Delete Multireddit action for multireddits

Author: mrboisvert

src/main/java/org/quantumbadger/redreader/reddit/api/RedditAPIMultiredditAction.java

@@ -18,22 +18,35 @@
 package org.quantumbadger.redreader.reddit.api;
 
 import android.content.Context;
+import android.util.Log;
+import android.widget.Toast;
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
 
 import com.google.android.material.dialog.MaterialAlertDialogBuilder;
 
+import org.quantumbadger.redreader.R;
 import org.quantumbadger.redreader.account.RedditAccount;
 import org.quantumbadger.redreader.account.RedditAccountManager;
+import org.quantumbadger.redreader.cache.CacheManager;
 import org.quantumbadger.redreader.common.PrefsUtility;
+import org.quantumbadger.redreader.common.RRError;
+import org.quantumbadger.redreader.common.TimestampBound;
+import org.quantumbadger.redreader.reddit.APIResponseHandler;
+import org.quantumbadger.redreader.reddit.RedditAPI;
+import org.quantumbadger.redreader.views.liststatus.ErrorView;
 
 import java.util.ArrayList;
 import java.util.EnumSet;
 
 public class RedditAPIMultiredditAction {
 
+	private static final String TAG = "MultiredditAction";
+
 	public enum MultiredditAction {
+		DELETE_MULTIREDDIT;
 	}
 
 	private static class RCVMenuItem {
@@ -70,6 +83,13 @@ public static void showActionMenu(
 
 		final ArrayList<RCVMenuItem> menu = new ArrayList<>();
 
+		if(itemPref.contains(MultiredditAction.DELETE_MULTIREDDIT)) {
+			menu.add(new RCVMenuItem(
+					activity,
+					R.string.delete_multireddit,
+					MultiredditAction.DELETE_MULTIREDDIT));
+		}
+
 		final String[] menuText = new String[menu.size()];
 
 		for(int i = 0; i < menuText.length; i++) {
@@ -91,11 +111,76 @@ public static void showActionMenu(
 
 	private static void onActionMenuItemSelected(
 			final AppCompatActivity activity,
-			final String subredditNames,
+			final String multiredditName,
 			final RedditAccount user,
 			final MultiredditAction action) {
 
 		switch(action) {
+			case DELETE_MULTIREDDIT:
+				new MaterialAlertDialogBuilder(activity)
+						.setTitle(activity.getString(R.string.delete_multireddit_confirmation))
+						.setMessage(activity.getString(R.string.are_you_sure_delete_multireddit))
+						.setPositiveButton(
+								activity.getString(R.string.dialog_yes),
+								((dialog, which) -> {
+									Toast.makeText(
+											activity,
+											String.format("Deleting %s", multiredditName),
+											Toast.LENGTH_SHORT).show();
+									RedditAPI.deleteMultireddit(
+											CacheManager.getInstance(activity),
+											new APIResponseHandler.ActionResponseHandler(
+													activity) {
+
+												@Override
+												protected void onCallbackException(
+														final Throwable t) {
+													Log.e(
+															TAG,
+															"Error while deleting multireddit",
+															t);
+													throw new RuntimeException(t);
+												}
+
+												@Override
+												protected void onFailure(
+														@NonNull final RRError error) {
+													activity.runOnUiThread(() -> {
+														final MaterialAlertDialogBuilder builder
+																= new MaterialAlertDialogBuilder(
+																		activity);
+														builder.setView(
+																new ErrorView(activity, error));
+														builder.create().show();
+													});
+												}
+
+												@Override
+												protected void onSuccess() {
+													activity.runOnUiThread(() -> Toast.makeText(
+															activity,
+															String.format(
+																	"Deleted %s", multiredditName),
+															Toast.LENGTH_SHORT).show());
+
+													RedditMultiredditSubscriptionManager
+															.getSingleton(activity,
+																	RedditAccountManager
+																			.getInstance(activity)
+																			.getDefaultAccount())
+															.triggerUpdate(
+																	null,
+																	TimestampBound.NONE);
+												}
+											},
+											user,
+											multiredditName,
+											activity
+									);
+									dialog.dismiss();
+								}))
+						.setNegativeButton(activity.getString(R.string.dialog_cancel), null)
+						.show();
 		}
 	}
 }

src/main/res/values/arrays.xml

@@ -1330,7 +1330,10 @@
 
 	<!-- 2024-11-28 -->
 	<string-array name="pref_menus_multireddits_context_items">
+		<item>@string/delete_multireddit</item>
 	</string-array>
 
-	<string-array name="pref_menus_multireddits_context_items_return" />
+	<string-array name="pref_menus_multireddits_context_items_return">
+		<item>delete_multireddit</item>
+	</string-array>
 </resources>

src/main/res/values/strings.xml

@@ -1907,4 +1907,9 @@
 	<string name="pref_menus_multireddits_header">Multireddits</string>
 	<string name="pref_menus_multireddits_context_items_key">pref_menus_multireddit_context_items</string>
 	<string name="pref_menus_multireddits_context_items_title">Action menu items</string>
+
+	<string name="delete_multireddit_confirmation">Delete Multireddit Confirmation</string>
+	<string name="are_you_sure_delete_multireddit">Are you sure you want to delete this multireddit?</string>
+
+	<string name="delete_multireddit">Delete Multireddit</string>
 </resources>