package gitbucket.core.view

import java.util.Date

import gitbucket.core.model.Account
import gitbucket.core.service.{RequestCache, SystemSettingsService}
import gitbucket.core.controller.Context
import SystemSettingsService.SystemSettings
import javax.servlet.http.{HttpServletRequest, HttpSession}

import play.twirl.api.Html
import org.scalatest.FunSpec
import org.scalatest.mock.MockitoSugar
import org.mockito.Mockito._


class AvatarImageProviderSpec extends FunSpec with MockitoSugar {

  val request = mock[HttpServletRequest]
  val session = mock[HttpSession]
  when(request.getRequestURL).thenReturn(new StringBuffer("http://localhost:8080/path.html"))
  when(request.getRequestURI).thenReturn("/path.html")
  when(request.getContextPath).thenReturn("")
  when(request.getSession).thenReturn(session)

  describe("getAvatarImageHtml") {
    it("should show Gravatar image for no image account if gravatar integration is enabled") {
      implicit val context = Context(createSystemSettings(true), None, request)
      val provider = new AvatarImageProviderImpl(Some(createAccount(None)))

      assert(provider.toHtml("user", 32).toString ==
        "<img src=\"https://www.gravatar.com/avatar/d41d8cd98f00b204e9800998ecf8427e?s=32&d=retro&r=g\" class=\"avatar\" style=\"width: 32px; height: 32px;\" />")
    }

    it("should show uploaded image even if gravatar integration is enabled") {
      implicit val context = Context(createSystemSettings(true), None, request)
      val provider = new AvatarImageProviderImpl(Some(createAccount(Some("icon.png"))))

      assert(provider.toHtml("user", 32).toString ==
        "<img src=\"/user/_avatar\" class=\"avatar\" style=\"width: 32px; height: 32px;\" />")
    }

    it("should show local image for no image account if gravatar integration is disabled") {
      implicit val context = Context(createSystemSettings(false), None, request)
      val provider = new AvatarImageProviderImpl(Some(createAccount(None)))

      assert(provider.toHtml("user", 32).toString ==
        "<img src=\"/user/_avatar\" class=\"avatar\" style=\"width: 32px; height: 32px;\" />")
    }

    it("should show Gravatar image for specified mail address if gravatar integration is enabled") {
      implicit val context = Context(createSystemSettings(true), None, request)
      val provider = new AvatarImageProviderImpl(None)

      assert(provider.toHtml("user", 20, "hoge@hoge.com").toString ==
        "<img src=\"https://www.gravatar.com/avatar/4712f9b0e63f56ad952ad387eaa23b9c?s=20&d=retro&r=g\" class=\"avatar-mini\" style=\"width: 20px; height: 20px;\" />")
    }

    it("should show unknown image for unknown user if gravatar integration is enabled") {
      implicit val context = Context(createSystemSettings(true), None, request)
      val provider = new AvatarImageProviderImpl(None)

      assert(provider.toHtml("user", 20).toString ==
        "<img src=\"/_unknown/_avatar\" class=\"avatar-mini\" style=\"width: 20px; height: 20px;\" />")
    }

    it("should show unknown image for specified mail address if gravatar integration is disabled") {
      implicit val context = Context(createSystemSettings(false), None, request)
      val provider = new AvatarImageProviderImpl(None)

      assert(provider.toHtml("user", 20, "hoge@hoge.com").toString ==
        "<img src=\"/_unknown/_avatar\" class=\"avatar-mini\" style=\"width: 20px; height: 20px;\" />")
    }

    it("should add tooltip if it's enabled") {
      implicit val context = Context(createSystemSettings(false), None, request)
      val provider = new AvatarImageProviderImpl(None)

      assert(provider.toHtml("user", 20, "hoge@hoge.com", true).toString ==
        "<img src=\"/_unknown/_avatar\" class=\"avatar-mini\" style=\"width: 20px; height: 20px;\" data-toggle=\"tooltip\" title=\"user\"/>")
    }
  }

  private def createAccount(image: Option[String]) =
    Account(
      userName       = "user",
      fullName       = "user@localhost",
      mailAddress    = "",
      password       = "",
      isAdmin        = false,
      url            = None,
      registeredDate = new Date(),
      updatedDate    = new Date(),
      lastLoginDate  = None,
      image          = image,
      isGroupAccount = false,
      isRemoved      = false,
      description    = None)

  private def createSystemSettings(useGravatar: Boolean) =
    SystemSettings(
      baseUrl                  = None,
      information              = None,
      allowAccountRegistration = false,
      allowAnonymousAccess     = true,
      isCreateRepoOptionPublic = true,
      gravatar                 = useGravatar,
      notification             = false,
      activityLogLimit         = None,
      ssh                      = false,
      sshHost                  = None,
      sshPort                  = None,
      useSMTP                  = false,
      smtp                     = None,
      ldapAuthentication       = false,
      ldap                     = None)

  /**
   * Adapter to test AvatarImageProviderImpl.
   */
  class AvatarImageProviderImpl(account: Option[Account]) extends AvatarImageProvider with RequestCache {

    def toHtml(userName: String, size: Int,  mailAddress: String = "", tooltip: Boolean = false)
              (implicit context: Context): Html = getAvatarImageHtml(userName, size, mailAddress, tooltip)

    override def getAccountByMailAddress(mailAddress: String)(implicit context: Context): Option[Account] = account
    override def getAccountByUserName(userName: String)(implicit context: Context): Option[Account] = account
  }

}