UIPreference: Add option for app language in UI preferences

Only visible on Android 13 and above

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

app/src/main/java/com/aurora/store/view/ui/preferences/UIPreference.kt

@@ -19,22 +19,42 @@
 
 package com.aurora.store.view.ui.preferences
 
+import android.content.Intent
+import android.net.Uri
 import android.os.Bundle
+import android.provider.Settings
 import android.view.View
 import androidx.appcompat.widget.Toolbar
 import androidx.navigation.fragment.findNavController
 import androidx.preference.ListPreference
+import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
 import com.aurora.store.R
 import com.aurora.store.util.Preferences
 import com.aurora.extensions.applyTheme
+import com.aurora.extensions.isTAndAbove
 import com.aurora.store.util.save
+import java.util.Locale
 
 
 class UIPreference : PreferenceFragmentCompat() {
 
     override fun onCreatePreferences(savedInstanceState: Bundle?, rootKey: String?) {
         setPreferencesFromResource(R.xml.preferences_ui, rootKey)
+
+        findPreference<Preference>("PREFERENCE_APP_LANGUAGE")?.apply {
+            if (isTAndAbove()) {
+                summary = Locale.getDefault().displayName
+                setOnPreferenceClickListener {
+                    startActivity(Intent(Settings.ACTION_APP_LOCALE_SETTINGS).apply {
+                        data = Uri.parse("package:" + requireContext().packageName)
+                    })
+                    true
+                }
+            } else {
+                isVisible = false
+            }
+        }
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {

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

@@ -366,4 +366,5 @@
     <string name="server_unreachable">Server unreachable</string>
     <string name="failed_generating_session">Failed to generate session, error code: <xliff:g id="status_code">%1$d</xliff:g></string>
     <string name="check_connectivity">Check internet connectivity</string>
+    <string name="app_language">App Language</string>
 </resources>

app/src/main/res/xml/preferences_ui.xml

@@ -37,6 +37,11 @@
         app:title="@string/pref_ui_accent_title"
         app:useSimpleSummaryProvider="true" />
 
+    <Preference
+        app:iconSpaceReserved="false"
+        app:key="PREFERENCE_APP_LANGUAGE"
+        app:title="@string/app_language" />
+
     <PreferenceCategory
         app:iconSpaceReserved="false"
         app:singleLineTitle="false"