bb2a89da58
A fresh visit (no URL state) now opens at INITIAL_VIEW (z=3) so node tiles and generation labels are legible on arrival; the fit-to-screen control still zooms out to the whole tree (DEFAULT_VIEW, z=1). Shared links with ?z still win. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
31 lines
1.1 KiB
TypeScript
31 lines
1.1 KiB
TypeScript
import { error, redirect } from '@sveltejs/kit';
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import { createApiClient, extractErrorCode } from '$lib/shared/api.server';
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import { getErrorMessage } from '$lib/shared/errors';
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import { parsePanZoomParams, INITIAL_VIEW } from '$lib/person/genealogy/panZoom';
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export async function load({ fetch, url }) {
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const api = createApiClient(fetch);
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const result = await api.GET('/api/network');
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if (result.response.status === 401) throw redirect(302, '/login');
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if (!result.response.ok) {
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throw error(result.response.status, getErrorMessage(extractErrorCode(result.error)));
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}
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// A fresh visit (no shared pan/zoom state) lands at the readable INITIAL_VIEW
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// (z=3). When a link carries a zoom param we honour it, sanitising server-side
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// so a crafted link (?z=Infinity, ?cx=NaN) degrades to a safe view before
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// reaching layout geometry (Nora #692).
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const initialView = url.searchParams.has('z')
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? parsePanZoomParams({
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cx: url.searchParams.get('cx'),
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cy: url.searchParams.get('cy'),
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z: url.searchParams.get('z')
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})
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: INITIAL_VIEW;
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const network = result.data!;
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return { nodes: network.nodes ?? [], edges: network.edges ?? [], initialView };
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}
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