build.gradle

buildscript {
    repositories {
        maven { url = "https://maven.minecraftforge.net" }
        mavenCentral()
    }
    dependencies {
        classpath group: "net.minecraftforge.gradle", name: "ForgeGradle", version: "5.1.+", changing: true
    }
}

//Apply plugins
apply plugin: "net.minecraftforge.gradle"

// Repositories for dependency resolution
repositories {
    maven { url = "https://maven.minecraftforge.net" }
    mavenCentral()
}

//Set file name.
version = "V25"
group = "minecrafttransportsimulator"
archivesBaseName = "MTS Official Pack"

//Options for Java version to compile to.
sourceCompatibility = targetCompatibility = "1.8"
compileJava {
    options.compilerArgs << "-Xlint:deprecation" << "-Xlint:unchecked"
}

//Minecraft mappings and run configs.
minecraft {
    // The mappings can be changed at any time, and must be in the following format.
    // Channel:   Version:
    // snapshot   YYYYMMDD   Snapshot are built nightly.
    // stable     #          Stables are built at the discretion of the MCP team.
    // official   MCVersion  Official field/method names from Mojang mapping files
    mappings channel: "official", version: "1.16.5"

    //Run configurations.
    runs {
        client {
            workingDirectory project.file("run")
        }

        server {
            workingDirectory project.file("runServer")
        }
    }
}

//Specify dependencies.
dependencies {
    //Minecraft to use.
    minecraft "net.minecraftforge:forge:1.16.5-36.2.23"
}

//Now compile the mod.
jar.finalizedBy("reobfJar")

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

// Avoid build failures due to duplicate entries when packaging the JAR (Gradle 7 default is to fail).
// This excludes duplicate files (e.g., identical class/resources coming from multiple inputs).
import org.gradle.api.file.DuplicatesStrategy
tasks.withType(Jar).configureEach {
    duplicatesStrategy = DuplicatesStrategy.EXCLUDE
}