Fix issue #285 - Allow to set the fetch time for delayed.

app/src/main/java/app/fedilab/android/helper/PushHelper.java

@@ -84,19 +84,7 @@ public class PushHelper {
                 WorkManager.getInstance(context).cancelAllWorkByTag(Helper.WORKER_REFRESH_NOTIFICATION);
                 break;
             case "REPEAT_NOTIFICATIONS":
-                new Thread(() -> {
+                setRepeat(context);
-                    List<BaseAccount> accounts = new Account(context).getPushNotificationAccounts();
-                    if (accounts != null) {
-                        for (BaseAccount account : accounts) {
-                            ((Activity) context).runOnUiThread(() -> {
-                                UnifiedPush.unregisterApp(context, account.user_id + "@" + account.instance);
-                            });
-                        }
-                    }
-                }).start();
-                new PeriodicWorkRequest.Builder(NotificationsWorker.class, 20, TimeUnit.MINUTES)
-                        .addTag(Helper.WORKER_REFRESH_NOTIFICATION)
-                        .build();
                 break;
             case "NO_NOTIFICATIONS":
                 WorkManager.getInstance(context).cancelAllWorkByTag(Helper.WORKER_REFRESH_NOTIFICATION);
@@ -112,6 +100,25 @@ public class PushHelper {
         }
     }
 
+    public static void setRepeat(Context context) {
+        WorkManager.getInstance(context).cancelAllWorkByTag(Helper.WORKER_REFRESH_NOTIFICATION);
+        new Thread(() -> {
+            List<BaseAccount> accounts = new Account(context).getPushNotificationAccounts();
+            if (accounts != null) {
+                for (BaseAccount account : accounts) {
+                    ((Activity) context).runOnUiThread(() -> {
+                        UnifiedPush.unregisterApp(context, account.user_id + "@" + account.instance);
+                    });
+                }
+            }
+        }).start();
+        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(context);
+        String value = prefs.getString(context.getString(R.string.SET_NOTIFICATION_DELAY_VALUE), "15");
+        new PeriodicWorkRequest.Builder(NotificationsWorker.class, Long.parseLong(value), TimeUnit.MINUTES)
+                .addTag(Helper.WORKER_REFRESH_NOTIFICATION)
+                .build();
+    }
+
 
     private static void registerAppWithDialog(Context context, List<BaseAccount> accounts) {
         if (accounts == null) {

app/src/main/java/app/fedilab/android/ui/fragment/settings/FragmentNotificationsSettings.java

@@ -92,7 +92,21 @@ public class FragmentNotificationsSettings extends PreferenceFragmentCompat impl
             if (notification_time_slot != null) {
                 preferenceScreen.removePreference(notification_time_slot);
             }
+            ListPreference SET_NOTIFICATION_DELAY_VALUE = findPreference("SET_NOTIFICATION_DELAY_VALUE");
+            if (SET_NOTIFICATION_DELAY_VALUE != null) {
+                preferenceScreen.removePreferenceRecursively("SET_NOTIFICATION_DELAY_VALUE");
+            }
             return;
+        } else if (SET_NOTIFICATION_TYPE != null && SET_NOTIFICATION_TYPE.getValue().equals(notificationValues[1])) {
+            ListPreference SET_NOTIFICATION_DELAY_VALUE = findPreference(getString(R.string.SET_NOTIFICATION_DELAY_VALUE));
+            if (SET_NOTIFICATION_DELAY_VALUE != null) {
+                SET_NOTIFICATION_DELAY_VALUE.getContext().setTheme(Helper.dialogStyle());
+            }
+        } else {
+            ListPreference SET_NOTIFICATION_DELAY_VALUE = findPreference("SET_NOTIFICATION_DELAY_VALUE");
+            if (SET_NOTIFICATION_DELAY_VALUE != null) {
+                preferenceScreen.removePreferenceRecursively("SET_NOTIFICATION_DELAY_VALUE");
+            }
         }
 
