import groovy.json.JsonOutput

import java.util.zip.ZipInputStream

buildscript {
    repositories {
        mavenCentral()
        maven {
            name = "forge"
            url = "http://files.minecraftforge.net/maven"
        }
        maven {
            name = "sponge"
            url = "https://repo.spongepowered.org/maven"
        }
        maven {
            name = "sonatype"
            url = "https://oss.sonatype.org/content/repositories/snapshots/"
        }
    }
    dependencies {
        classpath 'net.minecraftforge.gradle:ForgeGradle:2.2-SNAPSHOT'
        classpath 'org.spongepowered:mixingradle:0.4-SNAPSHOT'
    }
}

apply plugin: 'net.minecraftforge.gradle.forge'
apply plugin: 'org.spongepowered.mixin'

sourceCompatibility = 1.8
targetCompatibility = 1.8

version = gitDescribe()
group= "com.replaymod"
archivesBaseName = "replaymod"

minecraft {
    coreMod = 'com.replaymod.core.LoadingPlugin'
    version = '1.11.2-13.20.0.2216'
    runDir = "eclipse"
    mappings = "snapshot_20161220"
    replace '@MOD_VERSION@', project.version
    replace '@MC_VERSION@', project.minecraft.version
}

repositories {
    maven {
        name = "SpongePowered Repo"
        url = "http://repo.spongepowered.org/maven/"
    }
    maven {
        url 'https://repo.spacehq.org/content/repositories/snapshots/'
    }
}

configurations {
    shade
    compile.extendsFrom shade
}

dependencies {
    compile 'org.projectlombok:lombok:1.16.4'

    compile 'org.spongepowered:mixin:0.6.4-SNAPSHOT'
    shade 'com.googlecode.mp4parser:isoparser:1.1.7'
    shade 'org.apache.commons:commons-exec:1.3'
    shade 'com.google.apis:google-api-services-youtube:v3-rev178-1.22.0'
    shade 'com.google.api-client:google-api-client-gson:1.20.0'
    shade 'com.google.api-client:google-api-client-java6:1.20.0'
    shade 'com.google.oauth-client:google-oauth-client-jetty:1.20.0'

    shade 'org.aspectj:aspectjrt:1.8.2'

    compile project(':ReplayStudio')

    testCompile 'junit:junit:4.11'
}

tasks['idea'].dependsOn ':ReplayStudio:preshadowJar'

jar {
    duplicatesStrategy = DuplicatesStrategy.EXCLUDE

    dependsOn configurations.compile
    dependsOn configurations.shade
    dependsOn ':ReplayStudio:shadowJar'

    def shade = {files(
            configurations.compile.findAll {it.name.startsWith 'mixin-'}
                    + configurations.shade
                    + getTasks().getByPath(':ReplayStudio:shadowJar').outputs.files
    )}

    def noticeDir = file("$buildDir/NOTICE")
    doFirst {
        noticeDir.deleteDir()
        noticeDir.mkdirs()
        shade().collect { it.isDirectory() ? fileTree(it) : zipTree(it) }.each {
            it.matching { include '**/NOTICE*' }.each {
                new File(noticeDir, 'NOTICE.txt') << it.getText('UTF-8') + '\n'
            }
        }
    }
    from noticeDir

    def langDir = file("$buildDir/languages")
    doFirst {
	try {
        langDir.deleteDir()
        langDir.mkdirs()
        def dir = new File(langDir, 'assets/replaymod/lang/')
        dir.mkdirs()
        def zip = new ZipInputStream(new URL('http://replaymod.com/api/grab_languages').openStream())
        def e;
        while ((e = zip.nextEntry) != null) {
            new File(dir, e.getName()) << zip
            zip.closeEntry()
        }
	} catch(Exception e) {
	    e.printStackTrace();
	}
    }
    from (langDir) {
        exclude '**/en_US.lang'
    }

    from ({shade().collect { it.isDirectory() ? it : zipTree(it) }}) {
        exclude '**/NOTICE*'
        // exclude everything taken in from jGui for running the mod in a dev environment
        exclude { new File(file('jGui/src/main/resources'), it.relativePath.pathString).exists() }
        eachFile {
            if (getName() == 'LICENSE.txt') {
                setName(getFile().getParentFile().getName().split('-')[0] + '-LICENSE.txt')
            }
        }
    }

    manifest {
         attributes 'TweakClass': 'org.spongepowered.asm.launch.MixinTweaker',
                 'TweakOrder': '0',
                 'FMLCorePluginContainsFMLMod': 'true',
                 'FMLAT': 'replaymod_at.cfg'
	}
}

def gitDescribe() {
    try {
        def stdout = new ByteArrayOutputStream()
        exec {
            commandLine 'git', 'describe', '--always', '--dirty=*'
            standardOutput = stdout
        }
        return stdout.toString().trim()
    } catch (e) {
        return "unknown"
    }
}

processResources
{
    // this will ensure that this task is redone when the versions change.
    inputs.property "version", project.version
    inputs.property "mcversion", project.minecraft.version

