Fixed Language Selection. yay!

boy12hoody · Sep 17, 2021 · 4cfe0eb · 4cfe0eb
1 parent 1e89a44
commit 4cfe0eb
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Showing 10 changed files with 81 additions and 39 deletions.
diff --git a/.idea/misc.xml b/.idea/misc.xml
diff --git a/app/build.gradle b/app/build.gradle
@@ -93,6 +93,9 @@ dependencies {
     // DataStore
     implementation 'androidx.datastore:datastore-preferences:1.0.0'
 
+    // Android library for in-app language changes
+    implementation 'com.akexorcist:localization:1.2.10'
+
 }
 
 kapt {

diff --git a/app/src/main/java/uz/boywonder/playstoredemo/MyApplication.kt b/app/src/main/java/uz/boywonder/playstoredemo/MyApplication.kt
@@ -1,7 +1,33 @@
 package uz.boywonder.playstoredemo
 
 import android.app.Application
+import android.content.Context
+import android.content.res.Configuration
+import android.content.res.Resources
+import com.akexorcist.localizationactivity.core.LocalizationApplicationDelegate
 import dagger.hilt.android.HiltAndroidApp
+import java.util.*
 
 @HiltAndroidApp
-class MyApplication : Application() {}
+class MyApplication : Application() {
+
+    private val localizationDelegate = LocalizationApplicationDelegate()
+
+    override fun attachBaseContext(base: Context) {
+        localizationDelegate.setDefaultLanguage(base, Locale.ENGLISH)
+        super.attachBaseContext(localizationDelegate.attachBaseContext(base))
+    }
+
+    override fun onConfigurationChanged(newConfig: Configuration) {
+        super.onConfigurationChanged(newConfig)
+        localizationDelegate.onConfigurationChanged(this)
+    }
+
+    override fun getApplicationContext(): Context {
+        return localizationDelegate.getApplicationContext(super.getApplicationContext())
+    }
+
+    override fun getResources(): Resources {
+        return localizationDelegate.getResources(baseContext, super.getResources())
+    }
+}
diff --git a/app/src/main/java/uz/boywonder/playstoredemo/data/DataStoreRepository.kt b/app/src/main/java/uz/boywonder/playstoredemo/data/DataStoreRepository.kt
@@ -50,30 +50,6 @@ class DataStoreRepository @Inject constructor(@ApplicationContext private val co
             preferences[PreferencesKeys.selectedLangType] ?: LANG_TYPE_UZ
         }
 
-
-//    @TargetApi(Build.VERSION_CODES.N)
-//    private fun updateResources(context: Context, language: String): Context {
-//        val locale = Locale(language)
-//        Locale.setDefault(locale)
-//        val configuration = context.resources.configuration
-//        configuration.setLocale(locale)
-//        configuration.setLayoutDirection(locale)
-//        return context.createConfigurationContext(configuration)
-//    }
-//
-//    private fun updateResourcesLegacy(context: Context, language: String): Context {
-//        val locale = Locale(language)
-//        Locale.setDefault(locale)
-//        val resources = context.resources
-//        val configuration = resources.configuration
-//        configuration.locale = locale
-//        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR1) {
-//            configuration.setLayoutDirection(locale)
-//        }
-//        resources.updateConfiguration(configuration, resources.displayMetrics)
-//        return context
-//    }
-
     /* THEME SELECTION */
 
