Migrate to compose multiplatform

build.gradle.kts

@@ -14,7 +14,9 @@ buildscript {
 plugins {
   alias(libs.plugins.android.application) apply false
   alias(libs.plugins.android.library) apply false
+  alias(libs.plugins.kotlin.multiplatform) apply false
   alias(libs.plugins.kotlin.android) apply false
+  alias(libs.plugins.compose.multiplatform) apply false
   alias(libs.plugins.mavenPublish) apply false
   alias(libs.plugins.paparazzi) apply false
   alias(libs.plugins.dokka) apply false

gradle.properties

@@ -18,3 +18,7 @@ org.gradle.jvmargs=-Xmx1536m
 
 android.useAndroidX=true
 android.enableJetifier=false
+
+kotlin.mpp.androidSourceSetLayoutVersion=2
+kotlin.mpp.androidGradlePluginCompatibility.nowarn=true
+org.jetbrains.compose.experimental.uikit.enabled=true

gradle/libs.versions.toml

@@ -6,6 +6,7 @@ agp = "8.1.0"
 androidx-compose-ui = "1.5.1"   # https://developer.android.com/jetpack/androidx/releases/compose-ui
 androidx-compose-ui-material3 = "1.1.1"
 androidx-compose-compiler = "1.5.3" # https://developer.android.com/jetpack/androidx/releases/compose-compiler
+compose-multiplatform = "1.5.1" # https://github.com/JetBrains/compose-multiplatform/releases
 androidx-appcompat = "1.6.1"
 androidx-activity = "1.7.2"  # https://developer.android.com/jetpack/androidx/releases/activity
 androidx-savedstate = "1.2.1"  # https://developer.android.com/jetpack/androidx/releases/savedstate
@@ -21,11 +22,12 @@ android-application = { id = "com.android.application", version.ref = "agp" }
 android-library = { id = "com.android.library", version.ref = "agp" }
 paparazzi = { id = "app.cash.paparazzi", version.ref = "paparazzi" }
 kotlin-android = { id = "org.jetbrains.kotlin.android", version.ref = "kotlin" }
+kotlin-multiplatform = { id = "org.jetbrains.kotlin.multiplatform", version.ref = "kotlin" }
+compose-multiplatform = { id = "org.jetbrains.compose", version.ref = "compose-multiplatform" }
 dokka = { id = "org.jetbrains.dokka", version.ref = "dokka" }
 mavenPublish = { id = "com.vanniktech.maven.publish", version.ref = "mavenPublish" }
 
 [libraries]
-## TODO remove compose libs in favor of declaring via jetbrains compose plugin
 compose-foundation = { module = "androidx.compose.foundation:foundation", version.ref = "androidx-compose-ui" }
 compose-ui = { module = "androidx.compose.ui:ui", version.ref = "androidx-compose-ui" }
 compose-material3 = { module = "androidx.compose.material3:material3", version.ref = "androidx-compose-ui-material3" }

library/build.gradle.kts

@@ -1,10 +1,41 @@
 plugins {
   alias(libs.plugins.android.library)
-  alias(libs.plugins.kotlin.android)
+  alias(libs.plugins.kotlin.multiplatform)
+  alias(libs.plugins.compose.multiplatform)
   alias(libs.plugins.mavenPublish)
   alias(libs.plugins.paparazzi)
 }
 
+kotlin {
+  @Suppress("OPT_IN_USAGE")
+  targetHierarchy.default()
+
+  androidTarget()
+  jvm()
+  iosX64()
+  iosArm64()
+  iosSimulatorArm64()
+
+  sourceSets {
+    val commonMain by getting {
+      dependencies {
+        implementation(compose.ui)
+        implementation(compose.foundation)
+      }
+    }
+
+    val androidUnitTest by getting {
+      dependencies {
+        implementation(libs.junit)
+        implementation(libs.compose.material3)
+        implementation(libs.compose.materialIcons)
+        implementation(libs.androidx.savedstate)
+        implementation(libs.androidx.lifecycle)
+      }
+    }
+  }
+}
+
 android {
   namespace = "me.saket.swipe"
 
@@ -26,17 +57,6 @@ android {
   }
 }
 
-dependencies {
-  implementation(libs.compose.ui)
-  implementation(libs.compose.foundation)
-
-  testImplementation(libs.junit)
-  testImplementation(libs.compose.material3)
-  testImplementation(libs.compose.materialIcons)
-  testImplementation(libs.androidx.savedstate)
-  testImplementation(libs.androidx.lifecycle)
-}
-
 // Used on CI to prevent publishing of non-snapshot versions.
 tasks.register("throwIfVersionIsNotSnapshot") {
   val libraryVersion = properties["VERSION_NAME"] as String

settings.gradle

@@ -7,7 +7,6 @@ pluginManagement {
 }
 
 dependencyResolutionManagement {
-  repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
   repositories {
     google()
     mavenCentral()