Refactor: Use AlertDialogShower for all AlertDialogs

app/src/main/java/org/kiwix/kiwixmobile/di/components/ActivityComponent.kt

@@ -25,6 +25,7 @@ import org.kiwix.kiwixmobile.downloader.DownloadFragment
 import org.kiwix.kiwixmobile.zim_manager.fileselect_view.ZimFileSelectFragment
 import org.kiwix.kiwixmobile.zim_manager.fileselect_view.effects.DeleteFiles
 import org.kiwix.kiwixmobile.zim_manager.library_view.LibraryFragment
+import org.kiwix.kiwixmobile.zim_manager.local_file_transfer.LocalFileTransferActivity
 
 @Subcomponent(modules = [ActivityModule::class])
 interface ActivityComponent {
@@ -36,6 +37,8 @@ interface ActivityComponent {
 
   fun inject(deleteFiles: DeleteFiles)
 
+  fun inject(localFileTransferActivity: LocalFileTransferActivity)
+
   @Subcomponent.Builder
   interface Builder {
 

app/src/main/java/org/kiwix/kiwixmobile/di/components/ApplicationComponent.java

@@ -32,9 +32,6 @@ import org.kiwix.kiwixmobile.main.KiwixWebView;
 import org.kiwix.kiwixmobile.search.AutoCompleteAdapter;
 import org.kiwix.kiwixmobile.settings.KiwixSettingsActivity;
 import org.kiwix.kiwixmobile.zim_manager.DownloadNotificationClickedReceiver;
-import org.kiwix.kiwixmobile.zim_manager.fileselect_view.ZimFileSelectFragment;
-import org.kiwix.kiwixmobile.zim_manager.library_view.LibraryFragment;
-import org.kiwix.kiwixmobile.zim_manager.local_file_transfer.LocalFileTransferActivity;
 
 @Singleton
 @Component(modules = {
@@ -68,6 +65,4 @@ public interface ApplicationComponent {
   void inject(AutoCompleteAdapter autoCompleteAdapter);
 
   void inject(DownloadNotificationClickedReceiver downloadNotificationClickedReceiver);
-
-  void inject(LocalFileTransferActivity localFileTransferActivity);
 }

app/src/main/java/org/kiwix/kiwixmobile/utils/KiwixDialog.kt

@@ -1,5 +1,6 @@
 package org.kiwix.kiwixmobile.utils
 
+import android.net.wifi.p2p.WifiP2pDevice
 import org.kiwix.kiwixmobile.R
 import org.kiwix.kiwixmobile.zim_manager.fileselect_view.adapter.BooksOnDiskListItem.BookOnDisk
 
@@ -16,6 +17,20 @@ sealed class KiwixDialog(
     constructor(bookOnDisk: BookOnDisk) : this(arrayOf(bookOnDisk.book.title))
   }
 
+  object LocationPermissionRationale : KiwixDialog( // For the local file transfer module
+      null, R.string.permission_rationale_location, android.R.string.yes, android.R.string.cancel
+  )
+
+  object StoragePermissionRationale : KiwixDialog( // For the local file transfer module
+      null, R.string.permission_rationale_storage, android.R.string.yes, android.R.string.cancel
+  )
+
+  data class FileTransferConfirmation(override val args: Array<out Any>) : KiwixDialog( // For the local file transfer module
+      null, R.string.transfer_to, R.string.yes, android.R.string.cancel
+  ), HasBodyFormatArgs {
+    constructor(selectedPeerDevice: WifiP2pDevice) : this(arrayOf(selectedPeerDevice.deviceName))
+  }
+
   open class YesNoDialog(
     title: Int,
     message: Int

app/src/main/java/org/kiwix/kiwixmobile/zim_manager/local_file_transfer/DeviceListFragment.java

@@ -1,6 +1,5 @@
 package org.kiwix.kiwixmobile.zim_manager.local_file_transfer;
 
