add status for redis

src/module/redis/get-app-status.ts

@@ -0,0 +1,30 @@
+import { redis } from './redis.ts';
+
+export type AppLoadStatus = {
+  status: 'running' | 'loading' | 'error' | 'not-exist';
+  message: string;
+};
+
+export const getAppLoadStatus = async (user: string, app: string): Promise<AppLoadStatus> => {
+  const key = 'user:app:status:' + app + ':' + user;
+  const value = await redis.get(key);
+  if (!value) {
+    return {
+      status: 'not-exist',
+      message: 'not-exist',
+    }; // 没有加载过
+  }
+  try {
+    return JSON.parse(value);
+  } catch (err) {
+    return {
+      status: 'error',
+      message: 'error',
+    };
+  }
+};
+export const setAppLoadStatus = async (user: string, app: string, status: AppLoadStatus) => {
+  const key = 'user:app:status:' + app + ':' + user;
+  const value = JSON.stringify(status);
+  await redis.set(key, value);
+};