Update gradle dependencies (#7)

- Synthetic views replaced with latest view binding
- Hilt DI replaces kodein
- Viewmodel factories removed
- Updated to latest android version
- Migrated to Hilt instrumentation testing

.circleci/config.yml

@@ -1,36 +1,53 @@
-version: 2
+# Use the latest 2.1 version of CircleCI pipeline process engine.
+# See: https://circleci.com/docs/2.0/configuration-reference
+# For a detailed guide to building and testing on Android, read the docs:
+# https://circleci.com/docs/2.0/language-android/ for more details.
+version: 2.1
+
+# Orbs are reusable packages of CircleCI configuration that you may share across projects, enabling you to create encapsulated, parameterized commands, jobs, and executors that can be used across multiple projects.
+# See: https://circleci.com/docs/2.0/orb-intro/
+orbs:
+  android: circleci/android@1.0.3
+
+# Define a job to be invoked later in a workflow.
+# See: https://circleci.com/docs/2.0/configuration-reference/#jobs
 jobs:
-  build:
-    working_directory: ~/code
-    docker:
-    - image: circleci/android:api-29
-    environment:
-    - CIRCLE_COMPARE_URL: https://github.com/hmalik144/EasyCC_Master/compare/7e995468c9fdc5528a6d1a5489ba301bb9f14c00...14293254ec6d68b93bba50eea79df8808aec9de9
-    - JVM_OPTS: -Xmx3200m
+  # Below is the definition of your job to build and test your app, you can rename and customize it as you want.
+  build-and-test:
+    # These next lines define the Android machine image executor.
+    # See: https://circleci.com/docs/2.0/executor-types/
+    executor:
+      name: android/android-machine
+
+    # Add steps to the job
+    # See: https://circleci.com/docs/2.0/configuration-reference/#steps
     steps:
-    - checkout
-    - restore_cache:
-        key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
-    - run:
-        name: Chmod permissions
-        command: sudo chmod +x ./gradlew
-    - run:
-        name: Download Dependencies
-        command: ./gradlew androidDependencies
-    - save_cache:
-        paths:
-        - ~/.gradle
-        key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
-    - run:
-        name: Run Tests
-        command: ./gradlew lint test
-    - store_artifacts:
-        path: app/build/reports
-        destination: reports
-    - store_test_results:
-        path: app/build/test-results
+      - checkout
+      - restore_cache:
+          key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
+      - run:
+          name: Chmod permissions
+          command: sudo chmod +x ./gradlew
+      - run:
+          name: Download Dependencies
+          command: ./gradlew androidDependencies
+      - save_cache:
+          paths:
+            - ~/.gradle
+          key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
+      - run:
+          name: Run Tests
+          command: ./gradlew lint test
+      - store_artifacts:
+          path: app/build/reports
+          destination: reports
+      - store_test_results:
+          path: app/build/test-results
+
+# Invoke jobs via workflows
+# See: https://circleci.com/docs/2.0/configuration-reference/#workflows
 workflows:
-  version: 2
-  workflow:
+  sample: # This is the name of the workflow, feel free to change it to better match your workflow.
+    # Inside the workflow, you define the jobs you want to run.
     jobs:
-    - build
+      - build-and-test

app/build.gradle

@@ -1,14 +1,16 @@
-apply plugin: 'com.android.application'
-apply plugin: 'kotlin-android'
-apply plugin: 'kotlin-android-extensions'
-apply plugin: 'kotlin-kapt'
+plugins {
+    id 'com.android.application'
+    id 'org.jetbrains.kotlin.android'
+    id 'com.google.dagger.hilt.android'
+    id 'kotlin-kapt'
+}
 
 android {
-    compileSdkVersion 30
+    compileSdkVersion 32
     defaultConfig {
         applicationId "com.appttude.h_mal.easycc"
         minSdkVersion 21
-        targetSdkVersion 30
+        targetSdkVersion 32
         versionCode 5
         versionName "4.1"
 
@@ -20,35 +22,36 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
-    dataBinding {
-        enabled = true
-    }
-
-    viewBinding.enabled = true
-
     compileOptions {
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
     kotlinOptions {
-        jvmTarget = "1.8"
+        jvmTarget = '1.8'
+    }
+    buildFeatures {
+        viewBinding true
     }
-
 }
 
 dependencies {
-    implementation fileTree(include: ['*.jar'], dir: 'libs')
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation 'androidx.appcompat:appcompat:1.1.0'
-    implementation 'androidx.core:core-ktx:1.1.0'
-    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
-    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
-    implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.1.0'
-    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.2.0'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
-    testImplementation "org.jetbrains.kotlin:kotlin-test-junit:$kotlin_version"
-    androidTestImplementation 'androidx.test:rules:1.4.0-beta02'
+    implementation 'androidx.core:core-ktx:1.8.0'
+    implementation 'androidx.appcompat:appcompat:1.4.2'
+    implementation 'com.google.android.material:material:1.6.1'
+    implementation 'androidx.annotation:annotation:1.4.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
+    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.5.1'
+    implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.5.1'
+    implementation 'androidx.activity:activity-ktx:1.5.1'
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation 'androidx.test:rules:1.4.0'
+    implementation 'org.jetbrains.kotlin:kotlin-test:1.7.10'
+
+    // Coroutines
+    def coroutines_version = "1.6.2"
+    testImplementation "org.jetbrains.kotlinx:kotlinx-coroutines-test:$coroutines_version"
 
     //Retrofit and GSON
     def retrofit_ver = "2.8.1"
@@ -56,32 +59,27 @@ dependencies {
     implementation "com.squareup.retrofit2:converter-gson:$retrofit_ver"
     implementation "com.squareup.okhttp3:logging-interceptor:4.9.0"
 
-    //Kotlin Coroutines
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.0"
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.0"
-
     // ViewModel and LiveData
-    implementation "androidx.lifecycle:lifecycle-extensions:2.1.0"
+    implementation "androidx.lifecycle:lifecycle-extensions:2.2.0"
 
     //New Material Design
-    implementation 'com.google.android.material:material:1.1.0-alpha10'
+    implementation 'com.google.android.material:material:1.6.1'
 
-    //Kodein Dependency Injection
-    implementation "org.kodein.di:kodein-di-generic-jvm:6.2.1"
-    implementation "org.kodein.di:kodein-di-framework-android-x:6.2.1"
+    // Hilt dependency injection
+    def hilt_ver = "2.43.2"
+    implementation "com.google.dagger:hilt-android:$hilt_ver"
+    kapt "com.google.dagger:hilt-compiler:$hilt_ver"
+    androidTestImplementation "com.google.dagger:hilt-android-testing:$hilt_ver"
+    kaptAndroidTest "com.google.dagger:hilt-android-compiler:$hilt_ver"
 
     //mockito and livedata testing
     testImplementation 'org.mockito:mockito-inline:2.13.0'
     testImplementation 'androidx.arch.core:core-testing:2.1.0'
 
-    //Android Room
-    implementation "androidx.room:room-runtime:2.2.0-rc01"
-    implementation "androidx.room:room-ktx:2.2.0-rc01"
-    kapt "androidx.room:room-compiler:2.2.0-rc01"
-
-    implementation "androidx.preference:preference-ktx:1.1.0"
+    implementation "androidx.preference:preference-ktx:1.2.0"
 
     //mock websever for testing retrofit responses
     testImplementation "com.squareup.okhttp3:mockwebserver:4.6.0"
     testImplementation "com.nhaarman.mockitokotlin2:mockito-kotlin:2.2.0"
+    implementation "org.jetbrains.kotlin:kotlin-test:1.7.10"
 }

app/src/androidTest/java/com/appttude/h_mal/easycc/application/TestApplication.kt

@@ -1,31 +0,0 @@
-package com.appttude.h_mal.easycc.application
-
-import android.app.Application
-import androidx.test.espresso.idling.CountingIdlingResource
-import com.appttude.h_mal.easycc.application.modules.MockRepository
-import com.appttude.h_mal.easycc.helper.CurrencyDataHelper
-import com.appttude.h_mal.easycc.ui.main.MainViewModelFactory
-import org.kodein.di.Kodein
-import org.kodein.di.KodeinAware
-import org.kodein.di.android.x.androidXModule
-import org.kodein.di.generic.bind
-import org.kodein.di.generic.instance
-import org.kodein.di.generic.provider
-import org.kodein.di.generic.singleton
-
-class TestApplication : Application(), KodeinAware {
-
-    companion object {
-        val idlingResources = CountingIdlingResource("Data_loader")
-    }
-
-    // KODEIN DI components declaration
-    override val kodein by Kodein.lazy {
-        import(androidXModule(this@TestApplication))
-
-        bind() from singleton { MockRepository() }
-        bind() from singleton { CurrencyDataHelper(instance()) }
-        bind() from provider { MainViewModelFactory(instance(), instance()) }
-    }
-
-}

app/src/androidTest/java/com/appttude/h_mal/easycc/application/TestRunner.kt

@@ -2,11 +2,18 @@ package com.appttude.h_mal.easycc.application
 
 import android.app.Application
 import android.content.Context
+import androidx.test.espresso.idling.CountingIdlingResource
 
 import androidx.test.runner.AndroidJUnitRunner
+import dagger.hilt.android.testing.HiltTestApplication
 
 
 class TestRunner : AndroidJUnitRunner() {
+
+    companion object {
+        val idlingResources = CountingIdlingResource("Data_loader")
+    }
+
     @Throws(
         InstantiationException::class,
         IllegalAccessException::class,
@@ -17,6 +24,6 @@ class TestRunner : AndroidJUnitRunner() {
         className: String?,
         context: Context?
     ): Application {
-        return super.newApplication(cl, TestApplication::class.java.name, context)
+        return super.newApplication(cl, HiltTestApplication::class.java.name, context)
     }
 }

app/src/androidTest/java/com/appttude/h_mal/easycc/application/modules/MockRepository.kt

