83 lines
2.3 KiB
TypeScript
83 lines
2.3 KiB
TypeScript
import * as m from '$lib/paraglide/messages.js';
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/**
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* Mirror of the backend ErrorCode enum.
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* Keep in sync with backend/src/main/java/org/raddatz/familienarchiv/exception/ErrorCode.java
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*/
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export type ErrorCode =
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| 'DOCUMENT_NOT_FOUND'
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| 'DOCUMENT_NO_FILE'
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| 'FILE_NOT_FOUND'
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| 'FILE_UPLOAD_FAILED'
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| 'USER_NOT_FOUND'
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| 'EMAIL_ALREADY_IN_USE'
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| 'WRONG_CURRENT_PASSWORD'
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| 'IMPORT_ALREADY_RUNNING'
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| 'INVALID_RESET_TOKEN'
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| 'ANNOTATION_NOT_FOUND'
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| 'ANNOTATION_OVERLAP'
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| 'COMMENT_NOT_FOUND'
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| 'UNAUTHORIZED'
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| 'FORBIDDEN'
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| 'VALIDATION_ERROR'
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| 'INTERNAL_ERROR';
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export interface BackendError {
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code: ErrorCode;
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message: string; // English developer message — not shown to users
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}
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/**
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* Attempts to parse a backend ErrorResponse from a failed fetch response.
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* Returns null if the body is not valid JSON or does not contain a code field.
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*/
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export async function parseBackendError(res: Response): Promise<BackendError | null> {
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try {
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const body = await res.json();
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if (body && typeof body.code === 'string') {
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return body as BackendError;
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}
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} catch {
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// Body was not JSON
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}
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return null;
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}
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/** Returns a localised message for the given error code via Paraglide. Falls back to INTERNAL_ERROR. */
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export function getErrorMessage(code: ErrorCode | string | undefined): string {
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switch (code) {
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case 'DOCUMENT_NOT_FOUND':
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return m.error_document_not_found();
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case 'DOCUMENT_NO_FILE':
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return m.error_document_no_file();
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case 'FILE_NOT_FOUND':
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return m.error_file_not_found();
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case 'FILE_UPLOAD_FAILED':
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return m.error_file_upload_failed();
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case 'USER_NOT_FOUND':
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return m.error_user_not_found();
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case 'EMAIL_ALREADY_IN_USE':
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return m.error_email_already_in_use();
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case 'WRONG_CURRENT_PASSWORD':
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return m.error_wrong_current_password();
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case 'IMPORT_ALREADY_RUNNING':
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return m.error_import_already_running();
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case 'INVALID_RESET_TOKEN':
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return m.error_invalid_reset_token();
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case 'ANNOTATION_NOT_FOUND':
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return m.error_annotation_not_found();
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case 'ANNOTATION_OVERLAP':
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return m.error_annotation_overlap();
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case 'COMMENT_NOT_FOUND':
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return m.error_comment_not_found();
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case 'UNAUTHORIZED':
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return m.error_unauthorized();
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case 'FORBIDDEN':
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return m.error_forbidden();
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case 'VALIDATION_ERROR':
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return m.error_validation_error();
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default:
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return m.error_internal_error();
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}
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}
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