Adds restore metrics to RestoreDbTask.java

Bug: 307527314
Flag: ACONFIG enable_launcher_br_metrics TEAMFOOD
Test: locally verified
Change-Id: I105b17276cf7e2c270c819854a8fbc269b7c81b4
diff --git a/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt b/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt
index bdac05d..063dad1 100644
--- a/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt
+++ b/src/com/android/launcher3/backuprestore/LauncherRestoreEventLogger.kt
@@ -22,6 +22,8 @@
         const val RESTORE_ERROR_SHORTCUT_NOT_FOUND = "shortcut_not_found"
         const val RESTORE_ERROR_APP_NOT_INSTALLED = "app_not_installed"
         const val RESTORE_ERROR_WIDGETS_DISABLED = "widgets_disabled"
+        const val RESTORE_ERROR_PROFILE_NOT_RESTORED = "profile_not_restored"
+        const val RESTORE_ERROR_WIDGET_REMOVED = "widget_not_found"
 
         fun newInstance(context: Context?): LauncherRestoreEventLogger {
             return ResourceBasedOverride.Overrides.getObject(
diff --git a/src/com/android/launcher3/provider/RestoreDbTask.java b/src/com/android/launcher3/provider/RestoreDbTask.java
index 20b2971..b4bdf5f 100644
--- a/src/com/android/launcher3/provider/RestoreDbTask.java
+++ b/src/com/android/launcher3/provider/RestoreDbTask.java
@@ -18,12 +18,18 @@
 
 import static android.os.Process.myUserHandle;
 
+import static com.android.launcher3.Flags.enableLauncherBrMetrics;
 import static com.android.launcher3.InvariantDeviceProfile.TYPE_MULTI_DISPLAY;
 import static com.android.launcher3.LauncherPrefs.APP_WIDGET_IDS;
 import static com.android.launcher3.LauncherPrefs.IS_FIRST_LOAD_AFTER_RESTORE;
 import static com.android.launcher3.LauncherPrefs.OLD_APP_WIDGET_IDS;
 import static com.android.launcher3.LauncherPrefs.RESTORE_DEVICE;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE;
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET;
+import static com.android.launcher3.backuprestore.LauncherRestoreEventLogger.RESTORE_ERROR_PROFILE_NOT_RESTORED;
+import static com.android.launcher3.backuprestore.LauncherRestoreEventLogger.RESTORE_ERROR_WIDGETS_DISABLED;
+import static com.android.launcher3.backuprestore.LauncherRestoreEventLogger.RESTORE_ERROR_WIDGET_REMOVED;
 import static com.android.launcher3.provider.LauncherDbUtils.dropTable;
 import static com.android.launcher3.widget.LauncherWidgetHolder.APPWIDGET_HOST_ID;
 
@@ -53,6 +59,7 @@
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.backuprestore.LauncherRestoreEventLogger;
 import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.model.DeviceGridState;
 import com.android.launcher3.model.LoaderTask;
@@ -123,8 +130,11 @@
         FileLog.d(TAG, "performRestore: starting restore from db");
         try (SQLiteTransaction t = new SQLiteTransaction(db)) {
             RestoreDbTask task = new RestoreDbTask();
-            task.sanitizeDB(context, controller, db, new BackupManager(context));
-            task.restoreAppWidgetIdsIfExists(context, controller);
+            BackupManager backupManager = new BackupManager(context);
+            LauncherRestoreEventLogger restoreEventLogger =
+                    LauncherRestoreEventLogger.Companion.newInstance(context);
+            task.sanitizeDB(context, controller, db, backupManager, restoreEventLogger);
+            task.restoreAppWidgetIdsIfExists(context, controller, restoreEventLogger);
             t.commit();
             return true;
         } catch (Exception e) {
@@ -147,7 +157,8 @@
      */
     @VisibleForTesting
     protected int sanitizeDB(Context context, ModelDbController controller, SQLiteDatabase db,
-            BackupManager backupManager) throws Exception {
+            BackupManager backupManager, LauncherRestoreEventLogger restoreEventLogger)
+            throws Exception {
         logFavoritesTable(db, "Old Launcher Database before sanitizing:", null, null);
         // Primary user ids
         long myProfileId = controller.getSerialNumberForUser(myUserHandle());
@@ -186,6 +197,9 @@
         Arrays.fill(args, "?");
         final String where = "profileId NOT IN (" + TextUtils.join(", ", Arrays.asList(args)) + ")";
         logFavoritesTable(db, "items to delete from unrestored profiles:", where, profileIds);
+        if (enableLauncherBrMetrics()) {
+            reportUnrestoredProfiles(db, where, profileIds, restoreEventLogger);
+        }
         int itemsDeletedCount = db.delete(Favorites.TABLE_NAME, where, profileIds);
         FileLog.d(TAG, itemsDeletedCount + " total items from unrestored user(s) were deleted");
 
