require 'spec_helper'

describe LessonSession do

  let(:user) {FactoryGirl.create(:user, stored_credit_card: true, remaining_free_lessons: 1, remaining_test_drives: 1)}
  let(:teacher) {FactoryGirl.create(:teacher_user)}
  let(:slot1) { FactoryGirl.build(:lesson_booking_slot_single) }
  let(:slot2) { FactoryGirl.build(:lesson_booking_slot_single) }

  let(:lesson_booking) {b = LessonBooking.book_normal(user, teacher, [slot1, slot2], "Hey I've heard of you before.", false, LessonBooking::PAYMENT_STYLE_SINGLE, 60); b.card_presumed_ok = true; b.save!; b}
  let(:lesson_session) {lesson_booking.lesson_sessions[0]}

  describe "counter" do
    describe "recurring" do
      it "counter madness" do
        lesson = monthly_lesson(user, teacher, {accept:false})
        # start with the student
        invalid = FactoryGirl.build(:lesson_booking_slot_single, update_all: false)

        lesson.counter({proposer: user, message: "crumble and bumble", slot: invalid})
        lesson.errors.any?.should be_true
        lesson.errors[:counter_slot].should eql ["Only 'update all' counter-proposals are allowed for un-approved, recurring lessons", "Only 'recurring' counter-proposals are allowed for un-approved, recurring lessons"]
        lesson.reload
        lesson.counter_slot.should be_nil

        counter1 = FactoryGirl.build(:lesson_booking_slot_recurring, update_all: true)

        lesson.counter({proposer: user, message: "crumble and bumble take 2", slot: counter1})
        lesson.errors.any?.should be_false
        lesson.reload
        lesson.status.should eql LessonSession::STATUS_COUNTERED
        lesson.counter_slot.id.should eql counter1.id
        lesson.lesson_booking.counter_slot.id.should eql counter1.id

        counter2 = FactoryGirl.build(:lesson_booking_slot_recurring, update_all: true)

        lesson.counter({proposer: teacher, message: "crumble and bumble take 3", slot: counter2})
        lesson.errors.any?.should be_false
        lesson.reload
        lesson.status.should eql LessonSession::STATUS_COUNTERED
        lesson.counter_slot.id.should eql counter2.id
        lesson.lesson_booking.counter_slot.id.should eql counter2.id

        lesson.accept({accepter: user, message: "burp", slot: counter2.id})
        lesson.errors.any?.should be_false
        lesson.reload
        lesson.status.should eql LessonSession::STATUS_APPROVED

        counter3 = FactoryGirl.build(:lesson_booking_slot_recurring, update_all: false)

        lesson.counter({proposer: user, message: "crumble and bumble take 4", slot: counter3})
        lesson.errors.any?.should be_false
        lesson.reload
        lesson.status.should eql LessonSession::STATUS_COUNTERED
        lesson.counter_slot.id.should eql counter3.id
        lesson.lesson_booking.counter_slot.id.should eql counter3.id

        counter4 = FactoryGirl.build(:lesson_booking_slot_recurring, update_all: true)

        lesson.counter({proposer: teacher, message: "crumble and bumble take 5", slot: counter4})
        lesson.errors.any?.should be_false
        lesson.reload
        lesson.status.should eql LessonSession::STATUS_COUNTERED
        lesson.counter_slot.id.should eql counter4.id
        lesson.lesson_booking.counter_slot.id.should eql counter4.id
      end
    end
  end

  describe "autocancel" do
    it "can't autocancel in the past" do
      lesson_session.status.should eql LessonSession::STATUS_REQUESTED

      lesson_session.autocancel
      lesson_session.reload
      lesson_session.status.should eql LessonSession::STATUS_REQUESTED
      lesson_session.lesson_booking.status.should eql LessonSession::STATUS_REQUESTED
    end

    it "can't autocancel approved" do
      lesson_session = normal_lesson(user, teacher, {accept: true})
      lesson_session.status.should eql LessonSession::STATUS_APPROVED

      lesson_session.autocancel
      lesson_session.reload
      lesson_session.status.should eql LessonSession::STATUS_APPROVED
      lesson_session.lesson_booking.status.should eql LessonSession::STATUS_APPROVED
    end

    it "autocancel works" do
      lesson_session.status.should eql LessonSession::STATUS_REQUESTED

      Timecop.travel(Date.today + 10)

      lesson_session.autocancel
      lesson_session.reload
      lesson_session.status.should eql LessonSession::STATUS_UNCONFIRMED
      lesson_session.lesson_booking.status.should eql LessonSession::STATUS_UNCONFIRMED
    end

    it "autocancel sweeper works" do
      lesson_session.status.should eql LessonSession::STATUS_REQUESTED

      Timecop.travel(Date.today + 10)

