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273a97046a fix(ci): re-enable Testcontainers Ryuk to stop the backend fork shutdown hang (#848) (#849)
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Fixes #848.

## Symptom

CI `Backend Unit Tests` goes red despite **all tests passing**: after the last test, the fork hangs at JVM shutdown and Surefire reports `There was a timeout in the fork` → `BUILD FAILURE`.

## Root cause (corrected after investigation)

My first theory (slow shutdown needs a bigger timeout) was **wrong** — raising `forkedProcessExitTimeoutInSeconds` 30→120 only delayed the kill by ~90s (total time 12:35 → 14:04), proving an *indefinite* hang, not slowness.

The real cause is **Testcontainers teardown with Ryuk disabled**:
- The job set `TESTCONTAINERS_RYUK_DISABLED: "true"` (carry-over from the old NAS runner).
- With Ryuk off, containers are reaped by the **in-JVM `JVMHookResourceReaper`** at shutdown. That reaper crashes (`NotFoundException`) and **leaks containers run-over-run**.
- The run boots ~30 per-context Spring contexts (`PostgresContainerConfig` is a per-context `@Bean`), so ~30 Postgres containers are torn down in-JVM at shutdown.
- As leaks accumulate on the runner, per-run teardown degrades until the fork hangs at shutdown → fork timeout. **The server had 21 orphaned `postgres:16-alpine`/`minio` containers up to 5 weeks old**; manually killing them is what restored CI before (a recurring pattern).

Environment confirmed via `ssh root@raddatz.cloud`: CI now runs on a root server with **Docker 29.4.3** (8 CPU, 62 GB, socket access) — so the original reason to disable Ryuk no longer applies, and Docker is *not* slow.

## Change

1. **Re-enable Ryuk** (remove `TESTCONTAINERS_RYUK_DISABLED`) — Ryuk reaps each run's containers out-of-process after the JVM exits, so they never accumulate. Automates the manual "kill all testcontainers."
2. Keep `forkedProcessExitTimeoutInSeconds=120` as a harmless backstop.
3. Drop the stale "NAS runner" comment on `DOCKER_API_VERSION`.

Operational: the 21 leaked containers were already removed from the server (by `org.testcontainers=true` label; real services untouched), giving immediate relief.

## Validation

Validated by this PR's CI run on the real runner (watching it). If Ryuk can't start in the runner's docker-outside-docker setup, the integration tests fail fast and I revert — fallback is a singleton Postgres container.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Marcel <marcel@familienarchiv>
Reviewed-on: #849
2026-06-15 20:53:58 +02:00
34 changed files with 61 additions and 2464 deletions

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@@ -229,9 +229,14 @@ jobs:
name: Backend Unit Tests
runs-on: ubuntu-latest
env:
DOCKER_API_VERSION: "1.43" # NAS runner runs Docker 24.x (max API 1.43); Testcontainers 2.x defaults to 1.44
# CI runs against the root-server Docker daemon (29.x). This API pin is a harmless
# carry-over from the old NAS runner (Docker 24.x, max API 1.43); safe to drop later.
DOCKER_API_VERSION: "1.43"
DOCKER_HOST: unix:///var/run/docker.sock
TESTCONTAINERS_RYUK_DISABLED: "true"
# Ryuk (Testcontainers' out-of-process reaper) is intentionally LEFT ENABLED so it
# removes each run's containers after the JVM exits. Disabling it forced the in-JVM
# reaper, which hung at JVM shutdown and leaked Postgres containers run-over-run until
# the daemon degraded and the fork timed out at teardown — see #848.
steps:
- uses: actions/checkout@v4

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@@ -2,7 +2,7 @@
> Living document. One row per `REQ-NNN` across all in-flight and shipped features. The spec
> itself lives in the **Gitea issue** (issue-only — there is no committed `spec.md`); this
> matrix is the part of the spec that _is_ committed: it links each requirement to its issue,
> matrix is the part of the spec that *is* committed: it links each requirement to its issue,
> the code that implements it, and the test(s) that prove it — so any requirement traces end
> to end, and any orphan (a requirement with no test) is visible on `main`.
@@ -24,31 +24,30 @@
## Matrix
| REQ-ID | Requirement Summary | Issue | Feature | Implementation File(s) | Test(s) | Status |
| ------- | ---------------------------------------------------------------------- | -------- | ---------------------------------- | ------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------- |
| REQ-001 | Store avatar at `avatars/{userId}`, overwrite | #example | profile-picture-upload (\_example) | `UserService` (planned) | `UserServiceAvatarTest#storesUnderUserKey`, `#replaceLeavesNoOrphan` | Planned |
| REQ-002 | Upload self avatar → 200 + avatarUrl | #example | profile-picture-upload (\_example) | `UserAvatarController`, `UserService` (planned) | `UserAvatarControllerTest#uploadReturnsAvatarUrl` | Planned |
| REQ-003 | Delete self avatar → avatarUrl null | #example | profile-picture-upload (\_example) | `UserAvatarController` (planned) | `UserAvatarControllerTest#deleteClearsAvatar` | Planned |
| REQ-004 | No avatar → null + initials placeholder | #example | profile-picture-upload (\_example) | `UserProfileView`, avatar component (planned) | `avatar-placeholder.svelte.spec.ts` | Planned |
| REQ-005 | ADMIN_USER may delete others' avatar | #example | profile-picture-upload (\_example) | `UserAvatarController` (planned) | `UserAvatarControllerTest#adminDeletesOthersAvatar` | Planned |
| REQ-006 | Unauthenticated → 401, store nothing | #example | profile-picture-upload (\_example) | `SecurityConfig`, controller (planned) | `UserAvatarControllerTest#unauthenticatedReturns401` | Planned |
| REQ-007 | Non-image → 400 UNSUPPORTED_FILE_TYPE | #example | profile-picture-upload (\_example) | `UserService` (planned) | `UserAvatarControllerTest#rejectsNonImage` | Planned |
| REQ-008 | Over 2 MB → 400 AVATAR_TOO_LARGE | #example | profile-picture-upload (\_example) | `UserService`, `ErrorCode` (planned) | `UserAvatarControllerTest#rejectsOversize` | Planned |
| REQ-009 | Non-admin on others → 403 FORBIDDEN | #example | profile-picture-upload (\_example) | `UserAvatarController` (planned) | `UserAvatarControllerTest#nonAdminForbiddenOnOthers` | Planned |
| REQ-001 | Render dated entry via shared `formatDocumentDate` (de/en/es) | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `renders a DAY date localized in German`, `renders a SEASON date with the German season word`, `delegates a same-year RANGE to formatDocumentDate` | Done |
| REQ-002 | Non-UNKNOWN + non-empty date → shared label, `raw=null`, `getLocale()` | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `renders a DAY date localized in German`, `renders a DAY date localized in English` | Done |
| REQ-003 | `UNKNOWN``null` (no chip) | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `returns null for UNKNOWN precision even with a date`, `returns null for UNKNOWN precision without a date` | Done |
| REQ-004 | `null`/`undefined`/`''` eventDate → `null`, no formatter call | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `returns null for APPROX with a null eventDate, without calling the formatter`, `returns null for DAY with an empty-string eventDate`, `treats undefined eventDateEnd identically to null for RANGE` | Done |
| REQ-005 | No rendering logic outside `documentDate.ts` | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` (façade) | `dateLabel.spec.ts` `delegates a same-year RANGE to formatDocumentDate` (asserts byte-identical delegation) | Done |
| REQ-006 | `timeline` in coverage `include` (80% branch gate) | #778 | timeline-date-label | `frontend/vite.config.ts` | coverage `include` now lists `src/lib/timeline/**`; covered by all `dateLabel.spec.ts` cases | Done |
| REQ-ID | Requirement Summary | Issue | Feature | Implementation File(s) | Test(s) | Status |
|---|---|---|---|---|---|---|
| REQ-001 | Store avatar at `avatars/{userId}`, overwrite | #example | profile-picture-upload (_example) | `UserService` (planned) | `UserServiceAvatarTest#storesUnderUserKey`, `#replaceLeavesNoOrphan` | Planned |
| REQ-002 | Upload self avatar → 200 + avatarUrl | #example | profile-picture-upload (_example) | `UserAvatarController`, `UserService` (planned) | `UserAvatarControllerTest#uploadReturnsAvatarUrl` | Planned |
| REQ-003 | Delete self avatar → avatarUrl null | #example | profile-picture-upload (_example) | `UserAvatarController` (planned) | `UserAvatarControllerTest#deleteClearsAvatar` | Planned |
| REQ-004 | No avatar → null + initials placeholder | #example | profile-picture-upload (_example) | `UserProfileView`, avatar component (planned) | `avatar-placeholder.svelte.spec.ts` | Planned |
| REQ-005 | ADMIN_USER may delete others' avatar | #example | profile-picture-upload (_example) | `UserAvatarController` (planned) | `UserAvatarControllerTest#adminDeletesOthersAvatar` | Planned |
| REQ-006 | Unauthenticated → 401, store nothing | #example | profile-picture-upload (_example) | `SecurityConfig`, controller (planned) | `UserAvatarControllerTest#unauthenticatedReturns401` | Planned |
| REQ-007 | Non-image → 400 UNSUPPORTED_FILE_TYPE | #example | profile-picture-upload (_example) | `UserService` (planned) | `UserAvatarControllerTest#rejectsNonImage` | Planned |
| REQ-008 | Over 2 MB → 400 AVATAR_TOO_LARGE | #example | profile-picture-upload (_example) | `UserService`, `ErrorCode` (planned) | `UserAvatarControllerTest#rejectsOversize` | Planned |
| REQ-009 | Non-admin on others → 403 FORBIDDEN | #example | profile-picture-upload (_example) | `UserAvatarController` (planned) | `UserAvatarControllerTest#nonAdminForbiddenOnOthers` | Planned |
| REQ-001 | Render dated entry via shared `formatDocumentDate` (de/en/es) | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `renders a DAY date localized in German`, `renders a SEASON date with the German season word`, `delegates a same-year RANGE to formatDocumentDate` | Done |
| REQ-002 | Non-UNKNOWN + non-empty date → shared label, `raw=null`, `getLocale()` | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `renders a DAY date localized in German`, `renders a DAY date localized in English` | Done |
| REQ-003 | `UNKNOWN``null` (no chip) | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `returns null for UNKNOWN precision even with a date`, `returns null for UNKNOWN precision without a date` | Done |
| REQ-004 | `null`/`undefined`/`''` eventDate → `null`, no formatter call | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` | `dateLabel.spec.ts` `returns null for APPROX with a null eventDate, without calling the formatter`, `returns null for DAY with an empty-string eventDate`, `treats undefined eventDateEnd identically to null for RANGE` | Done |
| REQ-005 | No rendering logic outside `documentDate.ts` | #778 | timeline-date-label | `frontend/src/lib/timeline/dateLabel.ts` (façade) | `dateLabel.spec.ts` `delegates a same-year RANGE to formatDocumentDate` (asserts byte-identical delegation) | Done |
| REQ-006 | `timeline` in coverage `include` (80% branch gate) | #778 | timeline-date-label | `frontend/vite.config.ts` | coverage `include` now lists `src/lib/timeline/**`; covered by all `dateLabel.spec.ts` cases | Done |
<!-- Append real features below this line, one row per REQ-NNN, with the real issue number. Keep the header row above. -->
| REQ-001 | family-member Person with birthDate → 1 BIRTH event, precision passed through | #776 | derive-person-life-events | `timeline/TimelineEventService#buildBirthEvents` | `DerivedEventsAssemblyTest#should_emit_one_geburt_for_person_with_birthdate`, `#should_pass_birth_precision_through_unchanged` | Done |
| REQ-002 | family-member Person with deathDate → 1 DEATH event | #776 | derive-person-life-events | `timeline/TimelineEventService#buildDeathEvents` | `DerivedEventsAssemblyTest#should_emit_one_tod_for_person_with_deathdate`, `#should_emit_one_tod_and_zero_geburt_for_person_with_deathdate_only` | Done |
| REQ-003 | null birthDate → 0 Geburt events | #776 | derive-person-life-events | `timeline/TimelineEventService#buildBirthEvents` | `DerivedEventsAssemblyTest#should_emit_zero_tod_when_person_has_birthdate_but_no_deathdate`, `#should_emit_one_tod_and_zero_geburt_for_person_with_deathdate_only` | Done |
| REQ-004 | null deathDate → 0 Tod events; no dates → 0 events | #776 | derive-person-life-events | `timeline/TimelineEventService#buildDeathEvents` | `DerivedEventsAssemblyTest#should_emit_no_events_for_person_with_neither_date` | Done |
| REQ-005 | SPOUSE*OF edge with fromYear → MARRIAGE event, eventDate={fromYear}-01-01, precision=YEAR | #776 | derive-person-life-events | `timeline/TimelineEventService#buildMarriageEvents` | `DerivedEventsAssemblyTest#should_emit_one_heirat_for_spouse_edge_with_fromYear` | Done |
| REQ-005 | SPOUSE_OF edge with fromYear → MARRIAGE event, eventDate={fromYear}-01-01, precision=YEAR | #776 | derive-person-life-events | `timeline/TimelineEventService#buildMarriageEvents` | `DerivedEventsAssemblyTest#should_emit_one_heirat_for_spouse_edge_with_fromYear` | Done |
| REQ-006 | SPOUSE_OF edge with null fromYear → MARRIAGE emitted, eventDate=null, precision=UNKNOWN | #776 | derive-person-life-events | `timeline/TimelineEventService#buildMarriageEvents` | `DerivedEventsAssemblyTest#should_emit_unknown_precision_heirat_when_fromYear_is_null` | Done |
| REQ-007 | exactly one MARRIAGE per SPOUSE_OF row (dedup on relationship id) | #776 | derive-person-life-events | `timeline/TimelineEventService#buildMarriageEvents` | `DerivedEventsAssemblyTest#should_emit_exactly_one_heirat_when_both_spouses_in_scope`, `#should_emit_two_heirat_for_person_married_to_two_partners` | Done |
| REQ-008 | synthetic prefixed ids (birth:/death:/marriage:), never parseable as UUID | #776 | derive-person-life-events | `timeline/TimelineEventService#buildBirthEvents,#buildDeathEvents,#buildMarriageEvents` | `DerivedEventsAssemblyTest#should_mint_prefixed_synthetic_ids_never_uuid` | Done |
@@ -183,7 +182,7 @@
| REQ-007 | sticky "Filter (N aktiv)" trigger; N from isDefaultState/hiddenLayerCount; 44px target | #780 | timeline-layer-filter | `frontend/src/lib/timeline/timelineFilter.ts`, `frontend/src/lib/timeline/TimelineFilters.svelte` | `timelineFilter.spec.ts#isDefaultState`, `#hiddenLayerCount`; `TimelineFilters.svelte.spec.ts#shows a plain trigger ... and a count`, `#gives the trigger a 44px touch target` | Done |
| REQ-008 | reset text button restores all layers on; visibility tracks a $derived any-layer-off flag | #780 | timeline-layer-filter | `frontend/src/lib/timeline/TimelineFilters.svelte` | `TimelineFilters.svelte.spec.ts#hides the reset button by default and restores all layers when activated` | Done |
| REQ-009 | prefers-reduced-motion → slide duration 0 (matchMedia guard reused from documents/[id]/+page.svelte:57) | #780 | timeline-layer-filter | `frontend/src/lib/timeline/TimelineFilters.svelte` | manual reduced-motion check + svelte-autofixer/code review (guard reused, only the slide `duration` zeroed) | Done |
| REQ-010 | 8 timeline_filter*_ keys in de/en/es; trigger vs trigger*active({count}) distinct | #780 | timeline-layer-filter | `frontend/messages/{de,en,es}.json` | `messages.spec.ts#zeitstrahl layer-filter keys are present in all locales (#780 REQ-010)` | Done |
| REQ-010 | 8 timeline_filter_* keys in de/en/es; trigger vs trigger_active({count}) distinct | #780 | timeline-layer-filter | `frontend/messages/{de,en,es}.json` | `messages.spec.ts#zeitstrahl layer-filter keys are present in all locales (#780 REQ-010)` | Done |
| REQ-001 | WRITE_ALL viewer → "Ereignis hinzufügen" link to /zeitstrahl/events/new in the wrapping Zeitstrahl header | #842 | timeline-curator-affordances | `frontend/src/routes/zeitstrahl/+page.svelte`, `frontend/messages/{de,en,es}.json` | `zeitstrahl/page.svelte.spec.ts#renders the add-event CTA in a wrapping header when the viewer can write` | Done |
| REQ-002 | viewer without WRITE_ALL → no add-event affordance on /zeitstrahl | #842 | timeline-curator-affordances | `frontend/src/routes/zeitstrahl/+page.svelte` | `zeitstrahl/page.svelte.spec.ts#renders no add-event CTA when the viewer cannot write` | Done |
| REQ-003 | WRITE_ALL viewer → person-page "Ereignis für diese Person" link to /zeitstrahl/events/new?personId={id} | #842 | timeline-curator-affordances | `frontend/src/routes/persons/[id]/PersonCard.svelte`, `frontend/messages/{de,en,es}.json` | `PersonCard.svelte.spec.ts#shows an add-event link pre-seeded with the person to a curator` | Done |
@@ -195,24 +194,3 @@
| REQ-009 | TimelineView threads canWrite through the year-band path and the undated bucket (identical gate) | #842 | timeline-curator-affordances | `frontend/src/lib/timeline/TimelineView.svelte`, `frontend/src/lib/timeline/YearBand.svelte` | `TimelineView.svelte.spec.ts#threads canWrite to a curated event in both a year band and the undated bucket`, `#threads canWrite to a curated HISTORICAL world band in both paths` | Done |
| REQ-010 | person add-event opens #781 create form prefilled with the person, returns to /persons/{id} on save | #842 | timeline-curator-affordances | `frontend/src/routes/persons/[id]/PersonCard.svelte`, `frontend/src/routes/zeitstrahl/events/new/+page.server.ts` (#781) | `PersonCard.svelte.spec.ts#shows an add-event link pre-seeded with the person to a curator` (URL), `zeitstrahl/events/new/page.server.spec.ts#redirects to /persons/{id} when originPersonId is a valid UUID` (#781) | Done |
| REQ-011 | non-curator direct nav to /zeitstrahl/events/new or /{id}/edit → 403 (existing #781 route guard, regression) | #842 | timeline-curator-affordances | `frontend/src/routes/zeitstrahl/events/new/+page.server.ts`, `frontend/src/routes/zeitstrahl/events/[id]/edit/+page.server.ts` (#781, unchanged — both share `requireWriteAll`) | `zeitstrahl/events/new/page.server.spec.ts#throws 403 for an authenticated user without WRITE_ALL`, `zeitstrahl/events/[id]/edit/page.server.spec.ts#throws 403 for a user without WRITE_ALL` | Done |
| REQ-001 | axis-fixed layers (life-events, pills, world-bands) render identically across all 3 modes; only loose letters re-bundle | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/TimelineView.svelte`, `frontend/src/lib/timeline/YearBand.svelte` | `grouping-event-layer-identity.svelte.spec.ts#renders the event pills and world-bands identically across all three grouping modes`, `YearBand.svelte.spec.ts#still renders the event world-band in Ereignis mode` | Done |
| REQ-002 | mode switch re-bundles loose letters over the layer-filtered view, no GET /api/timeline refetch | #827 | timeline-grouping-modes | `frontend/src/routes/zeitstrahl/+page.svelte`, `frontend/src/lib/timeline/timelineGrouping.ts`, `frontend/src/lib/timeline/TimelineView.svelte` | `zeitstrahl/page.svelte.spec.ts#regroups loose letters under their event client-side`, `e2e/zeitstrahl-grouping.spec.ts#switching grouping modes issues no extra timeline fetch` | Done |
| REQ-003 | Ereignis clusters each loose letter under the curated event whose documents contain it | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/timelineGrouping.ts#bucketLetters`, `frontend/src/lib/timeline/YearBand.svelte`, `frontend/src/lib/timeline/LetterBucket.svelte` | `timelineGrouping.spec.ts#clusters letters under the curated event named by linkedEventId`, `YearBand.svelte.spec.ts#clusters loose letters under their linked event in Ereignis mode` | Done |
| REQ-004 | Thema buckets each loose letter per year under its primary root tag (rootTagId) | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/timelineGrouping.ts#bucketLetters`, `frontend/src/lib/timeline/YearBand.svelte`, `frontend/src/lib/timeline/LetterBucket.svelte` | `timelineGrouping.spec.ts#buckets letters under their primary root tag with name and colour`, `YearBand.svelte.spec.ts#buckets loose letters under their root tag in Thema mode` | Done |
| REQ-005 | TimelineEntryDTO carries nullable linkedEventId, resolved in one batched membership pass | #827 | timeline-grouping-modes | `backend/.../timeline/TimelineEntryDTO.java`, `backend/.../timeline/TimelineService.java#resolveLetterEventLinks`, `frontend/src/lib/generated/api.ts` | `TimelineServiceTest#letter_in_a_curated_events_documents_carries_that_events_id` | Done |
| REQ-005b | linkedEventId is nullable / not @Schema REQUIRED; null for non-letter entries | #827 | timeline-grouping-modes | `backend/.../timeline/TimelineEntryDTO.java`, `frontend/src/lib/generated/api.ts` (`linkedEventId?`) | `TimelineServiceTest#letter_in_no_curated_event_has_null_linkedEventId` | Done |
| REQ-006 | Ereignis: letter with null linkedEventId → per-year "Weitere Briefe" bucket | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/timelineGrouping.ts`, `frontend/src/lib/timeline/LetterBucket.svelte` | `timelineGrouping.spec.ts#drops a letter with no linkedEventId into the fallback bucket`, `LetterBucket.svelte.spec.ts#uses the localized "Weitere Briefe" label` | Done |
| REQ-007 | Thema: untagged letter → per-year "Ohne Thema" bucket | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/timelineGrouping.ts`, `frontend/src/lib/timeline/LetterBucket.svelte` | `timelineGrouping.spec.ts#drops an untagged letter into the "Ohne Thema" fallback bucket`, `LetterBucket.svelte.spec.ts#uses the localized "Ohne Thema" label` | Done |
| REQ-008 | multi-tagged letter appears under exactly one root tag, never duplicated | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/timelineGrouping.ts` | `timelineGrouping.spec.ts#places a letter in exactly one bucket` | Done |
| REQ-009 | tag names + hint render via `{...}` escaping; grep gate forbids `{@html}` in lib/timeline | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/BucketHeaderChip.svelte`, `frontend/src/lib/timeline/LetterCard.svelte`, `frontend/src/lib/timeline/TagChip.svelte` | `BucketHeaderChip.svelte.spec.ts#renders an HTML-bearing name as inert text`, `timeline-no-raw-html.spec.ts#no timeline component contains the raw-HTML directive` | Done |
| REQ-010 | grouping control is a keyboard-navigable role=radiogroup, ≥44px text segments, default Datum, dark-mode contrast | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/GroupingControl.svelte` | `GroupingControl.svelte.spec.ts#renders three radios inside a radiogroup`, `#moves the selection forward with the right arrow key`, `#each segment has a tap target of at least 44×44px`, `#defaults to Datum`; `e2e/zeitstrahl-grouping.spec.ts#no wcag2a/wcag2aa violations ... (light + dark)` | Done |
| REQ-011 | ≤320px: control overflow-free + tap ≥44px, each abbreviation carries its full word as aria-label | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/GroupingControl.svelte` | `GroupingControl.svelte.spec.ts#exposes each segment full word as an aria-label`, `e2e/zeitstrahl-grouping.spec.ts#the control stays overflow-free and operable at 320px` | Done |
| REQ-012 | new grouping/bucket Paraglide keys in de/en/es; no collision with existing timeline*_ keys | #827 | timeline-grouping-modes | `frontend/messages/{de,en,es}.json` | `messages.spec.ts#zeitstrahl grouping + bucket keys are present in all locales (#827 REQ-012)`, `messages.spec.ts#de, en, and es have identical key sets` | Done |
| REQ-013 | failed timeline fetch → existing localized error via getErrorMessage; grouping has no independent failure mode | #827 | timeline-grouping-modes | `frontend/src/routes/zeitstrahl/+page.server.ts` (#779, unchanged) | `zeitstrahl/page.server` error path (#779 — getErrorMessage(extractErrorCode)) | Done |
| REQ-014 | Ereignis event-clustered letters live inside a **contained card whose header is the same-year curated event** (glyph, title, date, provenance, edit pencil) — the title reads once, no separate floating pill; letters render as the compact `.lcard.ev` variant, first 5 + show-more (redesign #847#827 grouped-card layout) | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/LetterCard.svelte`, `frontend/src/lib/timeline/LetterBucket.svelte`, `frontend/src/lib/timeline/YearBand.svelte` | `LetterCard.svelte.spec.ts#carries the .lcard.ev class in the event variant`, `LetterBucket.svelte.spec.ts#renders the curated event as the card header when given an `event` (no separate pill)`, `LetterBucket.svelte.spec.ts#shows no edit affordance in the header when canWrite is false`, `YearBand.svelte.spec.ts#renders a same-year curated event as one card header, with no separate pill and no duplicate title` | Done |
| REQ-015 | Thema bucket-header chip tinted via rootTagColor `var(--c-tag-*)`, neutral fallback when null/unknown; **label kept in a fixed ink for ≥4.5:1 contrast** (redesign #847) | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/BucketHeaderChip.svelte` | `BucketHeaderChip.svelte.spec.ts#tints the chip with var(--c-tag-{token})`, `#renders a neutral chip with no --c-tag- binding when colour is null`, `#falls back to neutral for an unknown colour token`, `#paints the label in a fixed ink colour, never the saturated tag token` | Done |
| REQ-016 | header meta-line grouping segment tracks the active mode (date/event/thema keys) | #827 | timeline-grouping-modes | `frontend/src/routes/zeitstrahl/+page.svelte` | `zeitstrahl/page.svelte.spec.ts#updates the meta-line grouping label when a mode is chosen` | Done |
| REQ-017 | Thema: per-letter TagChip suppressed inside its own bucket; still shown in Datum/Ereignis | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/LetterCard.svelte`, `frontend/src/lib/timeline/LetterBucket.svelte` | `LetterCard.svelte.spec.ts#suppresses the per-letter tag chip when asked`, `#still shows the per-letter tag chip when not suppressed`, `LetterBucket.svelte.spec.ts#suppresses the per-letter tag chip inside its own root-tag bucket` | Done |
| REQ-018 | Letters layer off → grouping control disabled (kept in place), mode retained | #827 | timeline-grouping-modes | `frontend/src/routes/zeitstrahl/+page.svelte`, `frontend/src/lib/timeline/GroupingControl.svelte`, `frontend/src/lib/timeline/timelineGrouping.ts#hasLooseLetters` | `zeitstrahl/page.svelte.spec.ts#disables the grouping control when the Letters layer is off`, `GroupingControl.svelte.spec.ts#retains the active mode while disabled`, `timelineGrouping.spec.ts#hasLooseLetters` | Done |
| REQ-019 | Ereignis: letter whose only linking event was filtered off → "Weitere Briefe" (never re-introduced) | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/timelineGrouping.ts#buildEventLookup`, `frontend/src/lib/timeline/TimelineView.svelte` | `timelineGrouping.spec.ts#drops a letter whose linked event is absent from the lookup into fallback` | Done |
| REQ-020 | Grouped clusters are **contained colour-railed cards** (bordered, rounded, surface) carrying compact cards; a cluster shows the first `CLUSTER_PREVIEW` (5) letters behind a show-more toggle, and the leftover bin is a **collapsed count-only drawer** revealed on demand — the month-density `YearLetterStrip` is no longer used in grouped mode (still used in Datum dense years) (redesign #847#827 grouped-card layout) | #827 | timeline-grouping-modes | `frontend/src/lib/timeline/LetterBucket.svelte`, `frontend/src/lib/timeline/timelineGrouping.ts#CLUSTER_PREVIEW`, `frontend/src/lib/timeline/LetterCard.svelte` | `LetterBucket.svelte.spec.ts#renders the cluster as a contained card (bordered, rounded, surface)`, `#binds a tag bucket together with a coloured left rail from its token`, `#shows only the first 5 letters with a show-more toggle when the cluster is larger`, `#expands to all letters and collapses back on toggle`, `#renders collapsed — count + reveal, no letter cards — until opened`, `#reveals the first 5 letters when opened`, `LetterCard.svelte.spec.ts#renders the compact variant on a single tighter row` | Done |

