Koin as DI

Signed-off-by: Mohsen <[email protected]>
mohsenoid · Dec 4, 2023 · 33d3470 · 33d3470
1 parent 1f341bf
commit 33d3470
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Showing 9 changed files with 144 additions and 90 deletions.
diff --git a/.idea/.name b/.idea/.name
diff --git a/.idea/artifacts/composeApp_desktop.xml b/.idea/artifacts/composeApp_desktop.xml
diff --git a/.idea/detekt.xml b/.idea/detekt.xml
diff --git a/composeApp/build.gradle.kts b/composeApp/build.gradle.kts
@@ -22,7 +22,7 @@ kotlin {
     listOf(
         iosX64(),
         iosArm64(),
-        iosSimulatorArm64()
+        iosSimulatorArm64(),
     ).forEach { iosTarget ->
         iosTarget.binaries.framework {
             baseName = "ComposeApp"
@@ -37,22 +37,31 @@ kotlin {
             implementation(libs.compose.ui)
             implementation(libs.compose.ui.tooling.preview)
             implementation(libs.androidx.activity.compose)
+
+            implementation(libs.koin.core)
+            implementation(libs.koin.android)
+
             implementation(libs.ktor.client.okhttp)
         }
+
         desktopMain.dependencies {
             implementation(compose.desktop.currentOs)
             implementation(libs.ktor.client.okhttp)
         }
+
         iosMain.dependencies {
             implementation(libs.ktor.client.darwin)
         }
+
         commonMain.dependencies {
             implementation(compose.runtime)
             implementation(compose.foundation)
             implementation(compose.material3)
             @OptIn(ExperimentalComposeLibrary::class)
             implementation(compose.components.resources)
 
+            implementation(libs.koin.core)
+
             implementation(libs.ktor.client.core)
             implementation(libs.ktor.client.content.negotiation)
             implementation(libs.ktor.serialization.kotlinx.json)
@@ -62,6 +71,10 @@ kotlin {
 
             implementation(libs.kamel)
         }
+
+        commonTest.dependencies {
+            implementation(libs.koin.test)
+        }
     }
 }
 

diff --git a/composeApp/src/commonMain/kotlin/episodes/data/EpisodesRemoteDataSource.kt b/composeApp/src/commonMain/kotlin/episodes/data/EpisodesRemoteDataSource.kt
@@ -0,0 +1,28 @@
+package episodes.data
+
+import io.ktor.client.HttpClient
+import io.ktor.client.call.body
+import io.ktor.client.plugins.contentnegotiation.ContentNegotiation
+import io.ktor.client.request.get
+import io.ktor.client.request.parameter
+import io.ktor.serialization.kotlinx.json.json
+
+class EpisodesRemoteDataSource {
+
+    private val httpClient = HttpClient {
+        install(ContentNegotiation) {
+            json()
+        }
+    }
+
+    suspend fun fetchEpisodes(page: Int): Response =
+        httpClient
+            .get("https://rickandmortyapi.com/api/episode") {
+                parameter("page", page)
+            }
+            .body<Response>()
+
+    fun close() {
+        httpClient.close()
+    }
+}
diff --git a/composeApp/src/commonMain/kotlin/episodes/data/EpisodesRepositoryImpl.kt b/composeApp/src/commonMain/kotlin/episodes/data/EpisodesRepositoryImpl.kt
@@ -0,0 +1,26 @@
+package episodes.data
+
+import episodes.domain.Episode
+import episodes.domain.EpisodesRepository
+
+internal class EpisodesRepositoryImpl(
+    private val remote: EpisodesRemoteDataSource,
+) : EpisodesRepository {
+
+    override suspend fun getEpisodes(page: Int): List<Episode> {
+        return remote.fetchEpisodes(page).results.map {
+            Episode(
+                id = it.id,
+                name = it.name,
+                airDate = it.airDate,
+                episode = it.episode,
+                characters = it.characters,
+                created = it.created,
+            )
+        }
+    }
+
+    override fun close() {
+        remote.close()
+    }
+}
diff --git a/composeApp/src/commonMain/kotlin/episodes/domain/EpisodesRepository.kt b/composeApp/src/commonMain/kotlin/episodes/domain/EpisodesRepository.kt
@@ -0,0 +1,6 @@
+package episodes.domain
+
+interface EpisodesRepository {
+    suspend fun getEpisodes(page: Int): List<Episode>
+    fun close()
+}
diff --git a/composeApp/src/commonMain/kotlin/episodes/presentation/EpisodesViewModel.kt b/composeApp/src/commonMain/kotlin/episodes/presentation/EpisodesViewModel.kt
@@ -1,15 +1,7 @@
 package episodes.presentation
 
 import dev.icerock.moko.mvvm.viewmodel.ViewModel
-import episodes.data.Response
-import episodes.data.Result
-import episodes.domain.Episode
-import io.ktor.client.HttpClient
-import io.ktor.client.call.body
-import io.ktor.client.plugins.contentnegotiation.ContentNegotiation
-import io.ktor.client.request.get
-import io.ktor.client.request.parameter
-import io.ktor.serialization.kotlinx.json.json
+import episodes.domain.EpisodesRepository
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.update
@@ -20,41 +12,20 @@ class EpisodesViewModel : ViewModel() {
     private val _uiState = MutableStateFlow(EpisodesUiState())
     val uiState: StateFlow<EpisodesUiState> by ::_uiState
 
