MoviesApp by Hashem Mousavi

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
+/.idea/.gitignore
+/.idea/compiler.xml
+/.idea/gradle.xml
+/.idea/misc.xml
+/.idea/vcs.xml

app/.gitignore

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+/build

app/build.gradle

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+plugins {
+    id 'com.android.application'
+    id 'kotlin-android'
+    id 'kotlin-kapt'
+    id 'dagger.hilt.android.plugin'
+    id 'kotlin-android-extensions'
+}
+
+android {
+    compileSdk 31
+
+    defaultConfig {
+        applicationId "com.mousavi.hashem.mymoviesapp"
+        minSdk 21
+        targetSdk 31
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+    kotlinOptions {
+        jvmTarget = '1.8'
+    }
+}
+
+dependencies {
+
+    //androidx dependencies
+    implementation 'androidx.fragment:fragment-ktx:1.4.0'
+    implementation 'androidx.core:core-ktx:1.7.0'
+    implementation 'androidx.appcompat:appcompat:1.4.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.2'
+
+    //material
+    implementation 'com.google.android.material:material:1.4.0'
+
+    //Retrofit
+    implementation 'com.squareup.retrofit2:retrofit:2.9.0'
+    implementation 'com.squareup.retrofit2:converter-gson:2.9.0'
+    implementation 'com.squareup.okhttp3:logging-interceptor:4.9.3'
+
+    //Gson
+    implementation 'com.google.code.gson:gson:2.8.9'
+
+    // Coroutines
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.5.2'
+    implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.5.2'
+
+    // Coroutine Lifecycle Scopes
+    implementation "androidx.lifecycle:lifecycle-viewmodel-ktx:2.4.0"
+    implementation "androidx.lifecycle:lifecycle-runtime-ktx:2.4.0"
+
+    //Dagger - Hilt
+    implementation "com.google.dagger:hilt-android:2.38.1"
+    kapt "com.google.dagger:hilt-android-compiler:2.38.1"
+    implementation "androidx.hilt:hilt-lifecycle-viewmodel:1.0.0-alpha03"
+    kapt "androidx.hilt:hilt-compiler:1.0.0"
+
+    //Navigation Component
+    def nav_version = "2.4.0-rc01"
+    implementation("androidx.navigation:navigation-fragment-ktx:$nav_version")
+    implementation("androidx.navigation:navigation-ui-ktx:$nav_version")
+
+    // Room
+    implementation "androidx.room:room-runtime:2.4.0"
+    kapt "androidx.room:room-compiler:2.4.0"
+    // Kotlin Extensions and Coroutines support for Room
+    implementation "androidx.room:room-ktx:2.3.0"
+
+    //ImageLoader
+    implementation("io.coil-kt:coil:1.4.0")
+
+    testImplementation 'junit:junit:4.13.2'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation "com.google.truth:truth:1.1.3"
+    testImplementation "com.google.truth:truth:1.1.3"
+    testImplementation "org.mockito.kotlin:mockito-kotlin:4.0.0"
+    testImplementation "org.mockito:mockito-core:4.0.0"
+
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/mousavi/hashem/mymoviesapp/ExampleInstrumentedTest.kt

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+package com.mousavi.hashem.mymoviesapp
+
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.ext.junit.runners.AndroidJUnit4
+
+import org.junit.Test
+import org.junit.runner.RunWith
+
+import org.junit.Assert.*
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("com.mousavi.hashem.mymoviesapp", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.mousavi.hashem.mymoviesapp">
+
+    <uses-permission android:name="android.permission.INTERNET"/>
+
+    <application
+        android:name=".MoviesApp"
+        android:allowBackup="true"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.MyMoviesApp">
+        <activity
+            android:name=".presentaion.MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/com/mousavi/hashem/common/Either.kt

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+package com.mousavi.hashem.common
+
+sealed class Either<out T, out E> {
+    data class Success<T, E>(val data: T) : Either<T, E>()
+
+    data class Error<T, E>(val error: E) : Either<T, E>()
+}

app/src/main/java/com/mousavi/hashem/mymoviesapp/MoviesApp.kt

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+package com.mousavi.hashem.mymoviesapp
+
+import android.app.Application
+import dagger.hilt.android.HiltAndroidApp
+
+@HiltAndroidApp
+class MoviesApp: Application()

app/src/main/java/com/mousavi/hashem/mymoviesapp/data/local/Converters.kt

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+package com.mousavi.hashem.mymoviesapp.data.local
+
+import androidx.room.TypeConverter
+import com.google.gson.Gson
+import com.google.gson.reflect.TypeToken
+
+class Converters {
+
+    @TypeConverter
+    fun listToString(list: List<String>) = Gson().toJson(list)
+
+    @TypeConverter
+    fun stringToList(value: String): List<String> {
+        val type = object : TypeToken<List<String>>() {}.type
+        return Gson().fromJson(value, type)
+    }
+}