     suspend fun saveThemeChoice(themeType: String) {

diff --git a/app/src/main/java/uz/boywonder/playstoredemo/ui/dialogs/LanguageBottomSheet.kt b/app/src/main/java/uz/boywonder/playstoredemo/ui/dialogs/LanguageBottomSheet.kt
@@ -4,11 +4,9 @@ import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
-import android.widget.Toast
 import androidx.lifecycle.ViewModelProvider
 import androidx.navigation.fragment.findNavController
 import com.google.android.material.bottomsheet.BottomSheetDialogFragment
-import uz.boywonder.playstoredemo.R
 import uz.boywonder.playstoredemo.databinding.FragmentBottomSheetLanguageBinding
 import uz.boywonder.playstoredemo.ui.settings.SettingsViewModel
 import uz.boywonder.playstoredemo.util.Constants.Companion.LANG_TYPE_EN
@@ -42,12 +40,10 @@ class LanguageBottomSheet : BottomSheetDialogFragment() {
         binding.apply {
             uzLanguageTextView.setOnClickListener {
                 settingsViewModel.saveLangChoice(LANG_TYPE_UZ)
-                Toast.makeText(context, getString(R.string.lang_selection_error), Toast.LENGTH_SHORT).show()
                 findNavController().navigate(action)
             }
             engLanguageTextView.setOnClickListener {
                 settingsViewModel.saveLangChoice(LANG_TYPE_EN)
-                Toast.makeText(context, getString(R.string.lang_selection_error), Toast.LENGTH_SHORT).show()
                 findNavController().navigate(action)
             }
         }

diff --git a/app/src/main/java/uz/boywonder/playstoredemo/ui/main/MainActivity.kt b/app/src/main/java/uz/boywonder/playstoredemo/ui/main/MainActivity.kt
@@ -1,6 +1,8 @@
 package uz.boywonder.playstoredemo.ui.main
 
+import android.content.Context
 import android.content.res.Configuration
+import android.content.res.Resources
 import android.os.Bundle
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
@@ -10,23 +12,30 @@ import androidx.navigation.fragment.NavHostFragment
 import androidx.navigation.fragment.findNavController
 import androidx.navigation.ui.setupActionBarWithNavController
 import androidx.navigation.ui.setupWithNavController
+import com.akexorcist.localizationactivity.core.LocalizationActivityDelegate
+import com.akexorcist.localizationactivity.core.OnLocaleChangedListener
 import dagger.hilt.android.AndroidEntryPoint
 import uz.boywonder.playstoredemo.R
 import uz.boywonder.playstoredemo.databinding.ActivityMainBinding
 import uz.boywonder.playstoredemo.ui.settings.SettingsViewModel
 import uz.boywonder.playstoredemo.util.Constants.Companion.THEME_TYPE_DARK
 import uz.boywonder.playstoredemo.util.Constants.Companion.THEME_TYPE_LIGHT
 import uz.boywonder.playstoredemo.util.Constants.Companion.THEME_TYPE_SYSTEM
+import java.util.*
 
 
 @AndroidEntryPoint
-class MainActivity : AppCompatActivity() {
+class MainActivity : AppCompatActivity(), OnLocaleChangedListener {
+
+    private val localizationDelegate = LocalizationActivityDelegate(this)
 
     private lateinit var binding: ActivityMainBinding
     private lateinit var navController: NavController
     private val settingsViewModel: SettingsViewModel by viewModels()
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        localizationDelegate.addOnLocaleChangedListener(this)
+        localizationDelegate.onCreate()
         super.onCreate(savedInstanceState)
         binding = ActivityMainBinding.inflate(layoutInflater)
         setContentView(binding.root)
@@ -40,6 +49,11 @@ class MainActivity : AppCompatActivity() {
         binding.bottomNavigationView.setupWithNavController(navController)
         setupActionBarWithNavController(navController)
 
+        settingsViewModel.readLangChoice()
+        settingsViewModel.langType.observe(this) { lang ->
+            setLanguage(lang)
+        }
+
         settingsViewModel.readThemeChoice()
         settingsViewModel.themeType.observe(this) { theme ->
             applyDayNight(theme)
@@ -59,6 +73,8 @@ class MainActivity : AppCompatActivity() {
         return navController.navigateUp() || super.onSupportNavigateUp()
     }
 
