Developing the Ilia Challenge with Hilt, Room, RxJava, LiveData

app/build.gradle

@@ -1,16 +1,15 @@
 apply plugin: 'com.android.application'
-
 apply plugin: 'kotlin-android'
-
-apply plugin: 'kotlin-android-extensions'
+apply plugin: 'kotlin-kapt'
+apply plugin: 'dagger.hilt.android.plugin'
 
 android {
-    compileSdkVersion 28
-    buildToolsVersion "29.0.2"
+    compileSdkVersion 30
+    buildToolsVersion "30.0.3"
     defaultConfig {
         applicationId "br.com.aisdigital.androidchallenge"
         minSdkVersion 21
-        targetSdkVersion 28
+        targetSdkVersion 30
         versionCode 1
         versionName "1.0"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
@@ -21,15 +20,63 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
         }
     }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+
+    buildFeatures {
+        viewBinding true
+    }
+
+    testOptions {
+        unitTests.returnDefaultValues = true
+    }
 }
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
-    implementation 'androidx.appcompat:appcompat:1.0.2'
-    implementation 'androidx.core:core-ktx:1.0.2'
-    implementation 'androidx.constraintlayout:constraintlayout:1.1.3'
-    testImplementation 'junit:junit:4.12'
-    androidTestImplementation 'androidx.test:runner:1.2.0'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    implementation 'androidx.appcompat:appcompat:1.3.1'
+    implementation 'androidx.core:core-ktx:1.6.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.0'
+    implementation 'com.google.android.material:material:1.4.0'
+
+    implementation "androidx.lifecycle:lifecycle-extensions:2.2.0"
+    implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.3.1'
+    implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.1'
+    implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.3.1'
+    implementation "androidx.fragment:fragment-ktx:1.3.6"
+
+    // HILT
+    implementation 'com.google.dagger:hilt-android:2.38.1'
+    kapt 'com.google.dagger:hilt-android-compiler:2.38.1'
+
+    // RX
+    implementation "io.reactivex.rxjava2:rxjava:2.1.9"
+    implementation "io.reactivex.rxjava2:rxandroid:2.0.2"
+
+    // RETROFIT
+    implementation "com.squareup.retrofit2:retrofit:2.9.0"
+    implementation "com.squareup.retrofit2:converter-gson:2.9.0"
+    implementation 'com.squareup.retrofit2:adapter-rxjava2:2.3.0'
+    implementation "com.google.code.gson:gson:2.8.6"
+
+    // ROOM
+    api "androidx.room:room-runtime:2.3.0"
+    api "androidx.room:room-ktx:2.3.0"
+    kapt "androidx.room:room-compiler:2.3.0"
+
+    implementation 'com.squareup.picasso:picasso:2.71828'
+
+    testImplementation 'junit:junit:4.13.2'
+    testImplementation "com.nhaarman.mockitokotlin2:mockito-kotlin:2.2.0"
+    testImplementation 'org.mockito:mockito-inline:2.22.0'
+    testImplementation "com.squareup.okhttp3:mockwebserver:3.12.0"
+
+    androidTestImplementation 'androidx.test:runner:1.4.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test:rules:1.4.0'
+    androidTestImplementation 'androidx.test.ext:truth:1.4.0'
 }

app/src/androidTest/java/br/com/aisdigital/androidchallenge/persistence/MainDatabaseTest.kt

@@ -0,0 +1,49 @@
+package br.com.aisdigital.androidchallenge.persistence
+
+import android.content.Context
+import androidx.room.Room
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import br.com.aisdigital.androidchallenge.model.User
+import br.com.aisdigital.androidchallenge.persistence.dao.UserDao
+import kotlinx.coroutines.runBlocking
+import org.hamcrest.CoreMatchers
+import org.hamcrest.MatcherAssert
+import org.junit.After
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import java.io.IOException
+
+@RunWith(AndroidJUnit4::class)
+class MainDatabaseTest {
+    private lateinit var userDao: UserDao
+    private lateinit var db: MainDatabase
+
+    @Before
+    fun setUp() {
+        val context = ApplicationProvider.getApplicationContext<Context>()
+        db = Room.inMemoryDatabaseBuilder(
+            context, MainDatabase::class.java
+        ).build()
+        userDao = db.getUserDao()
+    }
+
+    @After
+    @Throws(IOException::class)
+    fun closeDb() {
+        db.close()
+    }
+
+    @Test
+    fun insertAndReadUser() = runBlocking {
+
+        val user = User("Rodrigo", 35, "MALE")
+
+        userDao.insert(user)
+
+        val userResult = userDao.getUser()
+
+        MatcherAssert.assertThat(userResult, CoreMatchers.equalTo(user))
+    }
+}

app/src/androidTest/java/br/com/aisdigital/androidchallenge/presentation/LoginActivityTest.kt