-import android.content.DialogInterface;
 import android.net.Uri;
 import android.net.wifi.p2p.WifiP2pDevice;
 import android.net.wifi.p2p.WifiP2pDeviceList;
@@ -19,7 +18,6 @@ import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
 import androidx.fragment.app.FragmentManager;
 import androidx.fragment.app.FragmentTransaction;
 import androidx.fragment.app.ListFragment;
@@ -27,8 +25,12 @@ import androidx.fragment.app.ListFragment;
 import butterknife.BindView;
 import butterknife.ButterKnife;
 import butterknife.Unbinder;
+import kotlin.Unit;
+import kotlin.jvm.functions.Function0;
 import org.kiwix.kiwixmobile.BuildConfig;
 import org.kiwix.kiwixmobile.R;
+import org.kiwix.kiwixmobile.utils.AlertDialogShower;
+import org.kiwix.kiwixmobile.utils.KiwixDialog;
 import org.kiwix.kiwixmobile.utils.SharedPreferenceUtil;
 
 import java.io.IOException;
@@ -60,6 +62,7 @@ public class DeviceListFragment extends ListFragment implements WifiP2pManager.P
   public static int FILE_TRANSFER_PORT = 8008;
 
   private SharedPreferenceUtil sharedPreferenceUtil;
+  private AlertDialogShower alertDialogShower;
 
   private LocalFileTransferActivity localFileTransferActivity;  // Parent activity, starting point of the module
   private TransferProgressFragment transferProgressFragment;    // Sibling fragment, for displaying transfer progress
@@ -131,16 +134,12 @@ public class DeviceListFragment extends ListFragment implements WifiP2pManager.P
       return;
 
     selectedPeerDevice = (WifiP2pDevice) getListAdapter().getItem(position);
-    new AlertDialog.Builder(localFileTransferActivity)
-        .setMessage(getString(R.string.transfer_to, selectedPeerDevice.deviceName))
-        .setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
-          @Override
-          public void onClick(DialogInterface dialog, int which) {
-            ((DeviceActionListener) localFileTransferActivity).connect(selectedPeerDevice);
-          }
-        })
-        .setNegativeButton(android.R.string.no, null)
-        .show();
+    alertDialogShower.show(new KiwixDialog.FileTransferConfirmation(selectedPeerDevice), new Function0<Unit>() {
+      @Override public Unit invoke() {
+        ((DeviceActionListener) localFileTransferActivity).connect(selectedPeerDevice);
+        return Unit.INSTANCE;
+      }
+    });
   }
 
   private void displayTransferProgressFragment() {
@@ -287,8 +286,9 @@ public class DeviceListFragment extends ListFragment implements WifiP2pManager.P
     return (filesSent == totalFilesForTransfer);
   }
 
-  public void setSharedPreferenceUtil(SharedPreferenceUtil sharedPreferenceUtil) {
+  public void performFieldInjection(SharedPreferenceUtil sharedPreferenceUtil, AlertDialogShower alertDialogShower) {
     this.sharedPreferenceUtil = sharedPreferenceUtil;
+    this.alertDialogShower = alertDialogShower;
   }
 
   public String getZimStorageRootPath() {

app/src/main/java/org/kiwix/kiwixmobile/zim_manager/local_file_transfer/LocalFileTransferActivity.java

@@ -1,13 +1,10 @@
 package org.kiwix.kiwixmobile.zim_manager.local_file_transfer;
 
 import android.Manifest;
-import android.app.Dialog;
 import android.content.BroadcastReceiver;
 import android.content.Context;
-import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.content.pm.ActivityInfo;
 import android.content.pm.PackageManager;
 import android.location.LocationManager;
 import android.net.Uri;
@@ -17,7 +14,6 @@ import android.net.wifi.p2p.WifiP2pDevice;
 import android.net.wifi.p2p.WifiP2pManager;
 import android.os.Build;
 import android.os.Bundle;
-import android.provider.Settings;
 import android.util.Log;
 import android.view.Menu;
 import android.view.MenuItem;
@@ -26,18 +22,20 @@ import android.widget.Toast;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
-import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.appcompat.widget.Toolbar;
 import androidx.core.content.ContextCompat;
-import androidx.fragment.app.DialogFragment;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentTransaction;
 
 import butterknife.BindView;
 import butterknife.ButterKnife;
+import kotlin.Unit;
+import kotlin.jvm.functions.Function0;
 import org.kiwix.kiwixmobile.KiwixApplication;
 import org.kiwix.kiwixmobile.R;
+import org.kiwix.kiwixmobile.utils.AlertDialogShower;
+import org.kiwix.kiwixmobile.utils.KiwixDialog;
 import org.kiwix.kiwixmobile.utils.SharedPreferenceUtil;
 
 import java.util.ArrayList;
@@ -63,8 +61,8 @@ public class LocalFileTransferActivity extends AppCompatActivity implements Wifi
   private static final int PERMISSION_REQUEST_CODE_COARSE_LOCATION = 1;
   private static final int PERMISSION_REQUEST_CODE_STORAGE_WRITE_ACCESS = 2;
 
