build.gradle

import java.text.DateFormat
import java.text.SimpleDateFormat

buildscript {
    repositories {
        //noinspection JCenterRepository
        jcenter()
        maven {
            name = 'forge'
            url = 'https://files.minecraftforge.net/maven'
        }
        maven {
            name = 'SpongePowered'
            url = 'https://repo.spongepowered.org/maven'
        }
        maven {
            name = "jitpack.io"
            url = "https://jitpack.io"
        }
    }
    dependencies {
        classpath 'net.minecraftforge.gradle:ForgeGradle:2.3-SNAPSHOT'
        classpath 'org.spongepowered:mixingradle:0.6-SNAPSHOT'
        classpath 'com.github.jengelman.gradle.plugins:shadow:4.0.4'
        classpath 'com.formdev:flatlaf:1.5'
    }
}

apply plugin: 'net.minecraftforge.gradle.forge'
// TODO: double check if there's forge methods we missed with vanilla source
// apply plugin: 'net.minecraftforge.gradle.tweaker-client'
apply plugin: 'org.spongepowered.mixin'
apply plugin: 'com.github.johnrengelman.shadow'
apply plugin: 'application'
apply plugin: 'java'
apply plugin: 'idea'
apply plugin: 'eclipse'

mainClassName = "me.earth.earthhack.installer.main.Main"
group project.modGroup //http://maven.apache.org/guides/mini/guide-naming-conventions.html

def getCheckedOutGitCommitHash() {
    def gitFolder = "$projectDir/.git/"
    def takeFromHash = 12
    /*
     * '.git/HEAD' contains either
     *      in case of detached head: the currently checked out commit hash
     *      otherwise: a reference to a file containing the current commit hash
     */
    def head = new File(gitFolder + "HEAD").text.split(":") // .git/HEAD
    def isCommit = head.length == 1 // e5a7c79edabbf7dd39888442df081b1c9d8e88fd
    // def isRef = head.length > 1     // ref: refs/heads/master

    if(isCommit) return head[0].trim().take(takeFromHash) // e5a7c79edabb

    def refHead = new File(gitFolder + head[1].trim()) // .git/refs/heads/master
    refHead.text.trim().take takeFromHash
}

// build constants

boolean INCREMENT = false // increments version
boolean UNIQUE = false // adds a random 8-char string to the build number
// instead of incrementing the last number
// this is so that we don't get absurdly large numbers
// maybe only increment the number automatically if CI is ever added to the repo?
boolean HASH = true
boolean DATE = false // adds the date to the random string
boolean CLEAR = true // clears other jars in the build folder to stop it from being clogged up

boolean VANILLA = false

String title = getCheckedOutGitCommitHash()

//noinspection GroovyUnusedAssignment
sourceCompatibility = targetCompatibility = '1.8'
compileJava {
    // idk this gets called when u do anything but whatever
    File versionFile = file 'version'
    String contents = versionFile.getText( 'UTF-8' )
    String[] split = contents.split('\\.')
    int lastVersion = Integer.parseInt(split[2].split('-')[0])
    if (INCREMENT)
    {
        lastVersion++
    }

    if (!UNIQUE)
    {
        contents = split[0] + '.' + split[1] + '.' + (lastVersion)
    }
    else
    {
        String extra = ""
        if (DATE)
        {
            Date date = Calendar.getInstance().getTime()
            DateFormat dateFormat = new SimpleDateFormat('mm-dd-yy-hh-mm')
            extra = dateFormat.format(date) + '-'
        }

        String generatedString = UUID.randomUUID().toString().split('-')[0]
        String randomString = lastVersion + '-' + 'build-' + extra + generatedString
        contents = split[0] + '.' + split[1] + '.' + randomString
    }

    if (HASH)
    {
        contents = split[0] + '.' + split[1] + '.' + lastVersion + '-' + title
    }

    versionFile.write( contents, 'UTF-8' )

    version contents

    sourceCompatibility = targetCompatibility = '1.8'
    // Tbh it would be much easier if we could assign this differently
    // instead of writing it, but StackOverflow didn't give a working
    // solution for that. One looked promising but it caused duplicate classes.
    File update = file 'src/main/java/me/earth/earthhack/impl/Earthhack.java'
    contents = update.getText( 'UTF-8' )
    contents = contents.replaceAll( 'VERSION = "(.*?)"', 'VERSION = "' + project.version + '"' )
    update.write( contents, 'UTF-8' )
    update = file 'src/main/resources/mcmod.info'
    contents = update.getText( 'UTF-8' )
    contents = contents.replaceAll( '"version": "(.*?)"', '"version": "' + project.version + '"' )
    update.write( contents, 'UTF-8' )

    if (CLEAR)
    {
        File libs = file buildDir.getAbsolutePath() + '/libs/'
        if (libs.exists() && libs.isDirectory())
        {
            for (File file in libs.listFiles())
            {
                file.delete()
            }
        }
    }
}

minecraft {
    //noinspection GroovyAssignabilityCheck
    version = project.forgeVersion
    runDir = 'run'
    mappings = project.mcpVersion
    makeObfSourceJar = false
    // tweakClass = 'me.earth.earthhack.tweaker.EarthhackTweaker'
}

repositories {
    maven {
        name = 'spongepowered-repo'
        url = 'https://repo.spongepowered.org/maven'
    }

    maven {
        name = "jitpack.io"
        url  = "https://jitpack.io"
    }

    mavenCentral()
    google()

