import org.gradle.plugins.signing.Sign

allprojects {
	apply plugin: 'java'
	apply plugin: 'eclipse'

	ext {
		shortVersion = '4.0.0-rc2'
		isSnapshot = true
		gitCommit = getGitCommit()
		javadocAllDir = new File(buildDir, 'javadoc')
		documentationDir = new File(projectDir, 'documentation')
		releasedocsDir = new File(buildDir, 'releasedocs')
		rootConfigDir = new File(rootDir, 'config')
		sonatypeCredentialsAvailable = project.hasProperty('sonatypeUsername') && project.hasProperty('sonatypePassword')
		isReleaseVersion = !isSnapshot
		signingRequired = isReleaseVersion
		sonatypeSnapshotUrl = 'https://oss.sonatype.org/content/repositories/snapshots'
		sonatypeStagingUrl = 'https://oss.sonatype.org/service/local/staging/deploy/maven2'
		buildDate = (new java.text.SimpleDateFormat("yyyy-MM-dd")).format(new Date())
		oneLineDesc = 'An Open Source XMPP (Jabber) client library'
	}
	group = 'org.igniterealtime.smack'
	sourceCompatibility = 1.7
	version = shortVersion
	if (isSnapshot) {
		version += '-SNAPSHOT'
	}

	ext.sharedManifest = manifest {
		attributes('Implementation-Version': version,
				   'Implementation-GitRevision': ext.gitCommit,
				   // According to OSGi core 5.0 section 3.2.5 the qualifier (the fourth
				   // version element) must begin with a dot. So we replace only the
				   // first occurence of an dash with a dot.
				   // For example 4.0.0-rc1 becomes 4.0.0.rc1, but
				   // 4.0.0-SNAPSHOT-2014-05-01 becomes 4.0.0.SNAPSHOT-2014-05-01
				   'Bundle-Version': version.replaceFirst("-", "."))
	}
}

gradle.taskGraph.whenReady { taskGraph ->
	if (signingRequired
		&& taskGraph.allTasks.any { it instanceof Sign }) {
		// Use Java 6's console to read from the console (no good for a CI environment)
		Console console = System.console()
		console.printf '\n\nWe have to sign some things in this build.\n\nPlease enter your signing details.\n\n'
		def password = console.readPassword('GnuPG Private Key Password: ')

		allprojects { ext.'signing.password' = password }

		console.printf '\nThanks.\n\n'
	}
}

task javadocAll(type: Javadoc) {
	source subprojects.collect {project ->
		project.sourceSets.main.allJava }
	destinationDir = javadocAllDir
	// Might need a classpath
	classpath = files(subprojects.collect {project ->
		project.sourceSets.main.compileClasspath})
}

import org.apache.tools.ant.filters.ReplaceTokens
task prepareReleasedocs(type: Copy) {
	from 'resources/releasedocs'
	into releasedocsDir
	filter(ReplaceTokens, tokens: [version: version, releasedate: buildDate])
}

task distributionZip(type: Zip, dependsOn: [javadocAll, prepareReleasedocs]) {
	classifier buildDate
	into ('javadoc') {
		from(javadocAllDir)
	}
	into ('releasedocs') {
		from(releasedocsDir)
	}
	into ('releasedocs/documentation') {
		from(documentationDir)
	}
}

jar {
	// Root project should not create empty jar artifact
	enabled = false
}

description = """\
Smack ${version}
${oneLineDesc}."""

subprojects {
	apply plugin: 'maven'
	apply plugin: 'osgi'
	apply plugin: 'signing'
	apply plugin: 'checkstyle'

	checkstyle {
		configFile = new File(rootConfigDir, 'checkstyle.xml')
	}
	repositories {
		mavenLocal()
		mavenCentral()
	}
	task sourcesJar(type: Jar, dependsOn: classes) {
		classifier = 'sources'
		from sourceSets.main.allSource
	}
	task javadocJar(type: Jar, dependsOn: javadoc) {
		classifier = 'javadoc'
		from javadoc.destinationDir
	}
	artifacts {
		archives sourcesJar
		archives javadocJar
	}
	uploadArchives {
		repositories {
			mavenDeployer {
				if (signingRequired) {
					beforeDeployment { MavenDeployment deployment -> signing.signPom(deployment) }
				}
				repository(url: project.sonatypeStagingUrl) {
					if (sonatypeCredentialsAvailable) {
						authentication(userName: sonatypeUsername, password: sonatypePassword)
					}
				}
				snapshotRepository(url: project.sonatypeSnapshotUrl) {
					if (sonatypeCredentialsAvailable) {
						authentication(userName: sonatypeUsername, password: sonatypePassword)
					}
				}
				pom.project {
					name 'Smack'
					packaging 'jar'
					inceptionYear '2003'
					url 'http://www.igniterealtime.org/projects/smack/'
					
					issueManagement {
						system 'JIRA'
						url 'http://issues.igniterealtime.org/browse/SMACK'
					}

					distributionManagement {
						snapshotRepository {
							id 'smack.snapshot'
							url project.sonatypeSnapshotUrl
						}
					}

					scm {
						url 'https://github.com/igniterealtime/Smack'
						connection 'scm:git:https://github.com/igniterealtime/Smack.git'
						developerConnection 'scm:git:https://github.com/igniterealtime/Smack.git'
					}

					licenses {
						license {
							name 'The Apache Software License, Version 2.0'
							url 'http://www.apache.org/licenses/LICENSE-2.0.txt'
							distribution 'repo'
						}
					}

					developers {
						developer {
							id 'flow'
							name 'Florian Schmaus'
							email 'flow@igniterealtime.org'
						}
					}
				}
			}
		}
	}
	rootProject.distributionZip {
		dependsOn build
		from(buildDir) {
			include "$libsDirName/**"
		}
	}
	signing {
		required { signingRequired }
		sign configurations.archives
	}
}

(subprojects - project(':core'))*.jar {
	manifest {
		attributes('Bundle-SymbolicName': project.group + '-' + project.name,
				   'Fragment-Host': project.group)
		from sharedManifest
	}
}

// This is not really beautifully, but it's the only way I found to add
// the sub-projects description as description element to the POM
subprojects*.uploadArchives {
	repositories {
		mavenDeployer {
			pom.project {
				description project.description
			}
		}
	}
}

def getGitCommit() {
	def dotGit = new File("$projectDir/.git")
	if (!dotGit.isDirectory()) return 'non-git build'

	def cmd = 'git describe --tags --dirty=+'
	def proc = cmd.execute()
	def gitCommit = proc.text.trim()
	assert !gitCommit.isEmpty()
	gitCommit
}