package service

import model._
import slick.jdbc.JdbcBackend
import util.Implicits.request2Session

/**
 * This service is used for a view helper mainly.
 *
 * It may be called many times in one request, so each method stores
 * its result into the cache which available during a request.
 */
trait RequestCache extends SystemSettingsService with AccountService with IssuesService {

  private implicit def context2Session(implicit context: app.Context): JdbcBackend#Session =
    request2Session(context.request)

  def getIssue(userName: String, repositoryName: String, issueId: String)
              (implicit context: app.Context): Option[Issue] = {
    context.cache(s"issue.${userName}/${repositoryName}#${issueId}"){
      super.getIssue(userName, repositoryName, issueId)
    }
  }

  def getAccountByUserName(userName: String)
                          (implicit context: app.Context): Option[Account] = {
    context.cache(s"account.${userName}"){
      super.getAccountByUserName(userName)
    }
  }

  def getAccountByMailAddress(mailAddress: String)
                             (implicit context: app.Context): Option[Account] = {
    context.cache(s"account.${mailAddress}"){
      super.getAccountByMailAddress(mailAddress)
    }
  }
}