@@ -345,21 +359,24 @@
         DeviceGridState deviceGridState = new DeviceGridState(context);
         FileLog.d(TAG, "restore initiated from backup: DeviceGridState=" + deviceGridState);
         LauncherPrefs.get(context).putSync(RESTORE_DEVICE.to(deviceGridState.getDeviceType()));
-        LauncherPrefs.get(context).putSync(IS_FIRST_LOAD_AFTER_RESTORE.to(true));
+        if (enableLauncherBrMetrics()) {
+            LauncherPrefs.get(context).putSync(IS_FIRST_LOAD_AFTER_RESTORE.to(true));
+        }
     }
 
     @WorkerThread
     @VisibleForTesting
-    void restoreAppWidgetIdsIfExists(Context context, ModelDbController controller) {
+    void restoreAppWidgetIdsIfExists(Context context, ModelDbController controller,
+            LauncherRestoreEventLogger restoreEventLogger) {
         LauncherPrefs lp = LauncherPrefs.get(context);
         if (lp.has(APP_WIDGET_IDS, OLD_APP_WIDGET_IDS)) {
             AppWidgetHost host = new AppWidgetHost(context, APPWIDGET_HOST_ID);
-            restoreAppWidgetIds(context, controller,
+            restoreAppWidgetIds(context, controller, restoreEventLogger,
                     IntArray.fromConcatString(lp.get(OLD_APP_WIDGET_IDS)).toArray(),
                     IntArray.fromConcatString(lp.get(APP_WIDGET_IDS)).toArray(),
                     host);
         } else {
-            FileLog.d(TAG, "No app widget ids were received from backup to restore.");
+            FileLog.d(TAG, "Did not receive new app widget id map during Launcher restore");
         }
 
         lp.remove(APP_WIDGET_IDS, OLD_APP_WIDGET_IDS);
@@ -370,10 +387,13 @@
      */
     @WorkerThread
     private void restoreAppWidgetIds(Context context, ModelDbController controller,
-            int[] oldWidgetIds, int[] newWidgetIds, @NonNull AppWidgetHost host) {
+            LauncherRestoreEventLogger launcherRestoreEventLogger, int[] oldWidgetIds,
+            int[] newWidgetIds, @NonNull AppWidgetHost host) {
         if (WidgetsModel.GO_DISABLE_WIDGETS) {
             FileLog.e(TAG, "Skipping widget ID remap as widgets not supported");
             host.deleteHost();
+            launcherRestoreEventLogger.logFavoritesItemsRestoreFailed(Favorites.ITEM_TYPE_APPWIDGET,
+                    oldWidgetIds.length, RESTORE_ERROR_WIDGETS_DISABLED);
             return;
         }
         if (!RestoreDbTask.isPending(context)) {
@@ -437,11 +457,16 @@
                         FileLog.d(TAG, "Deleting widgetId: " + newWidgetIds[i] + " with old id: "
                                 + oldWidgetId);
                         host.deleteAppWidgetId(newWidgetIds[i]);
+                        launcherRestoreEventLogger.logSingleFavoritesItemRestoreFailed(
+                                ITEM_TYPE_APPWIDGET,
+                                RESTORE_ERROR_WIDGET_REMOVED
+                        );
                     }
                 }
             }
         }
 
