/*
 * Copyright © 2024 Apple Inc. and the Pkl project authors. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
plugins {
  pklAllProjects
  pklKotlinLibrary
  pklPublishLibrary
}

val pklConfigJava: Configuration by configurations.creating

val pklConfigJavaAll: Configuration by configurations.creating

val pklCodegenKotlin: Configuration by configurations.creating

// Ideally, api would extend pklConfigJavaAll,
// instead of extending pklConfigJava and then patching test task and POM.
// However, this wouldn't work for IntelliJ.
configurations.api.get().extendsFrom(pklConfigJava)

dependencies {
  pklConfigJava(projects.pklConfigJava)

  pklConfigJavaAll(project(":pkl-config-java", "fatJar"))

  pklCodegenKotlin(projects.pklCodegenKotlin)

  implementation(libs.kotlinReflect)

  testImplementation(libs.geantyref)
}

val generateTestConfigClasses by
  tasks.registering(JavaExec::class) {
    val outputDir = layout.buildDirectory.dir("testConfigClasses")
    outputs.dir(outputDir)
    inputs.dir("src/test/resources/codegenPkl")

    classpath = pklCodegenKotlin
    mainClass.set("org.pkl.codegen.kotlin.Main")
    argumentProviders.add(
      CommandLineArgumentProvider {
        listOf("--output-dir", outputDir.get().asFile.absolutePath) +
          fileTree("src/test/resources/codegenPkl").map { it.absolutePath }
      }
    )
  }

sourceSets.getByName("test") {
  java.srcDir(layout.buildDirectory.dir("testConfigClasses/kotlin"))
  resources.srcDir(layout.buildDirectory.dir("testConfigClasses/resources"))
}

tasks.processTestResources { dependsOn(generateTestConfigClasses) }

tasks.compileTestKotlin { dependsOn(generateTestConfigClasses) }

// use pkl-config-java-all for testing (same as for publishing)
tasks.test { classpath = classpath - pklConfigJava + pklConfigJavaAll }

// disable publishing of .module until we find a way to manipulate it like POM (or ideally both
// together)
tasks.withType<GenerateModuleMetadata> { enabled = false }

publishing {
  publications {
    named<MavenPublication>("library") {
      pom {
        url.set("https://github.com/apple/pkl/tree/main/pkl-config-kotlin")
        description.set(
          "Kotlin extensions for pkl-config-java, a Java config library based on the Pkl config language."
        )

        // change dependency pkl-config-java to pkl-config-java-all
        withXml {
          val projectElement = asElement()
          val dependenciesElement =
            projectElement.getElementsByTagName("dependencies").item(0) as org.w3c.dom.Element
          val dependencyElements = dependenciesElement.getElementsByTagName("dependency")
          for (idx in 0 until dependencyElements.length) {
            val dependencyElement = dependencyElements.item(idx) as org.w3c.dom.Element
            val artifactIdElement =
              dependencyElement.getElementsByTagName("artifactId").item(0) as org.w3c.dom.Element
            if (artifactIdElement.textContent == "pkl-config-java") {
              artifactIdElement.textContent = "pkl-config-java-all"
              return@withXml
            }
          }
          throw GradleException("Failed to edit POM of module `pkl-config-kotlin`.")
        }
      }
    }
  }
}