@@ -1,13 +1,14 @@
 package com.appttude.h_mal.easycc.application.modules
 
-import com.appttude.h_mal.easycc.application.TestApplication.Companion.idlingResources
+import com.appttude.h_mal.easycc.application.TestRunner.Companion.idlingResources
 import com.appttude.h_mal.easycc.data.network.response.CurrencyResponse
 import com.appttude.h_mal.easycc.data.network.response.ResponseObject
 import com.appttude.h_mal.easycc.data.repository.Repository
 import com.appttude.h_mal.easycc.models.CurrencyObject
 import kotlinx.coroutines.delay
+import javax.inject.Inject
 
-class MockRepository : Repository {
+class MockRepository @Inject constructor() : Repository {
 
     override suspend fun getDataFromApi(fromCurrency: String, toCurrency: String): ResponseObject {
         idlingResources.increment()

app/src/androidTest/java/com/appttude/h_mal/easycc/robots/CurrencyRobot.kt

@@ -18,11 +18,11 @@ fun currencyRobot(func: CurrencyRobot.() -> Unit) = CurrencyRobot()
 class CurrencyRobot {
 
     fun clickOnTopList() {
-        Espresso.onView(ViewMatchers.withId(R.id.currency_one)).perform(ViewActions.click())
+        Espresso.onView(ViewMatchers.withId(R.id.currencyOne)).perform(ViewActions.click())
     }
 
     fun clickOnBottomList() {
-        Espresso.onView(ViewMatchers.withId(R.id.currency_two)).perform(ViewActions.click())
+        Espresso.onView(ViewMatchers.withId(R.id.currencyTwo)).perform(ViewActions.click())
     }
 
     fun searchInCurrencyList(search: String) {

app/src/androidTest/java/com/appttude/h_mal/easycc/ui/main/MainActivityTest.kt

@@ -2,23 +2,47 @@
 
 package com.appttude.h_mal.easycc.ui.main
 
-
-import androidx.test.filters.LargeTest
 import androidx.test.rule.ActivityTestRule
-import androidx.test.runner.AndroidJUnit4
+import com.appttude.h_mal.easycc.application.modules.MockRepository
+import com.appttude.h_mal.easycc.data.repository.Repository
+import com.appttude.h_mal.easycc.data.repository.RepositoryImpl
+import com.appttude.h_mal.easycc.di.AppModule
 import com.appttude.h_mal.easycc.robots.currencyRobot
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.testing.HiltAndroidRule
+import dagger.hilt.android.testing.HiltAndroidTest
+import dagger.hilt.android.testing.UninstallModules
+import dagger.hilt.components.SingletonComponent
+import org.junit.Before
 import org.junit.Rule
 import org.junit.Test
-import org.junit.runner.RunWith
 
-@LargeTest
-@RunWith(AndroidJUnit4::class)
+@HiltAndroidTest
+@UninstallModules(AppModule::class)
 class MainActivityTest {
 
-    @Rule
-    @JvmField
+    @get:Rule(order = 0)
+    var hiltAndroidRule = HiltAndroidRule(this)
+
+    @get:Rule(order = 1)
     var mActivityTestRule = ActivityTestRule(MainActivity::class.java)
 
+    @Before
+    fun setUp() {
+        hiltAndroidRule.inject()
+    }
+
+    @Module
+    @InstallIn(SingletonComponent::class)
+    object TestAppModule {
+        @Provides
+        fun provideRepository(impl: MockRepository): Repository {
+            return impl
+        }
+    }
+
     @Test
     fun mainActivityTest() {
         currencyRobot {

app/src/main/AndroidManifest.xml

@@ -20,7 +20,8 @@
         android:roundIcon="@mipmap/ic_launcher"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <receiver android:name="com.appttude.h_mal.easycc.widget.CurrencyAppWidgetKotlin">
+        <receiver android:name="com.appttude.h_mal.easycc.widget.CurrencyAppWidgetKotlin"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
             </intent-filter>
@@ -30,12 +31,14 @@
                 android:resource="@xml/currency_app_widget_info" />
         </receiver>
 
-        <activity android:name="com.appttude.h_mal.easycc.ui.widget.CurrencyAppWidgetConfigureActivityKotlin">
+        <activity android:name="com.appttude.h_mal.easycc.ui.widget.CurrencyAppWidgetConfigureActivityKotlin"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_CONFIGURE" />
             </intent-filter>
         </activity>
-        <activity android:name="com.appttude.h_mal.easycc.ui.main.MainActivity">
+        <activity android:name="com.appttude.h_mal.easycc.ui.main.MainActivity"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 

app/src/main/java/com/appttude/h_mal/easycc/application/AppClass.kt

@@ -1,42 +1,7 @@
 package com.appttude.h_mal.easycc.application
 
 import android.app.Application
-import com.appttude.h_mal.easycc.data.network.api.BackupCurrencyApi
-import com.appttude.h_mal.easycc.data.network.api.CurrencyApi
-import com.appttude.h_mal.easycc.data.network.interceptors.NetworkConnectionInterceptor
-import com.appttude.h_mal.easycc.data.network.interceptors.QueryInterceptor
-import com.appttude.h_mal.easycc.data.network.interceptors.loggingInterceptor
-import com.appttude.h_mal.easycc.data.prefs.PreferenceProvider
-import com.appttude.h_mal.easycc.data.repository.RepositoryImpl
-import com.appttude.h_mal.easycc.helper.CurrencyDataHelper
-import com.appttude.h_mal.easycc.helper.WidgetHelper
-import com.appttude.h_mal.easycc.ui.main.MainViewModelFactory
-import com.appttude.h_mal.easycc.ui.widget.WidgetViewModelFactory
-import org.kodein.di.Kodein
-import org.kodein.di.KodeinAware
-import org.kodein.di.android.x.androidXModule
-import org.kodein.di.generic.bind
-import org.kodein.di.generic.instance
-import org.kodein.di.generic.provider
-import org.kodein.di.generic.singleton
+import dagger.hilt.android.HiltAndroidApp
 
-class AppClass : Application(), KodeinAware {
-
-    // KODEIN DI components declaration
-    override val kodein by Kodein.lazy {
-        import(androidXModule(this@AppClass))
-
-        bind() from singleton { NetworkConnectionInterceptor(instance()) }
-        bind() from singleton { loggingInterceptor() }
-        bind() from singleton { QueryInterceptor(instance()) }
-        bind() from singleton { CurrencyApi(instance(), instance(), instance()) }
-        bind() from singleton { BackupCurrencyApi(instance(), instance()) }
-        bind() from singleton { PreferenceProvider(instance()) }
-        bind() from singleton { RepositoryImpl(instance(), instance(), instance()) }
-        bind() from singleton { CurrencyDataHelper(instance()) }
-        bind() from singleton { WidgetHelper(instance(), instance()) }
-        bind() from provider { MainViewModelFactory(instance(), instance()) }
-        bind() from provider { WidgetViewModelFactory(instance()) }
-    }
-
-}
+@HiltAndroidApp
+class AppClass : Application()

app/src/main/java/com/appttude/h_mal/easycc/data/network/api/Api.kt

@@ -0,0 +1,3 @@
+package com.appttude.h_mal.easycc.data.network.api
+
+interface Api

app/src/main/java/com/appttude/h_mal/easycc/data/network/api/BackupCurrencyApi.kt

@@ -13,7 +13,7 @@ import retrofit2.http.Query
 /**
  * Retrofit Network class to currency api calls
  */
-interface BackupCurrencyApi {
+interface BackupCurrencyApi : Api {
 
     @GET("latest?")
     suspend fun getCurrencyRate(
@@ -21,24 +21,4 @@ interface BackupCurrencyApi {
         @Query("to") currencyTo: String
     ): Response<CurrencyResponse>
 
