[KPM] Implement initial kpm/idea dependency resolution

^KT-51386 Verification Pending

libraries/tools/kotlin-gradle-plugin-api/build.gradle.kts

@@ -6,6 +6,6 @@ plugins {
 dependencies {
     api(project(":native:kotlin-native-utils"))
     api(project(":kotlin-project-model"))
-
+    implementation(project(":kotlin-tooling-core"))
     compileOnly("com.android.tools.build:gradle:3.4.0")
-}
+}

libraries/tools/kotlin-gradle-plugin-api/src/main/kotlin/org/jetbrains/kotlin/gradle/plugin/mpp/pm20/KotlinGradleFragment.kt

@@ -13,7 +13,9 @@ import org.gradle.api.file.SourceDirectorySet
 import org.jetbrains.kotlin.gradle.plugin.HasKotlinDependencies
 import org.jetbrains.kotlin.gradle.plugin.LanguageSettingsBuilder
 import org.jetbrains.kotlin.project.model.KotlinModuleFragment
-import org.jetbrains.kotlin.project.model.withRefinesClosure
+import org.jetbrains.kotlin.project.model.utils.variantsContainingFragment
+import org.jetbrains.kotlin.tooling.core.closure
+import org.jetbrains.kotlin.tooling.core.withClosure
 
 interface KotlinGradleFragment : KotlinModuleFragment, HasKotlinDependencies, KotlinFragmentDependencyConfigurations, Named {
     override val kotlinSourceRoots: SourceDirectorySet
@@ -58,5 +60,14 @@ interface KotlinGradleFragment : KotlinModuleFragment, HasKotlinDependencies, Ko
                 listOf(transitiveApiConfiguration.name, transitiveImplementationConfiguration.name)
 }
 
+val KotlinGradleFragment.withRefinesClosure: Set<KotlinGradleFragment>
+    get() = this.withClosure { it.directRefinesDependencies }
+
 val KotlinGradleFragment.refinesClosure: Set<KotlinGradleFragment>
-    get() = (this as KotlinModuleFragment).withRefinesClosure.mapTo(mutableSetOf()) { it as KotlinGradleFragment }
+    get() = this.closure { it.directRefinesDependencies }
+
+val KotlinGradleFragment.path: String
+    get() = "${project.path}/${containingModule.name}/$fragmentName"
+
+val KotlinGradleFragment.containingVariants: Set<KotlinGradleVariant>
+    get() = containingModule.variantsContainingFragment(this).map { it as KotlinGradleVariant }.toSet()