add debounce mechanism to not spam auto upload on start

Signed-off-by: alperozturk96 <alper_ozturk@proton.me>

Author: alperozturk96

app/src/main/java/com/nextcloud/client/preferences/AppPreferences.java

@@ -396,4 +396,7 @@ default void onDarkThemeModeChanged(DarkMode mode) {
 
     String getLastDisplayedAccountName();
     void setLastDisplayedAccountName(String lastDisplayedAccountName);
+
+    boolean startAutoUploadOnStart();
+    void setLastAutoUploadOnStartTime(long timeInMillisecond);
 }

app/src/main/java/com/nextcloud/client/preferences/AppPreferencesImpl.java

@@ -111,13 +111,19 @@ public final class AppPreferencesImpl implements AppPreferences {
 
     private static final String PREF_LAST_DISPLAYED_ACCOUNT_NAME = "last_displayed_user";
 
+    private static final String AUTO_PREF__LAST_AUTO_UPLOAD_ON_START = "last_auto_upload_on_start";
+
+
     private static final String LOG_ENTRY = "log_entry";
 
     private final Context context;
     private final SharedPreferences preferences;
     private final UserAccountManager userAccountManager;
     private final ListenerRegistry listeners;
 
+    private static final int AUTO_UPLOAD_ON_START_DEBOUNCE_IN_MINUTES = 10;
+    private static final long AUTO_UPLOAD_ON_START_DEBOUNCE_MS = AUTO_UPLOAD_ON_START_DEBOUNCE_IN_MINUTES * 60 * 1000L;
+
     /**
      * Adapter delegating raw {@link SharedPreferences.OnSharedPreferenceChangeListener} calls with key-value pairs to
      * respective {@link com.nextcloud.client.preferences.AppPreferences.Listener} method.
@@ -849,4 +855,16 @@ public String getLastDisplayedAccountName() {
     public void setLastDisplayedAccountName(String lastDisplayedAccountName) {
         preferences.edit().putString(PREF_LAST_DISPLAYED_ACCOUNT_NAME, lastDisplayedAccountName).apply();
     }
+
+    @Override
+    public boolean startAutoUploadOnStart() {
+        long lastRunTime = preferences.getLong(AUTO_PREF__LAST_AUTO_UPLOAD_ON_START, 0L);
+        long now = System.currentTimeMillis();
+        return lastRunTime == 0L || (now - lastRunTime) >= AUTO_UPLOAD_ON_START_DEBOUNCE_MS;
+    }
+
+    @Override
+    public void setLastAutoUploadOnStartTime(long timeInMillisecond) {
+        preferences.edit().putLong(AUTO_PREF__LAST_AUTO_UPLOAD_ON_START, timeInMillisecond).apply();
+    }
 }

app/src/main/java/com/owncloud/android/MainApp.java

@@ -17,7 +17,6 @@
 
 import android.annotation.SuppressLint;
 import android.app.Activity;
-import android.app.ActivityManager;
 import android.app.Application;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
@@ -31,7 +30,6 @@
 import android.content.pm.PackageManager;
 import android.content.res.Resources;
 import android.net.ConnectivityManager;
-import android.os.Build;
 import android.os.Bundle;
 import android.os.Environment;
 import android.os.StrictMode;
@@ -389,10 +387,14 @@ public void disableDocumentsStorageProvider() {
     private final LifecycleEventObserver lifecycleEventObserver = ((lifecycleOwner, event) -> {
         if (event == Lifecycle.Event.ON_START) {
             Log_OC.d(TAG, "APP IN FOREGROUND");
-            FilesSyncHelper.startAutoUploadForEnabledSyncedFolders(syncedFolderProvider,
-                                                                   backgroundJobManager,
-                                                                   new String[]{},
-                                                                   true);
+
+            if (preferences.startAutoUploadOnStart()) {
+                FilesSyncHelper.startAutoUploadForEnabledSyncedFolders(syncedFolderProvider,
+                                                                       backgroundJobManager,
+                                                                       new String[]{},
+                                                                       true);
+                preferences.setLastAutoUploadOnStartTime(System.currentTimeMillis());
+            }
         } else if (event == Lifecycle.Event.ON_STOP) {
             passCodeManager.setCanAskPin(true);
             Log_OC.d(TAG, "APP IN BACKGROUND");

app/src/main/res/values/strings.xml

@@ -916,7 +916,6 @@
     <string name="notification_channel_offline_operations_name_short">Offline operations</string>
     <string name="notification_channel_offline_operations_description">Shows progress of offline file operations</string>
 
-    <string name="content_observer_work_notification_title">Detecting content changes</string>
     <string name="notification_channel_content_observer_name_short">Content observer</string>
     <string name="notification_channel_content_observer_description">Detects local file changes</string>