-    companion object {
-        operator fun invoke(
-            networkConnectionInterceptor: NetworkConnectionInterceptor,
-            interceptor: HttpLoggingInterceptor
-        ): BackupCurrencyApi {
-
-            val okkHttpclient = OkHttpClient.Builder()
-                .addInterceptor(interceptor)
-                .addNetworkInterceptor(networkConnectionInterceptor)
-                .build()
-
-            return Retrofit.Builder()
-                .client(okkHttpclient)
-                .baseUrl("https://api.frankfurter.app/")
-                .addConverterFactory(GsonConverterFactory.create())
-                .build()
-                .create(BackupCurrencyApi::class.java)
-        }
-    }
-
 }

app/src/main/java/com/appttude/h_mal/easycc/data/network/api/CurrencyApi.kt

@@ -14,32 +14,10 @@ import retrofit2.http.Query
 /**
  * Retrofit Network class to currency api calls
  */
-interface CurrencyApi {
+interface CurrencyApi : Api{
 
     // Get rate from server with arguments passed in Repository
     @GET("convert?")
     suspend fun getCurrencyRate(@Query("q") currency: String): Response<ResponseObject>
 
-    // interface invokation to be used in application class
-    companion object {
-        operator fun invoke(
-            networkConnectionInterceptor: NetworkConnectionInterceptor,
-            queryInterceptor: QueryInterceptor,
-            interceptor: HttpLoggingInterceptor
-        ): CurrencyApi {
-
-            val okkHttpclient = OkHttpClient.Builder()
-                .addInterceptor(interceptor)
-                .addInterceptor(queryInterceptor)
-                .addNetworkInterceptor(networkConnectionInterceptor)
-                .build()
-
-            return Retrofit.Builder()
-                .client(okkHttpclient)
-                .baseUrl("https://free.currencyconverterapi.com/api/v3/")
-                .addConverterFactory(GsonConverterFactory.create())
-                .build()
-                .create(CurrencyApi::class.java)
-        }
-    }
 }

app/src/main/java/com/appttude/h_mal/easycc/data/network/api/RemoteDataSource.kt

@@ -0,0 +1,23 @@
+package com.appttude.h_mal.easycc.data.network.api
+
+import okhttp3.OkHttpClient
+import retrofit2.Retrofit
+import retrofit2.converter.gson.GsonConverterFactory
+import javax.inject.Inject
+
+class RemoteDataSource @Inject constructor(){
+
+    fun <Api> buildApi(
+        okkHttpclient: OkHttpClient,
+        baseUrl: String,
+        api: Class<Api>
+    ): Api {
+
+        return Retrofit.Builder()
+            .client(okkHttpclient)
+            .baseUrl(baseUrl)
+            .addConverterFactory(GsonConverterFactory.create())
+            .build()
+            .create(api)
+    }
+}

app/src/main/java/com/appttude/h_mal/easycc/data/network/interceptors/NetworkConnectionInterceptor.kt

@@ -4,17 +4,19 @@ import android.content.Context
 import android.net.ConnectivityManager
 import android.net.NetworkCapabilities
 import android.os.Build
+import dagger.hilt.android.qualifiers.ApplicationContext
 import okhttp3.Interceptor
 import okhttp3.Response
 import java.io.IOException
+import javax.inject.Inject
 
 /**
  * Interceptor used in network classes to check network status
  *
  */
 @Suppress("DEPRECATION")
-class NetworkConnectionInterceptor(
-    context: Context
+class NetworkConnectionInterceptor @Inject constructor(
+    @ApplicationContext context: Context
 ) : Interceptor {
 
     private val applicationContext = context.applicationContext
@@ -27,13 +29,12 @@ class NetworkConnectionInterceptor(
     }
 
     private fun isInternetAvailable(): Boolean {
-        var result = false
         val connectivityManager =
             applicationContext.getSystemService(Context.CONNECTIVITY_SERVICE) as ConnectivityManager?
-        connectivityManager?.let {
+        return connectivityManager?.let {
             if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
-                it.getNetworkCapabilities(connectivityManager.activeNetwork)?.apply {
-                    result = when {
+                it.getNetworkCapabilities(connectivityManager.activeNetwork)?.run {
+                    when {
                         hasTransport(NetworkCapabilities.TRANSPORT_WIFI) -> true
                         hasTransport(NetworkCapabilities.TRANSPORT_CELLULAR) -> true
                         else -> false
@@ -41,7 +42,7 @@ class NetworkConnectionInterceptor(
                 }
             } else {
                 it.activeNetworkInfo?.run {
-                    result = when (type) {
+                    when (type) {
                         ConnectivityManager.TYPE_WIFI -> true
                         ConnectivityManager.TYPE_MOBILE -> true
                         ConnectivityManager.TYPE_ETHERNET -> true
@@ -49,8 +50,7 @@ class NetworkConnectionInterceptor(
                     }
                 }
             }
-        }
-        return result
+        } ?: false
     }
 
 }

app/src/main/java/com/appttude/h_mal/easycc/data/network/interceptors/QueryInterceptor.kt

@@ -2,17 +2,19 @@ package com.appttude.h_mal.easycc.data.network.interceptors
 
 import android.content.Context
 import com.appttude.h_mal.easycc.R
+import dagger.hilt.android.qualifiers.ApplicationContext
 import okhttp3.HttpUrl
 import okhttp3.Interceptor
 import okhttp3.Request
 import okhttp3.Response
+import javax.inject.Inject
 
 /**
  * Interceptor used in CurrencyApi
  * Adds apiKey to query parameters
  */
-class QueryInterceptor(
-    val context: Context
+class QueryInterceptor @Inject constructor(
+    @ApplicationContext val context: Context
 ) : Interceptor {
 
     override fun intercept(chain: Interceptor.Chain): Response {

app/src/main/java/com/appttude/h_mal/easycc/data/network/response/ResponseObject.kt

@@ -6,18 +6,18 @@ import com.appttude.h_mal.easycc.models.CurrencyObject
 import com.google.gson.annotations.SerializedName
 
 data class ResponseObject(
-        @field:SerializedName("query")
-        var query: Any? = null,
-        @field:SerializedName("results")
-        var results: Map<String, CurrencyObject>? = null
+    @field:SerializedName("query")
+    var query: Any? = null,
+    @field:SerializedName("results")
+    var results: Map<String, CurrencyObject>? = null
 ) : CurrencyModelInterface {
 
     override fun getCurrencyModel(): CurrencyModel {
         val res = results?.iterator()?.next()?.value
         return CurrencyModel(
-                res?.fr,
-                res?.to,
-                res?.value ?: 0.0
+            res?.fr,
+            res?.to,
+            res?.value ?: 0.0
         )
     }
 }

app/src/main/java/com/appttude/h_mal/easycc/data/prefs/PreferenceProvider.kt

@@ -4,6 +4,8 @@ import android.content.Context
 import android.content.SharedPreferences
 import androidx.preference.PreferenceManager
 import com.appttude.h_mal.easycc.R
+import dagger.hilt.android.qualifiers.ApplicationContext
+import javax.inject.Inject
 
 /**
  * Shared prefs class used for storing conversion name values as pairs
@@ -13,7 +15,7 @@ import com.appttude.h_mal.easycc.R
 private const val CURRENCY_ONE = "conversion_one"
 private const val CURRENCY_TWO = "conversion_two"
 
-class PreferenceProvider(context: Context) {
+class PreferenceProvider @Inject constructor(@ApplicationContext context: Context) {
 
     private val appContext = context.applicationContext
 

app/src/main/java/com/appttude/h_mal/easycc/data/repository/RepositoryImpl.kt

@@ -9,11 +9,12 @@ import com.appttude.h_mal.easycc.data.network.response.CurrencyResponse
 import com.appttude.h_mal.easycc.data.network.response.ResponseObject
 import com.appttude.h_mal.easycc.data.prefs.PreferenceProvider
 import com.appttude.h_mal.easycc.utils.convertPairsListToString
+import javax.inject.Inject
 