+        logFavoritesTable(controller.getDb(), "launcher db after remap widget ids", null, null);
         LauncherAppState app = LauncherAppState.getInstanceNoCreate();
         if (app != null) {
             app.getModel().forceReload();
@@ -476,17 +501,16 @@
             StringBuilder builder = new StringBuilder();
             builder.append("[");
             for (int i = 0; i < widgetIdList.size(); i++) {
-                builder.append("[")
+                builder.append("[appWidgetId=")
                         .append(widgetIdList.get(i))
-                        .append(", ")
+                        .append(", restoreFlag=")
                         .append(widgetRestoreList.get(i))
-                        .append(", ")
+                        .append(", profileId=")
                         .append(widgetProfileIdList.get(i))
                         .append("]");
             }
             builder.append("]");
-            Log.d(TAG, "restoreAppWidgetIds: all widget ids in database: "
-                    + builder);
+            Log.d(TAG, "restoreAppWidgetIds: all widget ids in database: " + builder);
         } catch (Exception ex) {
             Log.e(TAG, "Getting widget ids from the database failed", ex);
         }
@@ -545,7 +569,7 @@
      */
     public static void logFavoritesTable(SQLiteDatabase database, @NonNull String logHeader,
             String where, String[] profileIds) {
-        try (Cursor itemsToDelete = database.query(
+        try (Cursor cursor = database.query(
                 /* table */ Favorites.TABLE_NAME,
                 /* columns */ DB_COLUMNS_TO_LOG,
                 /* selection */ where,
@@ -554,26 +578,53 @@
                 /* having */ null,
                 /* orderBy */ null
         )) {
-            if (itemsToDelete.moveToFirst()) {
-                String[] columnNames = itemsToDelete.getColumnNames();
+            if (cursor.moveToFirst()) {
+                String[] columnNames = cursor.getColumnNames();
                 StringBuilder stringBuilder = new StringBuilder(logHeader + "\n");
                 do {
                     for (String columnName : columnNames) {
                         stringBuilder.append(columnName)
                                 .append("=")
-                                .append(itemsToDelete.getString(
-                                        itemsToDelete.getColumnIndex(columnName)))
+                                .append(cursor.getString(
+                                        cursor.getColumnIndex(columnName)))
                                 .append(" ");
                     }
                     stringBuilder.append("\n");
-                } while (itemsToDelete.moveToNext());
+                } while (cursor.moveToNext());
                 FileLog.d(TAG, stringBuilder.toString());
             } else {
-                FileLog.d(TAG, "logFavoritesTable: No items found from query for"
+                FileLog.d(TAG, "logFavoritesTable: No items found from query for "
                         + "\"" + logHeader + "\"");
             }
         } catch (Exception e) {
             FileLog.e(TAG, "logFavoritesTable: Error reading from database", e);
         }
     }
+
+
+    /**
+     * Queries and reports the count of each itemType to be removed due to unrestored profiles.
+     * @param database The Launcher db to query from.
+     * @param where Query being used for to find unrestored profiles
+     * @param profileIds profile ids that were not restored
+     * @param restoreEventLogger Backup/Restore Logger to report metrics
+     */
+    private void reportUnrestoredProfiles(SQLiteDatabase database, String where,
+            String[] profileIds, LauncherRestoreEventLogger restoreEventLogger) {
+        final String query = "SELECT itemType, COUNT(*) AS count FROM favorites WHERE "
+                + where + " GROUP BY itemType";
+        try (Cursor cursor = database.rawQuery(query, profileIds)) {
+            if (cursor.moveToFirst()) {
+                do {
+                    restoreEventLogger.logFavoritesItemsRestoreFailed(
+                            cursor.getInt(cursor.getColumnIndexOrThrow(ITEM_TYPE)),
+                            cursor.getInt(cursor.getColumnIndexOrThrow("count")),
+                            RESTORE_ERROR_PROFILE_NOT_RESTORED
+                    );
+                } while (cursor.moveToNext());
+            }
+        } catch (Exception e) {
+            FileLog.e(TAG, "reportUnrestoredProfiles: Error reading from database", e);
+        }
+    }
 }
diff --git a/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java b/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
index 10d9133..733f1e9 100644
--- a/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
+++ b/tests/src/com/android/launcher3/provider/RestoreDbTaskTest.java
@@ -59,6 +59,7 @@
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherSettings.Favorites;
+import com.android.launcher3.backuprestore.LauncherRestoreEventLogger;
 import com.android.launcher3.model.ModelDbController;
 import com.android.launcher3.util.IntArray;
 import com.android.launcher3.util.LauncherModelHelper;
@@ -90,6 +91,7 @@
     private SQLiteDatabase mMockDb;
     private Cursor mMockCursor;
     private LauncherPrefs mPrefs;
+    private LauncherRestoreEventLogger mMockRestoreEventLogger;
 