-    private val httpClient = HttpClient() {
-        install(ContentNegotiation) {
-            json()
-        }
-    }
+    private val repository: EpisodesRepository = TODO()
 
     fun updateEpisodes() {
         viewModelScope.launch {
-            val episodes = getEpisodes()
+            val episodes = repository.getEpisodes(1)
             _uiState.update { currentState ->
-                currentState.copy(episodes = episodes.results.map { it.toEpisode() })
+                currentState.copy(episodes = episodes)
             }
         }
     }
 
-    private suspend fun getEpisodes(): Response =
-        httpClient
-            .get("https://rickandmortyapi.com/api/episode") {
-                parameter("page", 1)
-            }
-            .body<Response>()
-
-    private fun Result.toEpisode() =
-        Episode(
-            id = id,
-            name = name,
-            airDate = airDate,
-            episode = episode,
-            characters = characters,
-            created = created
-        )
-
     override fun onCleared() {
         super.onCleared()
-        httpClient.close()
+        repository.close()
     }
 
     fun onEpisodeClicked(episodeId: Int) {

diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,53 +1,57 @@
-[versions]
-compose = "1.5.4"
-compose-plugin = "1.5.11"
-compose-compiler = "1.5.5"
-agp = "8.1.4"
-android-minSdk = "24"
-android-compileSdk = "34"
-android-targetSdk = "34"
-androidx-activityCompose = "1.8.1"
-androidx-core-ktx = "1.12.0"
-androidx-appcompat = "1.6.1"
-androidx-material = "1.10.0"
-androidx-constraintlayout = "2.1.4"
-androidx-test-junit = "1.1.5"
-androidx-espresso-core = "3.5.1"
-kotlin = "1.9.21"
-kotlinx-couroutines = "1.7.3"
-junit = "4.13.2"
-ktor = "2.3.6"
-moko-mvvm = "0.16.1"
-kamel = "0.8.3"
-
-[libraries]
-kotlin-test = { module = "org.jetbrains.kotlin:kotlin-test", version.ref = "kotlin" }
-kotlin-test-junit = { module = "org.jetbrains.kotlin:kotlin-test-junit", version.ref = "kotlin" }
-junit = { group = "junit", name = "junit", version.ref = "junit" }
-compose-ui = { module = "androidx.compose.ui:ui", version.ref = "compose" }
-compose-ui-tooling = { module = "androidx.compose.ui:ui-tooling", version.ref = "compose" }
-compose-ui-tooling-preview = { module = "androidx.compose.ui:ui-tooling-preview", version.ref = "compose" }
-compose-foundation = { module = "androidx.compose.foundation:foundation", version.ref = "compose" }
-compose-material3 = { module = "androidx.compose.material3:material3", version.ref = "compose" }
-androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "androidx-core-ktx" }
-androidx-test-junit = { group = "androidx.test.ext", name = "junit", version.ref = "androidx-test-junit" }
-androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "androidx-espresso-core" }
-androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "androidx-appcompat" }
-androidx-material3 = { group = "com.google.android.material", name = "material", version.ref = "androidx-material" }
-androidx-constraintlayout = { group = "androidx.constraintlayout", name = "constraintlayout", version.ref = "androidx-constraintlayout" }
-androidx-activity-compose = { module = "androidx.activity:activity-compose", version.ref = "androidx-activityCompose" }
-ktor-client-content-negotiation = { module = "io.ktor:ktor-client-content-negotiation", version.ref = "ktor" }
-ktor-serialization-kotlinx-json = { module = "io.ktor:ktor-serialization-kotlinx-json", version.ref = "ktor" }
-ktor-client-core = { module = "io.ktor:ktor-client-core", version.ref = "ktor" }
-ktor-client-okhttp = { module = "io.ktor:ktor-client-okhttp", version.ref = "ktor" }
-ktor-client-darwin = { module = "io.ktor:ktor-client-darwin", version.ref = "ktor" }
-moko-mvvm-core = { module = "dev.icerock.moko:mvvm-core", version.ref = "moko-mvvm" }
-moko-mvvm-compose = { module = "dev.icerock.moko:mvvm-compose", version.ref = "moko-mvvm" }
-kamel = { module = "media.kamel:kamel-image", version.ref = "kamel" }
-
-[plugins]
