package gitbucket.core.api

import gitbucket.core.service.ProtectedBrancheService
import org.json4s._

/** https://developer.github.com/v3/repos/#enabling-and-disabling-branch-protection */
case class ApiBranchProtection(enabled: Boolean, required_status_checks: Option[ApiBranchProtection.Status]){
  def status: ApiBranchProtection.Status = required_status_checks.getOrElse(ApiBranchProtection.statusNone)
}

object ApiBranchProtection{
  /** form for enabling-and-disabling-branch-protection */
  case class EnablingAndDisabling(protection: ApiBranchProtection)

  def apply(info: Option[ProtectedBrancheService.ProtectedBranchInfo]): ApiBranchProtection = info match {
    case None       => ApiBranchProtection(false, Some(statusNone))
    case Some(info) => ApiBranchProtection(true, Some(Status(if(info.includeAdministrators){ Everyone }else{ NonAdmins }, info.requireStatusChecksToPass)))
  }
  val statusNone = Status(Off, Seq.empty)
  case class Status(enforcement_level: EnforcementLevel, contexts: Seq[String])
  sealed class EnforcementLevel(val name: String)
  case object Off extends EnforcementLevel("off")
  case object NonAdmins extends EnforcementLevel("non_admins")
  case object Everyone extends EnforcementLevel("everyone")

  implicit val enforcementLevelSerializer = new CustomSerializer[EnforcementLevel](format => (
   {
     case JString("off") => Off
     case JString("non_admins") => NonAdmins
     case JString("everyone") => Everyone
   },
   {
     case x: EnforcementLevel => JString(x.name)
   }
 ))
}