     @Before
     public void setup() {
@@ -100,6 +102,7 @@
         mMockDb = mock(SQLiteDatabase.class);
         mMockCursor = mock(Cursor.class);
         mPrefs = new LauncherPrefs(mContext);
+        mMockRestoreEventLogger = mock(LauncherRestoreEventLogger.class);
     }
 
     @After
@@ -178,7 +181,7 @@
         assertEquals(10, getItemCountForProfile(db, myProfileId_old));
         assertEquals(6, getItemCountForProfile(db, workProfileId_old));
 
-        mTask.sanitizeDB(mContext, controller, controller.getDb(), bm);
+        mTask.sanitizeDB(mContext, controller, controller.getDb(), bm, mMockRestoreEventLogger);
 
         // All the data has been migrated to the new user ids
         assertEquals(0, getItemCountForProfile(db, myProfileId_old));
@@ -207,7 +210,7 @@
         assertEquals(10, getItemCountForProfile(db, myProfileId_old));
         assertEquals(6, getItemCountForProfile(db, workProfileId_old));
 
-        mTask.sanitizeDB(mContext, controller, controller.getDb(), bm);
+        mTask.sanitizeDB(mContext, controller, controller.getDb(), bm, mMockRestoreEventLogger);
 
         // All the data has been migrated to the new user ids
         assertEquals(0, getItemCountForProfile(db, myProfileId_old));
@@ -219,7 +222,7 @@
     @Test
     public void givenLauncherPrefsHasNoIds_whenRestoreAppWidgetIdsIfExists_thenIdsAreRemoved() {
         // When
-        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController);
+        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController, mMockRestoreEventLogger);
         // Then
         assertThat(mPrefs.has(OLD_APP_WIDGET_IDS, APP_WIDGET_IDS)).isFalse();
     }
@@ -235,7 +238,7 @@
 
         // When
         setRestoredAppWidgetIds(mContext, expectedOldIds, expectedNewIds);
-        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController);
+        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController, mMockRestoreEventLogger);
 
         // Then
         assertThat(expectedHost.getAppWidgetIds()).isEqualTo(expectedOldIds);
@@ -257,7 +260,7 @@
 
         // When
         setRestoredAppWidgetIds(mContext, expectedOldIds, expectedNewIds);
-        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController);
+        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController, mMockRestoreEventLogger);
 
         // Then
         assertThat(expectedHost.getAppWidgetIds()).isEqualTo(expectedOldIds);
@@ -280,12 +283,13 @@
         when(mMockDb.query(any(), any(), any(), any(), any(), any(), any()))
                 .thenReturn(mMockCursor);
         when(mMockCursor.moveToFirst()).thenReturn(true);
+        when(mMockCursor.getColumnNames()).thenReturn(new String[] {});
         when(mMockCursor.isAfterLast()).thenReturn(true);
         RestoreDbTask.setPending(mContext);
 
         // When
         setRestoredAppWidgetIds(mContext, expectedOldIds, expectedNewIds);
-        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController);
+        mTask.restoreAppWidgetIdsIfExists(mContext, mMockController, mMockRestoreEventLogger);
 
         // Then
         assertThat(expectedHost.getAppWidgetIds()).isEqualTo(allExpectedIds);