    /*maven {
        url = 'https://oss.sonatype.org/content/repositories/snapshots/'
    }*/
    /*maven {
        url = 'https://oss.sonatype.org/content/repositories/releases/'
    }*/
}

dependencies {
    compile('org.spongepowered:mixin:0.7.11-SNAPSHOT') {
        exclude module: 'launchwrapper'
        exclude module: 'guava'
        exclude module: 'gson'
        exclude module: 'commons-io'
    }
    /*compile('org.languagetool:language-en:5.4') {
        exclude module: 'guava'
    }*/
    // compile group: 'org.languagetool', name: 'language-en', version: '5.4'
    /*compile('org.languagetool:languagetool-core:5.4') {
        exclude module: 'guava'
    }*/
    compile group: 'club.minnced', name: 'java-discord-rpc', version: '2.0.1'
    compile group: 'com.formdev', name: 'flatlaf', version: '1.5'
    // compile group: 'org.l33tlabs.twl', name: 'pngdecoder', version: '1.0'
    compile group: 'org.slick2d', name: 'slick2d-core', version: '1.0.2'
    compile group: 'org.joml', name: 'joml', version: '1.10.2'
    compile group: 'us.ihmc', name: 'jassimp', version: '4.0.0-ihmc6'
    compile group: 'us.ihmc', name: 'ihmc-native-library-loader', version: '1.3.1'
    compile group: 'com.github.stephengold', name: 'Libbulletjme', version: '12.5.0'
    compile group: 'de.fabmax', name: 'physx-jni', version: '0.4.15'
    compile group: 'de.fabmax', name: 'physx-jni', version: '0.4.15:native-win64'

    compile group: 'net.java.dev.jna', name: 'jna', version: '5.8.0'
    compile group: 'net.java.dev.jna', name: 'jna-platform', version: '5.8.0'

    compile group: 'com.badlogicgames.gdx', name: 'gdx', version: '1.10.0'
    compile group: 'com.badlogicgames.gdx', name: 'gdx-bullet', version: '1.10.0'
    compile group: 'com.badlogicgames.gdx', name: 'gdx-backend-lwjgl', version: '1.10.0'
    compile "com.badlogicgames.gdx:gdx-platform:1.10.0:natives-desktop"
    compile "com.badlogicgames.gdx:gdx-bullet-platform:1.10.0:natives-desktop"

}


task getDeps(type: Copy) {
    from sourceSets.main.runtimeClasspath
    into 'runtime/'
}

processResources {
    inputs.property 'version', project.version
    inputs.property 'mcversion', project.minecraft.version
    from(sourceSets.main.resources.srcDirs) {
        include 'mcmod.info'
        expand 'version': project.version, 'mcversion': project.minecraft.version
    }

    from(sourceSets.main.resources.srcDirs) {
        exclude 'mcmod.info'
    }

    rename '(.+_at.cfg)', 'META-INF/$1'
}

shadowJar {
    dependencies {
        //noinspection GroovyAssignabilityCheck
        // include(dependency('org.languagetool:languagetool-core'))
        // include(dependency('org.languagetool:language-en'))
        include(dependency('org.spongepowered:mixin'))
        include(dependency('club.minnced:java-discord-rpc:2.0.1'))
        include(dependency('club.minnced:discord-rpc-release:v3.3.0'))
        include(dependency('com.formdev:flatlaf:1.5'))
        // include(dependency('org.l33tlabs.twl:pngdecoder:1.0'))
        include(dependency('org.slick2d:slick2d-core'))

        // include(dependency('com.github.dabasan:jassimp'))
        // include(dependency(files('libs/assimp4j.jar')))
        include(dependency('org.joml:joml'))
        include(dependency('us.ihmc:jassimp'))
        include(dependency('us.ihmc:ihmc-native-library-loader'))
        include(dependency('org.apache.commons:commons-lang3'))
        /* Below this line is stuff necessary for unfinished stuff on my local branch. */
        include(dependency('com.github.stephengold:Libbulletjme'))
        include(dependency('de.fabmax:physx-jni'))
        include(dependency('com.badlogicgames.gdx:gdx-backend-lwjgl'))
        include(dependency('com.badlogicgames.gdx:gdx'))
        include(dependency('com.badlogicgames.gdx:gdx-bullet'))
        include(dependency('com.badlogicgames.gdx:gdx-platform'))
        include(dependency('com.badlogicgames.gdx:gdx-bullet-platform'))

        include(dependency('net.java.dev.jna:jna'))
        include(dependency('net.java.dev.jna:jna-platform'))

        // include(dependency(files('libs/patched-lwjgl.jar')))
        // include(dependency('org.lwjgl:lwjgl-assimp'))
        // include(dependency('org.lwjgl:lwjgl'))
    }
    exclude 'dummyThing'
    exclude 'LICENSE.txt'
    classifier = 'release'
}

mixin {
    defaultObfuscationEnv searge
    //noinspection GroovyAssignabilityCheck
    add sourceSets.main, 'mixins.earth.refmap.json'
}

reobf {
    shadowJar {
        mappingType = VANILLA ? 'NOTCH' : 'SEARGE'
        classpath = sourceSets.main.compileClasspath
    }
}

jar {
    manifest {
        attributes(
            'Manifest-Version': 1.0,
            'TweakClass': 'me.earth.earthhack.tweaker.EarthhackTweaker',
            'TweakOrder': -999,
            'FMLCorePluginContainsFMLMod': 'true',
            'ForceLoadAsMod': 'true',
            'Main-Class': mainClassName
        )
    }
}

build.dependsOn(shadowJar)