-  @Inject
-  SharedPreferenceUtil sharedPreferenceUtil;
+  @Inject SharedPreferenceUtil sharedPreferenceUtil;
+  @Inject AlertDialogShower alertDialogShower;
 
   @BindView(R.id.toolbar_local_file_transfer) Toolbar actionBar;
 
@@ -82,12 +80,14 @@ public class LocalFileTransferActivity extends AppCompatActivity implements Wifi
   private final IntentFilter intentFilter = new IntentFilter(); // For specifying broadcasts (of the P2P API) that the module needs to respond to
   private BroadcastReceiver receiver = null; // For receiving the broadcasts given by above filter
 
-
   @Override
   protected void onCreate(Bundle savedInstanceState) {
     super.onCreate(savedInstanceState);
     setContentView(R.layout.activity_local_file_transfer);
-    KiwixApplication.getApplicationComponent().inject(this);
+    KiwixApplication.getApplicationComponent().activityComponent()
+        .activity(this)
+        .build()
+        .inject(this);
     ButterKnife.bind(this);
 
     /*
@@ -153,7 +153,7 @@ public class LocalFileTransferActivity extends AppCompatActivity implements Wifi
 
       final DeviceListFragment deviceListFragment = (DeviceListFragment) getSupportFragmentManager().findFragmentById(R.id.fragment_device_list);
       deviceListFragment.onInitiateDiscovery();
-      deviceListFragment.setSharedPreferenceUtil(sharedPreferenceUtil);
+      deviceListFragment.performFieldInjection(sharedPreferenceUtil, alertDialogShower);
       manager.discoverPeers(channel, new WifiP2pManager.ActionListener() {
         @Override
         public void onSuccess() {
@@ -334,15 +334,12 @@ public class LocalFileTransferActivity extends AppCompatActivity implements Wifi
       if(ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_COARSE_LOCATION) != PackageManager.PERMISSION_GRANTED) {
 
         if(shouldShowRequestPermissionRationale(Manifest.permission.ACCESS_COARSE_LOCATION)) {
-          new AlertDialog.Builder(this)
-              .setMessage(R.string.permission_rationale_location)
-              .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
-                @Override
-                public void onClick(DialogInterface dialog, int which) {
-                  requestPermissions(new String[]{Manifest.permission.ACCESS_COARSE_LOCATION}, PERMISSION_REQUEST_CODE_COARSE_LOCATION);
-                }
-              })
-              .show();
+          alertDialogShower.show(KiwixDialog.LocationPermissionRationale.INSTANCE, new Function0<Unit>() {
+            @Override public Unit invoke() {
+              requestPermissions(new String[]{Manifest.permission.ACCESS_COARSE_LOCATION}, PERMISSION_REQUEST_CODE_COARSE_LOCATION);
+              return Unit.INSTANCE;
+            }
+          });
 
         } else {
           requestPermissions(new String[]{Manifest.permission.ACCESS_COARSE_LOCATION}, PERMISSION_REQUEST_CODE_COARSE_LOCATION);
@@ -361,15 +358,12 @@ public class LocalFileTransferActivity extends AppCompatActivity implements Wifi
       if(ContextCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
 
         if(shouldShowRequestPermissionRationale(Manifest.permission.WRITE_EXTERNAL_STORAGE)) {
-          new AlertDialog.Builder(this)
-              .setMessage(R.string.permission_rationale_storage)
-              .setPositiveButton(android.R.string.yes, new DialogInterface.OnClickListener() {
-                @Override
-                public void onClick(DialogInterface dialog, int which) {
-                  requestPermissions(new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_REQUEST_CODE_STORAGE_WRITE_ACCESS);
-                }
-              })
-              .show();
+          alertDialogShower.show(KiwixDialog.StoragePermissionRationale.INSTANCE, new Function0<Unit>() {
+            @Override public Unit invoke() {
+              requestPermissions(new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_REQUEST_CODE_STORAGE_WRITE_ACCESS);
+              return Unit.INSTANCE;
+            }
+          });
 
         } else {
           requestPermissions(new String[] {Manifest.permission.WRITE_EXTERNAL_STORAGE}, PERMISSION_REQUEST_CODE_STORAGE_WRITE_ACCESS);