-jetbrainsCompose = { id = "org.jetbrains.compose", version.ref = "compose-plugin" }
-androidApplication = { id = "com.android.application", version.ref = "agp" }
-androidLibrary = { id = "com.android.library", version.ref = "agp" }
-kotlinMultiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" }
-kotlinXSerialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }
+[versions]
+compose = "1.5.4"
+compose-plugin = "1.5.11"
+compose-compiler = "1.5.5"
+agp = "8.1.4"
+android-minSdk = "24"
+android-compileSdk = "34"
+android-targetSdk = "34"
+androidx-activityCompose = "1.8.1"
+androidx-core-ktx = "1.12.0"
+androidx-appcompat = "1.6.1"
+androidx-material = "1.10.0"
+androidx-constraintlayout = "2.1.4"
+androidx-test-junit = "1.1.5"
+androidx-espresso-core = "3.5.1"
+kotlin = "1.9.21"
+kotlinx-couroutines = "1.7.3"
+junit = "4.13.2"
+koin = "3.2.0"
+ktor = "2.3.6"
+moko-mvvm = "0.16.1"
+kamel = "0.8.3"
+
+[libraries]
+kotlin-test = { module = "org.jetbrains.kotlin", name = "kotlin-test", version.ref = "kotlin" }
+kotlin-test-junit = { module = "org.jetbrains.kotlin", name = "kotlin-test-junit", version.ref = "kotlin" }
+junit = { group = "junit", name = "junit", version.ref = "junit" }
+compose-ui = { module = "androidx.compose.ui", name = "ui", version.ref = "compose" }
+compose-ui-tooling = { module = "androidx.compose.ui", name = "ui-tooling", version.ref = "compose" }
+compose-ui-tooling-preview = { module = "androidx.compose.ui", name = "ui-tooling-preview", version.ref = "compose" }
+compose-foundation = { module = "androidx.compose.foundation", name = "foundation", version.ref = "compose" }
+compose-material3 = { module = "androidx.compose.material3", name = "material3", version.ref = "compose" }
+androidx-core-ktx = { group = "androidx.core", name = "core-ktx", version.ref = "androidx-core-ktx" }
+androidx-test-junit = { group = "androidx.test.ext", name = "junit", version.ref = "androidx-test-junit" }
+androidx-espresso-core = { group = "androidx.test.espresso", name = "espresso-core", version.ref = "androidx-espresso-core" }
+androidx-appcompat = { group = "androidx.appcompat", name = "appcompat", version.ref = "androidx-appcompat" }
+androidx-material3 = { group = "com.google.android.material", name = "material", version.ref = "androidx-material" }
+androidx-constraintlayout = { group = "androidx.constraintlayout", name = "constraintlayout", version.ref = "androidx-constraintlayout" }
+androidx-activity-compose = { module = "androidx.activity", name = "activity-compose", version.ref = "androidx-activityCompose" }
+koin-core = { module = "io.insert-koin", name = "koin-core", version.ref = "koin" }
+koin-test = { module = "io.insert-koin", name = "koin-test", version.ref = "koin" }
+koin-android = { module = "io.insert-koin", name = "koin-android", version.ref = "koin" }
+ktor-client-content-negotiation = { module = "io.ktor", name = "ktor-client-content-negotiation", version.ref = "ktor" }
+ktor-serialization-kotlinx-json = { module = "io.ktor", name = "ktor-serialization-kotlinx-json", version.ref = "ktor" }
+ktor-client-core = { module = "io.ktor", name = "ktor-client-core", version.ref = "ktor" }
+ktor-client-okhttp = { module = "io.ktor", name = "ktor-client-okhttp", version.ref = "ktor" }
+ktor-client-darwin = { module = "io.ktor", name = "ktor-client-darwin", version.ref = "ktor" }
+moko-mvvm-core = { module = "dev.icerock.moko", name = "mvvm-core", version.ref = "moko-mvvm" }
+moko-mvvm-compose = { module = "dev.icerock.moko", name = "mvvm-compose", version.ref = "moko-mvvm" }
+kamel = { module = "media.kamel", name = "kamel-image", version.ref = "kamel" }
+
+[plugins]
+jetbrainsCompose = { id = "org.jetbrains.compose", version.ref = "compose-plugin" }
+androidApplication = { id = "com.android.application", version.ref = "agp" }
+androidLibrary = { id = "com.android.library", version.ref = "agp" }
+kotlinMultiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" }
+kotlinXSerialization = { id = "org.jetbrains.kotlin.plugin.serialization", version.ref = "kotlin" }