ViaForge/build.gradle

buildscript {
    repositories {
        gradlePluginPortal()

        maven { url = "https://maven.minecraftforge.net/" }
        maven { url = "https://repo.spongepowered.org/repository/maven-public/" }
    }

    dependencies {
        classpath "com.gradleup.shadow:shadow-gradle-plugin:8.3.3"
        classpath "net.minecraftforge.gradle:ForgeGradle:6.+"
        classpath "org.spongepowered:mixingradle:0.7-SNAPSHOT"
        classpath "xyz.wagyourtail.jvmdowngrader:gradle-plugin:1.1.3"
    }
}

allprojects {
    apply plugin: "java-library"
    apply plugin: "com.gradleup.shadow"
    apply plugin: "xyz.wagyourtail.jvmdowngrader"

    java {
        // Minecraft 1.17+ required Java 17 to compile,
        // Minecraft 1.20.5+ required Java 21 to compile
        toolchain.languageVersion = JavaLanguageVersion.of(21)
    }

    // Configuration used to include dependencies to the final jars
    configurations {
        library
        implementation.extendsFrom(library)
    }

    repositories {
        maven {
            url = "https://maven.minecraftforge.net/"
        }
        maven {
            url = "https://repo.spongepowered.org/repository/maven-public"
        }
        maven {
            url = "https://repo.viaversion.com"
            metadataSources {
                // Prevent Gradle from checking against correct Java version, needed since we downgrade libraries
                // on include
                mavenPom()
                artifact()
            }
        }
    }

    dependencies {
        // For common source code
        compileOnly "io.netty:netty-all:4.1.114.Final"

        library "com.viaversion:viaversion-common:5.1.1-SNAPSHOT"
        library "com.viaversion:viabackwards-common:5.1.1-SNAPSHOT"
        library "com.viaversion:viarewind-common:4.0.3"
        library ("net.raphimc:ViaLegacy:3.0.5-SNAPSHOT") {
            exclude group: "com.google.code.gson", module: "gson"
        }
        library "net.raphimc:viaaprilfools-common:3.0.4-SNAPSHOT"
        library ("net.raphimc:ViaLoader:3.0.5-SNAPSHOT") {
            exclude group: "com.google.guava"
            exclude group: "org.slf4j"
        }
    }
}

subprojects {
    apply plugin: "net.minecraftforge.gradle"
    apply plugin: "org.spongepowered.mixin"

    // Define the jar output attributes for all platforms
    base {
        group = project.maven_group
        archivesName = project.name
        version = project.maven_version
        description = project.maven_description
    }

    def mcVersion = project.forge_version.split("-")[0]

    // Used to execute code only for specific submodules
    def versionId = Integer.parseInt(mcVersion.replace(".", ""))

    compileJava.options.encoding = "UTF-8"

    minecraft {
        if (versionId >= 1_16_5) {
            mappings channel: "official", version: mcVersion
        }
        runs {
            client {
                workingDirectory project.file("run")

                property "forge.logging.markers", "REGISTRIES"
                property "forge.logging.console.level", "debug"

                // mixin
                property "mixin.debug.export", "true"
                property "mixin.hotSwap", "true"
                property "fml.coreMods.load", "de.florianmichael.viaforge.mixin.MixinLoader" // Only required for MC 1.12, but modern Forges skips this anyway
                args "-mixin.config=" + "mixins." + project.getProperty('name') + ".json"

                // source set
                mods {
                    "${project.name}" {
                        source sourceSets.main
                    }
                }
            }
        }
    }

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

    dependencies {
        minecraft "net.minecraftforge:forge:${forge_version}"
        if (versionId >= 1_17_1) {
            // Minecraft 1.17+ already includes slf4j, so we don't need to include it
            compileOnly "org.slf4j:slf4j-api:${slf4j_version}"
        } else {
            library "org.slf4j:slf4j-api:${slf4j_version}"
        }

        library "org.spongepowered:mixin:${mixin_version}"
        annotationProcessor "org.spongepowered:mixin:${mixin_version}:processor"

        library project(":") // Include the base project, to get Common-ViaForge
    }

    // Replace the version in the mcmod.info and mods.toml files with the project version
    // Since this depends on the platform version, we can't define it in the global scope :(
    tasks {
        processResources {
            for (final def file in ["mcmod.info", "META-INF/mods.toml"]) {
                filesMatching(file) {
                    expand (
                            "version": project.version,
                            "description": project.description
                    )
                }
            }
        }
    }

    mixin {
        add sourceSets.main, "mixins.${project.name}.refmap.json"
    }

    jar {
        manifest.attributes(
                "Specification-Title": "viaforge",
                "Specification-Vendor": "viaforge",
                "Specification-Version": project.version,
                "Implementation-Title": project.name,
                "Implementation-Version": project.version,
                "Implementation-Vendor" :"viaforge",
                "Implementation-Timestamp": new Date().format("yyyy-MM-dd"-"HH:mm:ssZ"),
                "TweakClass": "org.spongepowered.asm.launch.MixinTweaker",
                "TweakOrder": "0",
                "FMLCorePluginContainsFMLMod": "true", // Only required for MC 1.12, but modern Forges skips this anyway
                "FMLCorePlugin": "de.florianmichael.viaforge.mixin.MixinLoader", // Counterpart to the above
                "MixinConfigs": "mixins.${project.name}.json",
                "ForceLoadAsMod": "true"
        )
        enabled = false
    }

    shadowJar {
        if (versionId >= 1_17_1) {
            archiveFileName = jar.archiveFileName
        } else {
            destinationDirectory = temporaryDir
        }
        configurations = [project.configurations.library] // Include the dependencies from the include configuration
        duplicatesStrategy DuplicatesStrategy.EXCLUDE

        // Prevent conflicts with Forge's weird service loading
        exclude("META-INF/maven/**")
        exclude("META-INF/versions/**")

        if (versionId >= 1_13_2) {
            // We don't need to package mixins into Forge 1.13+ jars, since Forge already has it
            exclude("org/spongepowered/**")
        }
        if (versionId >= 1_16_5) {
            // Get rid of the services folder, since Forge 1.16+ would conflict with some of the ForgeDev Environment's services
            // And since we don't need them for Mixins anyway, we can just exclude them from the shadowJar
            exclude("META-INF/services/**")
        }
    }

    downgradeJar {
        inputFile = shadowJar.archiveFile
        destinationDirectory = temporaryDir
    }

    shadeDowngradedApi {
        archiveFileName = jar.archiveFileName
    }

    reobf {
        shadowJar {}
    }

    jar.dependsOn("shadowJar")
    if (versionId < 1_17_1) {
        // Downgrade the jar to Java 8 for Minecraft 1.16.5 and below
        jar.dependsOn("shadeDowngradedApi")
    }
}