almostunified/build.gradle.kts

import java.text.SimpleDateFormat
import java.util.*

val modId: String by project
val modName: String by project
val modVersion: String by project
val modAuthor: String by project
val modDescription: String by project
val license: String by project
val extraModsDirectory: String by project
val minecraftVersion: String by project
val forgeMinVersion: String by project
val reiMinVersion: String by project
val githubUser: String by project
val githubRepo: String by project

plugins {
    java
}

subprojects {
    apply(plugin = "maven-publish")
    apply(plugin = "java")
    apply(plugin = "eclipse")
    apply(plugin = "idea")

    version = "$minecraftVersion-$modVersion"

    repositories {
        maven("https://maven.parchmentmc.org/")
        maven("https://maven.shedaniel.me")
        maven("https://dvs1.progwml6.com/files/maven/")
        maven("https://maven.saps.dev/minecraft")
        maven("https://maven.blamejared.com/")
        flatDir {
            name = extraModsDirectory
            dir(file("$extraModsDirectory-$minecraftVersion"))
        }
    }

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

    tasks {
        jar {
            manifest {
                attributes(
                    "Specification-Title" to modName,
                    "Specification-Vendor" to modAuthor,
                    "Specification-Version" to archiveVersion,
                    "Implementation-Title" to project.name,
                    "Implementation-Version" to archiveVersion,
                    "Implementation-Vendor" to modAuthor,
                    "Implementation-Timestamp" to SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ").format(Date()),
                    "Timestamp" to System.currentTimeMillis(),
                    "Built-On-Java" to "${System.getProperty("java.vm.version")} (${System.getProperty("java.vm.vendor")})",
                    "Build-On-Minecraft" to minecraftVersion
                )
            }
        }
        processResources {
            val resourceTargets = listOf("META-INF/mods.toml", "pack.mcmeta", "fabric.mod.json")

            val replaceProperties = mapOf(
                "version" to project.version as String,
                "modId" to modId,
                "modName" to modName,
                "modAuthor" to modAuthor,
                "modDescription" to modDescription,
                "license" to license,
                "minecraftVersion" to minecraftVersion,
                "forgeMinVersion" to forgeMinVersion,
                "reiMinVersion" to reiMinVersion,
                "githubUser" to githubUser,
                "githubRepo" to githubRepo
            )

            inputs.properties(replaceProperties)
            filesMatching(resourceTargets) {
                expand(replaceProperties)
            }
        }
        withType<JavaCompile> {
            options.encoding = "UTF-8"
            options.release.set(17)
        }
        withType<GenerateModuleMetadata> {
            enabled = false
        }
    }
}