 /**
  * Default implementation of [Repository]. Single entry point for managing currency' data.
  */
-class RepositoryImpl(
+class RepositoryImpl @Inject constructor(
     private val api: CurrencyApi,
     private val backUpApi: BackupCurrencyApi,
     private val prefs: PreferenceProvider

app/src/main/java/com/appttude/h_mal/easycc/di/AppModule.kt

@@ -0,0 +1,60 @@
+package com.appttude.h_mal.easycc.di
+
+import com.appttude.h_mal.easycc.data.network.api.BackupCurrencyApi
+import com.appttude.h_mal.easycc.data.network.api.CurrencyApi
+import com.appttude.h_mal.easycc.data.network.api.RemoteDataSource
+import com.appttude.h_mal.easycc.data.network.interceptors.NetworkConnectionInterceptor
+import com.appttude.h_mal.easycc.data.repository.Repository
+import com.appttude.h_mal.easycc.data.repository.RepositoryImpl
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.components.SingletonComponent
+import okhttp3.OkHttpClient
+import okhttp3.logging.HttpLoggingInterceptor
+
+@Module
+@InstallIn(SingletonComponent::class)
+class AppModule {
+
+    @Provides
+    fun provideHttpLoggingInterceptor(): HttpLoggingInterceptor = HttpLoggingInterceptor()
+
+    @Provides
+    fun provideOkHttpclient(
+        interceptor: HttpLoggingInterceptor,
+        networkConnectionInterceptor: NetworkConnectionInterceptor,
+    ) = OkHttpClient.Builder()
+        .addInterceptor(interceptor)
+        .addNetworkInterceptor(networkConnectionInterceptor)
+        .build()
+
+    @Provides
+    fun provideCurrencyApi(
+        remoteDataSource: RemoteDataSource,
+        okHttpClient: OkHttpClient
+    ): CurrencyApi {
+        return remoteDataSource.buildApi(
+            okHttpClient,
+            "https://free.currencyconverterapi.com/api/v3/",
+            CurrencyApi::class.java
+        )
+    }
+
+    @Provides
+    fun provideBackupCurrencyApi(
+        remoteDataSource: RemoteDataSource,
+        okHttpClient: OkHttpClient
+    ): BackupCurrencyApi {
+        return remoteDataSource.buildApi(
+            okHttpClient,
+            "https://api.frankfurter.app/",
+            BackupCurrencyApi::class.java
+        )
+    }
+
+    @Provides
+    fun provideRepository(impl: RepositoryImpl): Repository {
+        return impl
+    }
+}

app/src/main/java/com/appttude/h_mal/easycc/helper/CurrencyDataHelper.kt

@@ -2,8 +2,9 @@ package com.appttude.h_mal.easycc.helper
 
 import com.appttude.h_mal.easycc.data.repository.Repository
 import com.appttude.h_mal.easycc.models.CurrencyModelInterface
+import javax.inject.Inject
 
-class CurrencyDataHelper(
+class CurrencyDataHelper @Inject constructor(
     val repository: Repository
 ) {
 

app/src/main/java/com/appttude/h_mal/easycc/helper/WidgetHelper.kt

@@ -3,8 +3,9 @@ package com.appttude.h_mal.easycc.helper
 import com.appttude.h_mal.easycc.data.repository.Repository
 import com.appttude.h_mal.easycc.models.CurrencyModel
 import com.appttude.h_mal.easycc.utils.trimToThree
+import javax.inject.Inject
 
-class WidgetHelper(
+class WidgetHelper @Inject constructor(
     private val helper: CurrencyDataHelper,
     val repository: Repository
 ) {

app/src/main/java/com/appttude/h_mal/easycc/ui/main/CustomDialogClass.kt

@@ -7,8 +7,10 @@ import android.text.Editable
 import android.text.TextWatcher
 import android.view.WindowManager
 import android.widget.ArrayAdapter
+import android.widget.ListView
+import android.widget.TextView
+import androidx.appcompat.widget.SearchView
 import com.appttude.h_mal.easycc.R
-import kotlinx.android.synthetic.main.custom_dialog.*
 
 /**
  * Custom dialog when selecting currencies from list with filter
@@ -35,10 +37,11 @@ class CustomDialogClass(
                 android.R.layout.simple_list_item_1
             )
 
+        val list_view = findViewById<ListView>(R.id.list_view)
         list_view.adapter = arrayAdapter
 
         // Edit text to filter @arrayAdapter
-        search_text.addTextChangedListener(object : TextWatcher {
+        findViewById<TextView>(R.id.search_text).addTextChangedListener(object : TextWatcher {
             override fun beforeTextChanged(charSequence: CharSequence, i: Int, i1: Int, i2: Int) {}
             override fun onTextChanged(charSequence: CharSequence, i: Int, i1: Int, i2: Int) {
                 arrayAdapter.filter.filter(charSequence)

app/src/main/java/com/appttude/h_mal/easycc/ui/main/MainActivity.kt

@@ -6,77 +6,66 @@ import android.text.TextWatcher
 import android.view.View
 import android.view.WindowManager
 import android.widget.TextView
+import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
-import androidx.databinding.DataBindingUtil
-import androidx.lifecycle.ViewModelProviders
 import com.appttude.h_mal.easycc.R
 import com.appttude.h_mal.easycc.databinding.ActivityMainBinding
 import com.appttude.h_mal.easycc.utils.clearEditText
 import com.appttude.h_mal.easycc.utils.displayToast
 import com.appttude.h_mal.easycc.utils.hideView
-import kotlinx.android.synthetic.main.activity_main.*
-import org.kodein.di.KodeinAware
-import org.kodein.di.android.kodein
-import org.kodein.di.generic.instance
+import dagger.hilt.android.AndroidEntryPoint
 
-@Suppress("DEPRECATION")
-class MainActivity : AppCompatActivity(), KodeinAware, View.OnClickListener {
+@AndroidEntryPoint
+class MainActivity : AppCompatActivity(), View.OnClickListener {
 
-    // Retrieve MainViewModelFactory via dependency injection
-    override val kodein by kodein()
-    private val factory: MainViewModelFactory by instance()
-
-    lateinit var viewModel: MainViewModel
+    private val viewModel: MainViewModel by viewModels()
+    private lateinit var binding: ActivityMainBinding
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        // Keyboard is not overlapping views
+        binding = ActivityMainBinding.inflate(layoutInflater)
+        setContentView(binding.root)
+        /*
+         * Prevent keyboard overlapping views
+         */
         window.setSoftInputMode(
             WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN or
                     WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE
         )
 
-        viewModel = ViewModelProviders.of(this, factory)
-            .get(MainViewModel::class.java)
-
-        // Bind viewmodel to layout with view binding
-        DataBindingUtil
-            .setContentView<ActivityMainBinding>(this, R.layout.activity_main)
-            .apply {
-                viewmodel = viewModel
-                lifecycleOwner = this@MainActivity
-            }
-
         viewModel.initiate(intent.extras)
 
+        binding.currencyOne.text = viewModel.rateIdTo
+        binding.currencyTwo.text  = viewModel.rateIdFrom
+
         setUpListeners()
         setUpObservers()
     }
 
     private fun setUpObservers() {
-        viewModel.operationStartedListener.observe(this, {
-            progressBar.hideView(false)
-        })
-        viewModel.operationFinishedListener.observe(this, { pair ->
+        viewModel.operationStartedListener.observe(this) {
+            binding.progressBar.hideView(false)
+        }
+        viewModel.operationFinishedListener.observe(this) { pair ->
             // hide progress bar
-            progressBar.hideView(true)
+            binding.progressBar.hideView(true)
             if (pair.first) {
                 // Operation was successful remove text in EditTexts
-                bottomInsertValues.clearEditText()
-                topInsertValue.clearEditText()
+                binding.bottomInsertValues.clearEditText()
+                binding.topInsertValue.clearEditText()
             } else {
                 // Display Toast with error message returned from Viewmodel
                 pair.second?.let { displayToast(it) }
             }
-        })
+        }
     }
 
     private fun setUpListeners() {
-        topInsertValue.addTextChangedListener(textWatcherClass)
-        bottomInsertValues.addTextChangedListener(textWatcherClass2)
+        binding.topInsertValue.addTextChangedListener(textWatcherClass)
+        binding.bottomInsertValues.addTextChangedListener(textWatcherClass2)
 
-        currency_one.setOnClickListener(this)
-        currency_two.setOnClickListener(this)
+        binding.currencyOne.setOnClickListener(this)
+        binding.currencyTwo.setOnClickListener(this)
     }
 
     private fun showCustomDialog(view: View?) {
@@ -97,32 +86,32 @@ class MainActivity : AppCompatActivity(), KodeinAware, View.OnClickListener {
     private val textWatcherClass: TextWatcher = object : TextWatcher {
         override fun onTextChanged(s: CharSequence, st: Int, b: Int, c: Int) {
             // Remove text watcher on other text watcher to prevent infinite loop
-            bottomInsertValues.removeTextChangedListener(textWatcherClass2)
+            binding.bottomInsertValues.removeTextChangedListener(textWatcherClass2)
             // Clear any values if current EditText is empty
-            if (topInsertValue.text.isNullOrEmpty())
-                bottomInsertValues.setText("")
+            if (binding.topInsertValue.text.isNullOrEmpty())
+                binding.bottomInsertValues.setText("")
         }
 
         override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {}
         override fun afterTextChanged(s: Editable) {
-            bottomInsertValues.setText(viewModel.getConversion(s.toString()))
+            binding.bottomInsertValues.setText(viewModel.getConversion(s.toString()))
             // add Text watcher back as it is safe to do so
-            bottomInsertValues.addTextChangedListener(textWatcherClass2)
+            binding.bottomInsertValues.addTextChangedListener(textWatcherClass2)
         }
     }
 
     private val textWatcherClass2: TextWatcher = object : TextWatcher {
         override fun onTextChanged(s: CharSequence, st: Int, b: Int, c: Int) {
 