View File

@@ -369,6 +369,12 @@
<artifactId>maven-surefire-plugin</artifactId>
<configuration>
<forkedProcessTimeoutInSeconds>600</forkedProcessTimeoutInSeconds>
<!-- Grace period after the test JVM calls System.exit(0). The 30s default is too
short: the single reused fork closes ~32 cached Spring contexts at shutdown,
each tearing down a Testcontainers Postgres + HikariCP pool, which overruns 30s
and makes Surefire kill the fork (BUILD FAILURE despite 0 test failures). This is
a different knob from forkedProcessTimeoutInSeconds above. See issue #848. -->
<forkedProcessExitTimeoutInSeconds>120</forkedProcessExitTimeoutInSeconds>
<systemPropertyVariables>
<junit.jupiter.execution.timeout.default>90 s</junit.jupiter.execution.timeout.default>
</systemPropertyVariables>

View File

@@ -28,13 +28,6 @@ import java.util.UUID;
* They are deliberately NOT {@code @Schema(requiredMode = REQUIRED)} so the generated TypeScript
* types stay optional.
*
* <p><b>Letter→event link ({@code linkedEventId}):</b> for a {@link Kind#LETTER} entry, the id of
* the curated {@link TimelineEvent} whose {@code documents} set contains the letter's document, or
* {@code null} when the letter is referenced by no curated event (#827). Computed on read from the
* existing {@code timeline_event_documents} join — no new column. {@code null} for non-letter
* entries. Deliberately NOT {@code @Schema(requiredMode = REQUIRED)} so the generated TypeScript
* type stays optional.
*
* <p>Callers of {@code TimelineEventService.assembleDerivedEvents()} must independently enforce
* {@code READ_ALL} authorization before invoking that method (see ADR-043).
*/
@@ -54,7 +47,6 @@ public record TimelineEntryDTO(
DerivedEventType derivedType,
UUID rootTagId,
String rootTagName,
String rootTagColor,
UUID linkedEventId
String rootTagColor
) {
}

View File

@@ -267,7 +267,7 @@ public class TimelineEventService {
p.getBirthDate(), null,
p.getDisplayName(), EventType.PERSONAL,
null, null, List.of(p.getId()), DerivedEventType.BIRTH,
null, null, null, null))
null, null, null))
.toList();
}
@@ -279,7 +279,7 @@ public class TimelineEventService {
p.getDeathDate(), null,
p.getDisplayName(), EventType.PERSONAL,
null, null, List.of(p.getId()), DerivedEventType.DEATH,
null, null, null, null))
null, null, null))
.toList();
}
@@ -304,7 +304,7 @@ public class TimelineEventService {
null, null,
List.of(r.getPerson().getId(), r.getRelatedPerson().getId()),
DerivedEventType.MARRIAGE,
null, null, null, null));
null, null, null));
}
}
return result;

View File

@@ -80,14 +80,9 @@ public class TimelineService {
// Resolve generation person IDs once — used across all three layers
Set<UUID> genPersonIds = resolveGenerationPersonIds(filter.generation());
// Fetch curated events once — reused for both the event entries below and the
// batched letter→event link resolution (resolveLetterEventLinks), so the
// membership pass costs no extra query. REQ-005.
List<TimelineEvent> allEvents = eventRepository.findAll();
// ── curated events ───────────────────────────────────────────────────
List<TimelineEntryDTO> entries = new ArrayList<>();
for (TimelineEvent ev : allEvents) {
for (TimelineEvent ev : eventRepository.findAll()) {
if (!passesTypeFilter(ev.getType(), filter.type())) continue;
if (!passesPersonFilter(ev.getPersons(), filter.personId())) continue;
if (!passesGenerationFilter(ev.getPersons(), genPersonIds)) continue;
@@ -112,9 +107,8 @@ public class TimelineService {
letters.add(doc);
}
Map<UUID, RootTag> rootByDocId = resolveLetterRootTags(letters);
Map<UUID, UUID> eventByDocId = resolveLetterEventLinks(letters, allEvents);
for (Document doc : letters) {
entries.add(mapDocument(doc, rootByDocId, eventByDocId));
entries.add(mapDocument(doc, rootByDocId));
}
return bucket(entries);
@@ -235,13 +229,11 @@ public class TimelineService {
null,
null,
null,
null,
null
);
}
private TimelineEntryDTO mapDocument(Document doc, Map<UUID, RootTag> rootByDocId,
Map<UUID, UUID> eventByDocId) {
private TimelineEntryDTO mapDocument(Document doc, Map<UUID, RootTag> rootByDocId) {
RootTag root = rootByDocId.get(doc.getId());
return new TimelineEntryDTO(
Kind.LETTER,
@@ -259,38 +251,10 @@ public class TimelineService {
null,
root == null ? null : root.id(),
root == null ? null : root.name(),
root == null ? null : root.color(),
eventByDocId.get(doc.getId())
root == null ? null : root.color()
);
}
/**
* Resolves each letter's linked curated event in one batched pass, keyed by document id: the
* event whose {@code documents} set contains the letter (REQ-005). A single doc→event map is
* built over the already-loaded events — no per-letter query ({@code TimelineEvent.documents}
* carries {@code @BatchSize(50)}). When a document is referenced by more than one curated
* event, the first by repository iteration order wins ({@code putIfAbsent}). The map is built
* from <em>all</em> events (not just the year/type-filtered ones) so the link is a stable
* property of the data; the frontend's filter-then-group decides whether the linked event is
* actually on screen (#827). Logs nothing — the assembly path keeps UUIDs out of logs (§2.7).
*/
private Map<UUID, UUID> resolveLetterEventLinks(List<Document> letters, List<TimelineEvent> events) {
Set<UUID> letterDocIds = letters.stream().map(Document::getId).collect(Collectors.toSet());
if (letterDocIds.isEmpty()) return Map.of();
Map<UUID, UUID> eventByDocId = new HashMap<>();
for (TimelineEvent ev : events) {
Set<Document> linkedDocs = ev.getDocuments();
if (linkedDocs == null) continue;
for (Document linked : linkedDocs) {
if (letterDocIds.contains(linked.getId())) {
eventByDocId.putIfAbsent(linked.getId(), ev.getId());
}
}
}
return eventByDocId;
}
/**
* Resolves each letter's primary root tag in one batched pass, keyed by document id — no
* per-letter N+1: each letter contributes only its alphabetically-first assigned tag (#835),

View File

@@ -69,10 +69,10 @@ class TimelineServiceTest {
UUID id2 = UUID.fromString("00000000-0000-0000-0000-000000000002");
var e1 = new TimelineEntryDTO(Kind.LETTER, DatePrecision.DAY, false, "", "",
LocalDate.of(1914, 7, 28), null, "Same Title", null, null, id1, List.of(), null,
null, null, null, null);
null, null, null);
var e2 = new TimelineEntryDTO(Kind.LETTER, DatePrecision.DAY, false, "", "",
LocalDate.of(1914, 7, 28), null, "Same Title", null, null, id2, List.of(), null,
null, null, null, null);
null, null, null);
var sorted = List.of(e2, e1).stream()
.sorted(TimelineService.WITHIN_BAND_ORDER)
@@ -511,44 +511,6 @@ class TimelineServiceTest {
verify(tagService, times(1)).resolveRootTags(anyList());
}
// ─── letter→event link (#827, REQ-005/006) ───────────────────────────────
@Test
void letter_in_a_curated_events_documents_carries_that_events_id() {
// REQ-005: linkedEventId = the curated event whose documents set contains the letter.
Document letterDoc = docWithDate(LocalDate.of(1915, 5, 1), DatePrecision.MONTH);
UUID eventId = UUID.randomUUID();
TimelineEvent event = TimelineEvent.builder().id(eventId)
.title("Briefe von der Front").type(EventType.PERSONAL)
.documents(new HashSet<>(Set.of(letterDoc)))
.build(); // no eventDate → event lands undated, leaving the year band to the letter
when(eventRepository.findAll()).thenReturn(List.of(event));
when(timelineEventService.assembleDerivedEvents()).thenReturn(List.of());
when(documentService.getAllForTimeline()).thenReturn(List.of(letterDoc));
TimelineEntryDTO entry = onlyLetterEntry(timelineService.assemble(noFilters()));
assertThat(entry.linkedEventId()).isEqualTo(eventId);
}
@Test
void letter_in_no_curated_event_has_null_linkedEventId() {
// REQ-006: a letter referenced by no curated event → linkedEventId null (frontend falls
// back to the per-year "Weitere Briefe" bucket).
Document letterDoc = docWithDate(LocalDate.of(1915, 5, 1), DatePrecision.MONTH);
TimelineEvent event = TimelineEvent.builder().id(UUID.randomUUID())
.title("Anderes Ereignis").type(EventType.PERSONAL)
.documents(new HashSet<>(Set.of(Document.builder().id(UUID.randomUUID()).build())))
.build();
when(eventRepository.findAll()).thenReturn(List.of(event));
when(timelineEventService.assembleDerivedEvents()).thenReturn(List.of());
when(documentService.getAllForTimeline()).thenReturn(List.of(letterDoc));
TimelineEntryDTO entry = onlyLetterEntry(timelineService.assemble(noFilters()));
assertThat(entry.linkedEventId()).isNull();
}
private static TimelineEntryDTO onlyLetterEntry(TimelineDTO result) {
assertThat(result.years()).hasSize(1);
return result.years().get(0).entries().get(0);
@@ -561,7 +523,7 @@ class TimelineServiceTest {
private static TimelineEntryDTO letter(LocalDate date, DatePrecision precision, String title) {
return new TimelineEntryDTO(Kind.LETTER, precision, false, "", "",
date, null, title, null, null, UUID.randomUUID(), List.of(), null,
null, null, null, null);
null, null, null);
}
private static Document docWithDate(LocalDate date, DatePrecision precision) {

