Convert LocalePickerDialog to Kotlin

app/src/main/java/org/tasks/locale/LocalePickerDialog.java

@@ -1,55 +0,0 @@
-package org.tasks.locale;
-
-import static android.app.Activity.RESULT_OK;
-import static com.google.common.collect.Lists.transform;
-
-import android.app.Dialog;
-import android.content.Intent;
-import android.os.Bundle;
-import java.util.ArrayList;
-import java.util.List;
-import javax.inject.Inject;
-import org.tasks.R;
-import org.tasks.dialogs.DialogBuilder;
-import org.tasks.injection.DialogFragmentComponent;
-import org.tasks.injection.InjectingDialogFragment;
-
-public class LocalePickerDialog extends InjectingDialogFragment {
-
-  public static final String EXTRA_LOCALE = "extra_locale";
-
-  @Inject DialogBuilder dialogBuilder;
-  @Inject Locale locale;
-
-  public static LocalePickerDialog newLocalePickerDialog() {
-    return new LocalePickerDialog();
-  }
-
-  @Override
-  public Dialog onCreateDialog(Bundle savedInstanceState) {
-    final List<Locale> locales = new ArrayList<>();
-    locales.add(locale.withLanguage(null)); // device locale
-    for (String override : getResources().getStringArray(R.array.localization)) {
-      locales.add(locale.withLanguage(override));
-    }
-    List<String> display = transform(locales, Locale::getDisplayName);
-    return dialogBuilder
-        .newDialog()
-        .setSingleChoiceItems(
-            display,
-            display.indexOf(locale.getDisplayName()),
-            (dialogInterface, i) -> {
-              Locale locale = locales.get(i);
-              Intent data = new Intent().putExtra(EXTRA_LOCALE, locale);
-              getTargetFragment().onActivityResult(getTargetRequestCode(), RESULT_OK, data);
-              dialogInterface.dismiss();
-            })
-        .setNegativeButton(android.R.string.cancel, null)
-        .show();
-  }
-
-  @Override
-  protected void inject(DialogFragmentComponent component) {
-    component.inject(this);
-  }
-}

app/src/main/java/org/tasks/locale/LocalePickerDialog.kt

@@ -0,0 +1,45 @@
+package org.tasks.locale
+
+import android.app.Activity
+import android.app.Dialog
+import android.content.Intent
+import android.os.Bundle
+import org.tasks.R
+import org.tasks.dialogs.DialogBuilder
+import org.tasks.injection.DialogFragmentComponent
+import org.tasks.injection.InjectingDialogFragment
+import java.util.*
+import javax.inject.Inject
+
+class LocalePickerDialog : InjectingDialogFragment() {
+    @Inject lateinit var dialogBuilder: DialogBuilder
+    @Inject lateinit var locale: Locale
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        val locales = ArrayList<Locale>()
+        locales.add(locale.withLanguage(null)) // device locale
+        for (override in resources.getStringArray(R.array.localization)) {
+            locales.add(locale.withLanguage(override))
+        }
+        val display = locales.map(Locale::getDisplayName)
+        return dialogBuilder
+                .newDialog()
+                .setSingleChoiceItems(display, display.indexOf(locale.displayName)) { dialog, which ->
+                    val locale = locales[which]
+                    val data = Intent().putExtra(EXTRA_LOCALE, locale)
+                    targetFragment!!.onActivityResult(targetRequestCode, Activity.RESULT_OK, data)
+                    dialog.dismiss()
+                }
+                .setNegativeButton(android.R.string.cancel, null)
+                .show()
+    }
+
+    override fun inject(component: DialogFragmentComponent) = component.inject(this)
+
+    companion object {
+        const val EXTRA_LOCALE = "extra_locale"
+        fun newLocalePickerDialog(): LocalePickerDialog {
+            return LocalePickerDialog()
+        }
+    }
+}