remove non existing apps from cache

app/src/main/kotlin/com/simplemobiletools/launcher/fragments/AllAppsFragment.kt

@@ -98,6 +98,12 @@ class AllAppsFragment(context: Context, attributeSet: AttributeSet) : MyFragment
             val launchers = allApps.distinctBy { it.packageName } as ArrayList<AppLauncher>
             context.launchersDB.insertAll(launchers)
             gotLaunchers(launchers)
+
+            cachedLaunchers.map { it.packageName }.forEach { packageName ->
+                if (!launchers.map { it.packageName }.contains(packageName)) {
+                    context.launchersDB.deleteApp(packageName)
+                }
+            }
         }
     }
 

app/src/main/kotlin/com/simplemobiletools/launcher/interfaces/AppLaunchersDao.kt

@@ -13,4 +13,7 @@ interface AppLaunchersDao {
 
     @Insert(onConflict = OnConflictStrategy.REPLACE)
     fun insertAll(appLaunchers: List<AppLauncher>)
+
+    @Query("DELETE FROM apps WHERE package_name = :packageName")
+    fun deleteApp(packageName: String)
 }