Add offline caching and refine Live Activity

contexts/AccountsContext.tsx

@@ -22,6 +22,7 @@ import { setRuntimeApiUrl, getApiUrl, DEFAULT_API_URL, invalidServerUrlMessage }
 import { clearAuthStorage, readStoredSessionUser } from "@/lib/auth-storage";
 import { normalizeInstanceUrl, saveStoredInstanceUrl } from "@/lib/instance-url";
 import { migrateStoredOfficialUrls } from "@/lib/official-url-migration";
+import { clearOfflineQueryCacheForAccount } from "@/lib/offline-cache";
 import { clearTimeClockPrefsForAccount } from "@/lib/time-clock-prefs";
 
 export type RemoveAccountResult = {
@@ -159,6 +160,7 @@ export function AccountsProvider({ children }: { children: ReactNode }) {
       const wasActive = activeAccountId === accountId;
 
       await clearAuthStorage(authStoragePrefix(accountId));
+      await clearOfflineQueryCacheForAccount(accountId);
       await clearTimeClockPrefsForAccount(accountId);
 
       const nextAccounts = accounts.filter((account) => account.id !== accountId);

contexts/AuthContext.tsx

@@ -11,16 +11,39 @@ import {
 
 type AuthClient = ReturnType<typeof createAuthClient>;
 
+async function authFetch(input: RequestInfo | URL, init?: RequestInit) {
+  try {
+    return await fetch(input, init);
+  } catch (error) {
+    if (error instanceof Error && error.name === "AbortError") {
+      throw error;
+    }
+
+    return new Response(
+      JSON.stringify({
+        message: "Could not connect to the server.",
+        code: "NETWORK_ERROR",
+      }),
+      {
+        status: 503,
+        statusText: "Service Unavailable",
+        headers: { "content-type": "application/json" },
+      },
+    );
+  }
+}
+
 function createAppAuthClient(apiUrl: string, storagePrefix: string): AuthClient {
   return createAuthClient({
     baseURL: apiUrl,
+    fetchOptions: {
+      customFetchImpl: authFetch,
+    },
     plugins: [
           expoClient({
             scheme: "beenvoice",
             storagePrefix,
             storage: SecureStore,
-            // Avoid showing a cached session when cookies have already expired.
-            disableCache: true,
           }),
       genericOAuthClient(),
     ],