View File

@@ -1,78 +0,0 @@
# ADR-045 — The /zeitstrahl Ereignis/Thema regroup is client-side, over a computed letter→event link
**Status:** Accepted
**Date:** 2026-06-15
**Issue:** #827 (Zeitstrahl milestone; deferred follow-up to #779, builds on #835/PR #838 and #780)
## Context
#779 shipped `/zeitstrahl` in **Datum** mode only and deferred the Concept-A
**Datum · Ereignis · Thema** segmented control, because the other two modes need data the
`TimelineEntryDTO` did not carry: a letter's curated-event association (Ereignis) and a letter's
primary root tag + colour (Thema). #835 (merged in PR #838) added the Thema fields
(`rootTagId`/`rootTagName`/`rootTagColor`) and the batched `TimelineService → TagService`
resolver. Meanwhile #780 added the **layer filter**`/zeitstrahl/+page.svelte` owns
`personalOn`/`historicalOn`/`lettersOn` `$state` and renders `TimelineView` over a client-side
`filterTimeline(data.timeline, …)` view.
This ADR records the three forks specific to **#827** (the Thema enrichment + the
`TimelineService → TagService` edge are #835's scope, not this one).
## Decisions
### 1. Grouping is a client-side presentation transform — no `grouping=` query param
`GET /api/timeline` already returns the whole timeline in one payload. Regrouping the loose
letters is an in-memory transform in `lib/timeline/timelineGrouping.ts` (`bucketLetters`,
`buildEventLookup`, `hasLooseLetters`), driven by a `groupingMode` `$state` in `+page.svelte`.
A server-side `grouping=DATE|EVENT|TOPIC` parameter was rejected: it would add lasting API
surface and a bucket query for zero benefit on an already-loaded payload, and switching modes
must issue **zero** extra fetches (REQ-002). The blast radius stays inside the read view.
### 2. The letter→event link is computed, reusing `timeline_event_documents` — no new column
A letter clusters under a curated event iff that event's `documents` set (ADR-040;
`@ManyToMany @BatchSize(50)` over join table `timeline_event_documents`) contains the letter's
document. `TimelineService.assemble` resolves this in **one batched membership pass**
`resolveLetterEventLinks` builds a single `docId → eventId` map over the already-loaded events
(no per-letter query), reusing the same `eventRepository.findAll()` it already iterates for the
event entries. The result is exposed as one nullable DTO field, `linkedEventId`. A new persisted
FK on the document/letter row was rejected: it duplicates an existing capability and opens a
mutating write path + Flyway migration for no gain. **No new column, no migration, no new
cross-domain edge** (the field derives from data `TimelineService` already loads). `linkedEventId`
is deliberately **not** `@Schema(requiredMode = REQUIRED)` — it is null for non-letter entries and
for letters under no curated event — so the generated TypeScript type stays optional.
### 3. Grouping composes with the #780 layer filter as **filter-then-group**
The pipeline is `data.timeline → filterTimeline() (#780) → groupingMode transform → TimelineView`.
The grouping `$state` lives in `+page.svelte` beside the filter `$state`, and the regroup runs over
the layer-**filtered** view, never the raw `data.timeline`. Grouping the raw timeline and filtering
afterward was rejected: the counts and buckets would disagree with the layer toggles, re-opening
the #780 count-mismatch the page already closed. Two consequences fall out of filter-then-group:
- **Letters layer off → the grouping control disables, kept in place (REQ-018).** With no loose
letters in the filtered view there is nothing to regroup; the control renders `aria-disabled`
(no header reflow), keeps its selected mode, and announces a screen-reader reason.
- **A letter whose only linking event was filtered out falls back to "Weitere Briefe" (REQ-019).**
`buildEventLookup` is built from the events present in the _filtered_ view, so Ereignis clusters
only under events that survived the filter; everything else lands in the per-year fallback bucket.
The control is a `role="radiogroup"` (single-select), deliberately distinct from #780's
`aria-pressed` toggle filter, stacked above the filter trigger so the two read as one control
cluster — the top-right corner stays the #842 add-event CTA.
## Consequences
- One nullable field (`linkedEventId`) is added to `TimelineEntryDTO` (17 components); the
regenerated `frontend/src/lib/generated/api.ts` is committed in the same PR. No table, column,
Flyway migration, endpoint, `ErrorCode`, or `Permission` changes.
- The regroup is pure and fully unit-tested independently of the components; `TimelineView`/
`YearBand` render the axis-fixed event layer identically across all three modes (REQ-001) and
only swap the loose-letter rendering for per-year `LetterBucket`s off Datum.
- The new Thema bucket-header chip (`BucketHeaderChip`) is a filled variant tinted from
`rootTagColor`; the shipped neutral per-letter `TagChip` (#838) is reused as-is and suppressed
inside its own bucket (REQ-017). All `lib/timeline` components keep the `{...}`-escaping
guarantee — a grep gate forbids `{@html}` (REQ-009).
- Read-only feature: no new authn/authz surface beyond the existing `READ_ALL` on
`GET /api/timeline`.

View File

@@ -1,374 +0,0 @@
# Zeitstrahl grouped-view contained-card layout — Implementation Plan
> **For agentic workers:** REQUIRED SUB-SKILL: Use superpowers:subagent-driven-development (recommended) or superpowers:executing-plans to implement this plan task-by-task. Steps use checkbox (`- [ ]`) syntax for tracking.
**Goal:** Replace the grouped-view's full-width bucket blocks with self-contained cards — a cluster (event or root tag) becomes one bordered card whose header is the event/tag and whose body shows the first 5 letters with a show-more toggle; the leftover bin collapses to a count-only drawer; a same-year curated event renders *as* its card header (no duplicate pill).
**Architecture:** Frontend-only, on branch `feat/issue-827-zeitstrahl-grouping` (worktree `.worktrees/issue-827-zeitstrahl-grouping`). Evolve `LetterBucket.svelte` into the contained card (preview cap + show-more + collapsed drawer + card chrome + optional event header) and rewire `YearBand.svelte`'s Ereignis branch so a same-year curated event becomes the card header instead of a separate pill. Datum mode is untouched. Design doc: `docs/superpowers/specs/2026-06-15-zeitstrahl-grouped-view-layout-design.md`.
**Tech Stack:** Svelte 5 (runes), Tailwind 4, Paraglide i18n, Vitest browser mode (`--project=client` for `*.svelte.spec.ts`, `--project=server` for plain `*.spec.ts`).
**Conventions (read before starting):**
- Red→green TDD, one logical change per commit, `Refs #827` on the last body line.
- Run only the specific spec file(s) — never the full suite. Client: `npx vitest run <file> --project=client`; server: `... --project=server`.
- Before each commit: `npx prettier --write <changed files>`, then `git add <files>` + `git diff --cached --stat` to verify the staged set, then commit (the pre-commit hook runs `prettier --check` + `eslint`).
- **No `new Set()`/`new Map()` inside a `.svelte` file** — `svelte/prefer-svelte-reactivity` errors even on transient locals. Use plain arrays (`find`/`some`/`filter`) inside `$derived`. (Pure `.ts` modules are fine.)
- Prettier rewrites `class:foo` shorthand to `class:foo={foo}` — expect that.
- Factories in `frontend/src/lib/timeline/test-factories.ts`: `makeEntry`, `makeYear`, `makeTimelineDTO`.
---
## File Structure
- `frontend/src/lib/timeline/timelineGrouping.ts` — add `CLUSTER_PREVIEW = 5`; remove `BUCKET_DENSE_THRESHOLD`/`isBucketDense` (no longer used). Keep `bucketLetters`, `buildEventLookup`, `hasLooseLetters`, `tagColorVar`.
- `frontend/src/lib/timeline/LetterBucket.svelte` — the contained card: card chrome + colour rail + header variants (tag chip / event-header / cross-year text label / drawer label) + body (first-5 preview, show-more toggle, drawer collapsed-by-default). Drop the `YearLetterStrip` branch.
- `frontend/src/lib/timeline/YearBand.svelte` — Ereignis branch: a same-year curated event renders as a `LetterBucket` card with `event={entry}` (no separate pill); letterless/derived/world events stay plain; cross-year clusters + the fallback drawer render after the axis entries.
- `frontend/messages/{de,en,es}.json` — two new keys: `timeline_bucket_show_more` (`{count}`), `timeline_bucket_show_less`.
- Specs: `LetterBucket.svelte.spec.ts`, `YearBand.svelte.spec.ts`, `messages.spec.ts` (extend), plus the route spec stays green.
- `.specify/rtm.md` — update REQ-014/REQ-020 rows.
---
## Task 1: Preview cap + show-more toggle (drop the sparkline)
**Files:**
- Modify: `frontend/src/lib/timeline/timelineGrouping.ts`
- Modify: `frontend/src/lib/timeline/LetterBucket.svelte`
- Test: `frontend/src/lib/timeline/LetterBucket.svelte.spec.ts`
- [ ] **Step 1: Add the i18n keys** in all three locales (so the toggle has a label).
`frontend/messages/de.json` (next to the existing `timeline_bucket_*` keys):
```json
"timeline_bucket_show_more": "+ {count} weitere Briefe anzeigen",
"timeline_bucket_show_less": "Weniger anzeigen",
```
`en.json`: `"+ {count} more letters"`, `"Show fewer"`. `es.json`: `"+ {count} cartas más"`, `"Mostrar menos"`.
Run `npx @inlang/paraglide-js compile --project ./project.inlang --outdir ./src/lib/paraglide` (from `frontend/`) or let the dev/test build compile them.
- [ ] **Step 2: Write the failing tests** in `LetterBucket.svelte.spec.ts` (replace the `manyLetters`-based density tests from PR #847 — the sparkline is going away).
```ts
const manyLetters = (n: number) =>
Array.from({ length: n }, (_, i) => makeEntry({ documentId: `d${i}`, eventDate: `1916-0${(i % 9) + 1}-01` }));
describe('LetterBucket — preview cap + show-more (#827 redesign)', () => {
it('shows only the first 5 letters with a show-more toggle when the cluster is larger', () => {
const bucket: Bucket = { key: 'tag:t1', kind: 'tag', title: 'Krieg', color: 'sienna', letters: manyLetters(8) };
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
expect(document.querySelectorAll('a.lcard')).toHaveLength(5);
expect(document.querySelector('[data-testid="bucket-show-more"]')).not.toBeNull();
expect(document.querySelector('[data-testid="strip-expand"]')).toBeNull(); // sparkline gone
});
it('expands to all letters and collapses back on toggle', async () => {
const bucket: Bucket = { key: 'tag:t1', kind: 'tag', title: 'Krieg', color: 'sienna', letters: manyLetters(8) };
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
(document.querySelector('[data-testid="bucket-show-more"]') as HTMLButtonElement).click();
await tick();
expect(document.querySelectorAll('a.lcard')).toHaveLength(8);
(document.querySelector('[data-testid="bucket-show-more"]') as HTMLButtonElement).click();
await tick();
expect(document.querySelectorAll('a.lcard')).toHaveLength(5);
});
it('shows all letters and no toggle for a small cluster (<= 5)', () => {
const bucket: Bucket = { key: 'tag:t1', kind: 'tag', title: 'Tod', color: null, letters: manyLetters(3) };
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
expect(document.querySelectorAll('a.lcard')).toHaveLength(3);
expect(document.querySelector('[data-testid="bucket-show-more"]')).toBeNull();
});
});
```
Add `import { tick } from 'svelte';` at the top of the spec if absent.
- [ ] **Step 3: Run the tests — verify they fail.** `npx vitest run src/lib/timeline/LetterBucket.svelte.spec.ts --project=client` → FAIL (still rendering the strip / all cards).
- [ ] **Step 4: Implement.** In `timelineGrouping.ts` remove `BUCKET_DENSE_THRESHOLD` + `isBucketDense`, add:
```ts
/** Letters shown before a cluster needs a "show more" toggle (#827 redesign). */
export const CLUSTER_PREVIEW = 5;
```
In `LetterBucket.svelte`: remove the `YearLetterStrip` import + the `dense`/strip branch. Add expand state and a visible-slice derived; render `CLUSTER_PREVIEW` compact cards, then a toggle when there are more:
```svelte
import { CLUSTER_PREVIEW, tagColorVar, type LetterBucket } from './timelineGrouping';
import * as m from '$lib/paraglide/messages.js';
// ...
let expanded = $state(false);
const visible = $derived(expanded ? bucket.letters : bucket.letters.slice(0, CLUSTER_PREVIEW));
const hiddenCount = $derived(bucket.letters.length - CLUSTER_PREVIEW);
```
Body markup (replace the `{#if dense}…{:else}…` block):
```svelte
<ul class="space-y-1.5">
{#each visible as letter (entryKey(letter))}
<li><LetterCard entry={letter} variant={cardVariant} suppressTagChip={mode === 'thema'} compact={true} /></li>
{/each}
</ul>
{#if hiddenCount > 0}
<button
type="button"
data-testid="bucket-show-more"
aria-expanded={expanded}
onclick={() => (expanded = !expanded)}
style="display: inline-flex; align-items: center; min-height: 44px"
class="mt-1 px-1 font-sans text-xs font-semibold text-brand-navy hover:underline focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy"
>
{expanded ? m.timeline_bucket_show_less() : m.timeline_bucket_show_more({ count: hiddenCount })}
</button>
{/if}
```
- [ ] **Step 5: Run the tests — verify they pass.** Same command → PASS. Also run `src/lib/timeline/timelineGrouping.spec.ts --project=server` (still green; only constants changed).
- [ ] **Step 6: Commit.**
```bash
npx prettier --write src/lib/timeline/LetterBucket.svelte src/lib/timeline/timelineGrouping.ts src/lib/timeline/LetterBucket.svelte.spec.ts messages/de.json messages/en.json messages/es.json
cd .. && git add frontend/src/lib/timeline/LetterBucket.svelte frontend/src/lib/timeline/timelineGrouping.ts frontend/src/lib/timeline/LetterBucket.svelte.spec.ts frontend/messages/{de,en,es}.json
git diff --cached --stat
git commit -m "$(printf 'feat(timeline): cap grouped clusters at 5 letters with a show-more toggle\n\nReplaces the in-bucket month-density sparkline with a first-5 preview + show-more\n/ show-less toggle, the agreed grouped-view pattern. Datum mode keeps the >12\nYearLetterStrip.\n\nRefs #827')"
```
---
## Task 2: Collapsed drawer for the leftover bin
**Files:**
- Modify: `frontend/src/lib/timeline/LetterBucket.svelte`
- Test: `frontend/src/lib/timeline/LetterBucket.svelte.spec.ts`
The fallback bucket (`kind === 'fallback'` — "Weitere Briefe"/"Ohne Thema") is a junk drawer: render it **collapsed** (count only, no letters) until the user reveals it; revealing shows the same first-5 + show-more body.
- [ ] **Step 1: Write the failing tests.**
```ts
describe('LetterBucket — leftover drawer (#827 redesign)', () => {
const fb = (n: number, mode: 'event' | 'thema'): Bucket => ({
key: '__fallback__', kind: 'fallback', color: null,
letters: Array.from({ length: n }, (_, i) => makeEntry({ documentId: `f${i}`, eventDate: `1916-01-0${(i % 9) + 1}` }))
});
it('renders collapsed — count + reveal, no letter cards — until opened', () => {
render(LetterBucket, { bucket: fb(20, 'event'), mode: 'event', year: 1916 });
expect(document.querySelector('a.lcard')).toBeNull();
expect(document.body.textContent).toContain(m.timeline_bucket_other_letters());
expect(document.querySelector('[data-testid="bucket-reveal"]')).not.toBeNull();
});
it('reveals the first 5 letters when opened', async () => {
render(LetterBucket, { bucket: fb(20, 'event'), mode: 'event', year: 1916 });
(document.querySelector('[data-testid="bucket-reveal"]') as HTMLButtonElement).click();
await tick();
expect(document.querySelectorAll('a.lcard')).toHaveLength(5);
expect(document.querySelector('[data-testid="bucket-show-more"]')).not.toBeNull();
});
});
```
- [ ] **Step 2: Run — verify fail.** `npx vitest run src/lib/timeline/LetterBucket.svelte.spec.ts --project=client` → FAIL.
- [ ] **Step 3: Implement.** In `LetterBucket.svelte` add a `revealed` state defaulting to `bucket.kind !== 'fallback'` (non-drawers start open). Gate the body on it; when collapsed, render only the header + a reveal button:
```svelte
let revealed = $state(bucket.kind !== 'fallback');
// header always renders; body only when revealed
```
Collapsed drawer markup (when `!revealed`): the fallback label + count already render in the header; add the reveal control:
```svelte
{#if !revealed}
<button type="button" data-testid="bucket-reveal" onclick={() => (revealed = true)}
style="display:inline-flex;align-items:center;min-height:44px"
class="px-1 font-sans text-xs font-semibold text-brand-navy hover:underline focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy">
{m.timeline_bucket_show_more({ count: bucket.letters.length })}
</button>
{:else}
<!-- the Task-1 body (ul + show-more) -->
{/if}
```
Give the drawer a dashed neutral rail: add `class:border-dashed={bucket.kind === 'fallback'}` to the card.
- [ ] **Step 4: Run — verify pass.** Same command → PASS. Re-run the Task-1 tests too (still green).
- [ ] **Step 5: Commit.**
```bash
npx prettier --write src/lib/timeline/LetterBucket.svelte src/lib/timeline/LetterBucket.svelte.spec.ts
cd .. && git add frontend/src/lib/timeline/LetterBucket.svelte frontend/src/lib/timeline/LetterBucket.svelte.spec.ts
git diff --cached --stat
git commit -m "$(printf 'feat(timeline): collapse the leftover Weitere-Briefe/Ohne-Thema bin to a drawer\n\nThe catch-all bucket renders count-only by default behind a reveal control, then\nexpands to the first-5 + show-more body. Keeps the junk drawer quiet instead of\nflooding the timeline.\n\nRefs #827')"
```
---
## Task 3: Card chrome (the cluster is one contained card)
**Files:**
- Modify: `frontend/src/lib/timeline/LetterBucket.svelte`
- Test: `frontend/src/lib/timeline/LetterBucket.svelte.spec.ts`
Turn the `<section>` (rail-only, from PR #847) into a bordered card: `rounded` + `border border-line` + `bg-surface` + `shadow-sm`, keeping the coloured left rail (mint for event cluster, tag colour for tag, dashed neutral for the drawer). Header on a subtle `bg-canvas`/tint bar.
- [ ] **Step 1: Write the failing test.**
```ts
it('renders the cluster as a contained card (bordered, rounded, surface)', () => {
const bucket: Bucket = { key: 'tag:t1', kind: 'tag', title: 'Krieg', color: 'sienna', letters: [makeEntry({ documentId: 'a' })] };
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
const card = document.querySelector('[data-testid="letter-bucket"]') as HTMLElement;
expect(card.className).toMatch(/\brounded\b|rounded-/);
expect(card.className).toContain('border');
expect(card.className).toContain('bg-surface');
});
```
- [ ] **Step 2: Run — verify fail.** → FAIL (current section is `my-3 border-l-2 pl-3`, no `bg-surface`/`rounded`/full `border`).
- [ ] **Step 3: Implement.** Update the `<section data-testid="letter-bucket">` classes to e.g.:
```
class="my-3 overflow-hidden rounded-md border border-line border-l-2 bg-surface shadow-sm"
```
keep `class:border-l-brand-mint={isEventCluster}`, `class:border-dashed={bucket.kind==='fallback'}`, and the inline `style={railStyle}` for the tag colour. Move the body padding inside (e.g. wrap header + body in a `px-3 py-2`), and give the header a tint bar (`bg-canvas` for events, plain for the drawer). Verify the existing "coloured left rail" test (`expect(section.style).toContain('var(--c-tag-sienna)')`) still holds — keep `railStyle` on the section.
- [ ] **Step 4: Run — verify pass.** Run the whole `LetterBucket.svelte.spec.ts` → all PASS (including the PR #847 rail test).
- [ ] **Step 5: Commit.**
```bash
npx prettier --write src/lib/timeline/LetterBucket.svelte src/lib/timeline/LetterBucket.svelte.spec.ts
cd .. && git add frontend/src/lib/timeline/LetterBucket.svelte frontend/src/lib/timeline/LetterBucket.svelte.spec.ts
git diff --cached --stat
git commit -m "$(printf 'feat(timeline): make a grouped cluster one contained card\n\nWraps each cluster in a bordered, rounded surface card (keeping the colour rail)\nso the header and its letters read as a single unit.\n\nRefs #827')"
```
---
## Task 4: Same-year curated event becomes the card header (kills the duplicate)
**Files:**
- Modify: `frontend/src/lib/timeline/LetterBucket.svelte` (add `event` + `canWrite` props + event-header rendering)
- Modify: `frontend/src/lib/timeline/YearBand.svelte` (render the card in place of the pill for a same-year curated event)
- Test: `frontend/src/lib/timeline/LetterBucket.svelte.spec.ts`, `frontend/src/lib/timeline/YearBand.svelte.spec.ts`
When a curated event has letters in the same band, the event IS the card header — no separate pill. Reuse `getAccentConfig` (glyph/label) + `timelineDateLabel` + the `kuratiert/abgeleitet` provenance + the `✎` edit affordance (curated + eventId + canWrite), mirroring `EventPill.svelte`.
- [ ] **Step 1: Write the failing tests.**
`LetterBucket.svelte.spec.ts`:
```ts
import { getAccentConfig } from './eventCardConfig';
it('renders the curated event as the card header when given an `event` (no separate pill)', () => {
const event = makeEntry({ kind: 'EVENT', type: 'PERSONAL', derived: false, eventId: 'e1',
title: 'Ein gewaltiger Stadtbrand', eventDate: '1916-07-06', senderName: '', receiverName: '', documentId: undefined });
const bucket: Bucket = { key: 'event:e1', kind: 'event', title: 'Ein gewaltiger Stadtbrand', color: null,
letters: [makeEntry({ documentId: 'a', linkedEventId: 'e1' })] };
render(LetterBucket, { bucket, mode: 'event', year: 1916, event, canWrite: true });
const header = document.querySelector('[data-testid="bucket-event-header"]') as HTMLElement;
expect(header.textContent).toContain('Ein gewaltiger Stadtbrand');
expect(header.textContent).toContain(m.timeline_provenance_curated());
expect(document.querySelector('[data-testid="event-edit"]')?.getAttribute('href')).toBe('/zeitstrahl/events/e1/edit');
});
it('shows no edit affordance in the header when canWrite is false', () => {
const event = makeEntry({ kind: 'EVENT', type: 'PERSONAL', derived: false, eventId: 'e1', title: 'X', senderName: '', receiverName: '', documentId: undefined });
const bucket: Bucket = { key: 'event:e1', kind: 'event', title: 'X', color: null, letters: [makeEntry({ documentId: 'a' })] };
render(LetterBucket, { bucket, mode: 'event', year: 1916, event, canWrite: false });
expect(document.querySelector('[data-testid="event-edit"]')).toBeNull();
});
```
`YearBand.svelte.spec.ts` (replace/extend the PR #847 "nests an event cluster under its pill" test — the pill is now the card header):
```ts
it('renders a same-year curated event as one card header, with no separate pill and no duplicate title', () => {
const pill = makeEntry({ kind: 'EVENT', type: 'PERSONAL', derived: false, eventId: 'e1',
title: 'Ein gewaltiger Stadtbrand', eventDate: '1916-07-06', senderName: '', receiverName: '', documentId: undefined });
const letter = makeEntry({ documentId: 'a', linkedEventId: 'e1', eventDate: '1916-07-06' });
render(YearBand, { year: makeYear(1916, [pill, letter]), groupingMode: 'event', eventLookup: new Map([['e1', 'Ein gewaltiger Stadtbrand']]), canWrite: true });
const occurrences = (document.body.textContent ?? '').split('Ein gewaltiger Stadtbrand').length - 1;
expect(occurrences).toBe(1); // once — in the card header
expect(document.querySelector('[data-testid="bucket-event-header"]')).not.toBeNull();
expect(document.querySelector('a.lcard.ev')).not.toBeNull(); // its letter, inside
});
```
- [ ] **Step 2: Run — verify fail.** Both specs → FAIL.
- [ ] **Step 3: Implement `LetterBucket` header.** Add props `event?: TimelineEntryDTO` and `canWrite = false`. Derive (mirroring `EventPill.svelte`):
```svelte
import { getAccentConfig } from './eventCardConfig';
import { timelineDateLabel } from './dateLabel';
// ...
const accent = $derived(event ? getAccentConfig(event) : null);
const eventDateLabel = $derived(event ? timelineDateLabel(event.eventDate, event.precision, event.eventDateEnd) : null);
const provenance = $derived(event?.derived ? m.timeline_provenance_derived() : m.timeline_provenance_curated());
const eventSubtitle = $derived(eventDateLabel ? `${eventDateLabel} · ${provenance}` : provenance);
const canEdit = $derived(canWrite && !!event && !event.derived && event.eventId != null);
```
Header branch order: `if (event)` → event header (`data-testid="bucket-event-header"`: glyph from `accent.glyph` aria-hidden + sr-only `accent.label`, `event.title`, `eventSubtitle`, count, and the `✎` link `/zeitstrahl/events/{event.eventId}/edit` with `data-testid="event-edit"` when `canEdit`); else the existing `thema/tag` chip / `fallback` label branches.
- [ ] **Step 4: Implement `YearBand` Ereignis branch.** When a curated event entry has a matching same-year bucket, render the card *instead of* the pill, passing `event={entry}` + `canWrite`; do **not** also push the `{ t: 'event' }` pill row for it. Letterless/derived/world events still push their pill/band row. Sketch:
```svelte
if (groupingMode === 'event') {
const buckets = bucketLetters(letters, 'event', eventLookup);
const sameYear = (id) => buckets.find((b) => b.kind === 'event' && b.key === `event:${id}`);
for (const entry of year.entries) {
if (entry.kind !== 'EVENT') continue;
const bucket = entry.eventId ? sameYear(entry.eventId) : undefined;
if (bucket) out.push({ t: 'eventcard', entry, bucket }); // card replaces pill
else out.push({ t: 'event', entry }); // plain pill/band
}
for (const bucket of buckets) {
if (bucket.kind === 'fallback' || !year.entries.some((e) => e.kind === 'EVENT' && `event:${e.eventId}` === bucket.key))
out.push({ t: 'bucket', bucket, nested: false }); // cross-year cluster / drawer
}
return out;
}
```
Add a `Row` variant `{ t: 'eventcard'; entry: TimelineEntryDTO; bucket: LetterBucketModel }` and template branch:
```svelte
{:else if row.t === 'eventcard'}
<LetterBucket bucket={row.bucket} mode="event" year={year.year} event={row.entry} canWrite={canWrite} />
```
Keep the existing `{ t: 'bucket' }` branch (cross-year clusters + drawer) rendering `<LetterBucket … nested={false} />` with no `event` prop → text header. Remember: **no `new Map`/`Set` in the component** — use `buckets.find` / `year.entries.some` as above.
- [ ] **Step 5: Run — verify pass.** `npx vitest run src/lib/timeline/LetterBucket.svelte.spec.ts src/lib/timeline/YearBand.svelte.spec.ts src/lib/timeline/grouping-event-layer-identity.svelte.spec.ts --project=client` → PASS. The identity spec (REQ-001) still passes because derived/world fixtures are unchanged; if a now-stale assertion expects a pill for a *curated-with-letters* event, update it to expect the card header (REQ-001 amendment) and note it in the commit.
- [ ] **Step 6: Commit.**
```bash
npx prettier --write src/lib/timeline/LetterBucket.svelte src/lib/timeline/YearBand.svelte src/lib/timeline/LetterBucket.svelte.spec.ts src/lib/timeline/YearBand.svelte.spec.ts
cd .. && git add frontend/src/lib/timeline/LetterBucket.svelte frontend/src/lib/timeline/YearBand.svelte frontend/src/lib/timeline/LetterBucket.svelte.spec.ts frontend/src/lib/timeline/YearBand.svelte.spec.ts
git diff --cached --stat
git commit -m "$(printf 'feat(timeline): render a same-year curated event as its cluster card header\n\nA curated event with letters in its own band now becomes the contained card header\n(glyph, title, date, provenance, edit pencil) instead of a separate floating pill —\nthe title reads once. Derived life-events, world-bands, and letterless event pills\nare unchanged (REQ-001 amended for curated-with-letters).\n\nRefs #827')"
```
---
## Task 5: Regression sweep + route view + docs
**Files:**
- Verify: route + cross-year + thema specs
- Modify: `.specify/rtm.md`
- [ ] **Step 1: Run the affected specs (client).**
```
npx vitest run \
src/lib/timeline/BucketHeaderChip.svelte.spec.ts src/lib/timeline/LetterCard.svelte.spec.ts \
src/lib/timeline/LetterBucket.svelte.spec.ts src/lib/timeline/YearBand.svelte.spec.ts \
src/lib/timeline/GroupingControl.svelte.spec.ts src/lib/timeline/grouping-event-layer-identity.svelte.spec.ts \
src/lib/timeline/TimelineView.svelte.spec.ts src/routes/zeitstrahl/page.svelte.spec.ts --project=client
```
Expected: all PASS. Fix any cross-year/thema spec that assumed the old header (it should now find the card; thema card header is still the `BucketHeaderChip`).
- [ ] **Step 2: Run the server specs.** `npx vitest run src/lib/timeline/timelineGrouping.spec.ts src/lib/timeline/timeline-no-raw-html.spec.ts src/lib/messages.spec.ts --project=server` → PASS. If `messages.spec.ts` parity fails, it's the two new keys — they must be in de/en/es.
- [ ] **Step 3: Type-check the changed files.** `npm run check 2>&1 | grep -E "LetterBucket|YearBand|timelineGrouping"` → no ERROR lines (baseline noise elsewhere is fine).
- [ ] **Step 4: Update the RTM.** In `.specify/rtm.md`, edit REQ-014 (event-clustered letters live inside a contained card whose header is the same-year event; first-5 + show-more) and REQ-020 (clusters are contained cards with a 5-letter preview + show-more; the leftover bin is a collapsed drawer; the sparkline is no longer used in grouped mode), citing the new tests.
- [ ] **Step 5: Commit.**
```bash
cd .. && git add .specify/rtm.md
git diff --cached --stat
git commit -m "$(printf 'docs(rtm): trace the grouped-view contained-card layout (#827)\n\nRefs #827')"
```
- [ ] **Step 6: Push.** `git push origin feat/issue-827-zeitstrahl-grouping`
---
## Self-Review notes (author)
- **Spec coverage:** contained card (Task 3) ✓; first-5 + show-more (Task 1) ✓; collapsed drawer (Task 2) ✓; same-year event → card header / no duplicate (Task 4) ✓; derived/world unchanged (Task 4 keeps plain rows) ✓; thema chip header reused (existing, verified Task 5) ✓; cross-year text header (existing `{t:'bucket'}` path, verified Task 5) ✓; sparkline dropped from grouped mode (Task 1) ✓.
- **Naming consistency:** `CLUSTER_PREVIEW` (Task 1) used in Tasks 12; testids `bucket-show-more` / `bucket-reveal` / `bucket-event-header` / `event-edit` consistent across tasks; `Row` variant `eventcard` defined and consumed in Task 4.
- **REQ-001 amendment** is intentional and documented in the spec; Task 4 Step 5 flags fixing any stale identity assertion.

