<project name="samples-common">
	<property name="gwt.root" location="../.." />
	<property name="project.tail" value="samples/${sample.root}" />
	<import file="${gwt.root}/common.ant.xml" />

	<property name="sample.package" value="${sample.root}" />
	<property name="sample.main" value="${sample.module}" />

	<property.ensure name="gwt.user.jar" location="${gwt.build.lib}/gwt-user.jar" />
	<!-- Platform shouldn't matter here, just picking one -->
	<property.ensure name="gwt.dev.jar" location="${gwt.build.lib}/gwt-dev-linux.jar" />

	<!-- Mirror directory for scripts; makes building distro easier -->
	<property name="samples.scripts" value="${gwt.build.out}/samples-scripts" />
	<!-- Use the uppercase name rather than the lowercase name -->
	<property name="sample.build" value="${gwt.build.out}/samples/${sample.main}" />

	<target name="source" description="Copy source to the output folder">
		<mkdir dir="${sample.build}/src" />
		<copy todir="${sample.build}/src">
			<fileset dir="src" />
		</copy>
	</target>

	<target name="compile" description="Compile all java files">
		<mkdir dir="${sample.build}/bin" />
		<gwt.javac destdir="${sample.build}/bin">
			<classpath>
				<pathelement location="${gwt.user.jar}" />
				<pathelement location="${gwt.dev.jar}" />
			</classpath>
		</gwt.javac>
	</target>

	<target name="gwtc" description="Compile to JavaScript">
		<outofdate>
			<sourcefiles>
				<fileset dir="src" />
				<fileset dir="${sample.build}/bin" />
				<fileset file="${gwt.user.jar}" />
				<fileset file="${gwt.dev.jar}" />
			</sourcefiles>
			<targetfiles path="${sample.build}/www/com.google.gwt.sample.${sample.package}.${sample.module}/com.google.gwt.sample.${sample.package}.${sample.module}.nocache.js" />
			<sequential>
				<mkdir dir="${sample.build}/www" />
				<gwt.timer name="${sample.main}">
					<java dir="${sample.build}" classname="com.google.gwt.dev.GWTCompiler" classpath="src:${sample.build}/bin:${gwt.user.jar}:${gwt.dev.jar}" fork="yes" failonerror="true">
						<jvmarg value="-Xmx256M"/>
						<arg value="-out" />
						<arg file="${sample.build}/www" />
						<arg value="com.google.gwt.sample.${sample.package}.${sample.module}" />
					</java>
				</gwt.timer>
				<length property="sample.size">
					<fileset dir="${sample.build}/www/com.google.gwt.sample.${sample.package}.${sample.module}"/>
				</length>
				<echo message="output size for ${sample.main} is ${sample.size} bytes"/>
			</sequential>
		</outofdate>
	</target>

	<macrodef name="applicationCreator">
		<attribute name="platform" />
		<attribute name="extension" default="" />
		<sequential>
			<outofdate>
				<sourcefiles />
				<targetfiles>
					<pathelement location="${samples.scripts}/@{platform}/${sample.main}/${sample.main}-compile@{extension}" />
					<pathelement location="${samples.scripts}/@{platform}/${sample.main}/${sample.main}-shell@{extension}" />
				</targetfiles>
				<sequential>
					<mkdir dir="${samples.scripts}/@{platform}/${sample.main}" />
					<java classname="com.google.gwt.user.tools.ApplicationCreator" classpath="${gwt.user.jar}:${gwt.dev.jar}" failonerror="true">
						<!-- Relative path is important! Paths will be relative in final distro -->
						<sysproperty key="gwt.devjar" value="../../gwt-dev-@{platform}.jar" />
						<arg value="-ignore" />
						<arg value="-out" />
						<arg file="${samples.scripts}/@{platform}/${sample.main}" />
						<arg value="com.google.gwt.sample.${sample.package}.client.${sample.main}" />
					</java>
				</sequential>
			</outofdate>
		</sequential>
	</macrodef>

	<target name="scripts" description="Create launch scripts">
		<applicationCreator platform="linux" />
		<applicationCreator platform="windows" extension=".cmd" />
		<applicationCreator platform="mac" />
	</target>

	<target name="build" depends="source, compile, gwtc, scripts" description="Build and package this project" />

	<target name="checkstyle" description="Static analysis of source">
		<gwt.checkstyle>
			<fileset dir="src" />
		</gwt.checkstyle>
	</target>

	<target name="clean" description="Cleans this project's intermediate and output files">
		<delete dir="${sample.build}" />
		<delete includeemptydirs="true">
			<fileset dir="${samples.scripts}">
				<include name="*/${sample.main}/**" />
			</fileset>
		</delete>
	</target>
</project>