-            topInsertValue.removeTextChangedListener(textWatcherClass)
-            if (bottomInsertValues.text.isNullOrEmpty())
-                topInsertValue.clearEditText()
+            binding.topInsertValue.removeTextChangedListener(textWatcherClass)
+            if (binding.bottomInsertValues.text.isNullOrEmpty())
+                binding.topInsertValue.clearEditText()
         }
 
         override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {}
         override fun afterTextChanged(s: Editable) {
-            topInsertValue.setText(viewModel.getReciprocalConversion(s.toString()))
-            topInsertValue.addTextChangedListener(textWatcherClass)
+            binding.topInsertValue.setText(viewModel.getReciprocalConversion(s.toString()))
+            binding.topInsertValue.addTextChangedListener(textWatcherClass)
         }
     }
 

app/src/main/java/com/appttude/h_mal/easycc/ui/main/MainViewModel.kt

@@ -2,20 +2,25 @@ package com.appttude.h_mal.easycc.ui.main
 
 import android.os.Bundle
 import androidx.lifecycle.MutableLiveData
+import androidx.lifecycle.SavedStateHandle
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
 import com.appttude.h_mal.easycc.data.repository.Repository
 import com.appttude.h_mal.easycc.helper.CurrencyDataHelper
 import com.appttude.h_mal.easycc.utils.toTwoDpString
 import com.appttude.h_mal.easycc.utils.trimToThree
+import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import java.io.IOException
+import javax.inject.Inject
 
 /**
  * ViewModel for the task Main Activity Screen
  */
-class MainViewModel(
+@HiltViewModel
+class MainViewModel @Inject constructor(
     private val currencyDataHelper: CurrencyDataHelper,
     private val repository: Repository
 ) : ViewModel() {
@@ -48,7 +53,7 @@ class MainViewModel(
             return
         }
 
-        CoroutineScope(Dispatchers.IO).launch {
+        viewModelScope.launch {
             try {
                 // Non-null assertion (!!) as values have been null checked and have not changed
                 val exchangeResponse = currencyDataHelper.getDataFromApi(

app/src/main/java/com/appttude/h_mal/easycc/ui/main/MainViewModelFactory.kt

@@ -1,21 +0,0 @@
-package com.appttude.h_mal.easycc.ui.main
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import com.appttude.h_mal.easycc.data.repository.Repository
-import com.appttude.h_mal.easycc.helper.CurrencyDataHelper
-
-/**
- * Viewmodel factory for [MainViewModel]
- * inject repository into viewmodel
- */
-@Suppress("UNCHECKED_CAST")
-class MainViewModelFactory(
-    private val repository: Repository,
-    private val helper: CurrencyDataHelper
-) : ViewModelProvider.NewInstanceFactory() {
-
-    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
-        return MainViewModel(helper, repository) as T
-    }
-}

app/src/main/java/com/appttude/h_mal/easycc/ui/widget/CurrencyAppWidgetConfigureActivityKotlin.kt

@@ -6,38 +6,32 @@ import android.content.Intent
 import android.os.Bundle
 import android.view.View
 import android.widget.TextView
+import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatActivity
-import androidx.databinding.DataBindingUtil
-import androidx.lifecycle.ViewModelProviders
-import com.appttude.h_mal.easycc.R
 import com.appttude.h_mal.easycc.databinding.CurrencyAppWidgetConfigureBinding
 import com.appttude.h_mal.easycc.ui.main.ClickListener
 import com.appttude.h_mal.easycc.ui.main.CustomDialogClass
 import com.appttude.h_mal.easycc.utils.displayToast
 import com.appttude.h_mal.easycc.utils.transformIntToArray
 import com.appttude.h_mal.easycc.widget.CurrencyAppWidgetKotlin
-import kotlinx.android.synthetic.main.currency_app_widget_configure.*
-import org.kodein.di.KodeinAware
-import org.kodein.di.android.kodein
-import org.kodein.di.generic.instance
+import dagger.hilt.android.AndroidEntryPoint
 
 /**
  * The configuration screen for the [CurrencyAppWidgetKotlin] AppWidget.
  */
-class CurrencyAppWidgetConfigureActivityKotlin : AppCompatActivity(), KodeinAware,
+@AndroidEntryPoint
+class CurrencyAppWidgetConfigureActivityKotlin : AppCompatActivity(),
     View.OnClickListener {
 
-    override val kodein by kodein()
-    private val factory: WidgetViewModelFactory by instance()
+    val viewModel: WidgetViewModel by viewModels()
 
-    var mAppWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID
-
-    companion object {
-        lateinit var viewModel: WidgetViewModel
-    }
+    private lateinit var binding: CurrencyAppWidgetConfigureBinding
+    private var mAppWidgetId = AppWidgetManager.INVALID_APPWIDGET_ID
 
     public override fun onCreate(icicle: Bundle?) {
         super.onCreate(icicle)
+        binding = CurrencyAppWidgetConfigureBinding.inflate(layoutInflater)
+        setContentView(binding.root)
 
         // Set the result to CANCELED.  This will cause the widget host to cancel
         // out of the widget placement if the user presses the back button.
@@ -57,23 +51,20 @@ class CurrencyAppWidgetConfigureActivityKotlin : AppCompatActivity(), KodeinAwar
             return
         }
 
-        // ViewModel setup
-        viewModel = ViewModelProviders.of(this, factory).get(WidgetViewModel::class.java)
         viewModel.initiate(mAppWidgetId)
 
-        setupDataBinding()
         setupObserver()
         setupClickListener()
     }
 
     private fun setupClickListener() {
-        submit_widget.setOnClickListener(this)
-        currency_one.setOnClickListener(this)
-        currency_two.setOnClickListener(this)
+        binding.submitWidget.setOnClickListener(this)
+        binding.currencyOne.setOnClickListener(this)
+        binding.currencyTwo.setOnClickListener(this)
     }
 
     private fun setupObserver() {
-        viewModel.operationFinishedListener.observe(this, {
+        viewModel.operationFinishedListener.observe(this) {
 
             // it.first is a the success of the operation
             if (it.first) {
@@ -82,17 +73,6 @@ class CurrencyAppWidgetConfigureActivityKotlin : AppCompatActivity(), KodeinAwar
                 // failed operation - display toast with message from it.second
                 it.second?.let { message -> displayToast(message) }
             }
-        })
-    }
-
-    private fun setupDataBinding() {
-        // data binding to @R.layout.currency_app_widget_configure
-        DataBindingUtil.setContentView<CurrencyAppWidgetConfigureBinding>(
-            this,
-            R.layout.currency_app_widget_configure
-        ).apply {
-            viewmodel = viewModel
-            lifecycleOwner = this@CurrencyAppWidgetConfigureActivityKotlin
         }
     }
 

app/src/main/java/com/appttude/h_mal/easycc/ui/widget/WidgetSubmitDialog.kt

@@ -4,7 +4,8 @@ import android.app.Dialog
 import android.content.Context
 import android.os.Bundle
 import com.appttude.h_mal.easycc.R
-import kotlinx.android.synthetic.main.confirm_dialog.*
+import com.appttude.h_mal.easycc.databinding.ActivityMainBinding
+import com.appttude.h_mal.easycc.databinding.ConfirmDialogBinding
 
 
 /**
@@ -17,19 +18,22 @@ class WidgetSubmitDialog(
     private val dialogInterface: DialogSubmit
 ) : Dialog(context) {
 
+    private lateinit var binding: ConfirmDialogBinding
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-        setContentView(R.layout.confirm_dialog)
+        binding = ConfirmDialogBinding.inflate(layoutInflater)
+        setContentView(binding.root)
         // layer behind dialog to be transparent
         window!!.setBackgroundDrawableResource(android.R.color.transparent)
         // Dialog cannot be cancelled by clicking away
         setCancelable(false)
 
-        confirm_text.text = messageString
+        binding.confirmText.text = messageString
 
         // handle dialog buttons
-        confirm_yes.setOnClickListener { dialogInterface.onSubmit() }
-        confirm_no.setOnClickListener { dismiss() }
+        binding.confirmYes.setOnClickListener { dialogInterface.onSubmit() }
+        binding.confirmNo.setOnClickListener { dismiss() }
     }
 }
 

app/src/main/java/com/appttude/h_mal/easycc/ui/widget/WidgetViewModel.kt

@@ -4,8 +4,11 @@ import androidx.lifecycle.MutableLiveData
 import androidx.lifecycle.ViewModel
 import com.appttude.h_mal.easycc.data.repository.Repository
 import com.appttude.h_mal.easycc.utils.trimToThree
+import dagger.hilt.android.lifecycle.HiltViewModel
+import javax.inject.Inject
 
