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// Do it this way so people with older Gradle can hopefully still build.
buildscript {
	repositories { jcenter() }

	dependencies {
		classpath 'com.github.jengelman.gradle.plugins:shadow:1.2.1'
	}
}

apply plugin: 'java'
apply plugin: 'eclipse'
apply plugin: 'com.github.johnrengelman.shadow'
apply plugin: 'maven'

group = 'cuchaz'
version = '0.10.4b'

sourceCompatibility = 1.7
targetCompatibility = 1.7

// Custom source layout
sourceSets {
	main {
		java { srcDir 'src' }
		resources { srcDir 'conf' }
	}
	test {
		java { srcDir 'test' }
		resources { srcDir 'test' }
	}
}

repositories {
	mavenLocal()
	mavenCentral()

	maven {
		name "Cuchaz Custom Repository"
		url 'http://maven.cuchazinteractive.com'
	}
}

configurations {
	proGuard // used to download ProGuard
	application // used for JSyntaxPane so it's not in the library POM
	
	compile.extendsFrom application
}

dependencies {
	compile 'com.google.guava:guava:17.+'
	compile 'org.javassist:javassist:3.+'
	compile 'org.bitbucket.mstrobel:procyon-decompiler:0.5.28-enigma'
	application 'de.sciss:syntaxpane:1.1.+'
	
	testCompile 'junit:junit:4.+'
	testCompile 'org.hamcrest:hamcrest-all:1.+'
	
	proGuard 'net.sf.proguard:proguard-base:5.+'
}

// For each set of test inputs, create an output jar and obfuscate it.
file('test/cuchaz/enigma/inputs').listFiles().each {theFile ->
	if (theFile.directory) {
		task("${theFile.name}TestJar", type: Jar, dependsOn: testClasses) {
			from ('build/classes/test') {
				include "cuchaz/enigma/inputs/$theFile.name/**/*.class"
				include 'cuchaz/enigma/inputs/Keep.class'
			}
			
			archiveName = theFile.name + '.jar'
			destinationDir = file('build/test-inputs')
		}
		
		task ("${theFile.name}TestObf", type: JavaExec,
				dependsOn: "${theFile.name}TestJar") {
			main 'proguard.ProGuard'
			classpath configurations.proGuard
			
			args '@proguard-test.conf', '-injars', file('build/test-inputs/' +
					"${theFile.name}.jar"), '-outjars', file('build/test-obf/' +
							"${theFile.name}.jar")
		}
		
		test.dependsOn "${theFile.name}TestObf"
	}
}

// We also semi-deobfuscate translation.jar to then test it... yeah... oh well.
task ('deobfTranslationInput', type: JavaExec, dependsOn: 'translationTestObf')
{
	classpath sourceSets.main.runtimeClasspath
	main 'cuchaz.enigma.CommandMain'
	args 'deobfuscate', file('build/test-obf/translation.jar'),
			file('build/test-deobf/translation.jar')
}
test.dependsOn 'deobfTranslationInput'

test {
	// Since the Minecraft test is really long (like 10 minutes D:) we turn it
	// off by default.
	if (!System.getProperty('enableExtremelySlowMinecraftTest', '')
			.equalsIgnoreCase('true')) {
		exclude 'cuchaz/enigma/TestSourceIndex.class'
	}

	// Allow people to specify a custom path to their Minecraft directory.
	// (Example: `gradle build -Denigma.test.minecraftdir=./`)
	systemProperties = [
		'enigma.test.minecraftdir': System.getProperty('test.minecraftdir')
	]
}

// Set the main class.
jar.manifest.attributes 'Main-Class': 'cuchaz.enigma.Main'

// Make the "fat" application jar. This is useful to just throw in a classpath
// for tests, though it includes some slightly useless stuff.
shadowJar {
	append 'license.LGPL3.txt'
	append 'license.APL2.txt'
	append 'readme.txt'
	
	exclude 'META-INF/maven/**'
}

// Now make the deployable application jar with extra classes stripped out using
// ProGuard (don't use JavaExec because we want to redirect output to a file).
task('thinJar', dependsOn: shadowJar) << {
	javaexec {
		main 'proguard.ProGuard'
		classpath configurations.proGuard
		
		args '@proguard-build.conf', '-injars', shadowJar.archivePath,
				// well this works...
				'-outjars', file("build/libs/$project.name-${version}-thin.jar")
		
		// Cut down on console spam
		standardOutput new File(buildDir, 'proguard.log').newOutputStream();
	}
	println 'Saved ProGuard output to build/proguard.log'
}

// Create a library jar, containing only the deobfuscation code, for use at
// runtime. This will be deployed to Maven Local with a POM, and can be uploaded
// to a remote server manually (for now anyway).
task('libJar', type: Jar, dependsOn: classes) {
	baseName = 'enigma-lib'
	
	from("$buildDir/classes/main") {
		exclude 'cuchaz/enigma/gui/**'
		exclude 'cuchaz/enigma/convert/**'
		
		// Main classes + inner classes (keep CommandMain)
		exclude 'cuchaz/enigma/Main.class'
		exclude 'cuchaz/enigma/Main.class'
		exclude 'cuchaz/enigma/ConvertMain*.class'
	}
}
artifacts.archives libJar { name 'enigma-lib' }

// Here we need a bit of hackery to remove the default Maven deployment and just
// deploy enigma-lib. Works, but not ideal :(
configurations.archives {	
	artifacts.iterator().with {
		while(it.hasNext()) {
			if (it.next().name == 'enigma') {
				it.remove()
			}
		}
	}
}

// And finally, make the build generate / install the jars.
assemble.dependsOn thinJar
build.dependsOn install