View File

@@ -1,102 +0,0 @@
# Zeitstrahl grouped-view layout redesign
**Date:** 2026-06-15
**Feature:** #827 (regroup `/zeitstrahl` by Ereignis/Thema) — layout follow-up on PR #847
**Status:** Approved (brainstorm), pending implementation plan
> The REQ contract for #827 lives in the Gitea issue body (and the amendment comment of
> 2026-06-15). This document records the **layout/visual design** agreed in the visual
> brainstorm and the REQ deltas it implies. Mockups: `.superpowers/brainstorm/*/content/`.
## Problem
The first grouped-view implementation (PR #847) fixed the flood and the duplicate event title,
but two issues remained on review of the live view:
1. **Weak belonging.** A clustered event's letters dropped below its centered pill as a
full-width block with only a thin left rail. The connection between an event and its letters
read weakly — the eye couldn't tell the letters belonged to the pill above.
2. **Layout inconsistency.** In Datum mode letters alternate left/right of the centered spine
(events/density centered). In grouped mode the letters became full-width, breaking that
rhythm with no clear reason.
## Decision: a cluster is one contained card
A clustered event (Ereignis) or root tag (Thema) renders as **one bordered card** whose header
is the event/tag itself and whose body holds that cluster's letters. Belonging becomes
structural (a single container), not positional guesswork. This replaces the full-width block.
### Ereignis mode, per year band
1. **Derived life-events** (Geburt/Tod/Heirat, `abgeleitet`) never cluster — they carry no
document links, so they are always **plain axis fixtures, unchanged from Datum mode**. A
**world-band** (`historisch`) is normally letterless and stays a plain band; on the rare
occasion a historical event has linked letters it follows rule 2 (becomes a card).
2. **A curated event (PERSONAL or HISTORICAL) with letters in this band** → one mint-bordered card:
- **Header** = the event's glyph + title + date + `kuratiert` + edit-✎ + count (the pill's
content, laid out as a header bar). This *replaces* the separate floating pill for that
event in this band — killing the duplicate title.
- **Body** = the cluster's letters, **first 5 shown, then a "+ N weitere Briefe anzeigen"
toggle** that expands/collapses the rest. Letters use the compact `LetterCard` variant.
3. **A curated event with no letters in this band** → stays a plain centered pill (no empty card).
4. **A curated event whose letters fall in a different year than its pill** → those letters form a
labeled card in *their* year (header = event name as text, no ✎/pill since the pill lives
elsewhere); the pill stays in its own band. No adjacent duplication.
5. **Leftover letters** (linked to no surviving curated event) → a collapsed neutral, dashed
**"✉ N Briefe ohne Ereignis · anzeigen "** drawer. Clicking expands to the same first-5 +
show-more list. No preview letters until opened.
### Thema mode
Identical shape. Each card's header is the **tinted root-tag chip** (`● Krieg · 24`,
`BucketHeaderChip`, fixed-ink label per the contrast fix) instead of an event pill; there is no
axis pill for a tag, so every tag cluster is a standalone card. The per-letter `TagChip` stays
suppressed inside its own card (REQ-017). The leftover drawer reads **"Ohne Thema"**.
### Layout / spine
- Cluster cards are **centered on the spine** (like events already are), not full-width-flush —
consistent with how grouped units (events) relate to the axis. Individual chronological
letters keep alternating left/right only in **Datum** mode.
- Each card carries a colour left rail: **mint** for an Ereignis cluster, the **tag colour** for
a Thema cluster, **neutral dashed** for the leftover drawer.
## Components affected
- `LetterBucket.svelte` — becomes the contained card: header slot (pill-content / tag chip /
drawer label / cross-year text label) + body with the first-5 cap and the show-more toggle.
Drop the `YearLetterStrip` (sparkline) branch from grouped mode.
- `YearBand.svelte` — in Ereignis mode, a same-year curated event renders *as* the card header
(merge pill into the card) instead of pill-then-nested-bucket; derived/world/letterless events
stay plain; cross-year clusters and the leftover drawer render after the axis entries.
- `LetterCard.svelte` — compact variant already exists (PR #847); reused inside cards.
- `BucketHeaderChip.svelte` — reused as the Thema card header (contrast fix already shipped).
- `timelineGrouping.ts` — the first-visible cap (`CLUSTER_PREVIEW = 5`) replaces
`BUCKET_DENSE_THRESHOLD`; helpers unchanged otherwise.
- Possibly a small `ClusterCard`/header sub-component if `LetterBucket` grows too large.
## REQ deltas (to fold into issue #827)
- **REQ-001 (amended):** derived life-events, world-bands, and *letterless* curated event pills
render identically across modes; a curated event **that has letters** renders as its cluster
card's header in grouped mode (no longer byte-identical to its Datum pill). Every event keeps
its spine position (year).
- **REQ-003 / REQ-014 (amended):** event-clustered letters live inside a contained card; the
header is the event (same-year) or a text label (cross-year). First 5 shown + show-more.
- **REQ-020 (amended):** grouped clusters are contained colour-railed cards with a first-5
preview + show-more toggle; the leftover bin is a collapsed count-only drawer. The
month-density `YearLetterStrip` is **no longer used in grouped mode** (still used in Datum
dense years).
## Out of scope
- Datum mode (untouched — keeps the alternating-axis zigzag and the >12 sparkline strip).
- Backend / DTO (`linkedEventId` and root-tag fields already shipped; no change).
- New i18n beyond a show-more / drawer label string set.
## Testing approach
TDD per component, mirroring PR #847: `LetterBucket` (card header variants, first-5 cap,
show-more expand/collapse, drawer collapsed-by-default, colour rail), `YearBand` (same-year merge
= no duplicate title; cross-year keeps a label; derived/world pills unchanged), and the route
spec for the assembled view. Run targeted `--project=client` / `--project=server` specs only.