-class WidgetViewModel(
+@HiltViewModel
+class WidgetViewModel @Inject constructor(
     private val repository: Repository
 ) : ViewModel() {
 

app/src/main/java/com/appttude/h_mal/easycc/ui/widget/WidgetViewModelFactory.kt

@@ -1,15 +0,0 @@
-package com.appttude.h_mal.easycc.ui.widget
-
-import androidx.lifecycle.ViewModel
-import androidx.lifecycle.ViewModelProvider
-import com.appttude.h_mal.easycc.data.repository.RepositoryImpl
-
-@Suppress("UNCHECKED_CAST")
-class WidgetViewModelFactory(
-    private val repository: RepositoryImpl
-) : ViewModelProvider.NewInstanceFactory() {
-
-    override fun <T : ViewModel?> create(modelClass: Class<T>): T {
-        return WidgetViewModel(repository) as T
-    }
-}

app/src/main/java/com/appttude/h_mal/easycc/widget/CurrencyAppWidgetKotlin.kt

@@ -6,21 +6,19 @@ import android.content.Context
 import android.content.Intent
 import com.appttude.h_mal.easycc.helper.WidgetHelper
 import com.appttude.h_mal.easycc.widget.WidgetServiceIntent.Companion.enqueueWork
-import org.kodein.di.KodeinAware
-import org.kodein.di.LateInitKodein
-import org.kodein.di.generic.instance
+import dagger.hilt.android.AndroidEntryPoint
+import javax.inject.Inject
 
 
 /**
  * Implementation of App Widget functionality.
  * App Widget Configuration implemented in [CurrencyAppWidgetKotlin]
  */
-
+@AndroidEntryPoint
 class CurrencyAppWidgetKotlin : AppWidgetProvider() {
 
-    //DI with kodein to use in CurrencyAppWidgetKotlin
-    private val kodein = LateInitKodein()
-    private val repository: WidgetHelper by kodein.instance()
+    @Inject
+    lateinit var helper: WidgetHelper
 
     //update trigger either on timed update or from from first start
     override fun onUpdate(
@@ -33,10 +31,9 @@ class CurrencyAppWidgetKotlin : AppWidgetProvider() {
     }
 
     override fun onDeleted(context: Context, appWidgetIds: IntArray) {
-        kodein.baseKodein = (context.applicationContext as KodeinAware).kodein
         // When the user deletes the widget, delete the preference associated with it.
         for (appWidgetId in appWidgetIds) {
-            repository.removeWidgetData(appWidgetId)
+            helper.removeWidgetData(appWidgetId)
         }
         super.onDeleted(context, appWidgetIds)
     }

app/src/main/java/com/appttude/h_mal/easycc/widget/WidgetServiceIntent.kt

@@ -1,6 +1,8 @@
 package com.appttude.h_mal.easycc.widget
 
 import android.app.PendingIntent
+import android.app.PendingIntent.FLAG_IMMUTABLE
+import android.app.PendingIntent.FLAG_UPDATE_CURRENT
 import android.appwidget.AppWidgetManager
 import android.content.ComponentName
 import android.content.Context
@@ -11,22 +13,20 @@ import com.appttude.h_mal.easycc.R
 import com.appttude.h_mal.easycc.helper.WidgetHelper
 import com.appttude.h_mal.easycc.ui.main.MainActivity
 import com.appttude.h_mal.easycc.utils.transformIntToArray
+import dagger.hilt.android.AndroidEntryPoint
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
-import org.kodein.di.KodeinAware
-import org.kodein.di.LateInitKodein
-import org.kodein.di.generic.instance
+import javax.inject.Inject
 
+@AndroidEntryPoint
 class WidgetServiceIntent : JobIntentService() {
 
     //DI with kodein to use in CurrencyAppWidgetKotlin
-    private val kodein = LateInitKodein()
-    private val repository: WidgetHelper by kodein.instance()
+    @Inject
+    lateinit var helper: WidgetHelper
 
     override fun onHandleWork(intent: Intent) {
-        kodein.baseKodein = (application as KodeinAware).kodein
-
         val appWidgetManager = AppWidgetManager.getInstance(this)
         val thisAppWidget = ComponentName(packageName, CurrencyAppWidgetKotlin::class.java.name)
         val appWidgetIds = appWidgetManager.getAppWidgetIds(thisAppWidget)
@@ -45,7 +45,7 @@ class WidgetServiceIntent : JobIntentService() {
         val views = RemoteViews(context.packageName, R.layout.currency_app_widget)
 
         CoroutineScope(Dispatchers.Main).launch {
-            val exchangeResponse = repository.getWidgetData()
+            val exchangeResponse = helper.getWidgetData()
 
             exchangeResponse?.let {
                 val titleString = "${it.from}${it.to}"
@@ -63,7 +63,7 @@ class WidgetServiceIntent : JobIntentService() {
                 val configPendingIntent =
                     PendingIntent.getActivity(
                         context, appWidgetId, clickIntentTemplate,
-                        PendingIntent.FLAG_UPDATE_CURRENT
+                        PendingIntent.FLAG_UPDATE_CURRENT or FLAG_IMMUTABLE
                     )
                 views.setOnClickPendingIntent(R.id.widget_view, configPendingIntent)
             }
@@ -87,14 +87,14 @@ class WidgetServiceIntent : JobIntentService() {
             context,
             appWidgetId,
             updateIntent,
-            PendingIntent.FLAG_UPDATE_CURRENT
+            FLAG_UPDATE_CURRENT or FLAG_IMMUTABLE
         )
     }
 
     private fun clickingIntent(
         context: Context
     ): Intent {
-        val pair = repository.repository.getConversionPair()
+        val pair = helper.repository.getConversionPair()
         val s1 = pair.first
         val s2 = pair.second
         return Intent(context, MainActivity::class.java).apply {

app/src/main/res/layout-v26/activity_main.xml

@@ -1,126 +1,113 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools">
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@drawable/ic_background"
+    android:focusable="false"
+    android:focusableInTouchMode="true"
+    android:orientation="vertical"
+    tools:context=".ui.main.MainActivity">
 
-    <data>
+    <RelativeLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_margin="12dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
 
-        <variable
-            name="viewmodel"
-            type="com.appttude.h_mal.easycc.ui.main.MainViewModel" />
-    </data>
-
-    <androidx.constraintlayout.widget.ConstraintLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:background="@drawable/ic_background"
-        android:focusable="false"
-        android:focusableInTouchMode="true"
-        android:orientation="vertical"
-        tools:context=".ui.main.MainActivity">
-
-        <RelativeLayout
-            android:layout_width="0dp"
+        <LinearLayout
+            android:id="@+id/whole_view"
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_margin="12dp"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintLeft_toLeftOf="parent"
-            app:layout_constraintRight_toRightOf="parent"
-            app:layout_constraintTop_toTopOf="parent">
+            android:orientation="vertical">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginBottom="18dp"
+                android:orientation="vertical">
+
+                <androidx.cardview.widget.CardView style="@style/cardview_theme">
+
+                    <TextView
+                        android:id="@+id/currencyOne"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_margin="12dp"
+                        android:autoSizeMaxTextSize="12dp"
+                        android:tag="top"
+                        android:textColor="@color/colour_five"
+                        android:textSize="18sp" />
+                </androidx.cardview.widget.CardView>
+
+
+                <EditText
+                    android:id="@+id/topInsertValue"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="6dp"
+                    android:layout_marginBottom="6dp"
+                    android:background="@drawable/round_edit_text"
+                    android:ems="10"
+                    android:hint="insert value one"
+                    android:inputType="numberDecimal"
+                    android:padding="12dp"
+                    android:selectAllOnFocus="true"
+                    android:tag="from"
+                    android:textColorHighlight="#608d91" />
+
+            </LinearLayout>
 
             <LinearLayout
-                android:id="@+id/whole_view"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:orientation="vertical">
 
-                <LinearLayout
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_marginBottom="18dp"
-                    android:orientation="vertical">
+                <androidx.cardview.widget.CardView style="@style/cardview_theme">
 
