Add to pod-dependencies .def indication to link against corresponding framework

^KT-55579 Verification Pending

Merge-request: KT-MR-8109
Merged-by: Artem Daugel-Dauge <Artem.Daugel-Dauge@jetbrains.com>

libraries/tools/kotlin-gradle-plugin-integration-tests/src/test/kotlin/org/jetbrains/kotlin/gradle/native/CocoaPodsIT.kt

@@ -29,6 +29,8 @@ import java.io.File
 import java.io.IOException
 import java.util.*
 import java.util.concurrent.TimeUnit
+import java.util.zip.ZipFile
+import kotlin.test.assertContains
 import kotlin.test.assertEquals
 import kotlin.test.assertTrue
 import kotlin.test.fail
@@ -68,7 +70,6 @@ class CocoaPodsIT : BaseGradleIT() {
 
     private val defaultPodRepo = "https://github.com/AFNetworking/AFNetworking"
     private val defaultPodName = "AFNetworking"
-    private val defaultLibraryPodName = "YandexMapKit"
     private val defaultTarget = "IOS"
     private val defaultFamily = "IOS"
     private val defaultSDK = "iphonesimulator"
@@ -722,7 +723,22 @@ class CocoaPodsIT : BaseGradleIT() {
     fun testUseLibrariesMode() {
         with(project) {
             gradleBuildScript().appendToCocoapodsBlock("useLibraries()")
-            gradleBuildScript().addPod(defaultLibraryPodName)
+            gradleBuildScript().addPod("AFNetworking", configuration = "headers = \"AFNetworking/AFNetworking.h\"")
+            testImport()
+        }
+    }
+
+
+    @Test
+    fun testUseLibrariesModeWarnWhenPodIsAddedWithoutHeadersSpecified() {
+        with(project) {
+            gradleBuildScript().appendToCocoapodsBlock("useLibraries()")
+            gradleBuildScript().addPod("AFNetworking")
+
+            hooks.addHook {
+                assertContains("w: Pod 'AFNetworking' should have 'headers' property specified when using 'useLibraries()'")
+            }
+
             testImport()
         }
     }
@@ -987,6 +1003,19 @@ class CocoaPodsIT : BaseGradleIT() {
         }
     }
 
+    @Test
+    fun testCinteropKlibsProvideLinkerOptsToFramework() = with(project) {
+        gradleBuildScript().addPod("AFNetworking")
+        testWithWrapper(":cinteropAFNetworkingIOS")
+
+        val cinteropKlib = projectDir.resolve("build/classes/kotlin/iOS/main/cinterop/cocoapods-cinterop-AFNetworking.klib")
+        val manifestLines = ZipFile(cinteropKlib).use { zip ->
+            zip.getInputStream(zip.getEntry("default/manifest")).bufferedReader().use { it.readLines() }
+        }
+
+        assertContains(manifestLines, "linkerOpts=-framework AFNetworking")
+    }
+
     // test configuration phase
 
     private class CustomHooks {

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/cocoapods/KotlinCocoapodsPlugin.kt

@@ -305,7 +305,8 @@ open class KotlinCocoapodsPlugin : Plugin<Project> {
             val defTask = project.registerTask<DefFileTask>(
                 lowerCamelCaseName("generateDef", pod.moduleName).asValidTaskName()
             ) {
-                it.pod = project.provider { pod }
+                it.pod.set(pod)
+                it.useLibraries.set(cocoapodsExtension.useLibraries)
                 it.description = "Generates a def file for CocoaPods dependencies with module ${pod.moduleName}"
                 // This task is an implementation detail so we don't add it in any group
                 // to avoid showing it in the `tasks` output.

libraries/tools/kotlin-gradle-plugin/src/common/kotlin/org/jetbrains/kotlin/gradle/targets/native/tasks/CocoapodsTasks.kt

@@ -9,6 +9,7 @@ package org.jetbrains.kotlin.gradle.tasks
 import org.gradle.api.DefaultTask
 import org.gradle.api.Project
 import org.gradle.api.plugins.ExtensionAware
+import org.gradle.api.provider.Property
 import org.gradle.api.provider.Provider
 import org.gradle.api.tasks.*
 import org.gradle.api.tasks.wrapper.Wrapper
@@ -318,10 +319,13 @@ open class DummyFrameworkTask : DefaultTask() {
 /**
  * Generates a def-file for the given CocoaPods dependency.
  */
-open class DefFileTask : DefaultTask() {
+abstract class DefFileTask : DefaultTask() {
 
     @get:Nested
-    lateinit var pod: Provider<CocoapodsDependency>
+    abstract val pod: Property<CocoapodsDependency>
+
+    @get:Input
+    abstract val useLibraries: Property<Boolean>
 
     @get:OutputFile
     val outputFile: File
@@ -333,8 +337,22 @@ open class DefFileTask : DefaultTask() {
         outputFile.writeText(buildString {
             appendLine("language = Objective-C")
             with(pod.get()) {
-                if (headers != null) appendLine("headers = $headers")
-                else appendLine("modules = $moduleName")
+                when {
+                    headers != null -> appendLine("headers = $headers")
+                    useLibraries.get() -> logger.warn(
+                        """
+                        w: Pod '$moduleName' should have 'headers' property specified when using 'useLibraries()'.
+                        Otherwise code from this pod won't be accessible from Kotlin.
+                        """.trimIndent()
+                    )
+                    else -> {
+                        appendLine("modules = $moduleName")
+
+                        // Linker opt with framework name is added so produced cinterop klib would have this flag inside its manifest
+                        // This way error will be more obvious when someone will try to depend on a library with this cinterop
+                        appendLine("linkerOpts = -framework $moduleName")
+                    }
+                }
             }
         })
     }