    // replace stuff in mcmod.info, nothing else
    from(sourceSets.main.resources.srcDirs) {
        include 'mcmod.info'

        // replace version and mcversion
        expand 'version': project.version, 'mcversion': project.minecraft.version
    }

    // copy everything else, thats not the mcmod.info
    from(sourceSets.main.resources.srcDirs) {
        exclude 'mcmod.info'
    }
}

sourceSets {
    main {
        // Directly include jGui into main build
        // This could also be done by including it as a gradle subproject, however
        // doing so caused classpath issues on some IntelliJ versions.
        java {
            srcDir 'jGui/src/main/java'
        }
        resources {
            srcDir 'jGui/src/main/resources'
        }
        refMap = "mixins.replaymod.refmap.json"
    }
}

task copySrg(type: Copy, dependsOn: 'genSrgs') {
    from {project.tasks.genSrgs.mcpToSrg}
    into 'build'
}

setupDecompWorkspace.dependsOn copySrg
setupDevWorkspace.dependsOn copySrg
project.tasks.idea.dependsOn copySrg

def generateVersionsJson() {
    // List all tags
    def stdout = new ByteArrayOutputStream()
    project.exec {
        commandLine 'git', 'for-each-ref', '--sort=taggerdate', '--format=%(refname:short)', 'refs/tags'
        standardOutput = stdout
    }
    def versions = stdout.toString().tokenize('\n').reverse()
    def mcVersions = versions.collect {it.substring(0, it.indexOf('-'))}.unique().reverse()

    def root = [
            homepage: 'https://www.replaymod.com/download/',
            promos: [:]
    ]
    mcVersions.forEach { mcVersion ->
        def mcVersionRoot = [:]
        def latest
        def recommended
        versions.forEach {
            def (thisMcVersion, modVersion, preVersion) = it.tokenize('-')
            if (thisMcVersion == mcVersion) {
                mcVersionRoot[it] = "See https://github.com/ReplayMod/ReplayMod/releases/$it"
                if (latest == null) latest = it
                if (preVersion == null) {
                    if (recommended == null) recommended = it
                }
            }
        }
        root[mcVersion] = mcVersionRoot
        root.promos[mcVersion + '-latest'] = latest
        if (recommended != null) {
            root.promos[mcVersion + '-recommended'] = recommended
        }
    }
    root
}

task doRelease() {
    doLast {
        // Parse version
        def version = project.releaseVersion as String
        if (project.version.endsWith('*')) {
            throw new InvalidUserDataException('Git working tree is dirty. Make sure to commit all changes.')
        }
        def (mcVersion, modVersion, preVersion) = version.tokenize('-')
        preVersion = preVersion != null && preVersion.startsWith('b') ? preVersion.substring(1) : null

        // Create new tag
        if (preVersion != null) {
            project.exec {
                commandLine 'git', 'tag',
                        '-m', "Pre-release $preVersion of $modVersion for Minecraft $mcVersion",
                        "$mcVersion-$modVersion-b$preVersion"
            }
        } else {
            project.exec {
                commandLine 'git', 'tag',
                        '-m', "Release $modVersion for Minecraft $mcVersion",
                        "$mcVersion-$modVersion"
            }
        }

        // Switch to master branch to update versions.json
        project.exec { commandLine 'git', 'checkout', 'master' }

        // Generate versions.json content
        def versionsRoot = generateVersionsJson()
        def versionsJson = JsonOutput.prettyPrint(JsonOutput.toJson(versionsRoot))

        // Write versions.json
        new File('versions.json').write(versionsJson)

        // Commit changes
        project.exec { commandLine 'git', 'add', 'versions.json' }
        project.exec { commandLine 'git', 'commit', '-m', "Update versions.json for $version" }

        // Return to previous branch
        project.exec { commandLine 'git', 'checkout', '-' }
    }
}

defaultTasks 'build'