-                    <androidx.cardview.widget.CardView style="@style/cardview_theme">
-
-                        <TextView
-                            android:id="@+id/currency_one"
-                            android:layout_width="match_parent"
-                            android:layout_height="wrap_content"
-                            android:layout_margin="12dp"
-                            android:autoSizeMaxTextSize="12dp"
-                            android:tag="top"
-                            android:text="@={viewmodel.rateIdFrom}"
-                            android:textColor="@color/colour_five"
-                            android:textSize="18sp" />
-                    </androidx.cardview.widget.CardView>
-
-
-                    <EditText
-                        android:id="@+id/topInsertValue"
+                    <TextView
+                        android:id="@+id/currencyTwo"
                         android:layout_width="match_parent"
                         android:layout_height="wrap_content"
-                        android:layout_marginTop="6dp"
-                        android:layout_marginBottom="6dp"
-                        android:background="@drawable/round_edit_text"
-                        android:ems="10"
-                        android:hint="insert value one"
-                        android:inputType="numberDecimal"
-                        android:padding="12dp"
-                        android:selectAllOnFocus="true"
-                        android:tag="from"
-                        android:textColorHighlight="#608d91" />
+                        android:layout_margin="12dp"
+                        android:tag="bottom"
+                        android:textColor="@color/colour_five"
+                        android:textSize="18sp" />
+                </androidx.cardview.widget.CardView>
 
-                </LinearLayout>
 
-                <LinearLayout
+                <EditText
+                    android:id="@+id/bottomInsertValues"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:orientation="vertical">
-
-                    <androidx.cardview.widget.CardView style="@style/cardview_theme">
-
-                        <TextView
-                            android:id="@+id/currency_two"
-                            android:layout_width="match_parent"
-                            android:layout_height="wrap_content"
-                            android:layout_margin="12dp"
-                            android:tag="bottom"
-                            android:text="@={viewmodel.rateIdTo}"
-                            android:textColor="@color/colour_five"
-                            android:textSize="18sp" />
-                    </androidx.cardview.widget.CardView>
-
-
-                    <EditText
-                        android:id="@+id/bottomInsertValues"
-                        android:layout_width="match_parent"
-                        android:layout_height="wrap_content"
-                        android:layout_marginTop="6dp"
-                        android:layout_weight="7"
-                        android:background="@drawable/round_edit_text"
-                        android:ems="10"
-                        android:hint="insert value two"
-                        android:inputType="numberDecimal"
-                        android:padding="12dp"
-                        android:selectAllOnFocus="true"
-                        android:tag="to"
-                        android:textColorHighlight="#608d91" />
-
-                </LinearLayout>
+                    android:layout_marginTop="6dp"
+                    android:layout_weight="7"
+                    android:background="@drawable/round_edit_text"
+                    android:ems="10"
+                    android:hint="insert value two"
+                    android:inputType="numberDecimal"
+                    android:padding="12dp"
+                    android:selectAllOnFocus="true"
+                    android:tag="to"
+                    android:textColorHighlight="#608d91" />
 
             </LinearLayout>
 
-            <ProgressBar
-                android:id="@+id/progressBar"
-                style="?android:attr/progressBarStyle"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_centerInParent="true"
-                android:indeterminate="true"
-                android:indeterminateTint="@color/colour_four"
-                android:indeterminateTintMode="src_atop"
-                android:visibility="gone" />
-        </RelativeLayout>
-    </androidx.constraintlayout.widget.ConstraintLayout>
+        </LinearLayout>
 
-</layout>
+        <ProgressBar
+            android:id="@+id/progressBar"
+            style="?android:attr/progressBarStyle"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_centerInParent="true"
+            android:indeterminate="true"
+            android:indeterminateTint="@color/colour_four"
+            android:indeterminateTintMode="src_atop"
+            android:visibility="gone" />
+    </RelativeLayout>
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/activity_main.xml

@@ -1,128 +1,115 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools">
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@drawable/ic_background"
+    android:focusable="false"
+    android:focusableInTouchMode="true"
+    android:orientation="vertical"
+    tools:context=".ui.main.MainActivity">
 
-    <data>
-
-        <variable
-            name="viewmodel"
-            type="com.appttude.h_mal.easycc.ui.main.MainViewModel" />
-    </data>
-
-    <androidx.constraintlayout.widget.ConstraintLayout
-        android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:background="@drawable/ic_background"
-        android:focusable="false"
-        android:focusableInTouchMode="true"
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginBottom="9dp"
         android:orientation="vertical"
-        tools:context=".ui.main.MainActivity">
+        app:layout_constraintBottom_toTopOf="@id/middle"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintWidth_percent=".9">
 
-        <LinearLayout
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            app:layout_constraintWidth_percent=".9"
-            android:layout_marginBottom="9dp"
-            android:orientation="vertical"
-            app:layout_constraintBottom_toTopOf="@id/middle"
-            app:layout_constraintLeft_toLeftOf="parent"
-            app:layout_constraintRight_toRightOf="parent">
+        <androidx.cardview.widget.CardView style="@style/cardview_theme">
 
-            <androidx.cardview.widget.CardView style="@style/cardview_theme">
-
-                <TextView
-                    android:id="@+id/currency_one"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="12dp"
-                    android:tag="top"
-                    android:text="@={viewmodel.rateIdFrom}"
-                    android:textColor="@color/colour_five"
-                    android:textSize="18sp" />
-            </androidx.cardview.widget.CardView>
-
-
-            <EditText
-                android:id="@+id/topInsertValue"
+            <TextView
+                android:id="@+id/currencyOne"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="6dp"
-                android:layout_marginBottom="6dp"
-                android:background="@drawable/round_edit_text"
-                android:ems="10"
-                android:hint="insert value one"
-                android:inputType="numberDecimal"
-                android:padding="12dp"
-                android:selectAllOnFocus="true"
-                android:tag="from"
-                android:textColorHighlight="#608d91" />
-
-        </LinearLayout>
+                android:layout_margin="12dp"
+                android:tag="top"
+                android:textColor="@color/colour_five"
+                android:textSize="18sp" />
+        </androidx.cardview.widget.CardView>
 
 
-        <android.widget.Space
-            android:id="@+id/middle"
+        <EditText
+            android:id="@+id/topInsertValue"
             android:layout_width="match_parent"
-            android:layout_height="1dp"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintTop_toTopOf="parent" />
-
-
-        <LinearLayout
-            android:layout_width="0dp"
             android:layout_height="wrap_content"
-            app:layout_constraintWidth_percent=".9"
-            android:layout_marginTop="9dp"
-            android:orientation="vertical"
-            app:layout_constraintLeft_toLeftOf="parent"
-            app:layout_constraintRight_toRightOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/middle">
+            android:layout_marginTop="6dp"
+            android:layout_marginBottom="6dp"
+            android:background="@drawable/round_edit_text"
+            android:ems="10"
+            android:hint="insert value one"
+            android:inputType="numberDecimal"
+            android:padding="12dp"
+            android:selectAllOnFocus="true"
+            android:tag="from"
+            android:textColorHighlight="#608d91" />
 
-            <androidx.cardview.widget.CardView style="@style/cardview_theme">
-
-                <TextView
-                    android:id="@+id/currency_two"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:layout_margin="12dp"
-                    android:tag="bottom"
-                    android:text="@={viewmodel.rateIdTo}"
-                    android:textColor="@color/colour_five"
-                    android:textSize="18sp" />
-            </androidx.cardview.widget.CardView>
+    </LinearLayout>
 
 
-            <EditText
-                android:id="@+id/bottomInsertValues"
+    <android.widget.Space
+        android:id="@+id/middle"
+        android:layout_width="match_parent"
+        android:layout_height="1dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+
+    <LinearLayout
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="9dp"
+        android:orientation="vertical"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toBottomOf="@id/middle"
+        app:layout_constraintWidth_percent=".9">
+
+        <androidx.cardview.widget.CardView style="@style/cardview_theme">
+
+            <TextView
+                android:id="@+id/currencyTwo"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:layout_marginTop="6dp"
-                android:layout_weight="7"
-                android:background="@drawable/round_edit_text"
-                android:ems="10"
-                android:hint="insert value two"
-                android:inputType="numberDecimal"
-                android:padding="12dp"
-                android:selectAllOnFocus="true"
-                android:tag="to"
-                android:textColorHighlight="#608d91" />
+                android:layout_margin="12dp"
+                android:tag="bottom"
+                android:textColor="@color/colour_five"
+                android:textSize="18sp" />
+        </androidx.cardview.widget.CardView>
 
-        </LinearLayout>
 
-        <ProgressBar
-            android:id="@+id/progressBar"
-            style="?android:attr/progressBarStyle"
-            android:layout_width="wrap_content"
+        <EditText
+            android:id="@+id/bottomInsertValues"
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:indeterminate="true"
-            android:indeterminateTint="@color/colour_four"
-            android:indeterminateTintMode="src_atop"
-            android:visibility="gone"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintLeft_toLeftOf="parent"
-            app:layout_constraintRight_toRightOf="parent"
-            app:layout_constraintTop_toTopOf="parent" />
-    </androidx.constraintlayout.widget.ConstraintLayout>
+            android:layout_marginTop="6dp"
+            android:layout_weight="7"
+            android:background="@drawable/round_edit_text"
+            android:ems="10"
+            android:hint="insert value two"
+            android:inputType="numberDecimal"
+            android:padding="12dp"
+            android:selectAllOnFocus="true"
+            android:tag="to"
+            android:textColorHighlight="#608d91" />
 
