fix:小组件- PUSH

client/src/storage/appStorage.ts

@@ -1,9 +1,11 @@
 import AsyncStorage from '@react-native-async-storage/async-storage';
+import * as Crypto from 'expo-crypto';
 import type { UserProfileV1_2_Extended } from '@/src/features/userProfileScoring';
 
 /**
  * 本地存储 key 统一管理，避免 UI 里散落硬编码
  */
+const KEY_CLIENT_USER_ID = 'client.userId';
 const KEY_ONBOARDING_COMPLETED = 'onboarding.completed';
 const KEY_PUSH_PROMPT_STATE = 'push.promptState';
 const KEY_CONTENT_REACTIONS = 'content.reactions';
@@ -31,7 +33,16 @@ export type UserProfile = {
  */
 export type UserProfileScoring = UserProfileV1_2_Extended;
 export type DailyReminderSettings = {
+  /**
+   * 每天推送次数：
+   * - 0：关闭
+   * - 1～5：每天推送 1～5 次
+   */
   timesPerDay: number;
+  /**
+   * 仅用于 UI 展示与交互（开关）。
+   * 后端偏好建议使用：enabled = pushEnabled && timesPerDay > 0
+   */
   pushEnabled: boolean;
 };
 
@@ -81,6 +92,49 @@ async function setJson<T>(key: string, value: T): Promise<void> {
   await AsyncStorage.setItem(key, JSON.stringify(value));
 }
 
+function looksLikeUuid(v: string): boolean {
+  // 宽松校验：8-4-4-4-12（不强依赖大小写）
+  return /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i.test(v);
+}
+
+function uuidV4FromBytes(bytes: Uint8Array): string {
+  // RFC 4122 v4：设置 version 与 variant
+  const b = new Uint8Array(bytes);
+  b[6] = (b[6] & 0x0f) | 0x40;
+  b[8] = (b[8] & 0x3f) | 0x80;
+
+  const hex = Array.from(b)
+    .map((x) => x.toString(16).padStart(2, '0'))
+    .join('');
+  return `${hex.slice(0, 8)}-${hex.slice(8, 12)}-${hex.slice(12, 16)}-${hex.slice(16, 20)}-${hex.slice(20)}`;
+}
+
+async function generateUuidV4(): Promise<string> {
+  // 1) 优先使用运行时提供的 randomUUID（如可用）
+  const maybeCrypto = (globalThis as unknown as { crypto?: { randomUUID?: () => string } }).crypto;
+  if (maybeCrypto?.randomUUID) return maybeCrypto.randomUUID();
+
+  // 2) 使用 expo-crypto 生成安全随机数（推荐）
+  const bytes = await Crypto.getRandomBytesAsync(16);
+  return uuidV4FromBytes(bytes);
+}
+
+/**
+ * 获取或生成客户端用户标识（UUID）。
+ *
+ * 说明：
+ * - `client_user_id` 用于与后端关联 Push Token 与用户推送偏好
+ * - 它是“安装实例标识”，不等同真实用户账号
+ */
+export async function getOrCreateClientUserId(): Promise<string> {
+  const raw = await AsyncStorage.getItem(KEY_CLIENT_USER_ID);
+  if (raw && looksLikeUuid(raw)) return raw;
+
+  const next = await generateUuidV4();
+  await AsyncStorage.setItem(KEY_CLIENT_USER_ID, next);
+  return next;
+}
+
 export async function getOnboardingCompleted(): Promise<boolean> {
   const raw = await AsyncStorage.getItem(KEY_ONBOARDING_COMPLETED);
   return raw === 'true';
@@ -272,13 +326,15 @@ export async function getDailyReminderSettings(): Promise<DailyReminderSettings>
   });
   const timesPerDay = Number.isFinite(s.timesPerDay) ? s.timesPerDay : 3;
   return {
-    timesPerDay: Math.min(10, Math.max(1, Math.round(timesPerDay))),
+    // 需求：0～5（0 表示关闭）
+    timesPerDay: Math.min(5, Math.max(0, Math.round(timesPerDay))),
     pushEnabled: Boolean(s.pushEnabled),
   };
 }
 
 export async function setDailyReminderSettings(settings: DailyReminderSettings): Promise<void> {
-  const timesPerDay = Math.min(10, Math.max(1, Math.round(settings.timesPerDay)));
+  // 需求：0～5（0 表示关闭）
+  const timesPerDay = Math.min(5, Math.max(0, Math.round(settings.timesPerDay)));
   await setJson(KEY_DAILY_REMINDER_SETTINGS, {
     timesPerDay,
     pushEnabled: Boolean(settings.pushEnabled),