+    /* MANUAL THEME CHANGE */
+
     private fun applyDayNight(state: String) {
         when (state) {
             THEME_TYPE_LIGHT -> {
@@ -76,8 +92,34 @@ class MainActivity : AppCompatActivity() {
         }
     }
 
-    override fun recreate() {
-        super.recreate()
-        overridePendingTransition(R.anim.nav_default_enter_anim, R.anim.nav_default_exit_anim)
+    /* MANUAL LANGUAGE CHANGE */
+
+    public override fun onResume() {
+        super.onResume()
+        localizationDelegate.onResume(this)
+    }
+
+    override fun attachBaseContext(newBase: Context) {
+        applyOverrideConfiguration(localizationDelegate.updateConfigurationLocale(newBase))
+        super.attachBaseContext(newBase)
+    }
+
+    override fun getApplicationContext(): Context {
+        return localizationDelegate.getApplicationContext(super.getApplicationContext())
+    }
+
+    override fun getResources(): Resources {
+        return localizationDelegate.getResources(super.getResources())
+    }
+
+    private fun setLanguage(language: String?) {
+        localizationDelegate.setLanguage(this, language!!)
     }
+
+    val currentLanguage: Locale
+        get() = localizationDelegate.getLanguage(this)
+
+    override fun onAfterLocaleChanged() {}
+
+    override fun onBeforeLocaleChanged() {}
 }
diff --git a/app/src/main/java/uz/boywonder/playstoredemo/ui/settings/SettingsViewModel.kt b/app/src/main/java/uz/boywonder/playstoredemo/ui/settings/SettingsViewModel.kt
@@ -18,7 +18,9 @@ class SettingsViewModel @Inject constructor(
     private val dataStoreRepository: DataStoreRepository
 ) : ViewModel() {
 
-    private var langType = LANG_TYPE_UZ
+    private var _langType: MutableLiveData<String> = MutableLiveData(LANG_TYPE_UZ)
+    val langType: LiveData<String> get() = _langType
+
     private var _themeType: MutableLiveData<String> = MutableLiveData(THEME_TYPE_SYSTEM)
     val themeType: LiveData<String> get() = _themeType
 
@@ -27,7 +29,7 @@ class SettingsViewModel @Inject constructor(
     fun readLangChoice() {
         viewModelScope.launch {
             readLangChoice.collect { value ->
-                langType = value
+                _langType.value = value
             }
         }
     }

diff --git a/app/src/main/res/values-en/strings.xml b/app/src/main/res/values-en/strings.xml
@@ -20,7 +20,6 @@
     <string name="cat_cats">Cats</string>
     <string name="cat_animals">Animals</string>
     <string name="cat_tech">Tech</string>
-    <string name="lang_selection_error">Not implemented yet, But works for system language.. ¯\\_(ツ)_/¯</string>
     <string name="no_connection">No Internet Connection.</string>
     <string name="back_online">Back Online!</string>
 </resources>
diff --git a/app/src/main/res/values-uz/strings.xml b/app/src/main/res/values-uz/strings.xml
@@ -20,7 +20,6 @@
     <string name="cat_cats">Mushuklar</string>
     <string name="cat_animals">Hayvonlar</string>
     <string name="cat_tech">Texnologiya</string>
-    <string name="lang_selection_error">To\'girlanmagan hali, tizim tili uchun ishlaydi. ¯\\_(ツ)_/¯</string>
     <string name="no_connection">Internetga ulanishda xatolik.</string>
     <string name="back_online">Internet qaytdi!</string>
 </resources>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
@@ -24,7 +24,6 @@
     <string name="cat_cats">Cats</string>
     <string name="cat_animals">Animals</string>
     <string name="cat_tech">Tech</string>
-    <string name="lang_selection_error">Not implemented yet, But works for system language.. ¯\\_(ツ)_/¯</string>
     <string name="no_connection">No Internet Connection.</string>
     <string name="back_online">Back Online!</string>
 </resources>