         Preference button_mention = findPreference("button_mention");
@@ -178,6 +192,10 @@ public class FragmentNotificationsSettings extends PreferenceFragmentCompat impl
                 createPref();
                 PushHelper.startStreaming(requireActivity());
             }
+            if (key.compareToIgnoreCase(getString(R.string.SET_NOTIFICATION_DELAY_VALUE)) == 0) {
+                createPref();
+                PushHelper.setRepeat(requireActivity());
+            }
             if (key.compareToIgnoreCase(getString(R.string.SET_LED_COLOUR_VAL)) == 0) {
                 try {
                     int value = Integer.parseInt(key);

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

@@ -738,12 +738,20 @@
     <string name="no_account_in_list">No accounts found for this list!</string>
     <string name="scheduled">Scheduled</string>
 
-    <string-array name="set_notification_type_value" >
+    <string-array name="set_notification_type_value">
         <item>Push notifications</item>
         <item>Fetch at fixed times</item>
         <item>No notifications</item>
     </string-array>
 
+    <string-array name="set_notification_delay_values">
+        <item>15 minutes</item>
+        <item>30 minutes</item>
+        <item>1 hour</item>
+        <item>2 hours</item>
+        <item>6 hours</item>
+        <item>12 hours</item>
+    </string-array>
 
     <string name="SET_COOKIES" translatable="false">SET_COOKIES</string>
     <string name="SET_PROXY_ENABLED" translatable="false">SET_PROXY_ENABLED</string>
@@ -758,11 +766,21 @@
     <string name="SET_CUSTOM_USER_AGENT" translatable="false">SET_CUSTOM_USER_AGENT</string>
     <string name="SET_NSFW_TIMEOUT" translatable="false">SET_NSFW_TIMEOUT</string>
     <string name="SET_NOTIFICATION_TYPE" translatable="false">SET_NOTIFICATION_TYPE</string>
+    <string name="SET_NOTIFICATION_DELAY_VALUE" translatable="false">SET_NOTIFICATION_DELAY_VALUE</string>
+
     <string-array name="SET_NOTIFICATION_TYPE_VALUE" translatable="false">
         <item>PUSH_NOTIFICATIONS</item>
         <item>REPEAT_NOTIFICATIONS</item>
         <item>NO_NOTIFICATIONS</item>
     </string-array>
+    <string-array name="SET_NOTIFICATION_DELAYS_VALUES" translatable="false">
+        <item>15</item>
+        <item>30</item>
+        <item>60</item>
+        <item>120</item>
+        <item>360</item>
+        <item>720</item>
+    </string-array>
     <string name="SET_PICTURE_COMPRESSED" translatable="false">SET_PICTURE_COMPRESSED</string>
     <string name="SET_VIDEO_COMPRESSED" translatable="false">SET_VIDEO_COMPRESSED</string>
     <string name="SET_FORWARD_TAGS_IN_REPLY" translatable="false">SET_FORWARD_TAGS_IN_REPLY</string>
@@ -994,6 +1012,9 @@
     <string name="toast_token">The app failed to get a token</string>
     <string name="media_cannot_be_uploaded">Media cannot be uploaded!</string>
     <string name="open_draft">Open draft</string>
+    <string name="set_push_notifications_delay">Set the delay between each new fetch</string>
+    <string name="refresh_every">Fetch notifications every:</string>
+    <string name="type_of_notifications_delay_title">Notifications fetch time</string>
 
     <string-array name="photo_editor_emoji" translatable="false">
         <!--  Smiles  -->

app/src/main/res/xml/pref_notifications.xml

@@ -15,6 +15,17 @@
             app:dialogTitle="@string/type_of_notifications"
             app:iconSpaceReserved="false"
             app:useSimpleSummaryProvider="true" />
+
+        <ListPreference
+            app:defaultValue="15"
+            app:dialogTitle="@string/refresh_every"
+            app:entries="@array/set_notification_delay_values"
+            app:entryValues="@array/SET_NOTIFICATION_DELAYS_VALUES"
+            app:iconSpaceReserved="false"
+            app:key="@string/SET_NOTIFICATION_DELAY_VALUE"
+            app:summary="@string/set_push_notifications_delay"
+            app:title="@string/type_of_notifications_delay_title"
+            app:useSimpleSummaryProvider="true" />
     </PreferenceCategory>