@@ -0,0 +1,45 @@
+package br.com.aisdigital.androidchallenge.presentation
+
+import androidx.test.core.app.ActivityScenario
+import androidx.test.espresso.Espresso.*
+import androidx.test.espresso.action.ViewActions
+import androidx.test.espresso.action.ViewActions.*
+import androidx.test.espresso.assertion.ViewAssertions.*
+import androidx.test.espresso.matcher.ViewMatchers.*
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import br.com.aisdigital.androidchallenge.R
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class LoginActivityTest {
+
+    @Test
+    fun checkStartOfActivityLogin() {
+        ActivityScenario.launch(LoginActivity::class.java)
+
+        onView(withId(R.id.emailField)).check(matches(isDisplayed()))
+
+        onView(withId(R.id.pwdField)).check(matches(isDisplayed()))
+
+        onView(withId(R.id.loginButton)).check(matches(isDisplayed()))
+    }
+
+    @Test
+    fun checkClickOnButtonLoginWithEmptyFields() {
+        ActivityScenario.launch(LoginActivity::class.java)
+
+        onView(withId(R.id.loginButton)).perform(click())
+
+        onView(withId(R.id.emailField))
+            .check(matches(hasErrorText("Este campo é obrigatório")))
+
+        onView(withId(R.id.emailField))
+            .perform(typeText("teste@email.com"), ViewActions.closeSoftKeyboard())
+
+        onView(withId(R.id.loginButton)).perform(click())
+
+        onView(withId(R.id.pwdField))
+            .check(matches(hasErrorText("Este campo é obrigatório")))
+    }
+}

app/src/main/AndroidManifest.xml

@@ -2,20 +2,26 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="br.com.aisdigital.androidchallenge">
 
+    <uses-permission android:name="android.permission.INTERNET" />
+    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+
     <application
-        android:allowBackup="true"
+        android:name=".AndroidChallenge"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
-        <activity android:name=".MainActivity">
+        <activity android:name=".presentation.LoginActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
+        <activity android:name=".presentation.TeamsActivity" />
+
     </application>
 
 </manifest>

app/src/main/java/br/com/aisdigital/androidchallenge/AndroidChallenge.kt

@@ -0,0 +1,9 @@
+package br.com.aisdigital.androidchallenge
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class AndroidChallenge : Application() {
+
+}

app/src/main/java/br/com/aisdigital/androidchallenge/model/Team.kt

@@ -0,0 +1,13 @@
+package br.com.aisdigital.androidchallenge.model
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "teams")
+data class Team(@PrimaryKey
+                @ColumnInfo(name = "name") val name: String,
+                @ColumnInfo(name = "city") val city:String,
+                @ColumnInfo(name = "conference") val conference: String,
+                @ColumnInfo(name = "teamImageUrl") val teamImageUrl: String,
+                @ColumnInfo(name = "description") val description : String)

app/src/main/java/br/com/aisdigital/androidchallenge/model/Token.kt

@@ -0,0 +1,3 @@
+package br.com.aisdigital.androidchallenge.model
+
+data class Token(val token : String)

app/src/main/java/br/com/aisdigital/androidchallenge/model/User.kt

@@ -0,0 +1,11 @@
+package br.com.aisdigital.androidchallenge.model
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "users")
+data class User (@PrimaryKey
+                 @ColumnInfo(name = "name") val name: String,
+                 @ColumnInfo(name = "age") val age: Int,
+                 @ColumnInfo(name = "gender") val gender: String)

app/src/main/java/br/com/aisdigital/androidchallenge/modules/Module.kt

@@ -0,0 +1,74 @@
+package br.com.aisdigital.androidchallenge.modules
+
+import android.content.Context
+import androidx.room.Room
+import br.com.aisdigital.androidchallenge.AndroidChallenge
+import br.com.aisdigital.androidchallenge.networking.TeamsApi
+import br.com.aisdigital.androidchallenge.persistence.MainDatabase
+import dagger.Module
+import dagger.Provides
+import dagger.hilt.InstallIn
+import dagger.hilt.android.qualifiers.ApplicationContext
+import dagger.hilt.components.SingletonComponent
+import io.reactivex.Scheduler
+import io.reactivex.android.schedulers.AndroidSchedulers
+import io.reactivex.schedulers.Schedulers
+import retrofit2.Retrofit
+import retrofit2.adapter.rxjava2.RxJava2CallAdapterFactory
+import retrofit2.converter.gson.GsonConverterFactory
+import javax.inject.Singleton
+
+@Module
+@InstallIn(SingletonComponent::class)
+class Module {
+
+    @Singleton
+    @Provides
+    fun provideApplication(@ApplicationContext app: Context): AndroidChallenge {
+        return app as AndroidChallenge
+    }
+
+    @Singleton
+    @Provides
+    fun provideRetrofit(): Retrofit {
+        return Retrofit.Builder()
+            .baseUrl("https://c526ee5a-a2fb-446c-b242-d5fa13592a1a.mock.pstmn.io")
+            .addConverterFactory(GsonConverterFactory.create())
+            .addCallAdapterFactory(RxJava2CallAdapterFactory.create())
+            .build()
+    }
+
+    @Singleton
+    @Provides
+    fun provideTeamsApi(retrofit: Retrofit): TeamsApi {
+        return retrofit.create(TeamsApi::class.java)
+    }
+
+    @Singleton
+    @Provides
+    fun provideDatabase(@ApplicationContext appContext: Context) : MainDatabase {
+        return Room.databaseBuilder(
+            appContext,
+            MainDatabase::class.java,
+            "main_database"
+        ).build()
+    }
+
+    @Singleton
+    @Provides
+    fun provideUserDao(db: MainDatabase) = db.getUserDao()
+
+    @Singleton
+    @Provides
+    fun provideTeamDao(db: MainDatabase) = db.getTeamDao()
+
+    @Singleton
+    @Provides
+    fun provideSchedulerIO() = SchedulerProvider()
+
+    open class SchedulerProvider {
+        fun computation() = Schedulers.computation()
+        fun ui() = AndroidSchedulers.mainThread()
+        fun io() = Schedulers.io()
+    }
+}