-</layout>
+    </LinearLayout>
+
+    <ProgressBar
+        android:id="@+id/progressBar"
+        style="?android:attr/progressBarStyle"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:indeterminate="true"
+        android:indeterminateTint="@color/colour_four"
+        android:indeterminateTintMode="src_atop"
+        android:visibility="gone"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/confirm_dialog.xml

@@ -19,7 +19,7 @@
             android:orientation="vertical">
 
             <TextView
-                android:id="@+id/confirm_text"
+                android:id="@+id/confirmText"
                 android:layout_width="wrap_content"
                 android:layout_height="wrap_content"
                 android:layout_marginTop="12dp"
@@ -36,7 +36,7 @@
                 android:orientation="horizontal">
 
                 <TextView
-                    android:id="@+id/confirm_yes"
+                    android:id="@+id/confirmYes"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_marginTop="8dp"
@@ -48,7 +48,7 @@
                     android:textColor="@color/colour_five" />
 
                 <TextView
-                    android:id="@+id/confirm_no"
+                    android:id="@+id/confirmNo"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_margin="8dp"

app/src/main/res/layout/currency_app_widget_configure.xml

@@ -1,83 +1,68 @@
 <?xml version="1.0" encoding="utf-8"?>
-<layout xmlns:android="http://schemas.android.com/apk/res/android"
-    xmlns:tools="http://schemas.android.com/tools">
-
-    <data>
-
-        <variable
-            name="viewmodel"
-            type="com.appttude.h_mal.easycc.ui.widget.WidgetViewModel" />
-    </data>
+<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:focusable="false"
+    android:focusableInTouchMode="true"
+    android:orientation="vertical"
+    tools:context=".ui.widget.CurrencyAppWidgetConfigureActivityKotlin">
 
     <RelativeLayout
         android:layout_width="match_parent"
-        android:layout_height="match_parent"
-        android:orientation="vertical"
-        android:focusable="false"
-        android:focusableInTouchMode="true"
-        tools:context=".ui.widget.CurrencyAppWidgetConfigureActivityKotlin">
+        android:layout_height="wrap_content"
+        android:layout_centerInParent="true"
+        android:layout_margin="12dp">
 
-        <RelativeLayout
+        <LinearLayout
+            android:id="@+id/whole_view"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:layout_centerInParent="true"
-            android:layout_margin="12dp">
+            android:orientation="vertical">
 
-            <LinearLayout
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content"
-                android:orientation="vertical"
-                android:id="@+id/whole_view">
+            <androidx.cardview.widget.CardView
+                style="@style/cardview_theme"
+                android:layout_margin="11dp">
 
-                <androidx.cardview.widget.CardView
-                    style="@style/cardview_theme"
-                    android:layout_margin="11dp">
-
-                    <TextView
-                        android:id="@+id/currency_one"
-                        android:layout_width="match_parent"
-                        android:layout_height="wrap_content"
-                        android:layout_margin="12dp"
-                        android:tag="top"
-                        android:text="@={viewmodel.rateIdFrom}"
-                        android:textColor="@color/colour_five"
-                        android:textSize="18sp"
-                        tools:text="Currency One" />
-                </androidx.cardview.widget.CardView>
+                <TextView
+                    android:id="@+id/currencyOne"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="12dp"
+                    android:tag="top"
+                    android:textColor="@color/colour_five"
+                    android:textSize="18sp"
+                    tools:text="Currency One" />
+            </androidx.cardview.widget.CardView>
 
 
-                <androidx.cardview.widget.CardView
-                    style="@style/cardview_theme"
-                    android:layout_margin="11dp">
+            <androidx.cardview.widget.CardView
+                style="@style/cardview_theme"
+                android:layout_margin="11dp">
 
-                    <TextView
-                        android:id="@+id/currency_two"
-                        android:layout_width="match_parent"
-                        android:layout_height="wrap_content"
-                        android:layout_margin="12dp"
-                        android:tag="bottom"
-                        android:text="@={viewmodel.rateIdTo}"
-                        android:textColor="@color/colour_five"
-                        android:textSize="18sp"
-                        tools:text="Currency Two" />
-                </androidx.cardview.widget.CardView>
-
-            </LinearLayout>
-
-            <TextView
-                android:layout_marginEnd="22dp"
-                android:id="@+id/submit_widget"
-                android:tag="submit"
-                android:padding="12dp"
-                android:layout_width="wrap_content"
-                android:layout_height="wrap_content"
-                android:layout_below="@id/whole_view"
-                android:layout_alignParentEnd="true"
-                android:textColor="@color/colour_five"
-                android:text="Submit" />
-
-        </RelativeLayout>
+                <TextView
+                    android:id="@+id/currencyTwo"
+                    android:layout_width="match_parent"
+                    android:layout_height="wrap_content"
+                    android:layout_margin="12dp"
+                    android:tag="bottom"
+                    android:textColor="@color/colour_five"
+                    android:textSize="18sp"
+                    tools:text="Currency Two" />
+            </androidx.cardview.widget.CardView>
 
+        </LinearLayout>
 
+        <TextView
+            android:id="@+id/submitWidget"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_below="@id/whole_view"
+            android:layout_alignParentEnd="true"
+            android:layout_marginEnd="22dp"
+            android:padding="12dp"
+            android:tag="submit"
+            android:text="Submit"
+            android:textColor="@color/colour_five" />
     </RelativeLayout>
-</layout>
+</RelativeLayout>

app/src/test/java/com/appttude/h_mal/easycc/ui/main/MainViewModelTest.kt

@@ -6,7 +6,9 @@ import androidx.arch.core.executor.testing.InstantTaskExecutorRule
 import com.appttude.h_mal.easycc.data.network.response.ResponseObject
 import com.appttude.h_mal.easycc.data.repository.Repository
 import com.appttude.h_mal.easycc.helper.CurrencyDataHelper
+import com.appttude.h_mal.easycc.utils.MainCoroutineRule
 import com.appttude.h_mal.easycc.utils.observeOnce
+import kotlinx.coroutines.ExperimentalCoroutinesApi
 import kotlinx.coroutines.runBlocking
 import org.junit.Assert.*
 import org.junit.Before
@@ -23,6 +25,9 @@ class MainViewModelTest {
     @get:Rule
     val instantTaskExecutorRule: InstantTaskExecutorRule = InstantTaskExecutorRule()
 
+    @get:Rule
+    var mainCoroutineRule = MainCoroutineRule()
+
     lateinit var viewModel: MainViewModel
 
     @Mock

app/src/test/java/com/appttude/h_mal/easycc/utils/MainCoroutineRule.kt

@@ -0,0 +1,22 @@
+package com.appttude.h_mal.easycc.utils
+
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.test.*
+import org.junit.rules.TestWatcher
+import org.junit.runner.Description
+
+@ExperimentalCoroutinesApi
+class MainCoroutineRule(private val dispatcher: TestDispatcher = StandardTestDispatcher()) :
+    TestWatcher() {
+
+    override fun starting(description: Description) {
+        super.starting(description)
+        Dispatchers.setMain(dispatcher)
+    }
+
+    override fun finished(description: Description) {
+        super.finished(description)
+        Dispatchers.resetMain()
+    }
+}

build.gradle

@@ -1,25 +1,9 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
-
-buildscript { 
-    ext.kotlin_version = '1.4.10'
-
-    repositories {
-        jcenter()
-        google()
-    }
-    dependencies {
-        classpath 'com.android.tools.build:gradle:4.0.2'
-
-        // NOTE: Do not place your application dependencies here; they belong
-        // in the individual module build.gradle files
-    classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version" }
-}
-
-allprojects {
-    repositories {
-        jcenter()
-        google()
-    }
+plugins {
+    id 'com.android.application' version '7.2.2' apply false
+    id 'com.android.library' version '7.2.2' apply false
+    id 'org.jetbrains.kotlin.android' version '1.7.10' apply false
+    id 'com.google.dagger.hilt.android' version '2.43.2' apply false
 }
 
 task clean(type: Delete) {

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
-#Sat Jun 12 22:27:25 BST 2021
+#Thu Aug 04 22:17:29 BST 2022
 distributionBase=GRADLE_USER_HOME
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.3.3-bin.zip
 distributionPath=wrapper/dists
-zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip
+zipStoreBase=GRADLE_USER_HOME

settings.gradle

@@ -1 +1,16 @@
+pluginManagement {
+    repositories {
+        gradlePluginPortal()
+        google()
+        mavenCentral()
+    }
+}
+dependencyResolutionManagement {
+    repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
+    repositories {
+        google()
+        mavenCentral()
+    }
+}
+rootProject.name = "EasyCC"
 include ':app'