def javaDir = "${rootDir}/../java"
def javatestsDir = "${rootDir}/../javatests"

def generatedDir = "${project.buildDir}/generated-sources"

sourceSets {
  main {
    java {
      srcDirs = [
          "${javaDir}",
          "${generatedDir}"
      ]
    }
    resources {
      srcDirs = [
          "${javaDir}"
      ]
      exclude '**/*.java', '**/*.xjb'
    }
  }
  test {
    java {
      srcDirs = [
          "${javatestsDir}",
          "${generatedDir}"
      ]
    }
    resources {
      srcDirs = [
          "${javatestsDir}"
      ]
      exclude '**/*.java', '**/*.xsd', '**/*.xjb'
    }
  }
}

configurations {
  css
  jaxb
  soy
}

dependencies {
  testImplementation project(':third_party')

  // Dependencies needed for jaxb compilation.
  // Use jaxb 2.2.11 because 2.3 is known to break the Ant task we use.
  // TODO: upgrade jaxb versions to 2.4.0, already in beta by Sept 2018
  jaxb 'javax.xml.bind:jaxb-api:2.2.11'
  jaxb 'com.sun.xml.bind:jaxb-xjc:2.2.11'
  jaxb 'com.sun.xml.bind:jaxb-impl:2.2.11'
  jaxb 'com.sun.xml.bind:jaxb-osgi:2.2.11'

  // Dependency needed for soy to java compilation.
  soy 'com.google.template:soy:2018-03-14'

  // Dependencies needed for compiling stylesheets to javascript
  css 'com.google.closure-stylesheets:closure-stylesheets:1.5.0'
  css 'args4j:args4j:2.0.26'
}

task jaxbToJava() {
  doLast {
    file(generatedDir).mkdirs()

    // Temp dir to hold schema and bindings files. Files must be in the same directory because
    // the bindings (.xjb) file does not declare relative paths to schema (.xsd) files.
    def xjcTempSourceDir = file("${temporaryDir}/xjc")
    xjcTempSourceDir.mkdirs()
    ant.copy(
        todir: "${xjcTempSourceDir}",
        overwrite: true) {
      fileSet(
          dir: "${javaDir}/google/registry/xml/xsd",
          includes: '**.xsd')
    }
    ant.copy(
        todir: "${xjcTempSourceDir}",
        overwrite: true,
        file:
            "${javaDir}/google/registry/xjc/bindings.xjb")

    ant.taskdef(
        name: 'xjc',
        classname: 'com.sun.tools.xjc.XJCTask',
        classpath: configurations.jaxb.asPath)
    ant.xjc(
        destdir: "${generatedDir}",
        binding: "${xjcTempSourceDir}/bindings.xjb",
        removeOldOutput: 'yes', extension: 'true') {
      project.fileTree(
          dir: new File("$xjcTempSourceDir"),
          include: ['**/*.xsd'])
          .addToAntBuilder(ant, 'schema', FileCollection.AntType.FileSet)
      // -npa: do not generate package-info.java files. They will be generated below.
      arg(line: '-npa -quiet -extension')
    }
    exec {
      workingDir "${generatedDir}"

      executable "${javaDir}/google/registry/xjc/make_pkginfo.sh"
      args "${javaDir}/google/registry/xjc/package-info.java.in",
          "${generatedDir}/google/registry/xjc"
    }
  }
}

task soyToJava() {
  ext.soyToJava = { javaPackage, outputDirectory, soyFiles ->
    javaexec {
      main = "com.google.template.soy.SoyParseInfoGenerator"
      classpath configurations.soy
      args "--javaPackage", "${javaPackage}",
          "--outputDirectory", "${outputDirectory}",
          "--javaClassNameSource", "filename",
          "--allowExternalCalls", "true",
          "--srcs", "${soyFiles.join(',')}"
    }
  }

  doLast {

    soyToJava('google.registry.tools.soy', "${generatedDir}/google/registry/tools/soy",
        fileTree(dir: "${javaDir}/google/registry/tools/soy", include: ['**/*.soy']))

    soyToJava('google.registry.ui.soy.registrar',
        "${generatedDir}/google/registry/ui/soy/registrar",
        fileTree(dir: "${javaDir}/google/registry/ui/soy/registrar", include: ['**/*.soy']))

    soyToJava('google.registry.ui.soy',
        "${generatedDir}/google/registry/ui/soy",
        files {
          file("${javaDir}/google/registry/ui/soy").listFiles()
        }.filter {
          it.name.endsWith(".soy")
        })
  }
}

task stylesheetsToJavascript {
  ext.cssCompile = { outputName, debug, cssFiles ->
    javaexec {
      main = "com.google.common.css.compiler.commandline.ClosureCommandLineCompiler"
      classpath configurations.css

      def argsBuffer = [
          "--output-file", "${outputName}.css",
          "--output-source-map", "${outputName}.css.map",
          "--input-orientation", "LTR",
          "--output-orientation", "NOCHANGE",
          "--output-renaming-map", "${outputName}.css.js",
          "--output-renaming-map-format", "CLOSURE_COMPILED_SPLIT_HYPHENS"
      ]
      if (debug) {
        argsBuffer.addAll(["--rename", "DEBUG", "--pretty-print"])
      } else {
        argsBuffer.addAll(["--rename", "CLOSURE"])
      }

      argsBuffer.addAll(cssFiles)
      args argsBuffer
    }
  }

  doLast {
    def cssSourceDir = "${javaDir}/google/registry/ui/css"
    def outputDir = "${project.buildDir}/resources/main/google/registry/ui/css"
    file("${outputDir}").mkdirs()
    def srcFiles = [
        "${cssSourceDir}/console.css", "${cssSourceDir}/contact-settings.css",
        "${cssSourceDir}/contact-us.css", "${cssSourceDir}/dashboard.css",
        "${cssSourceDir}/epp.css", "${cssSourceDir}/forms.css",
        "${cssSourceDir}/kd_components.css", "${cssSourceDir}/registry.css",
        "${cssSourceDir}/resources.css", "${cssSourceDir}/security-settings.css"
    ]
    cssCompile("${outputDir}/registrar_bin", false, srcFiles)
    cssCompile("${outputDir}/registrar_dbg", true, srcFiles)
  }
}

compileJava.dependsOn jaxbToJava
compileJava.dependsOn soyToJava

// stylesheetsToJavascript must happen after processResources, which wipes the resources folder
// before copying data into it.
stylesheetsToJavascript.dependsOn processResources
classes.dependsOn stylesheetsToJavascript


test {
  // Test exclusion patterns:
  // - *TestCase.java are inherited by concrete test classes.
  // - *TestSuite.java are excluded to avoid duplicate execution of suite members. See README
  //   in this directory for more information.
  exclude "**/*TestCase.*", "**/*TestSuite.*"

  // Use a single JVM to execute all tests. See README in this directory for more information.
  maxParallelForks 1

  // Use a single thread to execute all tests in a JVM. See README in this directory for more
  // information.
  forkEvery 1

  // Uncomment to see test outputs in stdout.
  //testLogging.showStandardStreams = true
}