/*
 * Copyright 2012, Google Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above
 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
 * distribution.
 *     * Neither the name of Google Inc. nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
 
configurations {
    antlr3
    jflex
    proguard
}

ext.antlrSource = 'src/main/antlr3'
ext.antlrOutput = file("${buildDir}/generated-sources/antlr3")

ext.jflexSource = "src/main/jflex"
ext.jflexOutput = file("${buildDir}/generated-sources/jflex")

ext.testAntlrSource = 'src/test/antlr3'
ext.testAntlrOutput = file("${buildDir}/generated-test-sources/antlr3")

sourceSets.main.java.srcDir antlrOutput
sourceSets.main.java.srcDir jflexOutput

sourceSets.test.java.srcDir testAntlrOutput

idea {
    module {
        excludeDirs -= buildDir
        if (buildDir.exists()) {
            excludeDirs.addAll(buildDir.listFiles())
        }
        for (sourceDir in (sourceDirs + testSourceDirs)) {
            excludeDirs.remove(sourceDir);
            while ((sourceDir = sourceDir.getParentFile()) != null) {
                excludeDirs.remove(sourceDir);
            }
        }
    }
}

dependencies {
    compile project(':brut.apktool.smali:util')
    compile project(':brut.apktool.smali:dexlib2')
    compile depends.antlr_runtime
    compile depends.stringtemplate
    compile depends.commons_cli

    testCompile depends.junit

    antlr3 depends.antlr
    jflex depends.jflex
    proguard depends.proguard
}

task generateParserAntlrSource(type: JavaExec) {
    inputs.dir file(antlrSource)
    outputs.dir file(antlrOutput)

    mkdir(antlrOutput)
    def grammars = fileTree(antlrSource).include('**/smaliParser.g')

    classpath = configurations.antlr3
    main = 'org.antlr.Tool'
    args '-fo', relativePath("${antlrOutput}/org/jf/smali")
    args grammars.files
}

task generateTreeWalkerAntlrSource(type: JavaExec) {
    inputs.dir file(antlrSource)
    outputs.dir file(antlrOutput)

    mkdir(antlrOutput)
    def grammars = fileTree(antlrSource).include('**/smaliTreeWalker.g')

    classpath = configurations.antlr3
    main = 'org.antlr.Tool'
    args '-fo', relativePath("${antlrOutput}/org/jf/smali")
    args grammars.files
}

task generateTestAntlrSource(type: JavaExec) {
    inputs.dir file(testAntlrSource)
    outputs.dir file(testAntlrOutput)

    mkdir(testAntlrOutput)
    def grammars = fileTree(testAntlrSource).include('**/*.g')

    classpath = configurations.antlr3
    main = 'org.antlr.Tool'
    args '-fo', relativePath("${testAntlrOutput}/org/jf/smali")
    args grammars.files.join(' ')
}

task generateJflexSource(type: JavaExec) {
    inputs.dir file(jflexSource)
    outputs.dir file(jflexOutput)

    mkdir(jflexOutput)
    def grammars = fileTree(jflexSource).include('**/*.flex')

    classpath = configurations.jflex
    main = 'JFlex.Main'
    args '-q'
    args '-d', relativePath("${jflexOutput}/org/jf/smali")
    args grammars.files.join(' ')
}

compileJava.dependsOn generateParserAntlrSource, generateTreeWalkerAntlrSource, generateJflexSource
compileTestJava.dependsOn generateTestAntlrSource

// build a jar containing all dependencies
jar {
    from { configurations.compile.collect { it.isDirectory() ? it : zipTree(it) } }

    manifest {
        attributes("Main-Class": "org.jf.smali.main")
    }

    doLast {
        // ant.symlink(link: file("${destinationDir}/smali.jar"), resource: archivePath, overwrite: true)
    }
}

processResources.inputs.property('version', version)
processResources.expand('version': version)

task proguard(type: JavaExec, dependsOn: jar) {
    def outFile = jar.destinationDir.getPath() + '/' + jar.baseName + '-' + jar.version + '-small' + '.' + jar.extension
    inputs.file jar.archivePath
    outputs.file outFile

    classpath = configurations.proguard
    main = 'proguard.ProGuard'
    args "-injars ${jar.archivePath}(!**/TestStringTemplate*.class)"
    args "-outjars ${outFile}"
    args "-libraryjars ${System.properties['java.home']}/lib/rt.jar"
    args '-dontobfuscate'
    args '-dontoptimize'
    args '-keep public class org.jf.smali.main { public static void main(java.lang.String[]); }'
    args '-keepclassmembers enum * { public static **[] values(); public static ** valueOf(java.lang.String); }'
    args '-dontwarn com.google.common.**'
    args '-dontnote com.google.common.**'
}

tasks.getByPath(':release').dependsOn(proguard)