/* sbt -- Simple Build Tool
 * Copyright 2011 Mark Harrah, Indrajit Raychaudhuri
 */
package sbt

import java.io.File
import java.net.URL

/** Options for well-known tasks. */
object Opts {
	object compile {
		val deprecation = "-deprecation"
		def encoding(enc: String) = Seq("-encoding", enc)
		val explaintypes = "-explaintypes"
		val nowarn = "-nowarn"
		val optimise = "-optimise"
		val unchecked = "-unchecked"
		val verbose = "-verbose"
	}
	object doc {
		def generator(g: String): Seq[String] = Seq("-doc-generator", g)
		def sourceUrl(u: String): Seq[String] = Seq("-doc-source-url", u)
		def title(t: String): Seq[String] = Seq("-doc-title", t)
		def version(v: String): Seq[String] = Seq("-doc-version", v)
		def externalAPI(mappings: Iterable[(File,URL)]): Seq[String] = if(mappings.isEmpty) Nil else
			mappings.map{ case (f,u) => s"${f.getAbsolutePath}#${u.toExternalForm}"}.mkString("-doc-external-doc:", ",", "") :: Nil
	}
	object resolver {
		import Path._
		val sonatypeReleases = Resolver.sonatypeRepo("releases")
		val sonatypeSnapshots = Resolver.sonatypeRepo("snapshots")
		val sonatypeStaging = new MavenRepository("sonatype-staging", "https://oss.sonatype.org/service/local/staging/deploy/maven2")
		val mavenLocalFile = Resolver.file("Local Repository", userHome / ".m2" / "repository" asFile)
	}
}

object DefaultOptions {
	import Opts._
	import Path._
	import BuildPaths.{getGlobalBase, getGlobalSettingsDirectory}
	import Project.{extract, richInitializeTask}
	import Def.Setting

	def javac: Seq[String] = compile.encoding("UTF-8")
	def scalac: Seq[String] = compile.encoding("UTF-8")
	def javadoc(name: String, version: String): Seq[String] = Seq("-doctitle", "%s %s API".format(name, version))
	def scaladoc(name: String, version: String): Seq[String] = doc.title(name) ++ doc.version(version)

	def resolvers(snapshot: Boolean): Seq[Resolver] = {
		if (snapshot) Seq(Classpaths.typesafeSnapshots, resolver.sonatypeSnapshots) else Nil
	}
	def pluginResolvers(plugin: Boolean, snapshot: Boolean): Seq[Resolver] = {
		if (plugin && snapshot) Seq(Classpaths.typesafeSnapshots, Classpaths.sbtPluginSnapshots) else Nil
	}
	def addResolvers: Setting[_] = Keys.resolvers <<= Keys.isSnapshot apply resolvers
	def addPluginResolvers: Setting[_] = Keys.resolvers <<= (Keys.sbtPlugin, Keys.isSnapshot) apply pluginResolvers

	@deprecated("Use `credentials(State)` instead to make use of configuration path dynamically configured via `Keys.globalSettingsDirectory`; relying on ~/.ivy2 is not recommended anymore.", "0.12.0")
	def credentials: Credentials = Credentials(userHome / ".ivy2" / ".credentials")
	def credentials(state: State): Credentials = Credentials(getGlobalSettingsDirectory(state, getGlobalBase(state)) / ".credentials")
	def addCredentials: Setting[_] = Keys.credentials <+= Keys.state map credentials

	def shellPrompt(version: String): State => String = s => "%s:%s:%s> ".format(s.configuration.provider.id.name, extract(s).currentProject.id, version)
	def setupShellPrompt: Setting[_] = Keys.shellPrompt <<= Keys.version apply shellPrompt
}
