import org.gradle.plugins.ide.eclipse.model.ProjectDependency
import org.gradle.plugins.ide.eclipse.model.SourceFolder


apply plugin: "propdeps-eclipse"
apply plugin: "propdeps-idea"

// Replace classpath entries with project dependencies (GRADLE-1116)
eclipse.classpath.file.whenMerged { classpath ->
	def regexp = /.*?\/([^\/]+)\/build\/[^\/]+\/(?:main|test)/ // only match those that end in main or test (avoids removing necessary entries like build/classes/jaxb)
	def projectOutputDependencies = classpath.entries.findAll { entry -> entry.path =~ regexp }
	projectOutputDependencies.each { entry ->
		def matcher = (entry.path =~ regexp)
		if(matcher) {
			def projectName = matcher[0][1]
			def path = "/${projectName}"
			if(!classpath.entries.find { e -> e instanceof ProjectDependency && e.path == path }) {
				def dependency = new ProjectDependency(path, project(":${projectName}").path)
				dependency.exported = true
				classpath.entries.add(dependency)
			}
			classpath.entries.remove(entry)
		}
	}
	classpath.entries.removeAll { entry -> (entry.path =~ /(?!.*?repack.*\.jar).*?\/([^\/]+)\/build\/libs\/[^\/]+\.jar/) }
}


// Use separate main/test outputs (prevents WTP from packaging test classes)
eclipse.classpath.defaultOutputDir = file(project.name+"/eclipse/bin")
eclipse.classpath.file.beforeMerged { classpath ->
	classpath.entries.findAll{ it instanceof SourceFolder }.each {
		if(it.output.startsWith("build/eclipse")) {
			it.output = null
		}
	}
}
eclipse.classpath.file.whenMerged { classpath ->
	classpath.entries.findAll{ it instanceof SourceFolder }.each {
		it.output = "build/eclipse/" + it.path.split("/")[1]
	}
}

// Allow projects to be used as WPT modules
eclipse.project.natures "org.eclipse.wst.common.project.facet.core.nature"


// Include project specific settings
task eclipseSettings(type: Copy) {
	from rootProject.files(
		"src/eclipse/org.eclipse.jdt.ui.prefs",
		"src/eclipse/org.eclipse.wst.common.project.facet.core.xml")
	into project.file('.settings/')
	outputs.upToDateWhen { false }
}

task eclipseWstComponent(type: Copy) {
	from rootProject.files(
		"src/eclipse/org.eclipse.wst.common.component")
	into project.file('.settings/')
	expand(deployname: project.name)
	outputs.upToDateWhen { false }
}

task eclipseJdtPrepare(type: Copy) {
	from rootProject.file("src/eclipse/org.eclipse.jdt.core.prefs")
	into project.file(".settings/")
	outputs.upToDateWhen { false }
}

task cleanEclipseJdtUi(type: Delete) {
	delete project.file(".settings/org.eclipse.jdt.ui.prefs")
	delete project.file("org.eclipse.jdt.core.prefs")
	delete project.file(".settings/org.eclipse.wst.common.component")
	delete project.file(".settings/org.eclipse.wst.common.project.facet.core.xml")
}

tasks["eclipseJdt"].dependsOn(eclipseJdtPrepare)
tasks["cleanEclipse"].dependsOn(cleanEclipseJdtUi)
tasks["eclipse"].dependsOn(eclipseSettings, eclipseWstComponent)