[refactor] commonMain 내 LocalContext.current 사용 코드 대체 및 컴파일 타임 빌드 문제 해결

Author: medi-jihun-lee

composeApp/build.gradle.kts

@@ -17,6 +17,7 @@ kotlin {
     androidTarget {
         compilerOptions {
             jvmTarget.set(JvmTarget.JVM_17)
+            freeCompilerArgs.add("-Xexpect-actual-classes")
         }
     }
 
@@ -25,7 +26,7 @@ kotlin {
     listOf(
         iosX64(),
         iosArm64(),
-        iosSimulatorArm64()
+        iosSimulatorArm64(),
     ).forEach {
         it.binaries.framework {
             export(libs.androidx.lifecycle.viewmodel)
@@ -139,13 +140,21 @@ android {
         }
     }
 
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+
     buildFeatures {
         buildConfig = true
     }
 }
 
 dependencies {
-    ksp(libs.androidx.room.compiler)
+    add("kspAndroid", libs.androidx.room.compiler)
+    add("kspIosX64", libs.androidx.room.compiler)
+    add("kspIosArm64", libs.androidx.room.compiler)
+    add("kspIosSimulatorArm64", libs.androidx.room.compiler)
 }
 
 room {

composeApp/src/androidMain/kotlin/com/nexters/bandalart/BandalartApplication.kt

@@ -1,14 +1,23 @@
 package com.nexters.bandalart
 
 import android.app.Application
-import com.nexters.bandalart.di.initKoin
+import io.github.aakira.napier.DebugAntilog
+import io.github.aakira.napier.Napier
 import org.koin.android.ext.koin.androidContext
+import org.koin.androix.startup.KoinStartup
+import org.koin.core.annotation.KoinExperimentalAPI
+import org.koin.dsl.koinConfiguration
 
-class BandalartApplication : Application() {
+@OptIn(KoinExperimentalAPI::class)
+class BandalartApplication : Application(), KoinStartup {
     override fun onCreate() {
         super.onCreate()
-        initKoin {
-            androidContext(this@BandalartApplication)
+        if (BuildConfig.DEBUG) {
+            Napier.base(DebugAntilog())
         }
     }
+
+    override fun onKoinStartup() = koinConfiguration {
+        androidContext(this@BandalartApplication)
+    }
 }

composeApp/src/commonMain/kotlin/com/nexters/bandalart/feature/complete/CompleteScreen.kt

@@ -17,7 +17,6 @@ import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
-import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
@@ -28,8 +27,7 @@ import bandalart.composeapp.generated.resources.complete_save
 import bandalart.composeapp.generated.resources.complete_share
 import bandalart.composeapp.generated.resources.complete_title
 import bandalart.composeapp.generated.resources.save_bandalart_image
-import com.nexters.bandalart.core.common.extension.saveUriToGallery
-import com.nexters.bandalart.core.common.extension.shareImage
+import com.nexters.bandalart.core.common.ImageHandlerProvider
 import com.nexters.bandalart.core.common.utils.ObserveAsEvents
 import com.nexters.bandalart.core.designsystem.theme.Gray50
 import com.nexters.bandalart.core.designsystem.theme.Gray900
@@ -46,6 +44,7 @@ import kotlinx.coroutines.launch
 import multiplatform.network.cmptoast.showToast
 import org.jetbrains.compose.resources.getString
 import org.jetbrains.compose.resources.stringResource
+import org.koin.compose.koinInject
 import org.koin.compose.viewmodel.koinViewModel
 
 private const val FINISH_LOTTIE_FILE = "files/finish.json"
@@ -57,8 +56,8 @@ internal fun CompleteRoute(
     viewModel: CompleteViewModel = koinViewModel(),
 ) {
     val uiState by viewModel.uiState.collectAsStateWithLifecycle()
-    val context = LocalContext.current
     val scope = rememberCoroutineScope()
+    val imageHandlerProvider = koinInject<ImageHandlerProvider>()
 
     ObserveAsEvents(flow = viewModel.uiEvent) { event ->
         when (event) {
@@ -67,14 +66,16 @@ internal fun CompleteRoute(
             }
 
             is CompleteUiEvent.SaveBandalart -> {
-                context.saveUriToGallery(event.imageUri)
+                //TODO expect actual
+                imageHandlerProvider.saveUriToGallery(event.imageUri)
                 scope.launch {
                     showToast(getString(Res.string.save_bandalart_image))
                 }
             }
 
             is CompleteUiEvent.ShareBandalart -> {
-                context.shareImage(event.imageUri)
+                // TODO expect actual
+                imageHandlerProvider.shareImage(event.imageUri)
             }
         }
     }

composeApp/src/commonMain/kotlin/com/nexters/bandalart/feature/home/HomeScreen.kt

@@ -22,18 +22,14 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.ImageBitmap
 import androidx.compose.ui.graphics.rememberGraphicsLayer
-import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.compose.collectAsStateWithLifecycle
 import bandalart.composeapp.generated.resources.Res
 import bandalart.composeapp.generated.resources.app_version_info
-import bandalart.composeapp.generated.resources.home_default_emoji
 import bandalart.composeapp.generated.resources.save_bandalart_image
 import com.nexters.bandalart.core.common.AppVersionProvider
-import com.nexters.bandalart.core.common.extension.bitmapToFileUri
+import com.nexters.bandalart.core.common.ImageHandlerProvider
 import com.nexters.bandalart.core.common.extension.captureToGraphicsLayer
-import com.nexters.bandalart.core.common.extension.externalShareForBitmap
-import com.nexters.bandalart.core.common.extension.saveImageToGallery
 import com.nexters.bandalart.core.common.utils.ObserveAsEvents
 import com.nexters.bandalart.core.designsystem.theme.Gray100
 import com.nexters.bandalart.core.designsystem.theme.Gray50
@@ -66,10 +62,10 @@ internal fun HomeRoute(
     viewModel: HomeViewModel = koinViewModel(),
 ) {
     val uiState by viewModel.uiState.collectAsStateWithLifecycle()
-    val context = LocalContext.current
     val scope = rememberCoroutineScope()
     val snackbarHostState = remember { SnackbarHostState() }
     val appVersionProvider = koinInject<AppVersionProvider>()
+    val imageHandlerProvider = koinInject<ImageHandlerProvider>()
     val appVersion = remember {
         appVersionProvider.getAppVersion()
     }
@@ -142,7 +138,7 @@ internal fun HomeRoute(
                 navigateToComplete(
                     event.id,
                     event.title,
-                    event.profileEmoji.ifEmpty { context.getString(Res.string.home_default_emoji) },
+                    event.profileEmoji.ifEmpty { "default emoji" },
                     event.bandalartChart,
                 )
             }
@@ -164,18 +160,19 @@ internal fun HomeRoute(
             }
 
             is HomeUiEvent.SaveBandalart -> {
-                context.saveImageToGallery(event.bitmap)
+                imageHandlerProvider.saveImageToGallery(event.bitmap)
                 scope.launch {
                     showToast(getString(Res.string.save_bandalart_image))
                 }
             }
 
             is HomeUiEvent.ShareBandalart -> {
-                context.externalShareForBitmap(event.bitmap)
+                // TODO expect actual
+                imageHandlerProvider.externalShareForBitmap(event.bitmap)
             }
 
             is HomeUiEvent.CaptureBandalart -> {
-                viewModel.updateBandalartChartUrl(context.bitmapToFileUri(event.bitmap).toString())
+                viewModel.updateBandalartChartUrl(imageHandlerProvider.bitmapToFileUri(event.bitmap).toString())
             }
 
             is HomeUiEvent.ShowAppVersion -> {