im.actor.server.persist.configs.ParameterRepo.scala Maven / Gradle / Ivy

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package im.actor.server.persist.configs

import im.actor.server.model.{ PeerType, Peer }
import im.actor.server.model.configs.Parameter
import slick.driver.PostgresDriver.api._

import scala.concurrent.ExecutionContext

final class ParameterTable(tag: Tag) extends Table[Parameter](tag, "config_parameters") {
  def userId = column[Int]("user_id", O.PrimaryKey)

  def key = column[String]("key", O.PrimaryKey)

  def value = column[Option[String]]("value")

  def * = (userId, key, value) <> ((Parameter.apply _).tupled, Parameter.unapply)
}

object ParameterRepo {
  val parameters = TableQuery[ParameterTable]

  def createOrUpdate(parameter: Parameter) =
    parameters.insertOrUpdate(parameter)

  def find(userId: Int) =
    parameters.filter(_.userId === userId).result

  private def valuesByUserIdAndKey(userId: Rep[Int], key: Rep[String]) =
    parameters.filter(p ⇒ p.userId === userId && p.key === key).map(_.value)

  private def byUserIdAndKeyLike(userId: Rep[Int], pattern: Rep[String]) =
    parameters.filter(p ⇒ p.userId === userId && p.key.like(pattern))

  private val byUserIdAndKeyLikeC = Compiled(byUserIdAndKeyLike _)

  private def firstByUserIdAndKey(userId: Rep[Int], key: Rep[String]) = valuesByUserIdAndKey(userId, key).take(1)

  private val firstByUserIdAndKeyC = Compiled(firstByUserIdAndKey _)

  def findValue(userId: Int, key: String)(implicit ec: ExecutionContext) =
    firstByUserIdAndKeyC((userId, key)).result.headOption map (_.flatten)

  def findValue(userId: Int, key: String, default: String)(implicit ec: ExecutionContext) =
    firstByUserIdAndKeyC((userId, key)).result.headOption map (_.flatten.getOrElse(default))

  def findBooleanValue(userId: Int, key: String, default: Boolean)(implicit ec: ExecutionContext) =
    findValue(userId, key) map {
      case Some("false") ⇒ false
      case Some("true")  ⇒ true
      case _             ⇒ default
    }

  def findPeerNotifications(userId: Int, deviceType: String)(implicit ec: ExecutionContext): DBIO[Seq[(Peer, Boolean)]] = {
    def boolValue(value: Option[String]) = value match {
      case Some("false") ⇒ false
      case _             ⇒ true
    }

    val prefix = s"category.$deviceType.notification.chat."

    for (rows ← byUserIdAndKeyLikeC((userId, s"$prefix%_%.%")).result) yield {
      rows flatMap {
        case Parameter(_, key, value) ⇒
          key.drop(prefix.length).split("\\.").toList match {
            case peerStr :: "enabled" :: Nil ⇒
              peerStr.split("_").toList match {
                case "GROUP" :: id :: Nil ⇒
                  Some((Peer(PeerType.Group, id.toInt), boolValue(value)))
                case "PRIVATE" :: id :: Nil ⇒
                  Some((Peer(PeerType.Private, id.toInt), boolValue(value)))
                case _ ⇒ None
              }
            case _ ⇒ None
          }
      }
    }
  }
}