View File

@@ -50,7 +50,7 @@ src/
│ │ ├── relationship/ # Relationship form + chip components
│ │ └── genealogy/ # Stammbaum (family tree) components
│ ├── tag/ # Tag domain: TagInput, TagChipList, TagParentPicker
│ ├── timeline/ # Timeline (Zeitstrahl) domain: TimelineView, YearBand, EventPill, WorldBand, LetterCard, LetterBucket, BucketHeaderChip, GroupingControl, TagChip, YearLetterStrip, GapSpan; dateLabel + timelineDensity + timelineFilter + timelineGrouping + eventCardConfig (imports $lib/shared only, never document/)
│ ├── timeline/ # Timeline (Zeitstrahl) domain: TimelineView, YearBand, EventPill, WorldBand, LetterCard, YearLetterStrip, GapSpan; dateLabel + timelineDensity + eventCardConfig (imports $lib/shared only, never document/)
│ ├── geschichte/ # Geschichte (story) domain: editor + card
│ ├── notification/ # Notification bell + dropdown + store
│ ├── activity/ # Activity feed (Chronik) components

View File

@@ -1,123 +0,0 @@
import AxeBuilder from '@axe-core/playwright';
import { test, expect, type APIRequestContext } from '@playwright/test';
/**
* Global /zeitstrahl grouping toggle (#827). Runs against the real stack with the seeded admin
* session (auth.setup). Covers REQ-002 (switching modes issues zero extra GET /api/timeline
* requests — the regroup is client-side), REQ-011 (the control stays usable and overflow-free at
* 320px with full-word aria-labels and ≥44px tap targets), and REQ-010g (a 320px axe pass over
* the control in both light and dark mode).
*
* Per e2e/CLAUDE.md, E2E is not yet wired into CI — this gate runs locally for now, like the
* #780 layer-filter spec it mirrors.
*/
const stamp = () => new Date().toISOString().replace(/[^0-9]/g, '');
async function createPerson(request: APIRequestContext, firstName: string, lastName: string) {
const res = await request.post('/api/persons', {
data: { personType: 'PERSON', firstName, lastName }
});
if (!res.ok()) throw new Error(`create person failed: ${res.status()}`);
return (await res.json()).id as string;
}
/** Seeds one dated letter so the timeline has a loose letter and the grouping control is enabled. */
async function seedDatedLetter(request: APIRequestContext, isoDate: string, title: string) {
const senderId = await createPerson(request, 'Group-Test', `Absender ${stamp()}`);
const receiverId = await createPerson(request, 'Group-Test', `Empfaenger ${stamp()}`);
const createRes = await request.post('/api/documents', { multipart: { title } });
if (!createRes.ok()) throw new Error(`create document failed: ${createRes.status()}`);
const docId = (await createRes.json()).id as string;
const put = await request.put(`/api/documents/${docId}`, {
multipart: {
title,
documentDate: isoDate,
metaDatePrecision: 'DAY',
senderId,
receiverIds: receiverId
}
});
if (!put.ok()) throw new Error(`update document failed: ${put.status()}`);
}
test.describe('Zeitstrahl — grouping toggle (#827)', () => {
test('switching grouping modes issues no extra timeline fetch (REQ-002)', async ({
page,
request
}) => {
await seedDatedLetter(request, '1909-05-05', `E2E Group Brief ${stamp()}`);
let timelineRequests = 0;
page.on('request', (req) => {
if (req.url().includes('/api/timeline')) timelineRequests++;
});
await page.goto('/zeitstrahl');
await page.waitForSelector('[data-hydrated]');
await expect(page.getByTestId('grouping-control')).toBeVisible();
const afterLoad = timelineRequests;
await page.locator('[data-value="event"]').click();
await page.locator('[data-value="thema"]').click();
await page.locator('[data-value="date"]').click();
// the regroup is a pure client-side transform — not one more GET /api/timeline
expect(timelineRequests).toBe(afterLoad);
});
test('the control stays overflow-free and operable at 320px (REQ-011)', async ({
page,
request
}) => {
await seedDatedLetter(request, '1911-02-02', `E2E Group 320 ${stamp()}`);
await page.setViewportSize({ width: 320, height: 800 });
await page.goto('/zeitstrahl');
await page.waitForSelector('[data-hydrated]');
const control = page.getByTestId('grouping-control');
await expect(control).toBeVisible();
// the control fits inside the 320px viewport — no horizontal overflow
const box = await control.boundingBox();
expect(box).not.toBeNull();
expect(box!.x + box!.width).toBeLessThanOrEqual(321);
for (const [value, fullWord] of [
['date', 'Datum'],
['event', 'Ereignis'],
['thema', 'Thema']
]) {
const radio = page.locator(`[data-value="${value}"]`);
const radioBox = await radio.boundingBox();
expect(radioBox!.height).toBeGreaterThanOrEqual(44);
expect(radioBox!.width).toBeGreaterThanOrEqual(44);
// the abbreviated segment still announces its full word
expect(await radio.getAttribute('aria-label')).toBe(fullWord);
}
});
test('no wcag2a/wcag2aa violations on the grouping control at 320px (light + dark) (REQ-010g)', async ({
page,
request
}) => {
await seedDatedLetter(request, '1915-06-15', `E2E Group A11y ${stamp()}`);
await page.setViewportSize({ width: 320, height: 800 });
await page.goto('/zeitstrahl');
await page.waitForSelector('[data-hydrated]');
await expect(page.getByTestId('grouping-control')).toBeVisible();
const scan = () => new AxeBuilder({ page }).withTags(['wcag2a', 'wcag2aa']).analyze();
const light = await scan();
expect(light.violations, JSON.stringify(light.violations, null, 2)).toEqual([]);
await page.evaluate(() => document.documentElement.setAttribute('data-theme', 'dark'));
const dark = await scan();
expect(dark.violations, JSON.stringify(dark.violations, null, 2)).toEqual([]);
});
});

View File

@@ -1050,21 +1050,6 @@
"timeline_derived_death": "Tod",
"timeline_derived_marriage": "Heirat",
"timeline_grouping_date": "Gruppierung: Datum",
"timeline_grouping_event": "Gruppierung: Ereignis",
"timeline_grouping_thema": "Gruppierung: Thema",
"timeline_grouping_aria_label": "Gruppierung",
"timeline_grouping_segment_date": "Datum",
"timeline_grouping_segment_event": "Ereignis",
"timeline_grouping_segment_thema": "Thema",
"timeline_grouping_segment_date_short": "Dat.",
"timeline_grouping_segment_event_short": "Ereig.",
"timeline_grouping_segment_thema_short": "Thema",
"timeline_grouping_disabled_reason": "Briefe sind ausgeblendet es gibt nichts zu gruppieren.",
"timeline_grouping_multitag_hint": "Brief mit mehreren Tags erscheint unter seinem primären Tag.",
"timeline_bucket_other_letters": "Weitere Briefe",
"timeline_bucket_no_topic": "Ohne Thema",
"timeline_bucket_show_more": "+ {count} weitere Briefe anzeigen",
"timeline_bucket_show_less": "Weniger anzeigen",
"timeline_provenance_derived": "abgeleitet",
"timeline_provenance_curated": "kuratiert",
"timeline_letter_glyph_label": "Brief",

View File

@@ -1050,21 +1050,6 @@
"timeline_derived_death": "Death",
"timeline_derived_marriage": "Marriage",
"timeline_grouping_date": "Grouping: Date",
"timeline_grouping_event": "Grouping: Event",
"timeline_grouping_thema": "Grouping: Topic",
"timeline_grouping_aria_label": "Grouping",
"timeline_grouping_segment_date": "Date",
"timeline_grouping_segment_event": "Event",
"timeline_grouping_segment_thema": "Topic",
"timeline_grouping_segment_date_short": "Date",
"timeline_grouping_segment_event_short": "Event",
"timeline_grouping_segment_thema_short": "Topic",
"timeline_grouping_disabled_reason": "Letters are hidden — there is nothing to group.",
"timeline_grouping_multitag_hint": "A letter with several tags appears under its primary tag.",
"timeline_bucket_other_letters": "More letters",
"timeline_bucket_no_topic": "No topic",
"timeline_bucket_show_more": "+ {count} more letters",
"timeline_bucket_show_less": "Show fewer",
"timeline_provenance_derived": "derived",
"timeline_provenance_curated": "curated",
"timeline_letter_glyph_label": "Letter",

View File

@@ -1050,21 +1050,6 @@
"timeline_derived_death": "Fallecimiento",
"timeline_derived_marriage": "Matrimonio",
"timeline_grouping_date": "Agrupación: Fecha",
"timeline_grouping_event": "Agrupación: Evento",
"timeline_grouping_thema": "Agrupación: Tema",
"timeline_grouping_aria_label": "Agrupación",
"timeline_grouping_segment_date": "Fecha",
"timeline_grouping_segment_event": "Evento",
"timeline_grouping_segment_thema": "Tema",
"timeline_grouping_segment_date_short": "Fecha",
"timeline_grouping_segment_event_short": "Evento",
"timeline_grouping_segment_thema_short": "Tema",
"timeline_grouping_disabled_reason": "Las cartas están ocultas: no hay nada que agrupar.",
"timeline_grouping_multitag_hint": "Una carta con varias etiquetas aparece bajo su etiqueta principal.",
"timeline_bucket_other_letters": "Más cartas",
"timeline_bucket_no_topic": "Sin tema",
"timeline_bucket_show_more": "+ {count} cartas más",
"timeline_bucket_show_less": "Mostrar menos",
"timeline_provenance_derived": "derivado",
"timeline_provenance_curated": "curado",
"timeline_letter_glyph_label": "Carta",

View File

@@ -2467,8 +2467,6 @@ export interface components {
rootTagId?: string;
rootTagName?: string;
rootTagColor?: string;
/** Format: uuid */
linkedEventId?: string;
};
TimelineYearDTO: {
/** Format: int32 */

View File

@@ -133,33 +133,4 @@ describe('message key parity', () => {
expect(es, `missing key in es: ${key}`).toHaveProperty(key);
}
});
// #827 REQ-012: the grouping toggle + bucket strings are new Paraglide keys in
// every locale; the pre-existing timeline_grouping_date / timeline_tag_chip_label /
// timeline_filter_* set is reused, never re-added.
it('zeitstrahl grouping + bucket keys are present in all locales (#827 REQ-012)', () => {
const requiredKeys = [
'timeline_grouping_event',
'timeline_grouping_thema',
'timeline_grouping_aria_label',
'timeline_grouping_segment_date',
'timeline_grouping_segment_event',
'timeline_grouping_segment_thema',
'timeline_grouping_segment_date_short',
'timeline_grouping_segment_event_short',
'timeline_grouping_segment_thema_short',
'timeline_grouping_disabled_reason',
'timeline_grouping_multitag_hint',
'timeline_bucket_other_letters',
'timeline_bucket_no_topic'
];
for (const key of requiredKeys) {
expect(de, `missing key in de: ${key}`).toHaveProperty(key);
expect(en, `missing key in en: ${key}`).toHaveProperty(key);
expect(es, `missing key in es: ${key}`).toHaveProperty(key);
}
// the pre-existing meta-line + chip keys are reused by #827, not re-declared
expect(de).toHaveProperty('timeline_grouping_date');
expect(de).toHaveProperty('timeline_tag_chip_label');
});
});

View File

@@ -1,64 +0,0 @@
<script lang="ts">
import * as m from '$lib/paraglide/messages.js';
/**
* The header chip of a Thema-mode root-tag bucket (#827, REQ-015): a *fully-tinted* chip whose
* fill and label both derive from the root tag's `--c-tag-*` colour token — distinct from the
* neutral per-letter {@link TagChip} (a surface pill with a tiny colour square). The label uses
* the saturated token as text over a subtle `color-mix` wash of the same token, so the ≥4.5:1
* label contrast holds in both light and dark themes. A `null` colour — or any value outside the
* known token set (the §2 `krieg`/`weih`/`fam` are demo class names, not tokens) — falls back to a
* neutral chip with no `var(--c-tag-)` reference, never a broken colour. The name is
* curator/import-derived and rendered through default `{...}` escaping, never the raw-HTML
* directive (REQ-009).
*/
const TAG_COLORS = new Set([
'sage',
'sienna',
'amber',
'slate',
'violet',
'rose',
'cobalt',
'moss',
'sand',
'coral'
]);
let { name, color }: { name: string; color: string | null } = $props();
const token = $derived(color && TAG_COLORS.has(color) ? color : null);
// The tint paints the chip's fill + dot only — never the label text. The saturated
// --c-tag-* tokens used AS text over their own wash drop below WCAG AA 4.5:1 for the
// light tokens (amber ≈3.0, sand ≈3.2, sage ≈3.4); a fixed dark ink keeps every token
// legible while the 18% wash still reads as a genuinely tinted chip (REQ-015).
const chipStyle = $derived(
token ? `background-color: color-mix(in srgb, var(--c-tag-${token}) 18%, transparent)` : ''
);
const dotStyle = $derived(token ? `background-color: var(--c-tag-${token})` : '');
</script>
<span
data-testid="bucket-header-chip"
title={name}
style={chipStyle}
class="inline-flex max-w-full items-center gap-1.5 rounded-full px-2.5 py-0.5 font-sans text-xs font-semibold"
class:border={!token}
class:border-line={!token}
class:bg-surface={!token}
>
<span class="sr-only">{m.timeline_tag_chip_label()}: </span>
<span
data-testid="bucket-header-chip-dot"
aria-hidden="true"
style={dotStyle}
class="inline-block h-2 w-2 flex-shrink-0 rounded-sm"
class:bg-ink-3={!token}
></span>
<span
data-testid="bucket-header-chip-label"
style="overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0"
class:text-ink={token}
class:text-ink-3={!token}>{name}</span
>
</span>

View File

@@ -1,57 +0,0 @@
import { describe, it, expect, afterEach } from 'vitest';
import { cleanup, render } from 'vitest-browser-svelte';
import * as m from '$lib/paraglide/messages.js';
import BucketHeaderChip from './BucketHeaderChip.svelte';
afterEach(() => cleanup());
describe('BucketHeaderChip (REQ-015/009)', () => {
it('renders the root-tag name', () => {
render(BucketHeaderChip, { name: 'Krieg', color: 'sienna' });
expect(document.body.textContent).toContain('Krieg');
});
it('tints the chip with var(--c-tag-{token}) for a known colour token (REQ-015)', () => {
render(BucketHeaderChip, { name: 'Krieg', color: 'sienna' });
const chip = document.querySelector('[data-testid="bucket-header-chip"]') as HTMLElement;
expect(chip.getAttribute('style')).toContain('var(--c-tag-sienna)');
});
it('renders a neutral chip with no --c-tag- binding when colour is null (REQ-015)', () => {
render(BucketHeaderChip, { name: 'Ohne Thema', color: null });
expect(document.body.textContent).toContain('Ohne Thema');
expect(document.body.innerHTML).not.toContain('var(--c-tag-');
});
it('falls back to neutral for an unknown colour token, never a broken var (REQ-015)', () => {
// "krieg" is a §2 demo class name, not a real --c-tag-* token.
render(BucketHeaderChip, { name: 'Krieg', color: 'krieg' });
expect(document.body.innerHTML).not.toContain('var(--c-tag-');
});
it('prefixes the name with an sr-only theme label so colour is never the only cue', () => {
render(BucketHeaderChip, { name: 'Krieg', color: 'sienna' });
const srOnly = document.querySelector('.sr-only');
expect(srOnly?.textContent).toContain(m.timeline_tag_chip_label());
});
it('renders an HTML-bearing name as inert text, never markup (REQ-009)', () => {
const evil = '<img src=x onerror="alert(1)">';
render(BucketHeaderChip, { name: evil, color: null });
expect(document.body.textContent).toContain(evil);
expect(document.querySelector('img')).toBeNull();
});
it('paints the label in a fixed ink colour, never the saturated tag token (contrast, REQ-015)', () => {
// A saturated --c-tag-* token used as TEXT over its own wash fails 4.5:1 for the
// light tokens (amber/sand/sage ≈ 3:1). The tint must go to the background + dot;
// the label keeps a guaranteed-contrast ink token.
render(BucketHeaderChip, { name: 'Weihnachten', color: 'amber' });
const chip = document.querySelector('[data-testid="bucket-header-chip"]') as HTMLElement;
expect(chip.getAttribute('style') ?? '').not.toContain('color: var(--c-tag-');
const label = document.querySelector('[data-testid="bucket-header-chip-label"]') as HTMLElement;
expect(label.className).toContain('text-ink');
// still genuinely tinted — the token paints the wash and the dot
expect(document.body.innerHTML).toContain('var(--c-tag-amber)');
});
});

View File

@@ -1,114 +0,0 @@
<script lang="ts">
import * as m from '$lib/paraglide/messages.js';
import type { GroupingMode } from './timelineGrouping';
/**
* The Datum·Ereignis·Thema segmented control (#827, REQ-010/011/018). An ARIA radiogroup with
* roving tabindex — single selection, arrow-key navigable — deliberately distinct from #780's
* `aria-pressed` layer-filter toggles. Defaults to Datum. Each segment is ≥44×44px, carries a
* text label (full word as `aria-label`, an abbreviated label shown ≤360px so the control never
* overflows at 320px), and uses semantic tokens so the selected/unselected contrast holds in dark
* mode. When `disabled` (the Letters layer is off, nothing to regroup) the control stays in place
* — no reflow — keeps its `aria-checked` selection so re-enabling restores the mode, and announces
* a screen-reader reason.
*/
let {
mode = $bindable('date'),
disabled = false,
ariaLabel = m.timeline_grouping_aria_label()
}: { mode?: GroupingMode; disabled?: boolean; ariaLabel?: string } = $props();
interface Segment {
value: GroupingMode;
full: string;
short: string;
}
const segments: Segment[] = [
{
value: 'date',
full: m.timeline_grouping_segment_date(),
short: m.timeline_grouping_segment_date_short()
},
{
value: 'event',
full: m.timeline_grouping_segment_event(),
short: m.timeline_grouping_segment_event_short()
},
{
value: 'thema',
full: m.timeline_grouping_segment_thema(),
short: m.timeline_grouping_segment_thema_short()
}
];
function select(value: GroupingMode) {
if (disabled) return;
mode = value;
}
function onKeydown(event: KeyboardEvent) {
if (disabled) return;
const forward = event.key === 'ArrowRight' || event.key === 'ArrowDown';
const backward = event.key === 'ArrowLeft' || event.key === 'ArrowUp';
if (!forward && !backward) return;
event.preventDefault();
const index = segments.findIndex((s) => s.value === mode);
const delta = forward ? 1 : -1;
const next = segments[(index + delta + segments.length) % segments.length];
mode = next.value;
const groupEl = event.currentTarget as HTMLElement;
groupEl.querySelector<HTMLElement>(`[data-value="${next.value}"]`)?.focus();
}
</script>
<div
role="radiogroup"
tabindex="-1"
aria-label={ariaLabel}
aria-disabled={disabled}
data-testid="grouping-control"
class="inline-flex overflow-hidden rounded-md border border-line"
onkeydown={onKeydown}
>
{#each segments as segment (segment.value)}
<button
type="button"
role="radio"
data-value={segment.value}
aria-label={segment.full}
aria-checked={mode === segment.value}
tabindex={mode === segment.value ? 0 : -1}
disabled={disabled}
onclick={() => select(segment.value)}
style="display: inline-flex; align-items: center; justify-content: center; min-height: 44px; min-width: 44px"
class="px-3 py-2 font-sans text-xs font-semibold focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy focus-visible:ring-inset"
class:bg-brand-navy={mode === segment.value && !disabled}
class:text-white={mode === segment.value && !disabled}
class:bg-surface={mode !== segment.value || disabled}
class:text-ink-3={mode !== segment.value || disabled}
>
<span class="seg-full">{segment.full}</span>
<span class="seg-short">{segment.short}</span>
</button>
{/each}
</div>
{#if disabled}
<span class="sr-only" role="status" data-testid="grouping-disabled-reason"
>{m.timeline_grouping_disabled_reason()}</span
>
{/if}
<style>
.seg-short {
display: none;
}
@media (max-width: 360px) {
.seg-full {
display: none;
}
.seg-short {
display: inline;
}
}
</style>

