import org.jetbrains.intellij.platform.gradle.ProductMode
import org.jetbrains.changelog.Changelog
import org.jetbrains.changelog.markdownToHTML
import org.jetbrains.intellij.platform.gradle.TestFrameworkType
import org.jetbrains.kotlin.gradle.dsl.JvmTarget

fun properties(key: String) = project.findProperty(key).toString()

plugins {
    // Java support
    id("java")
    // Kotlin support
    id("org.jetbrains.kotlin.jvm") version "2.2.0"
    // Gradle IntelliJ Plugin
    id("org.jetbrains.intellij.platform") version "2.7.0"
    // Gradle Changelog Plugin
    id("org.jetbrains.changelog") version "2.2.0"
}

group = properties("pluginGroup")
version = properties("pluginVersion")

// Configure project's dependencies
repositories {
    mavenCentral()
    intellijPlatform {
        defaultRepositories()
    }
}

dependencies {
    testImplementation("io.mockk:mockk:1.14.3") {
        exclude("org.jetbrains.kotlinx", "kotlinx-coroutines-core-jvm")
    }
    testImplementation("junit:junit:4.13.2")
    intellijPlatform {
        val type = providers.gradleProperty("platformType")
        val version = project.provider {
            providers.gradleProperty("platformVersion").get() + providers.gradleProperty("platformBranch").get()
        }

        create(type, version) {
            useInstaller = false
            productMode = ProductMode.MONOLITH
        }
        testFramework(TestFrameworkType.Platform)
        bundledPlugins(properties("platformBundledPlugins").toPlugins())
        bundledModules(properties("platformBundledModules").toPlugins())
    }
}

// Configure Gradle Changelog Plugin - read more: https://github.com/JetBrains/gradle-changelog-plugin
changelog {
    version.set(properties("pluginVersion"))
    groups.set(emptyList())
}

kotlin {
    jvmToolchain {
        languageVersion.set(JavaLanguageVersion.of(providers.gradleProperty("javaVersion").get()))
    }
    compilerOptions {
        jvmTarget.set(JvmTarget.fromTarget(providers.gradleProperty("javaVersion").get()))
    }
}

tasks {
    withType<JavaCompile>().configureEach {
        val javaVersion = properties("javaVersion")
        sourceCompatibility = javaVersion
        targetCompatibility = javaVersion
    }

    wrapper {
        gradleVersion = properties("gradleVersion")
    }

    patchPluginXml {
        version = properties("pluginVersion")
        sinceBuild.set(properties("pluginSinceBuild"))
        untilBuild.set(properties("pluginUntilBuild"))

        // Extract the <!-- Plugin description --> section from README.md and provide for the plugin's manifest
        pluginDescription.set(
            projectDir.resolve("README.md").readText().lines().run {
                val start = "<!-- Plugin description -->"
                val end = "<!-- Plugin description end -->"

                if (!containsAll(listOf(start, end))) {
                    throw GradleException("Plugin description section not found in README.md:\n$start ... $end")
                }
                subList(indexOf(start) + 1, indexOf(end))
            }.joinToString("\n").run { markdownToHTML(this) }
        )

        // Get the latest available change notes from the changelog file
        changeNotes.set(provider {
            changelog.renderItem(changelog.run {
                getOrNull(properties("pluginVersion")) ?: getLatest()
            }, Changelog.OutputType.HTML)
        })
    }

    signPlugin {
        certificateChain.set(System.getenv("CERTIFICATE_CHAIN"))
        privateKey.set(System.getenv("PRIVATE_KEY"))
        password.set(System.getenv("PRIVATE_KEY_PASSWORD"))
    }

    publishPlugin {
        dependsOn("patchChangelog")
        token.set(System.getenv("PUBLISH_TOKEN"))
        // pluginVersion is based on the SemVer (https://semver.org) and supports pre-release labels, like 2.1.7-alpha.3
        // Specify pre-release label to publish the plugin in a custom Release Channel automatically. Read more:
        // https://plugins.jetbrains.com/docs/intellij/deployment.html#specifying-a-release-channel
        // channels = listOf(properties("pluginVersion").split('-').getOrElse(1) { "default" }.split('.').first())
    }
}

private fun String.toPlugins(): List<String> = split(',')
    .map(String::trim)
    .filter(String::isNotEmpty)