build.gradle.kts

import org.jetbrains.changelog.Changelog
import org.jetbrains.changelog.markdownToHTML
import org.jetbrains.intellij.platform.gradle.TestFrameworkType
import org.jetbrains.intellij.platform.gradle.tasks.RunIdeTask

fun properties(key: String) = providers.gradleProperty(key)
fun environment(key: String) = providers.environmentVariable(key)

plugins {
    alias(libs.plugins.kotlin)
    alias(libs.plugins.gradleIntelliJPlugin)
    alias(libs.plugins.changelog)
}

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

// Set the JVM language level used to build the project.
kotlin {
    jvmToolchain(17)
}

repositories {
    mavenCentral()
    intellijPlatform {
        defaultRepositories()
    }
}

dependencies {
    testImplementation(libs.junit)

    intellijPlatform {
        create(properties("platformType"), properties("platformVersion"))

        instrumentationTools()
        pluginVerifier()
        zipSigner()
        testFramework(TestFrameworkType.Platform)
    }
}

// Configure IntelliJ Platform Gradle Plugin - read more: https://plugins.jetbrains.com/docs/intellij/tools-intellij-platform-gradle-plugin-extension.html
intellijPlatform {
    pluginConfiguration {
        version = properties("pluginVersion")
        name = properties("pluginName")

        // Extract the <!-- Plugin description --> section from README.md and provide for the plugin's manifest
        description = providers.fileContents(layout.projectDirectory.file("README.MD")).asText.map {
            val start = "<!-- Plugin description -->"
            val end = "<!-- Plugin description end -->"

            with(it.lines()) {
                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").let(::markdownToHTML)
            }
        }

        val changelog = project.changelog // local variable for configuration cache compatibility
        // Get the latest available change notes from the changelog file
        changeNotes = properties("pluginVersion").map { pluginVersion ->
            with(changelog) {
                renderItem(
                    (getOrNull(pluginVersion) ?: getUnreleased())
                        .withHeader(false)
                        .withEmptySections(false),
                    Changelog.OutputType.HTML,
                )
            }
        }

        ideaVersion {
            sinceBuild = properties("pluginSinceBuild")
        }
    }

    signing {
        certificateChain = environment("CERTIFICATE_CHAIN")
        privateKey = environment("PRIVATE_KEY")
        password = environment("PRIVATE_KEY_PASSWORD")
    }

    publishing {
        token = environment("PUBLISH_TOKEN")
        // https://plugins.jetbrains.com/docs/intellij/deployment.html#specifying-a-release-channel
        channels = properties("pluginVersion").map { listOf(it.substringAfter('-', "").substringBefore('.').ifEmpty { "default" }) }
    }

    pluginVerification {
        ides {
            recommended()
        }
    }
}

changelog {
    groups.empty()
    repositoryUrl = properties("pluginRepositoryUrl")
}

tasks {
    wrapper {
        gradleVersion = properties("gradleVersion").get()
    }
    publishPlugin {
        dependsOn(patchChangelog)
    }
}

/* run IDE with K2 */
tasks.named<RunIdeTask>("runIde") {
    jvmArgumentProviders += CommandLineArgumentProvider {
        listOf("-Didea.kotlin.plugin.use.k2=true")
    }
}