Initial commit

app/controllers/Projects.scala

@@ -0,0 +1,52 @@
+package controllers
+
+import javax.inject.Inject
+
+import play.api.Configuration
+
+class Projects @Inject() (configuration: Configuration) {
+  import scala.collection.JavaConversions._
+  val projectMap = {
+    val projectsConfig = configuration.getObject("yssdc.projects").getOrElse(sys.error("yssdc.projects is not set")).toConfig
+    projectsConfig.entrySet().map( k => k.getKey -> projectsConfig.getString(k.getKey)).toMap
+  }
+  val projectSet = projectMap.keySet
+  val teamIdSet = configuration.getStringSeq("yssdc.teams").getOrElse(sys.error("yssdc.teams is not set")).map(TeamId).toSet
+  private val teamsByIds = teamIdSet.map(t => t.id -> t).toMap
+  val teamLeaders = {
+    import scala.collection.JavaConversions._
+    configuration.getObject("yssdc.teamLeaders").getOrElse(sys.error("yssdc.teamLeaders is not set")).map{case(k, v) =>
+      TeamId(k) -> v.unwrapped().asInstanceOf[String]
+    }
+  }
+  {
+    val extraTeams = teamLeaders.keySet -- teamIdSet
+    if(extraTeams.nonEmpty){
+      sys.error(s"Some unexpected teams: $extraTeams")
+    }
+  }
+
+  def existingTeamId(s: String): TeamId = teamsByIds(s)
+
+  val projectToTeams = configuration.getObject("yssdc.projectsToTeams").get.mapValues{_.unwrapped().asInstanceOf[java.util.List[String]].map(c =>
+    existingTeamId(c)
+  ).toSet}.map(identity)
+
+  val projectAndTeams = projectToTeams.toSeq.flatMap{case (project, teams) => teams.map(team => (project, team))}
+
+  val teamsToProjects = projectAndTeams.groupBy(_._2).mapValues(_.map(_._1).toSet).map(identity)
+
+  val teamsById: Map[String, Team] = for{
+    (team, projectNames) <- teamsToProjects
+  } yield team.id -> Team(
+    id = team.id,
+    name = team.name,
+    leader = teamLeaders(team),
+    projectNames = projectNames
+  )
+
+  def teamById(id: String) = teamsById(id)
+
+  def teamSet = teamsById.values.toSet
+
+}