View File

@@ -1,106 +0,0 @@
import { describe, it, expect, afterEach } from 'vitest';
import { cleanup, render } from 'vitest-browser-svelte';
import { tick } from 'svelte';
import * as m from '$lib/paraglide/messages.js';
import GroupingControl from './GroupingControl.svelte';
afterEach(() => cleanup());
const radios = () => Array.from(document.querySelectorAll('[role="radio"]')) as HTMLElement[];
const group = () => document.querySelector('[role="radiogroup"]') as HTMLElement;
const checkedValue = () =>
radios()
.find((r) => r.getAttribute('aria-checked') === 'true')
?.getAttribute('data-value');
describe('GroupingControl (REQ-010)', () => {
it('renders three radios inside a radiogroup, each with aria-checked (a)', () => {
render(GroupingControl, {});
expect(group()).not.toBeNull();
const r = radios();
expect(r).toHaveLength(3);
r.forEach((radio) => expect(radio.hasAttribute('aria-checked')).toBe(true));
});
it('defaults to Datum (f)', () => {
render(GroupingControl, {});
expect(radios().filter((r) => r.getAttribute('aria-checked') === 'true')).toHaveLength(1);
expect(checkedValue()).toBe('date');
});
it('exposes a text label on every segment, not colour alone (d)', () => {
render(GroupingControl, {});
radios().forEach((r) => expect((r.textContent ?? '').trim().length).toBeGreaterThan(0));
});
it('gives the radiogroup an accessible name (e)', () => {
render(GroupingControl, {});
expect(group().getAttribute('aria-label')).toBe(m.timeline_grouping_aria_label());
});
it('each segment has a tap target of at least 44×44px (c)', () => {
render(GroupingControl, {});
radios().forEach((r) => {
const rect = r.getBoundingClientRect();
expect(rect.width).toBeGreaterThanOrEqual(44);
expect(rect.height).toBeGreaterThanOrEqual(44);
});
});
it('exposes each segment full word as an aria-label (REQ-011)', () => {
render(GroupingControl, {});
const labels = radios().map((r) => r.getAttribute('aria-label'));
expect(labels).toEqual([
m.timeline_grouping_segment_date(),
m.timeline_grouping_segment_event(),
m.timeline_grouping_segment_thema()
]);
});
it('moves the selection forward with the right arrow key (b)', async () => {
render(GroupingControl, { mode: 'date' });
group().dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowRight', bubbles: true }));
await tick();
expect(checkedValue()).toBe('event');
});
it('wraps to the last segment with the left arrow from Datum (b)', async () => {
render(GroupingControl, { mode: 'date' });
group().dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowLeft', bubbles: true }));
await tick();
expect(checkedValue()).toBe('thema');
});
it('selects a segment on click', async () => {
render(GroupingControl, { mode: 'date' });
const thema = radios().find((r) => r.getAttribute('data-value') === 'thema')!;
thema.click();
await tick();
expect(thema.getAttribute('aria-checked')).toBe('true');
});
});
describe('GroupingControl — disabled (REQ-018)', () => {
it('marks the radiogroup aria-disabled and keeps all radios in the DOM', () => {
render(GroupingControl, { mode: 'event', disabled: true });
expect(group().getAttribute('aria-disabled')).toBe('true');
expect(radios()).toHaveLength(3);
});
it('announces a screen-reader reason that letters are hidden', () => {
render(GroupingControl, { disabled: true });
const reason = document.querySelector('[data-testid="grouping-disabled-reason"]');
expect(reason?.textContent).toContain(m.timeline_grouping_disabled_reason());
});
it('retains the active mode while disabled (no reset to Datum)', () => {
render(GroupingControl, { mode: 'thema', disabled: true });
expect(checkedValue()).toBe('thema');
});
it('ignores arrow keys while disabled', () => {
render(GroupingControl, { mode: 'event', disabled: true });
group().dispatchEvent(new KeyboardEvent('keydown', { key: 'ArrowRight', bubbles: true }));
expect(checkedValue()).toBe('event');
});
});

View File

@@ -1,195 +0,0 @@
<script lang="ts">
import * as m from '$lib/paraglide/messages.js';
import LetterCard from './LetterCard.svelte';
import BucketHeaderChip from './BucketHeaderChip.svelte';
import { entryKey } from './entryKey';
import { getAccentConfig } from './eventCardConfig';
import { timelineDateLabel } from './dateLabel';
import { CLUSTER_PREVIEW, tagColorVar, type LetterBucket } from './timelineGrouping';
import type { components } from '$lib/generated/api';
type TimelineEntryDTO = components['schemas']['TimelineEntryDTO'];
/**
* One cluster of loose letters, bound together by a coloured left rail so the group reads as a
* unit (#827). The axis-fixed world-band layer is rendered elsewhere — this is only the
* loose-letter bundling.
*
* - Thema: a tinted root-tag header chip + a rail in the tag colour, over compact cards whose own
* tag chip is suppressed (REQ-004/015/017).
* - Ereignis: a same-year curated `event` becomes the card header (glyph, title, date,
* provenance, edit pencil) so its title reads once — no separate floating pill (#827 redesign,
* REQ-001/014). A cross-year cluster keeps a plain text header. The standalone "Weitere Briefe"
* / "Ohne Thema" fallback keeps its label and a neutral dashed rail (REQ-006/007).
*
* A cluster shows its first `CLUSTER_PREVIEW` letters, then a show-more toggle reveals the rest
* instead of flooding the timeline with every card (#827 redesign).
*/
let {
bucket,
mode,
// `year` is the band's year — accepted for the cross-year label card seam (#827) but no
// longer consumed here now the in-bucket month-density strip is gone (the year frames the
// time from the band heading). Kept in the prop contract for callers/tests.
// eslint-disable-next-line @typescript-eslint/no-unused-vars
year = 0,
nested = false,
event = undefined,
canWrite = false
}: {
bucket: LetterBucket;
mode: 'event' | 'thema';
year?: number;
nested?: boolean;
/** The same-year curated event whose letters this card holds — renders as the header. */
event?: TimelineEntryDTO;
canWrite?: boolean;
} = $props();
const count = $derived(bucket.letters.length);
const fallbackLabel = $derived(
mode === 'event' ? m.timeline_bucket_other_letters() : m.timeline_bucket_no_topic()
);
// Event-as-header (#827 redesign): a same-year curated event renders as this card's header,
// mirroring EventPill — glyph + title + date · provenance + an edit pencil for a curator. The
// title is never repeated as a separate floating pill.
const accent = $derived(event ? getAccentConfig(event) : null);
const eventDateLabel = $derived(
event ? timelineDateLabel(event.eventDate, event.precision, event.eventDateEnd) : null
);
const provenance = $derived(
event?.derived ? m.timeline_provenance_derived() : m.timeline_provenance_curated()
);
const eventSubtitle = $derived(eventDateLabel ? `${eventDateLabel} · ${provenance}` : provenance);
const canEdit = $derived(canWrite && !!event && !event.derived && event.eventId != null);
// The left rail binds the cluster: the tag colour in Thema, mint for an Ereignis cluster,
// neutral for the fallback (and for a colourless/unknown tag token).
const railColor = $derived(bucket.kind === 'tag' ? tagColorVar(bucket.color) : null);
const railStyle = $derived(railColor ? `border-left-color: ${railColor}` : '');
const isEventCluster = $derived(nested || bucket.kind === 'event');
const cardVariant = $derived(mode === 'event' && isEventCluster ? 'event' : 'plain');
// First-5 preview + show-more (#827 redesign): a large cluster stays readable instead of
// dumping every card into the timeline.
let expanded = $state(false);
const visible = $derived(expanded ? bucket.letters : bucket.letters.slice(0, CLUSTER_PREVIEW));
const hiddenCount = $derived(bucket.letters.length - CLUSTER_PREVIEW);
// The catch-all "Weitere Briefe" / "Ohne Thema" bin is a junk drawer: render it count-only
// behind a reveal control so it never floods the timeline; every other cluster starts open
// (#827 redesign). The view re-creates a bucket per `{#each}` key, so the initial capture is
// the right lifetime — `revealed` belongs to this bucket instance.
const isDrawer = $derived(bucket.kind === 'fallback');
// svelte-ignore state_referenced_locally
let revealed = $state(bucket.kind !== 'fallback');
</script>
<section
class="my-3 overflow-hidden rounded-md border border-l-2 border-line bg-surface shadow-sm"
class:border-l-brand-mint={isEventCluster}
class:border-dashed={isDrawer}
style={railStyle}
data-testid="letter-bucket"
data-bucket-kind={bucket.kind}
>
{#if !nested}
{#if event && accent}
<!-- A same-year curated event IS the card header — its title reads once here, never
also as a floating pill (#827 redesign, REQ-001/014). Glyph is aria-hidden with an
sr-only label sibling (REQ-018); the edit pencil mirrors EventPill's gate. -->
<header
data-testid="bucket-event-header"
class="flex items-center gap-2 border-b border-line bg-canvas px-3 py-2"
>
<span
class="flex h-7 w-7 shrink-0 items-center justify-center rounded-full {accent.accent ===
'curated'
? 'bg-brand-mint text-brand-navy'
: 'bg-brand-navy text-brand-mint'}"
>
<span aria-hidden="true">{accent.glyph}</span>
<span class="sr-only">{accent.label}</span>
</span>
<span class="min-w-0 text-left">
<span class="block font-serif text-sm font-bold whitespace-pre-line text-brand-navy"
>{event.title}</span
>
<span class="block font-sans text-xs text-ink-3">
{eventSubtitle} <span data-testid="bucket-count">· {count}</span>
</span>
</span>
{#if canEdit}
<a
data-testid="event-edit"
href="/zeitstrahl/events/{event.eventId}/edit"
class="ml-auto rounded-sm px-1 font-sans text-xs text-ink-3 hover:text-brand-navy focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy"
>
<span aria-hidden="true"></span>
<span class="sr-only">{m.btn_edit()}</span>
</a>
{/if}
</header>
{:else}
<header
class="flex items-center gap-2 px-3 py-2"
class:bg-canvas={isEventCluster}
class:border-b={!isDrawer}
class:border-line={!isDrawer}
>
{#if mode === 'thema' && bucket.kind === 'tag'}
<BucketHeaderChip name={bucket.title ?? ''} color={bucket.color} />
{:else if mode === 'event' && bucket.kind === 'event'}
<span class="font-serif text-sm font-bold text-ink">
<span aria-hidden="true"></span>
{bucket.title}
</span>
{:else}
<span class="font-sans text-xs font-semibold text-ink-3">{fallbackLabel}</span>
{/if}
<span data-testid="bucket-count" class="font-sans text-xs text-ink-3">· {count}</span>
</header>
{/if}
{/if}
<div class="px-3 py-2">
{#if !revealed}
<button
type="button"
data-testid="bucket-reveal"
onclick={() => (revealed = true)}
style="display: inline-flex; align-items: center; min-height: 44px"
class="px-1 font-sans text-xs font-semibold text-brand-navy hover:underline focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy"
>
{m.timeline_bucket_show_more({ count: bucket.letters.length })}
</button>
{:else}
<ul class="space-y-1.5">
{#each visible as letter (entryKey(letter))}
<li>
<LetterCard
entry={letter}
variant={cardVariant}
suppressTagChip={mode === 'thema'}
compact={true}
/>
</li>
{/each}
</ul>
{#if hiddenCount > 0}
<button
type="button"
data-testid="bucket-show-more"
aria-expanded={expanded}
onclick={() => (expanded = !expanded)}
style="display: inline-flex; align-items: center; min-height: 44px"
class="mt-1 px-1 font-sans text-xs font-semibold text-brand-navy hover:underline focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy"
>
{expanded
? m.timeline_bucket_show_less()
: m.timeline_bucket_show_more({ count: hiddenCount })}
</button>
{/if}
{/if}
</div>
</section>

View File

@@ -1,232 +0,0 @@
import { describe, it, expect, afterEach } from 'vitest';
import { cleanup, render } from 'vitest-browser-svelte';
import { tick } from 'svelte';
import * as m from '$lib/paraglide/messages.js';
import LetterBucket from './LetterBucket.svelte';
import { makeEntry } from './test-factories';
import type { LetterBucket as Bucket } from './timelineGrouping';
afterEach(() => cleanup());
const eventBucket: Bucket = {
key: 'event:e1',
kind: 'event',
title: 'Briefe von der Front',
color: null,
letters: [makeEntry({ documentId: 'a' }), makeEntry({ documentId: 'b' })]
};
const tagBucket: Bucket = {
key: 'tag:t1',
kind: 'tag',
title: 'Krieg',
color: 'sienna',
letters: [makeEntry({ documentId: 'c', rootTagName: 'Krieg', rootTagColor: 'sienna' })]
};
describe('LetterBucket — Ereignis mode (REQ-003/006/014)', () => {
it('shows the event title and the cluster count', () => {
render(LetterBucket, { bucket: eventBucket, mode: 'event' });
expect(document.body.textContent).toContain('Briefe von der Front');
expect(document.querySelector('[data-testid="bucket-count"]')?.textContent).toContain('2');
});
it('renders its letters as .lcard.ev event cards (REQ-014)', () => {
render(LetterBucket, { bucket: eventBucket, mode: 'event' });
expect(document.querySelectorAll('a.lcard.ev')).toHaveLength(2);
});
it('uses the localized "Weitere Briefe" label and plain cards for the fallback bucket (REQ-006)', () => {
const fb: Bucket = {
key: '__fallback__',
kind: 'fallback',
color: null,
letters: [makeEntry({ documentId: 'x' })]
};
render(LetterBucket, { bucket: fb, mode: 'event' });
expect(document.body.textContent).toContain(m.timeline_bucket_other_letters());
// fallback letters are not clustered under a curated event → plain card, never .lcard.ev
expect(document.querySelector('a.ev')).toBeNull();
});
});
describe('LetterBucket — Thema mode (REQ-004/007/015/017)', () => {
it('renders a tinted bucket-header chip carrying the root-tag name (REQ-015)', () => {
render(LetterBucket, { bucket: tagBucket, mode: 'thema' });
const chip = document.querySelector('[data-testid="bucket-header-chip"]');
expect(chip?.textContent).toContain('Krieg');
});
it('suppresses the per-letter tag chip inside its own root-tag bucket (REQ-017)', () => {
render(LetterBucket, { bucket: tagBucket, mode: 'thema' });
expect(document.querySelector('[data-testid="tag-chip"]')).toBeNull();
});
it('uses the localized "Ohne Thema" label for the untagged fallback bucket (REQ-007)', () => {
const fb: Bucket = {
key: '__fallback__',
kind: 'fallback',
color: null,
letters: [makeEntry({ documentId: 'y', rootTagName: undefined })]
};
render(LetterBucket, { bucket: fb, mode: 'thema' });
expect(document.body.textContent).toContain(m.timeline_bucket_no_topic());
});
});
const manyLetters = (n: number) =>
Array.from({ length: n }, (_, i) =>
makeEntry({ documentId: `d${i}`, eventDate: `1916-0${(i % 9) + 1}-01` })
);
describe('LetterBucket — preview cap + show-more (#827 redesign)', () => {
it('shows only the first 5 letters with a show-more toggle when the cluster is larger', () => {
const bucket: Bucket = {
key: 'tag:t1',
kind: 'tag',
title: 'Krieg',
color: 'sienna',
letters: manyLetters(8)
};
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
expect(document.querySelectorAll('a.lcard')).toHaveLength(5);
expect(document.querySelector('[data-testid="bucket-show-more"]')).not.toBeNull();
expect(document.querySelector('[data-testid="strip-expand"]')).toBeNull(); // sparkline gone
});
it('expands to all letters and collapses back on toggle', async () => {
const bucket: Bucket = {
key: 'tag:t1',
kind: 'tag',
title: 'Krieg',
color: 'sienna',
letters: manyLetters(8)
};
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
(document.querySelector('[data-testid="bucket-show-more"]') as HTMLButtonElement).click();
await tick();
expect(document.querySelectorAll('a.lcard')).toHaveLength(8);
(document.querySelector('[data-testid="bucket-show-more"]') as HTMLButtonElement).click();
await tick();
expect(document.querySelectorAll('a.lcard')).toHaveLength(5);
});
it('shows all letters and no toggle for a small cluster (<= 5)', () => {
const bucket: Bucket = {
key: 'tag:t1',
kind: 'tag',
title: 'Tod',
color: null,
letters: manyLetters(3)
};
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
expect(document.querySelectorAll('a.lcard')).toHaveLength(3);
expect(document.querySelector('[data-testid="bucket-show-more"]')).toBeNull();
});
it('binds a tag bucket together with a coloured left rail from its token', () => {
const bucket: Bucket = {
key: 'tag:t1',
kind: 'tag',
title: 'Krieg',
color: 'sienna',
letters: manyLetters(1)
};
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
const section = document.querySelector('[data-testid="letter-bucket"]') as HTMLElement;
expect(section.getAttribute('style') ?? '').toContain('var(--c-tag-sienna)');
});
});
describe('LetterBucket — leftover drawer (#827 redesign)', () => {
const fb = (n: number): Bucket => ({
key: '__fallback__',
kind: 'fallback',
color: null,
letters: Array.from({ length: n }, (_, i) =>
makeEntry({ documentId: `f${i}`, eventDate: `1916-01-0${(i % 9) + 1}` })
)
});
it('renders collapsed — count + reveal, no letter cards — until opened', () => {
render(LetterBucket, { bucket: fb(20), mode: 'event', year: 1916 });
expect(document.querySelector('a.lcard')).toBeNull();
expect(document.body.textContent).toContain(m.timeline_bucket_other_letters());
expect(document.querySelector('[data-testid="bucket-reveal"]')).not.toBeNull();
});
it('reveals the first 5 letters when opened', async () => {
render(LetterBucket, { bucket: fb(20), mode: 'event', year: 1916 });
(document.querySelector('[data-testid="bucket-reveal"]') as HTMLButtonElement).click();
await tick();
expect(document.querySelectorAll('a.lcard')).toHaveLength(5);
expect(document.querySelector('[data-testid="bucket-show-more"]')).not.toBeNull();
});
});
describe('LetterBucket — card chrome (#827 redesign)', () => {
it('renders the cluster as a contained card (bordered, rounded, surface)', () => {
const bucket: Bucket = {
key: 'tag:t1',
kind: 'tag',
title: 'Krieg',
color: 'sienna',
letters: [makeEntry({ documentId: 'a' })]
};
render(LetterBucket, { bucket, mode: 'thema', year: 1916 });
const card = document.querySelector('[data-testid="letter-bucket"]') as HTMLElement;
expect(card.className).toMatch(/\brounded\b|rounded-/);
expect(card.className).toContain('border');
expect(card.className).toContain('bg-surface');
});
});
describe('LetterBucket — event-as-header (#827 redesign)', () => {
it('renders the curated event as the card header when given an `event` (no separate pill)', () => {
const event = makeEntry({
kind: 'EVENT',
type: 'PERSONAL',
derived: false,
eventId: 'e1',
title: 'Ein gewaltiger Stadtbrand',
eventDate: '1916-07-06',
senderName: '',
receiverName: '',
documentId: undefined
});
const bucket: Bucket = {
key: 'event:e1',
kind: 'event',
title: 'Ein gewaltiger Stadtbrand',
color: null,
letters: [makeEntry({ documentId: 'a', linkedEventId: 'e1' })]
};
render(LetterBucket, { bucket, mode: 'event', year: 1916, event, canWrite: true });
const header = document.querySelector('[data-testid="bucket-event-header"]') as HTMLElement;
expect(header.textContent).toContain('Ein gewaltiger Stadtbrand');
expect(header.textContent).toContain(m.timeline_provenance_curated());
expect(document.querySelector('[data-testid="event-edit"]')?.getAttribute('href')).toBe(
'/zeitstrahl/events/e1/edit'
);
});
it('shows no edit affordance in the header when canWrite is false', () => {
const event = makeEntry({
kind: 'EVENT',
type: 'PERSONAL',
derived: false,
eventId: 'e1',
title: 'X',
senderName: '',
receiverName: '',
documentId: undefined
});
const bucket: Bucket = {
key: 'event:e1',
kind: 'event',
title: 'X',
color: null,
letters: [makeEntry({ documentId: 'a' })]
};
render(LetterBucket, { bucket, mode: 'event', year: 1916, event, canWrite: false });
expect(document.querySelector('[data-testid="event-edit"]')).toBeNull();
});
});

