Files
TREK/client
jubnl bcd2c8c959 fix(repo): fall back to Dexie when a network read fails (H2) (#1179)
Repos gated reads on raw navigator.onLine and the online branch had no
try/catch, so a captive portal or connected-but-no-internet (navigator.onLine
lying "true") threw a network error instead of serving the good cached copy —
blanking the trip even though Dexie held it.

- new onlineThenCache(onlineFn, cacheFn) helper: reads the cache when offline,
  and on a network-level failure (Axios error with no HTTP response). A genuine
  HTTP error (4xx/5xx — the server responded) is rethrown so callers still set
  error state / navigate, not masked by a stale cache.
- gates only on navigator.onLine, NOT the connectivity probe: the probe is a
  coarse global flag and one failed health check would otherwise divert every
  read to the (possibly empty) cache even when the request would succeed.
- every repo list/get read path routed through it (reads only — writes still
  go through the mutation queue so failures surface)
- tests: captive-portal fallback, HTTP-error rethrow, non-Axios rethrow
2026-06-15 09:25:11 +02:00
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