app/src/main/java/com/mousavi/hashem/mymoviesapp/data/local/MovieDao.kt

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+package com.mousavi.hashem.mymoviesapp.data.local
+
+import androidx.room.*
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface MovieDao {
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insertMovieEntity(movieEntity: MovieEntity)
+
+    @Query("SELECT * FROM movies_table")
+    fun getMovieEntities(): Flow<List<MovieEntity>>
+
+    @Delete
+    suspend fun deleteMovieEntity(movieEntity: MovieEntity)
+
+    @Query("SELECT * FROM movies_table WHERE id=:id")
+    suspend fun getMovieEntity(id: Int): MovieEntity?
+}

app/src/main/java/com/mousavi/hashem/mymoviesapp/data/local/MovieEntity.kt

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+package com.mousavi.hashem.mymoviesapp.data.local
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import com.mousavi.hashem.mymoviesapp.domain.model.Movie
+
+@Entity(tableName = "movies_table")
+class MovieEntity(
+    @PrimaryKey(autoGenerate = false)
+    val id: Int,
+    val backdropPath: String?,
+    val genreIds: List<String>,
+    val overview: String,
+    val posterPath: String?,
+    val releaseDate: String?,
+    val title: String,
+    val voteAverage: Double,
+    val voteCount: Int,
+) {
+    fun toMovie(): Movie {
+        return Movie(
+            backdropPath = backdropPath,
+            genreNames = genreIds.toMutableList(),
+            id = id,
+            overview = overview,
+            posterPath = posterPath,
+            releaseDate = releaseDate,
+            title = title,
+            voteAverage = voteAverage,
+            voteCount = voteCount,
+        )
+    }
+}

app/src/main/java/com/mousavi/hashem/mymoviesapp/data/local/MoviesDatabase.kt

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+package com.mousavi.hashem.mymoviesapp.data.local
+
+import androidx.room.Database
+import androidx.room.RoomDatabase
+import androidx.room.TypeConverters
+
+@Database(
+    entities = [MovieEntity::class],
+    version = 1
+)
+@TypeConverters(Converters::class)
+abstract class MoviesDatabase: RoomDatabase() {
+    abstract val dao: MovieDao
+
+    companion object {
+        const val DATABASE_NAME = "movies_db"
+    }
+}

app/src/main/java/com/mousavi/hashem/mymoviesapp/data/remote/Api.kt

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+package com.mousavi.hashem.mymoviesapp.data.remote
+
+import com.mousavi.hashem.mymoviesapp.data.remote.dto.GenresDto
+import com.mousavi.hashem.mymoviesapp.data.remote.dto.PageDataDto
+import com.mousavi.hashem.mymoviesapp.data.remote.dto.ReviewsDto
+import retrofit2.http.GET
+import retrofit2.http.Path
+import retrofit2.http.Query
+
+interface Api {
+
+    companion object {
+        const val BASE_URL = "https://api.themoviedb.org/3/"
+        const val API_KEY = "7457b8e2de9fbd83fe4e24eaa79912f2"
+        const val IMAGE_BASE_URL = "https://image.tmdb.org/t/p/w500"
+    }
+
+    @GET("movie/popular")
+    suspend fun getPopularMovies(
+        @Query("language") language: String,
+        @Query("page") page: Int,
+    ): PageDataDto
+
+    @GET("genre/movie/list")
+    suspend fun getGenres(): GenresDto
+
+    @GET("movie/{movie_id}/reviews")
+    suspend fun getReviews(
+        @Path("movie_id") movieId: Int,
+        @Query("language") language: String,
+        @Query("page") page: Int,
+    ): ReviewsDto
+}

app/src/main/java/com/mousavi/hashem/mymoviesapp/data/remote/NetworkDataSource.kt

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+package com.mousavi.hashem.mymoviesapp.data.remote
+
+import com.mousavi.hashem.common.Either
+import com.mousavi.hashem.mymoviesapp.data.remote.dto.GenresDto
+import com.mousavi.hashem.mymoviesapp.data.remote.dto.PageDataDto
+import com.mousavi.hashem.mymoviesapp.data.remote.dto.ReviewsDto
+
+interface NetworkDataSource {
+
+    suspend fun getPopularMovies(
+        language: String,
+        page: Int,
+    ): Either<PageDataDto, String>
+
+    suspend fun getGenres(): Either<GenresDto, String>
+
+    suspend fun getReviews(
+        movieId: Int,
+        language: String,
+        page: Int,
+    ): Either<ReviewsDto, String>
+}