fix: reset appInfoCache (#543)

app/src/main/kotlin/li/songe/gkd/MainViewModel.kt

@@ -9,9 +9,11 @@ import li.songe.gkd.data.RawSubscription
 import li.songe.gkd.data.SubsItem
 import li.songe.gkd.db.DbSet
 import li.songe.gkd.service.updateLauncherAppId
+import li.songe.gkd.util.appInfoCacheFlow
 import li.songe.gkd.util.authActionFlow
 import li.songe.gkd.util.checkUpdate
 import li.songe.gkd.util.initFolder
+import li.songe.gkd.util.initOrResetAppInfoCache
 import li.songe.gkd.util.launchTry
 import li.songe.gkd.util.logZipDir
 import li.songe.gkd.util.newVersionApkDir
@@ -28,6 +30,13 @@ class MainViewModel : ViewModel() {
         // 每次打开页面更新记录桌面 appId
         updateLauncherAppId()
 
+        // https://github.com/gkd-kit/gkd/issues/543
+        viewModelScope.launchTry(Dispatchers.IO) {
+            if (appInfoCacheFlow.value.size < 16) {
+                initOrResetAppInfoCache()
+            }
+        }
+
         val localSubsItem = SubsItem(
             id = -2, order = -2, mtime = System.currentTimeMillis()
         )

app/src/main/kotlin/li/songe/gkd/util/AppInfoState.kt

@@ -92,18 +92,23 @@ fun updateAppInfo(appIds: List<String>) {
     }
 }
 
+suspend fun initOrResetAppInfoCache() {
+    if (updateAppMutex.isLocked) return
+    updateAppMutex.withLock {
+        val appMap = mutableMapOf<String, AppInfo>()
+        app.packageManager.getInstalledPackages(0).forEach { packageInfo ->
+            val info = packageInfo.toAppInfo()
+            if (info != null) {
+                appMap[packageInfo.packageName] = info
+            }
+        }
+        appInfoCacheFlow.value = appMap.toImmutableMap()
+    }
+}
+
 fun initAppState() {
     packageReceiver
     appScope.launchTry(Dispatchers.IO) {
-        updateAppMutex.withLock {
+        initOrResetAppInfoCache()
-            val appMap = mutableMapOf<String, AppInfo>()
-            app.packageManager.getInstalledPackages(0).forEach { packageInfo ->
-                    val info = packageInfo.toAppInfo()
-                    if (info != null) {
-                        appMap[packageInfo.packageName] = info
-                    }
-                }
-            appInfoCacheFlow.value = appMap.toImmutableMap()
-        }
     }
 }