@file:Suppress("UnstableApiUsage")

import com.github.jengelman.gradle.plugins.shadow.tasks.ShadowJar
import net.fabricmc.loom.api.LoomGradleExtensionAPI
import net.fabricmc.loom.task.RemapJarTask

val license: String by project
val fabricLoaderVersion: String by project
val fabricApiVersion: String by project
val forgeVersion: String by project
val minecraftVersion: String by project
val modPackage: String by project
val modVersion: String by project
val modId: String by project
val modName: String by project
val modDescription: String by project
val modAuthor: String by project
val githubRepo: String by project
val githubUser: String by project
val sharedRunDir: String by project
val jeiVersion: String by project
val reiVersion: String by project

plugins {
    java
    `maven-publish`
    id("architectury-plugin") version ("3.4-SNAPSHOT")
    id("io.github.juuxel.loom-quiltflower") version "1.8.0" apply false
    id("dev.architectury.loom") version ("1.0.302") apply false
    id("com.github.johnrengelman.shadow") version "7.1.2" apply false
}

architectury {
    minecraft = minecraftVersion
}

val extraModsPrefix = "extra-mods"

allprojects {
    apply(plugin = "java")
    apply(plugin = "architectury-plugin")
    apply(plugin = "maven-publish")

    repositories {
        mavenLocal()
        mavenCentral()
        maven("https://maven.shedaniel.me")
        maven("https://maven.blamejared.com/")
        flatDir {
            name = extraModsPrefix
            dir(file("$extraModsPrefix-$minecraftVersion"))
        }
    }

    tasks {
        withType<JavaCompile> {
            options.encoding = "UTF-8"
            options.release.set(17)
        }
    }

    extensions.configure<JavaPluginExtension> {
        toolchain.languageVersion.set(JavaLanguageVersion.of(17))
        withSourcesJar()
    }
}

subprojects {
    apply(plugin = "java")
    apply(plugin = "dev.architectury.loom")
    apply(plugin = "maven-publish")
    apply(plugin = "io.github.juuxel.loom-quiltflower")

    base.archivesName.set("$modId-${project.name.toLowerCase()}")
    version = "$minecraftVersion-$modVersion"

    val loom = project.extensions.getByName<LoomGradleExtensionAPI>("loom")
    loom.silentMojangMappingsLicense()

    /**
     * General dependencies used for all subprojects, e.g. mappings or the Minecraft version.
     */
    dependencies {
        /**
         * Kotlin accessor methods are not generated in this gradle, they can be accessed through quoted names.
         */
        "minecraft"("com.mojang:minecraft:$minecraftVersion")
        "mappings"(loom.officialMojangMappings())

        /**
         * Helps to load mods in development through an extra directory. Sadly this does not support transitive dependencies. :-(
         */
        fileTree("$extraModsPrefix-$minecraftVersion") { include("**/*.jar") }
            .forEach { f ->
                val sepIndex = f.nameWithoutExtension.lastIndexOf('-');
                if (sepIndex == -1) {
                    throw IllegalArgumentException("Invalid mod name: '${f.nameWithoutExtension}'. Expected format: 'modName-version.jar'")
                }
                val mod = f.nameWithoutExtension.substring(0, sepIndex);
                val version = f.nameWithoutExtension.substring(sepIndex + 1);
                println("Extra mod ${f.nameWithoutExtension} detected.")
                "modLocalRuntime"("extra-mods:$mod:$version")
            }

        /**
         * Non-Minecraft dependencies
         */
        compileOnly("com.google.auto.service:auto-service:1.0.1")
        annotationProcessor("com.google.auto.service:auto-service:1.0.1")
    }

    /**
     * Maven publishing
     */
    publishing {
        publications {
            val mpm = project.properties["maven-publish-method"] as String;
            println("[Publish Task] Publishing method for project '${project.name}: $mpm")
            register(mpm, MavenPublication::class) {
                artifactId = base.archivesName.get()
                from(components["java"])
            }
        }