View File

@@ -12,30 +12,10 @@ type TimelineEntryDTO = components['schemas']['TimelineEntryDTO'];
* precision-aware date chip, linking to the document. Names/titles are
* OCR/import-derived — rendered via default `{...}` escaping with
* `whitespace-pre-line` for line breaks (REQ-021); never the raw-HTML directive.
*
* In Ereignis mode the card sits inside an event cluster and renders as the
* `.lcard.ev` variant (#827, REQ-014). In Thema mode the per-letter tag chip is
* suppressed inside its own root-tag bucket, where the bucket header already
* carries the topic (`suppressTagChip`, REQ-017).
*/
let {
entry,
variant = 'plain',
suppressTagChip = false,
compact = false
}: {
entry: TimelineEntryDTO;
variant?: 'plain' | 'event';
suppressTagChip?: boolean;
compact?: boolean;
} = $props();
let { entry }: { entry: TimelineEntryDTO } = $props();
const isEventVariant = $derived(variant === 'event');
const dateLabel = $derived(timelineDateLabel(entry.eventDate, entry.precision, entry.eventDateEnd));
// Inside a per-year bucket the year frames the time, and these archive titles already
// embed the date — so the compact in-bucket card drops the redundant date chip when a
// title is present, halving the row height and killing the duplicate date (#827).
const showDate = $derived(!compact || !entry.title);
const sender = $derived(entry.senderName === '' ? m.timeline_unknown_person() : entry.senderName);
const receiver = $derived(
entry.receiverName === '' ? m.timeline_unknown_person() : entry.receiverName
@@ -48,37 +28,28 @@ const receiver = $derived(
<a
href="/documents/{entry.documentId}"
style="display: flex; flex-direction: column; justify-content: center; min-height: 44px"
class="lcard rounded-sm border border-l-[3px] border-line border-l-brand-mint bg-surface px-3 shadow-sm transition-colors hover:border-brand-mint focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy"
class:py-2={!compact}
class:py-1={compact}
class:ev={isEventVariant}
class:compact={compact}
class="rounded-sm border border-l-[3px] border-line border-l-brand-mint bg-surface px-3 py-2 shadow-sm transition-colors hover:border-brand-mint focus:outline-none focus-visible:ring-2 focus-visible:ring-brand-navy"
>
{#if entry.title}
<!-- ✉ + sr-only label are static chrome rendered as sibling nodes, NEVER
interpolated into the escaped user title; the title keeps its own
pre-line span for multi-line OCR text (REQ-008/016/021). -->
<span
class="font-serif font-bold break-words text-ink"
class:text-sm={!compact}
class:text-xs={compact}
>
<span class="font-serif text-sm font-bold break-words text-ink">
<GlyphLabel glyph="✉" label={m.timeline_letter_glyph_label()} />
<span class="whitespace-pre-line">{entry.title}</span>
</span>
{/if}
<span class="font-sans text-xs break-words text-ink-3" class:mt-0.5={!compact}>
<span class="mt-0.5 font-sans text-xs break-words text-ink-3">
<span class="font-serif whitespace-pre-line">{sender}</span>
<span aria-hidden="true"></span>
<span class="font-serif whitespace-pre-line">{receiver}</span>
{#if dateLabel && showDate}
{#if dateLabel}
<span data-testid="letter-date"> · {dateLabel}</span>
{/if}
</span>
{#if entry.rootTagName && !suppressTagChip}
{#if entry.rootTagName}
<!-- The primary root-tag chip sits on its own line beneath the meta line
(#835 §3); absent when the letter has no tag (REQ-005), and suppressed in
Thema mode inside its own root-tag bucket where the header conveys it (REQ-017). -->
(#835 §3); absent when the letter has no tag (REQ-005). -->
<TagChip name={entry.rootTagName} color={entry.rootTagColor ?? null} />
{/if}
</a>

View File

@@ -127,46 +127,3 @@ describe('LetterCard', () => {
expect(chip?.textContent).toContain('Familie');
});
});
describe('LetterCard — grouping variants (#827, REQ-014/017)', () => {
it('carries the .lcard.ev class in the event variant (REQ-014)', () => {
render(LetterCard, { entry: makeEntry(), variant: 'event' });
expect(document.querySelector('a.lcard.ev')).not.toBeNull();
});
it('is a plain card with no .ev marker by default (REQ-014)', () => {
render(LetterCard, { entry: makeEntry() });
expect(document.querySelector('a.ev')).toBeNull();
});
it('suppresses the per-letter tag chip when asked, even with a root tag (REQ-017)', () => {
render(LetterCard, {
entry: makeEntry({ rootTagName: 'Krieg', rootTagColor: 'sienna' }),
suppressTagChip: true
});
expect(document.querySelector('[data-testid="tag-chip"]')).toBeNull();
});
it('still shows the per-letter tag chip when not suppressed — Datum/Ereignis (REQ-017)', () => {
render(LetterCard, { entry: makeEntry({ rootTagName: 'Krieg', rootTagColor: 'sienna' }) });
expect(document.querySelector('[data-testid="tag-chip"]')).not.toBeNull();
});
it('drops the redundant date line in the compact variant when a title is present (#827)', () => {
// Inside a per-year bucket the year already frames the time, and these archive
// titles embed the date — so the compact in-bucket card omits the date chip.
render(LetterCard, { entry: makeEntry({ title: 'H-0023 6. Juli 1916' }), compact: true });
expect(document.querySelector('[data-testid="letter-date"]')).toBeNull();
expect(document.body.textContent).toContain('Karl Raddatz'); // sender still shown
});
it('keeps the date in the compact variant when the letter has no title (#827)', () => {
render(LetterCard, { entry: makeEntry({ title: undefined }), compact: true });
expect(document.querySelector('[data-testid="letter-date"]')).not.toBeNull();
});
it('renders the compact variant on a single tighter row (#827)', () => {
render(LetterCard, { entry: makeEntry(), compact: true });
expect(document.querySelector('a.lcard.compact')).not.toBeNull();
});
});

View File

@@ -6,7 +6,6 @@ import LetterCard from './LetterCard.svelte';
import EventPill from './EventPill.svelte';
import WorldBand from './WorldBand.svelte';
import { entryKey } from './entryKey';
import { buildEventLookup, type GroupingMode } from './timelineGrouping';
import type { components } from '$lib/generated/api';
type TimelineDTO = components['schemas']['TimelineDTO'];
@@ -19,28 +18,12 @@ type TimelineYearDTO = components['schemas']['TimelineYearDTO'];
* empty timeline shows a calm message (REQ-017). `personId` is a declared seam
* for the per-person rail (issue #10) and is undefined here; it is not passed to
* leaf cards (REQ-025). Owns no <main> — the layout does.
*
* `groupingMode` (#827) flows down to each YearBand to re-bundle its loose letters;
* the event lookup — the curated events present in this (already layer-filtered)
* view — is resolved once here so Ereignis clusters never reference a filtered-out
* event (filter-then-group, REQ-019). The undated bucket renders unchanged in every
* mode (its letters have no year, so the per-year bucketing does not apply).
*/
let {
timeline,
personId = undefined,
canWrite = false,
groupingMode = 'date'
}: {
timeline: TimelineDTO;
personId?: string;
canWrite?: boolean;
groupingMode?: GroupingMode;
} = $props();
const eventLookup = $derived(
groupingMode === 'date' ? new Map<string, string>() : buildEventLookup(timeline)
);
canWrite = false
}: { timeline: TimelineDTO; personId?: string; canWrite?: boolean } = $props();
type Row = { t: 'band'; year: TimelineYearDTO } | { t: 'gap'; from: number; to: number };
@@ -71,12 +54,7 @@ const isEmpty = $derived(timeline.years.length === 0 && timeline.undated.length
{#each rows as row (row.t === 'band' ? `band-${row.year.year}` : `gap-${row.from}`)}
<li>
{#if row.t === 'band'}
<YearBand
year={row.year}
canWrite={canWrite}
groupingMode={groupingMode}
eventLookup={eventLookup}
/>
<YearBand year={row.year} canWrite={canWrite} />
{:else}
<GapSpan from={row.from} to={row.to} />
{/if}

View File

@@ -3,14 +3,8 @@ import EventPill from './EventPill.svelte';
import WorldBand from './WorldBand.svelte';
import LetterCard from './LetterCard.svelte';
import YearLetterStrip from './YearLetterStrip.svelte';
import LetterBucket from './LetterBucket.svelte';
import { isDense } from './timelineDensity';
import { entryKey } from './entryKey';
import {
bucketLetters,
type GroupingMode,
type LetterBucket as LetterBucketModel
} from './timelineGrouping';
import type { components } from '$lib/generated/api';
type TimelineYearDTO = components['schemas']['TimelineYearDTO'];
@@ -21,80 +15,19 @@ type TimelineEntryDTO = components['schemas']['TimelineEntryDTO'];
* render in DTO order as pills/bands; letters render as individual cards while
* the band holds ≤ 12 (REQ-011) or collapse to a single density strip above that
* (REQ-012). Entries are never re-sorted — DTO order is preserved (REQ-003).
*
* In Ereignis/Thema mode (#827) the event pills/world-bands render identically
* (REQ-001); only the loose letters re-bundle into per-year buckets below them
* (REQ-002/003/004). Datum mode is the original individual-card / density-strip
* path, untouched.
*/
let {
year,
canWrite = false,
groupingMode = 'date',
eventLookup = new Map<string, string>()
}: {
year: TimelineYearDTO;
canWrite?: boolean;
groupingMode?: GroupingMode;
eventLookup?: Map<string, string>;
} = $props();
let { year, canWrite = false }: { year: TimelineYearDTO; canWrite?: boolean } = $props();
type Row =
| { t: 'event'; entry: TimelineEntryDTO }
| { t: 'eventcard'; entry: TimelineEntryDTO; bucket: LetterBucketModel }
| { t: 'letter'; entry: TimelineEntryDTO; side: 'left' | 'right' }
| { t: 'strip' }
| { t: 'bucket'; bucket: LetterBucketModel; nested: boolean };
| { t: 'strip' };
const letters = $derived(year.entries.filter((e) => e.kind === 'LETTER'));
const dense = $derived(isDense(letters.length));
const bucketMode = $derived(groupingMode === 'thema' ? 'thema' : 'event');
const rows = $derived.by<Row[]>(() => {
const out: Row[] = [];
// Ereignis: events stay on the axis (REQ-001). A curated event WITH letters in this band
// becomes the contained card's header (no separate pill — its title reads once, #827
// redesign); a letterless/derived/world event stays a plain pill/band. A cluster whose event
// lives in another year band (or was filtered out) renders as a text-header card here, and
// the unlinked letters fall to the single "Weitere Briefe" drawer (REQ-003/006/019).
if (groupingMode === 'event') {
const buckets = bucketLetters(letters, 'event', eventLookup);
const sameYearBucket = (id: string | undefined) =>
id ? buckets.find((b) => b.kind === 'event' && b.key === `event:${id}`) : undefined;
for (const entry of year.entries) {
if (entry.kind !== 'EVENT') continue;
const bucket = sameYearBucket(entry.eventId);
// A curated event with same-year letters becomes the card header (card replaces pill);
// otherwise it stays a plain pill/world-band.
if (bucket) out.push({ t: 'eventcard', entry, bucket });
else out.push({ t: 'event', entry });
}
// Cross-year clusters (no matching event entry in this band) and the fallback drawer
// render after the axis entries, with their own text header.
for (const bucket of buckets) {
if (
bucket.kind === 'fallback' ||
!year.entries.some((e) => e.kind === 'EVENT' && `event:${e.eventId}` === bucket.key)
) {
out.push({ t: 'bucket', bucket, nested: false });
}
}
return out;
}
// Thema: events stay on the axis (REQ-001); loose letters re-bundle into per-year root-tag
// buckets below them (REQ-004) — no axis pill exists for a tag, so every bucket keeps a header.
if (groupingMode === 'thema') {
for (const entry of year.entries) {
if (entry.kind === 'EVENT') out.push({ t: 'event', entry });
}
for (const bucket of bucketLetters(letters, 'thema', eventLookup)) {
out.push({ t: 'bucket', bucket, nested: false });
}
return out;
}
let stripInserted = false;
let letterIndex = 0;
for (const entry of year.entries) {
@@ -110,12 +43,6 @@ const rows = $derived.by<Row[]>(() => {
}
return out;
});
function rowKey(row: Row): string {
if (row.t === 'strip') return `strip-${year.year}`;
if (row.t === 'bucket') return row.bucket.key;
return entryKey(row.entry);
}
</script>
<section class="py-2">
@@ -129,28 +56,18 @@ function rowKey(row: Row): string {
</h2>
<div class="mt-3 space-y-3">
{#each rows as row (rowKey(row))}
{#each rows as row (row.t === 'strip' ? `strip-${year.year}` : entryKey(row.entry))}
{#if row.t === 'event'}
{#if row.entry.type === 'HISTORICAL'}
<WorldBand entry={row.entry} canWrite={canWrite} />
{:else}
<EventPill entry={row.entry} canWrite={canWrite} />
{/if}
{:else if row.t === 'eventcard'}
<LetterBucket
bucket={row.bucket}
mode="event"
year={year.year}
event={row.entry}
canWrite={canWrite}
/>
{:else if row.t === 'letter'}
<div class="letter-row" data-side={row.side}>
<span data-testid="letter-dot" class="letter-dot bg-surface" aria-hidden="true"></span>
<LetterCard entry={row.entry} />
</div>
{:else if row.t === 'bucket'}
<LetterBucket bucket={row.bucket} mode={bucketMode} year={year.year} nested={row.nested} />
{:else}
<YearLetterStrip letters={letters} year={year.year} />
{/if}

View File

@@ -165,100 +165,3 @@ describe('YearBand', () => {
}
});
});
describe('YearBand — grouping modes (#827)', () => {
it('keeps individual letter cards and no buckets in Datum mode (default)', () => {
render(YearBand, { year: makeYear(1915, manyLetters(1915, 3)) });
expect(document.querySelector('[data-testid="letter-bucket"]')).toBeNull();
expect(document.querySelectorAll('a')).toHaveLength(3);
});
it('clusters loose letters under their linked event in Ereignis mode (REQ-002/003)', () => {
const a = makeEntry({ documentId: 'a', linkedEventId: 'e1', eventDate: '1915-03-01' });
const b = makeEntry({ documentId: 'b', linkedEventId: 'e1', eventDate: '1915-04-01' });
render(YearBand, {
year: makeYear(1915, [a, b]),
groupingMode: 'event',
eventLookup: new Map([['e1', 'Briefe von der Front']])
});
expect(document.querySelectorAll('[data-testid="letter-bucket"]')).toHaveLength(1);
expect(document.body.textContent).toContain('Briefe von der Front');
// no alternating individual letter rows in grouped mode
expect(document.querySelector('.letter-row')).toBeNull();
});
it('still renders the event world-band in Ereignis mode (REQ-001)', () => {
const band = makeEntry({
kind: 'EVENT',
type: 'HISTORICAL',
precision: 'RANGE',
eventDate: '1914-01-01',
eventDateEnd: '1918-12-31',
title: 'Erster Weltkrieg',
senderName: '',
receiverName: '',
documentId: undefined
});
const letter = makeEntry({ documentId: 'a', linkedEventId: 'e1', eventDate: '1914-05-01' });
render(YearBand, {
year: makeYear(1914, [band, letter]),
groupingMode: 'event',
eventLookup: new Map([['e1', 'Front']])
});
expect(document.querySelector('[data-testid="world-range"]')).not.toBeNull();
expect(document.querySelector('[data-testid="letter-bucket"]')).not.toBeNull();
});
it('buckets loose letters under their root tag in Thema mode (REQ-004)', () => {
const a = makeEntry({
documentId: 'a',
rootTagId: 't1',
rootTagName: 'Krieg',
rootTagColor: 'sienna',
eventDate: '1915-03-01'
});
render(YearBand, { year: makeYear(1915, [a]), groupingMode: 'thema', eventLookup: new Map() });
const chip = document.querySelector('[data-testid="bucket-header-chip"]');
expect(chip?.textContent).toContain('Krieg');
});
it('renders a same-year curated event as one card header, with no separate pill and no duplicate title (#827)', () => {
const pill = makeEntry({
kind: 'EVENT',
type: 'PERSONAL',
derived: false,
eventId: 'e1',
title: 'Ein gewaltiger Stadtbrand',
eventDate: '1916-07-06',
senderName: '',
receiverName: '',
documentId: undefined
});
const letter = makeEntry({ documentId: 'a', linkedEventId: 'e1', eventDate: '1916-07-06' });
render(YearBand, {
year: makeYear(1916, [pill, letter]),
groupingMode: 'event',
eventLookup: new Map([['e1', 'Ein gewaltiger Stadtbrand']]),
canWrite: true
});
// the title appears exactly once — in the card header, not also as a separate pill
const occurrences =
(document.body.textContent ?? '').split('Ein gewaltiger Stadtbrand').length - 1;
expect(occurrences).toBe(1);
// the event renders as the card header, with its letter clustered inside
expect(document.querySelector('[data-testid="bucket-event-header"]')).not.toBeNull();
expect(document.querySelector('a.lcard.ev')).not.toBeNull();
});
it('keeps a header on an event cluster whose pill is in another year (#827)', () => {
// the letter links to e1, but e1's pill lives in a different band — so the cluster
// keeps its own header here (no pill nearby to duplicate).
const letter = makeEntry({ documentId: 'a', linkedEventId: 'e1', eventDate: '1917-02-01' });
render(YearBand, {
year: makeYear(1917, [letter]),
groupingMode: 'event',
eventLookup: new Map([['e1', 'Briefe von der Front']])
});
expect(document.body.textContent).toContain('Briefe von der Front');
});
});

View File

@@ -1,98 +0,0 @@
import { describe, it, expect, afterEach } from 'vitest';
import { cleanup, render } from 'vitest-browser-svelte';
import TimelineView from './TimelineView.svelte';
import { makeEntry, makeYear, makeTimelineDTO } from './test-factories';
import type { GroupingMode } from './timelineGrouping';
afterEach(() => cleanup());
const worldBand = (title: string) =>
makeEntry({
kind: 'EVENT',
type: 'HISTORICAL',
derived: false,
precision: 'RANGE',
eventDate: '1914-01-01',
eventDateEnd: '1918-12-31',
eventId: 'h1',
title,
senderName: '',
receiverName: '',
documentId: undefined
});
const eventPill = (title: string) =>
makeEntry({
kind: 'EVENT',
type: 'PERSONAL',
derived: false,
eventId: 'p1',
title,
senderName: '',
receiverName: '',
documentId: undefined
});
// A signature of the axis-fixed event layer: the curated/world-band titles, the world-range
// marker count, and the event-pill count — everything REQ-001 requires to stay constant when
// only the loose letters re-bundle. (No pixel-diff harness in the repo; this is the structural
// equivalent — the event-layer DOM is byte-for-byte built from the same entries in every mode.)
function eventLayerSignature(): string {
const body = document.body.textContent ?? '';
return JSON.stringify({
weltkrieg: body.includes('Erster Weltkrieg'),
hochzeit: body.includes('Hochzeit'),
worldRange: document.querySelectorAll('[data-testid="world-range"]').length
});
}
// Brief A links to the curated event p1 (Hochzeit), not the world band — so the world band
// stays letterless and renders as a plain band in every mode (REQ-001). Under the #827 redesign
// a curated event WITH letters becomes its cluster card's header, so the signature tracks the
// stable layer: the letterless world band's marker count and the two titles, which all survive
// regardless of whether Hochzeit renders as a pill (Datum) or a card header (grouped).
const mixed = () =>
makeTimelineDTO({
years: [
makeYear(1915, [
worldBand('Erster Weltkrieg'),
eventPill('Hochzeit'),
makeEntry({ documentId: 'a', title: 'Brief A', linkedEventId: 'p1' }),
makeEntry({
documentId: 'b',
title: 'Brief B',
rootTagId: 't1',
rootTagName: 'Krieg',
rootTagColor: 'sienna'
})
])
]
});
function signatureFor(mode: GroupingMode): string {
render(TimelineView, { timeline: mixed(), groupingMode: mode });
const sig = eventLayerSignature();
cleanup();
return sig;
}
describe('TimelineView event layer (REQ-001)', () => {
it('renders the event pills and world-bands identically across all three grouping modes', () => {
const dateSig = signatureFor('date');
const eventSig = signatureFor('event');
const themaSig = signatureFor('thema');
expect(eventSig).toBe(dateSig);
expect(themaSig).toBe(dateSig);
// sanity: the world-band actually rendered, so the assertion is not vacuously equal on ""
expect(dateSig).toContain('"worldRange":1');
});
it('regroups only the loose letters — buckets appear off Datum, not in it', () => {
render(TimelineView, { timeline: mixed(), groupingMode: 'date' });
expect(document.querySelector('[data-testid="letter-bucket"]')).toBeNull();
cleanup();
render(TimelineView, { timeline: mixed(), groupingMode: 'event' });
expect(document.querySelector('[data-testid="letter-bucket"]')).not.toBeNull();
});
});

