init: expo scaffold + api client + auth

src/lib/localProgress.ts

@@ -0,0 +1,39 @@
+import AsyncStorage from '@react-native-async-storage/async-storage'
+
+const KEY = 'anisav:progress'
+
+interface ProgressEntry {
+  time: number
+  is_watched: boolean
+}
+
+async function readAll(): Promise<Record<string, ProgressEntry>> {
+  try {
+    const raw = await AsyncStorage.getItem(KEY)
+    return raw ? JSON.parse(raw) : {}
+  } catch {
+    return {}
+  }
+}
+
+async function writeAll(data: Record<string, ProgressEntry>): Promise<void> {
+  await AsyncStorage.setItem(KEY, JSON.stringify(data))
+}
+
+export async function getLocalProgress(episodeId: string): Promise<ProgressEntry | undefined> {
+  return (await readAll())[episodeId]
+}
+
+export async function getAllLocalProgress(): Promise<Record<string, ProgressEntry>> {
+  return readAll()
+}
+
+export async function saveLocalProgress(
+  episodeId: string,
+  time: number,
+  isWatched: boolean
+): Promise<void> {
+  const all = await readAll()
+  all[episodeId] = { time, is_watched: isWatched }
+  await writeAll(all)
+}