build.gradle

buildscript {
    repositories {
        maven { url = 'https://maven.minecraftforge.net' }
        mavenCentral()
        maven { url = 'https://repo.spongepowered.org/repository/maven-public' }
    }
    dependencies {
        classpath group: 'net.minecraftforge.gradle', name: 'ForgeGradle', version: '6.0.21', changing: true
        classpath 'org.spongepowered:mixingradle:0.7.+'
    }
}

plugins {
    id 'eclipse'
    id 'idea'
    id 'maven-publish'
    id 'net.minecraftforge.gradle' version '[6.0,6.2)'
    id 'org.jetbrains.kotlin.jvm'
    //id 'org.spongepowered.mixin'
}

apply plugin: 'org.spongepowered.mixin'

version = mod_version
group = mod_group_id

base {
    archivesName = mod_id
}

// Mojang ships Java 17 to end users in 1.18+, so your mod should target Java 17.
java.toolchain.languageVersion = JavaLanguageVersion.of(17)

println "Java: ${System.getProperty 'java.version'}, JVM: ${System.getProperty 'java.vm.version'} (${System.getProperty 'java.vendor'}), Arch: ${System.getProperty 'os.arch'}"
minecraft {

    mappings channel: mapping_channel, version: mapping_version

    copyIdeResources = true

    runs {
        configureEach {
            workingDirectory project.file('run')

            arg '-mixin.config=endlesschanges.mixins.json'
            property 'forge.logging.markers', 'REGISTRIES'

            property 'forge.logging.console.level', 'debug'

            mods {
                "${mod_id}" {
                    source sourceSets.main
                }
            }
        }

        client {
            property 'forge.enabledGameTestNamespaces', mod_id
        }

        server {
            property 'forge.enabledGameTestNamespaces', mod_id
            args '--nogui'
        }

        gameTestServer {
            property 'forge.enabledGameTestNamespaces', mod_id
        }

        data {
            workingDirectory project.file('run-data')

            args '--mod', mod_id, '--all', '--output', file('src/generated/resources/'), '--existing', file('src/main/resources/')
        }
    }
}

sourceSets.main.resources { srcDir 'src/generated/resources' }

mixin {
    config 'endlesschanges.mixins.json'
}

repositories {
    maven {
        name = 'Kotlin for Forge'
        url = 'https://thedarkcolour.github.io/KotlinForForge/'
        content { includeGroup "thedarkcolour" }
    }
    maven {
        url = 'https://repo.spongepowered.org/repository/maven-public'
    }
    mavenCentral()
}

dependencies {
    minecraft "net.minecraftforge:forge:${minecraft_version}-${forge_version}"
    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
    annotationProcessor 'org.spongepowered:mixin:0.8.5:processor'

    // Example mod dependency with JEI - using fg.deobf() ensures the dependency is remapped to your development mappings
    // The JEI API is declared for compile time use, while the full JEI artifact is used at runtime
    //compileOnly fg.deobf("mezz.jei:jei-${mc_version}-common-api:${jei_version}")
    //compileOnly fg.deobf("mezz.jei:jei-${mc_version}-forge-api:${jei_version}")
    //runtimeOnly fg.deobf("mezz.jei:jei-${mc_version}-forge:${jei_version}")
}

tasks.named('processResources', ProcessResources).configure {
    var replaceProperties = [
            minecraft_version: minecraft_version, minecraft_version_range: minecraft_version_range,
            forge_version: forge_version, forge_version_range: forge_version_range,
            loader_version_range: loader_version_range,
            mod_id: mod_id, mod_name: mod_name, mod_license: mod_license, mod_version: mod_version,
            mod_authors: mod_authors, mod_description: mod_description,
    ]
    inputs.properties replaceProperties

    filesMatching(['META-INF/mods.toml', 'pack.mcmeta']) {
        expand replaceProperties + [project: project]
    }
}

// Example for how to get properties into the manifest for reading at runtime.
tasks.named('jar', Jar).configure {
    manifest {
        attributes([
                'Specification-Title'     : mod_id,
                'Specification-Vendor'    : mod_authors,
                'Specification-Version'   : '1', // We are version 1 of ourselves
                'Implementation-Title'    : project.name,
                'Implementation-Version'  : project.jar.archiveVersion,
                'Implementation-Vendor'   : mod_authors,
                'Implementation-Timestamp': new Date().format("yyyy-MM-dd'T'HH:mm:ssZ")
        ])
    }

    // This is the preferred method to reobfuscate your jar file
    finalizedBy 'reobfJar'
}

publishing {
    publications {
        register('mavenJava', MavenPublication) {
            artifact jar
        }
    }
    repositories {
        maven {
            url "file://${project.projectDir}/mcmodsrepo"
        }
    }
}

tasks.withType(JavaCompile).configureEach {
    options.encoding = 'UTF-8' // Use the UTF-8 charset for Java compilation
}
kotlin {
    jvmToolchain(17)
}