View File

@@ -1,23 +0,0 @@
import { describe, it, expect } from 'vitest';
import { readdirSync, readFileSync } from 'node:fs';
import { fileURLToPath } from 'node:url';
import { dirname, join } from 'node:path';
const timelineDir = dirname(fileURLToPath(import.meta.url));
/**
* REQ-009 / CWE-79: the regroup touches every component under lib/timeline (the reused TagChip,
* the .lcard.ev card, and the new tinted bucket-header chip). Curator/import-derived text must
* always render through Svelte's default `{...}` escaping — never `{@html}`. This grep gate fails
* loudly the moment any timeline component reaches for the raw-HTML directive.
*/
describe('lib/timeline never uses {@html} (REQ-009)', () => {
it('no timeline component contains the raw-HTML directive', () => {
const components = readdirSync(timelineDir).filter((file) => file.endsWith('.svelte'));
expect(components.length).toBeGreaterThan(0);
const offenders = components.filter((file) =>
readFileSync(join(timelineDir, file), 'utf8').includes('{@html')
);
expect(offenders).toEqual([]);
});
});

View File

@@ -1,157 +0,0 @@
import { describe, it, expect } from 'vitest';
import { buildEventLookup, bucketLetters, hasLooseLetters } from './timelineGrouping';
import { makeEntry, makeYear, makeTimelineDTO } from './test-factories';
// Entry factories pinned to the shapes the grouping transform discriminates (#827).
const letter = (overrides = {}) => makeEntry({ kind: 'LETTER', ...overrides });
const curatedEvent = (id: string, title: string, overrides = {}) =>
makeEntry({
kind: 'EVENT',
type: 'PERSONAL',
derived: false,
documentId: undefined,
eventId: id,
title,
senderName: '',
receiverName: '',
...overrides
});
describe('buildEventLookup (REQ-019)', () => {
it('collects curated events (eventId set) from year bands and the undated bucket', () => {
const dto = makeTimelineDTO({
years: [makeYear(1915, [curatedEvent('e1', 'Briefe von der Front'), letter()])],
undated: [curatedEvent('e2', 'Unbekanntes Ereignis')]
});
const lookup = buildEventLookup(dto);
expect(lookup.get('e1')).toBe('Briefe von der Front');
expect(lookup.get('e2')).toBe('Unbekanntes Ereignis');
expect(lookup.size).toBe(2);
});
it('ignores letters and derived life-events (no eventId)', () => {
const dto = makeTimelineDTO({
years: [
makeYear(1915, [
letter({ linkedEventId: 'e1' }),
makeEntry({ kind: 'EVENT', type: 'PERSONAL', derived: true, eventId: undefined })
])
]
});
expect(buildEventLookup(dto).size).toBe(0);
});
});
describe('hasLooseLetters (REQ-018)', () => {
it('is true when a year band or the undated bucket holds a letter', () => {
expect(hasLooseLetters(makeTimelineDTO({ years: [makeYear(1915, [letter()])] }))).toBe(true);
expect(hasLooseLetters(makeTimelineDTO({ undated: [letter({ documentId: 'u1' })] }))).toBe(
true
);
});
it('is false when only events remain', () => {
const dto = makeTimelineDTO({ years: [makeYear(1915, [curatedEvent('e1', 'Ereignis')])] });
expect(hasLooseLetters(dto)).toBe(false);
});
});
describe('bucketLetters — Ereignis mode (REQ-003/006/019)', () => {
const lookup = new Map([
['e1', 'Briefe von der Front'],
['e2', 'Weihnachten 1915']
]);
it('clusters letters under the curated event named by linkedEventId, with matching counts', () => {
const letters = [
letter({ documentId: 'a', linkedEventId: 'e1' }),
letter({ documentId: 'b', linkedEventId: 'e1' }),
letter({ documentId: 'c', linkedEventId: 'e2' })
];
const buckets = bucketLetters(letters, 'event', lookup);
const front = buckets.find((b) => b.title === 'Briefe von der Front');
expect(front?.kind).toBe('event');
expect(front?.letters).toHaveLength(2);
expect(buckets.find((b) => b.title === 'Weihnachten 1915')?.letters).toHaveLength(1);
});
it('drops a letter with no linkedEventId into the fallback bucket (REQ-006)', () => {
const letters = [letter({ documentId: 'a', linkedEventId: undefined })];
const buckets = bucketLetters(letters, 'event', lookup);
expect(buckets).toHaveLength(1);
expect(buckets[0].kind).toBe('fallback');
expect(buckets[0].letters).toHaveLength(1);
});
it('drops a letter whose linked event is absent from the lookup into fallback (REQ-019)', () => {
// e9 is not in the filtered view (its layer was toggled off) → no cluster.
const letters = [letter({ documentId: 'a', linkedEventId: 'e9' })];
const buckets = bucketLetters(letters, 'event', lookup);
expect(buckets).toHaveLength(1);
expect(buckets[0].kind).toBe('fallback');
});
it('keeps the fallback bucket last', () => {
const letters = [
letter({ documentId: 'a', linkedEventId: undefined }),
letter({ documentId: 'b', linkedEventId: 'e1' })
];
const buckets = bucketLetters(letters, 'event', lookup);
expect(buckets[buckets.length - 1].kind).toBe('fallback');
});
});
describe('bucketLetters — Thema mode (REQ-004/007/008)', () => {
const noEvents = new Map<string, string>();
it('buckets letters under their primary root tag with name and colour', () => {
const letters = [
letter({ documentId: 'a', rootTagId: 't1', rootTagName: 'Krieg', rootTagColor: 'sienna' }),
letter({ documentId: 'b', rootTagId: 't1', rootTagName: 'Krieg', rootTagColor: 'sienna' }),
letter({
documentId: 'c',
rootTagId: 't2',
rootTagName: 'Weihnachten',
rootTagColor: 'amber'
})
];
const buckets = bucketLetters(letters, 'thema', noEvents);
const krieg = buckets.find((b) => b.title === 'Krieg');
expect(krieg?.kind).toBe('tag');
expect(krieg?.color).toBe('sienna');
expect(krieg?.letters).toHaveLength(2);
expect(buckets.find((b) => b.title === 'Weihnachten')?.color).toBe('amber');
});
it('drops an untagged letter into the "Ohne Thema" fallback bucket (REQ-007)', () => {
const letters = [letter({ documentId: 'a', rootTagId: undefined })];
const buckets = bucketLetters(letters, 'thema', noEvents);
expect(buckets).toHaveLength(1);
expect(buckets[0].kind).toBe('fallback');
expect(buckets[0].color).toBeNull();
});
it('places a letter in exactly one bucket (REQ-008)', () => {
const letters = [
letter({ documentId: 'a', rootTagId: 't1', rootTagName: 'Krieg', rootTagColor: 'sienna' })
];
const buckets = bucketLetters(letters, 'thema', noEvents);
const occurrences = buckets.flatMap((b) => b.letters).filter((l) => l.documentId === 'a');
expect(occurrences).toHaveLength(1);
});
it('carries a null colour through for a colourless root tag', () => {
const letters = [
letter({
documentId: 'a',
rootTagId: 't3',
rootTagName: 'Allgemein',
rootTagColor: undefined
})
];
const buckets = bucketLetters(letters, 'thema', noEvents);
expect(buckets[0].kind).toBe('tag');
expect(buckets[0].color).toBeNull();
});
});

View File

@@ -1,152 +0,0 @@
import type { components } from '$lib/generated/api';
type TimelineDTO = components['schemas']['TimelineDTO'];
type TimelineEntryDTO = components['schemas']['TimelineEntryDTO'];
/**
* The three ways a reader can bundle the loose letters on `/zeitstrahl` (#827). The
* axis-fixed layers (life-events, event pills, world-bands) are identical in every mode
* — only loose-letter bundling changes. Grouping runs over the *already layer-filtered*
* timeline (#780): filter-then-group.
*/
export type GroupingMode = 'date' | 'event' | 'thema';
/** The default mode — chronological, as #779 shipped. */
export const DEFAULT_GROUPING: GroupingMode = 'date';
/** Letters shown before a cluster needs a "show more" toggle (#827 redesign). */
export const CLUSTER_PREVIEW = 5;
/** The `--c-tag-*` colour-name tokens (sage/sienna/…); shared by the chip and the rail. */
const TAG_COLOR_TOKENS = new Set([
'sage',
'sienna',
'amber',
'slate',
'violet',
'rose',
'cobalt',
'moss',
'sand',
'coral'
]);
/**
* Maps a root-tag colour-name token to its CSS variable reference, or `null` for an absent
* or unknown token (so a colourless/unrecognised tag falls back to a neutral rail, never a
* broken `var(--c-tag-undefined)`).
*/
export function tagColorVar(token: string | null | undefined): string | null {
return token && TAG_COLOR_TOKENS.has(token) ? `var(--c-tag-${token})` : null;
}
/**
* One bundle of loose letters under a single header, within a year (Ereignis/Thema modes).
* `kind` decides the header: a curated-event title, a tinted root-tag chip, or the localized
* fallback ("Weitere Briefe" / "Ohne Thema") the view supplies for `kind === 'fallback'`.
*/
export interface LetterBucket {
/** Stable `{#each}` key, unique within a year's bucket list. */
key: string;
kind: 'event' | 'tag' | 'fallback';
/** Header label for `event`/`tag` buckets; absent for `fallback` (view supplies a localized label). */
title?: string;
/** Root-tag colour token for a `tag` bucket; `null` for `event`/`fallback` (neutral). */
color: string | null;
letters: TimelineEntryDTO[];
}
/**
* Maps each curated event present in the (already-filtered) timeline to its title. These are the
* only events a letter may cluster under — a letter whose `linkedEventId` is absent here links to
* an event the layer filter removed, so it falls back to "Weitere Briefe" (filter-then-group,
* REQ-019). Curated events carry an `eventId`; derived life-events and letters do not.
*/
export function buildEventLookup(timeline: TimelineDTO): Map<string, string> {
const lookup = new Map<string, string>();
const collect = (entries: TimelineEntryDTO[]) => {
for (const entry of entries) {
if (entry.kind === 'EVENT' && entry.eventId) lookup.set(entry.eventId, entry.title ?? '');
}
};
for (const band of timeline.years) collect(band.entries);
collect(timeline.undated);
return lookup;
}
/**
* True when the timeline still holds at least one loose letter. Drives the grouping control's
* enabled state: with the Letters layer filtered off there is nothing to regroup (REQ-018).
*/
export function hasLooseLetters(timeline: TimelineDTO): boolean {
const holdsLetter = (entries: TimelineEntryDTO[]) => entries.some((e) => e.kind === 'LETTER');
return timeline.years.some((band) => holdsLetter(band.entries)) || holdsLetter(timeline.undated);
}
/**
* Buckets one year's loose letters for Ereignis/Thema mode. The caller passes only that year's
* `LETTER` entries; events stay on the axis untouched (REQ-001). Buckets keep first-seen order and
* the fallback bucket, if any, always sorts last.
*
* - `event`: cluster under `linkedEventId` when it is set AND survives in `eventLookup`; otherwise
* the fallback "Weitere Briefe" bucket (REQ-003/006/019).
* - `thema`: bucket under `rootTagId` (header = `rootTagName`, tint = `rootTagColor`); an untagged
* letter goes to the fallback "Ohne Thema" bucket (REQ-004/007). A letter carries exactly one
* `rootTagId`, so it lands in exactly one bucket (REQ-008).
*/
export function bucketLetters(
letters: TimelineEntryDTO[],
mode: Exclude<GroupingMode, 'date'>,
eventLookup: Map<string, string>
): LetterBucket[] {
const byKey = new Map<string, LetterBucket>();
let fallback: LetterBucket | null = null;
const fallbackBucket = (): LetterBucket => {
if (!fallback) fallback = { key: '__fallback__', kind: 'fallback', color: null, letters: [] };
return fallback;
};
const namedBucket = (id: string, build: () => LetterBucket): LetterBucket => {
let bucket = byKey.get(id);
if (!bucket) {
bucket = build();
byKey.set(id, bucket);
}
return bucket;
};
for (const letter of letters) {
if (mode === 'event') {
const id = letter.linkedEventId;
if (id && eventLookup.has(id)) {
namedBucket(id, () => ({
key: `event:${id}`,
kind: 'event',
title: eventLookup.get(id),
color: null,
letters: []
})).letters.push(letter);
} else {
fallbackBucket().letters.push(letter);
}
} else {
const id = letter.rootTagId;
if (id) {
namedBucket(id, () => ({
key: `tag:${id}`,
kind: 'tag',
title: letter.rootTagName ?? '',
color: letter.rootTagColor ?? null,
letters: []
})).letters.push(letter);
} else {
fallbackBucket().letters.push(letter);
}
}
}
const buckets = [...byKey.values()];
if (fallback) buckets.push(fallback);
return buckets;
}

View File

@@ -2,10 +2,8 @@
import * as m from '$lib/paraglide/messages.js';
import TimelineView from '$lib/timeline/TimelineView.svelte';
import TimelineFilters from '$lib/timeline/TimelineFilters.svelte';
import GroupingControl from '$lib/timeline/GroupingControl.svelte';
import { timelineMeta } from '$lib/timeline/timelineMeta';
import { filterTimeline } from '$lib/timeline/timelineFilter';
import { hasLooseLetters, type GroupingMode } from '$lib/timeline/timelineGrouping';
import type { PageData } from './$types';
let { data }: { data: PageData } = $props();
@@ -19,20 +17,12 @@ let personalOn = $state(true);
let historicalOn = $state(true);
let lettersOn = $state(true);
// Grouping state (#827) lives here beside the layer-filter state; the regroup is a
// pure client-side transform over the already-filtered view — filter-then-group.
let groupingMode = $state<GroupingMode>('date');
const filteredTimeline = $derived(
filterTimeline(data.timeline, { personalOn, historicalOn, lettersOn })
);
const filteredEmpty = $derived(
filteredTimeline.years.length === 0 && filteredTimeline.undated.length === 0
);
// The grouping control is only meaningful while loose letters remain in the filtered
// view; with the Letters layer off there is nothing to regroup, so it disables but
// keeps its selected mode (REQ-018).
const hasLetters = $derived(hasLooseLetters(filteredTimeline));
// Meta-line figures track the *filtered* view, so the header counts always
// match what is actually on screen once layers are toggled off (#780 — this
@@ -70,13 +60,7 @@ const metaLine = $derived.by(() => {
: m.timeline_events_count({ count: meta.eventCount })
);
}
segments.push(
groupingMode === 'event'
? m.timeline_grouping_event()
: groupingMode === 'thema'
? m.timeline_grouping_thema()
: m.timeline_grouping_date()
);
segments.push(m.timeline_grouping_date());
return segments.join(' · ');
});
</script>
@@ -105,14 +89,7 @@ const metaLine = $derived.by(() => {
{/if}
</header>
{#if hasContent}
<p data-testid="timeline-meta" class="mt-1 mb-3 font-sans text-xs text-ink-3">{metaLine}</p>
<!-- Grouping toggle stacked above the #780 layer-filter trigger so the two read as
one control cluster in the header (REQ-010); the top-right corner stays the
add-event CTA. Disabled — but kept in place — when no loose letters remain
(REQ-018). -->
<div class="mb-3" data-testid="grouping-cluster">
<GroupingControl bind:mode={groupingMode} disabled={!hasLetters} />
</div>
<p data-testid="timeline-meta" class="mt-1 mb-6 font-sans text-xs text-ink-3">{metaLine}</p>
<TimelineFilters
bind:personalOn={personalOn}
bind:historicalOn={historicalOn}
@@ -135,11 +112,7 @@ const metaLine = $derived.by(() => {
</button>
</div>
{:else}
<TimelineView
timeline={filteredTimeline}
canWrite={data.canWrite}
groupingMode={groupingMode}
/>
<TimelineView timeline={filteredTimeline} canWrite={data.canWrite} />
{/if}
</div>
</div>

View File

@@ -265,61 +265,3 @@ describe('/zeitstrahl curator affordances (#842)', () => {
expect(document.querySelector('[data-testid="event-edit"]')).toBeNull();
});
});
describe('/zeitstrahl grouping toggle (#827)', () => {
const historical = () =>
makeEntry({
kind: 'EVENT',
type: 'HISTORICAL',
derived: false,
eventId: 'h1',
documentId: undefined,
title: 'Erster Weltkrieg',
senderName: '',
receiverName: ''
});
const mixed = () =>
makeTimelineDTO({
years: [
makeYear(1915, [
makeEntry({ documentId: 'd1', title: 'Brief Eins', linkedEventId: 'h1' }),
historical()
])
]
});
const radio = (value: string) => document.querySelector(`[data-value="${value}"]`) as HTMLElement;
it('updates the meta-line grouping label when a mode is chosen (REQ-016)', async () => {
render(Page, { data: pageData(mixed()) });
const meta = page.getByTestId('timeline-meta');
await expect.element(meta).toHaveTextContent(m.timeline_grouping_date());
radio('event').click();
await expect.element(meta).toHaveTextContent(m.timeline_grouping_event());
radio('thema').click();
await expect.element(meta).toHaveTextContent(m.timeline_grouping_thema());
});
it('regroups loose letters under their event client-side, no buckets in Datum (REQ-002/003)', async () => {
render(Page, { data: pageData(mixed()) });
expect(document.querySelector('[data-testid="letter-bucket"]')).toBeNull();
radio('event').click();
await expect.element(page.getByTestId('letter-bucket')).toBeVisible();
});
it('disables the grouping control when the Letters layer is off, keeping the mode (REQ-018)', async () => {
render(Page, { data: pageData(mixed()) });
radio('thema').click();
const control = page.getByTestId('grouping-control');
await expect.element(control).toHaveAttribute('aria-disabled', 'false');
// turn the Letters layer off → nothing to regroup
await page.getByTestId('timeline-filter-trigger').click();
await page.getByTestId('timeline-filter-letters').click();
await expect.element(control).toHaveAttribute('aria-disabled', 'true');
// the chosen mode is retained for when letters return
expect(radio('thema').getAttribute('aria-checked')).toBe('true');
// re-enabling restores the enabled control with the same mode (no reset to Datum)
await page.getByTestId('timeline-filter-letters').click();
await expect.element(control).toHaveAttribute('aria-disabled', 'false');
expect(radio('thema').getAttribute('aria-checked')).toBe('true');
});
});