        // See https://docs.gradle.org/current/userguide/publishing_maven.html for information on how to set up publishing.
        repositories {
            maven("file://${System.getenv("local_maven")}")
        }
    }

    /**
     * Disabling the runtime transformer from Architectury here.
     * When the runtime transformer should be enabled again, remove this block and add the following to the respective subproject:
     *
     * configurations {
     *      "developmentFabric" { extendsFrom(configurations["common"]) } // or "developmentForge" for Forge
     * }
     */
    architectury {
        compileOnly()
    }

    /**
     * Resource processing for defined targets. This will replace `${key}` with the specified values from the map below.
     */
    tasks.processResources {
        val resourceTargets = listOf("META-INF/mods.toml", "pack.mcmeta", "fabric.mod.json")

        val replaceProperties = mapOf(
            "version" to project.version as String,
            "license" to license,
            "modId" to modId,
            "modName" to modName,
            "minecraftVersion" to minecraftVersion,
            "modAuthor" to modAuthor,
            "modDescription" to modDescription,
            "fabricApiVersion" to fabricApiVersion,
            "forgeVersion" to forgeVersion,
            "forgeFMLVersion" to forgeVersion.substringBefore("."), // Only use major version as FML error message sucks. The error message for wrong Forge version is way better.
            "jeiVersion" to jeiVersion,
            "reiVersion" to reiVersion,
            "githubUser" to githubUser,
            "githubRepo" to githubRepo
        )

        println("[Process Resources] Replacing properties in resources: ")
        replaceProperties.forEach { (key, value) -> println("\t -> $key = $value") }

        inputs.properties(replaceProperties)
        filesMatching(resourceTargets) {
            expand(replaceProperties)
        }
    }
}

/**
 * Subproject configurations and tasks only applied to subprojects that are not the common project, e.g. Fabric or Forge.
 */
subprojects {
    if (project.path == ":Common") {
        return@subprojects
    }

    apply(plugin = "com.github.johnrengelman.shadow")

    extensions.configure<LoomGradleExtensionAPI> {
        runs {
            forEach { it ->
                it.runDir(if (sharedRunDir.toBoolean()) "../run" else "run")
                // Allows DCEVM hot-swapping when using the JetBrains Runtime (https://github.com/JetBrains/JetBrainsRuntime).
                it.vmArgs("-XX:+IgnoreUnrecognizedVMOptions", "-XX:+AllowEnhancedClassRedefinition")
            }
        }

        /**
         * "main" matches the default mod's name. Since `compileOnly()` is being used in Architectury,
         * the local mods for the loaders need to be set up too. Otherwise, they won't recognize :Common.
         */
        with(mods.maybeCreate("main")) {
            fun Project.sourceSets() = extensions.getByName<SourceSetContainer>("sourceSets")
            sourceSet(sourceSets().getByName("main"))
            sourceSet(project(":Common").sourceSets().getByName("main"))
        }
    }

    val common by configurations.creating
    val shadowCommon by configurations.creating // Don't use shadow from the shadow plugin because IDEA isn't supposed to index this.
    configurations {
        "compileClasspath" { extendsFrom(common) }
        "runtimeClasspath" { extendsFrom(common) }
    }

    with(components["java"] as AdhocComponentWithVariants) {
        withVariantsFromConfiguration(configurations["shadowRuntimeElements"]) { skip() }
    }

    tasks {
        named<ShadowJar>("shadowJar") {
            exclude("architectury.common.json")
            configurations = listOf(shadowCommon)
            archiveClassifier.set("dev-shadow")
        }

        named<RemapJarTask>("remapJar") {
            inputFile.set(named<ShadowJar>("shadowJar").get().archiveFile)
            dependsOn("shadowJar")
            classifier = null
        }

        named<Jar>("jar") {
            archiveClassifier.set("dev")
        }

        named<Jar>("sourcesJar") {
            val commonSources = project(":Common").tasks.named<Jar>("sourcesJar")
            dependsOn(commonSources)
            from(commonSources.get().archiveFile.map { zipTree(it) })
            archiveClassifier.set("sources")
        }
    }
}