      LessonSession.auto_cancel
      lesson_session.reload
      lesson_session.lesson_booking.active.should be_false
      lesson_session.status.should eql LessonSession::STATUS_UNCONFIRMED
      lesson_session.lesson_booking.status.should eql LessonSession::STATUS_UNCONFIRMED
    end
  end

  describe "slow_responses" do
    it "sorts correctly" do
      lesson_session1 = normal_lesson(user, teacher, {counter: true, counterer: user})
      lesson_session2 = normal_lesson(user, teacher, {counter: true, counterer: teacher}) # this shouldn't show up
      Timecop.travel(Date.today - 5)
      lesson_session3 = normal_lesson(user, teacher, {})

      slow = LessonSession.unscoped.slow_responses
      slow.count.should eql 2
      slow[0].should eql lesson_session3
      slow[1].should eql lesson_session1
    end
  end
  describe "least_time_left" do
    it "sorts correctly" do
      lesson_session1 = normal_lesson(user, teacher, {counter: true, counterer: user})
      lesson_session2 = normal_lesson(user, teacher, {counter: true, counterer: teacher}) # this shouldn't show up
      Timecop.travel(Date.today - 5)
      lesson_session3 = normal_lesson(user, teacher, {})

      slow = LessonSession.unscoped.least_time_left
      slow.count.should eql 2
      slow[0].should eql lesson_session1
      slow[1].should eql lesson_session3
    end
  end

  describe "remind_counters" do
    it "finds old requested and pokes teacher" do
      lesson_session1 = normal_lesson(user, teacher, {})

      mailer = mock
      mailer.should_receive(:deliver_now)
      UserMailer.should_receive(:teacher_counter_reminder).and_return(mailer)

      LessonSession.remind_counters
      lesson_session1.reload
      lesson_session1.lesson_booking.sent_counter_reminder.should be_false

      Timecop.travel(Date.today + 10)

      LessonSession.remind_counters
      lesson_session1.reload
      lesson_session1.lesson_booking.sent_counter_reminder.should be_true
    end

    it "finds old counter and pokes teacher" do
      lesson_session1 = normal_lesson(user, teacher, {counter: true, counterer: user})

      mailer = mock
      mailer.should_receive(:deliver_now)
      UserMailer.should_receive(:teacher_counter_reminder).and_return(mailer)

      LessonSession.remind_counters
      lesson_session1.reload
      lesson_session1.lesson_booking.sent_counter_reminder.should be_false

      Timecop.travel(Date.today + 10)

      LessonSession.remind_counters
      lesson_session1.reload
      lesson_session1.lesson_booking.sent_counter_reminder.should be_true
    end

    it "finds old counter and pokes teacher" do
      lesson_session1 = normal_lesson(user, teacher, {counter: true, counterer: teacher})

      mailer = mock
      mailer.should_receive(:deliver_now)
      UserMailer.should_receive(:student_counter_reminder).and_return(mailer)

      LessonSession.remind_counters
      lesson_session1.reload
      lesson_session1.lesson_booking.sent_counter_reminder.should be_false

      Timecop.travel(Date.today + 10)

      LessonSession.remind_counters
      lesson_session1.reload
      lesson_session1.lesson_booking.sent_counter_reminder.should be_true
    end
  end

  describe "accept" do
    it "accepts in the past is errored" do
      slot = FactoryGirl.build(:lesson_booking_slot_single, preferred_day: Date.today + 1)
      lesson = normal_lesson(user, teacher, {slots: [slot, slot2]})
      Timecop.travel(Date.today + 2)
      lesson.accept({
                        message: "Teacher time!",
                        acceptor: teacher,
                        slot: slot.id
                    })
      lesson.errors.any?.should be_true
      lesson.errors[:slot].should eql ["is in the past"]
    end

    it "accepts in the past for a recurring is OK" do
      slotRecurring1 = FactoryGirl.build(:lesson_booking_slot_recurring)
      slotRecurring2 = FactoryGirl.build(:lesson_booking_slot_recurring)
      lesson = monthly_lesson(user, teacher, {slots: [slotRecurring1, slotRecurring2]})
      Timecop.travel(Date.today + 100)
      lesson.accept({
                        message: "Teacher time!",
                        accepter: teacher,
                        slot: slotRecurring1.id
                    })
      lesson.errors.any?.should be_false
    end

    it "cancel in the past is OK" do
      slot = FactoryGirl.build(:lesson_booking_slot_single, preferred_day: Date.today + 1)
      lesson = normal_lesson(user, teacher, {slots: [slot, slot2]})

      Timecop.travel(Date.today + 2)
      lesson.cancel({
                        message: "Cancel time!",
                        canceler: teacher,
                        slot: slot
                    })
      lesson.errors.any?.should be_false
      lesson.reload
      lesson.status.should eql LessonSession::STATUS_CANCELED
      lesson.lesson_booking.status.should eql LessonSession::STATUS_CANCELED
    end
  end

  describe "permissions" do
    it "student can join session" do
      lesson = normal_lesson(user, teacher)

      FactoryGirl.create(:active_music_session, music_session: lesson.music_session, creator: teacher)

      connection1 = FactoryGirl.create(:connection, user: user, music_session_id: lesson.music_session.active_music_session.id, as_musician: true)
      connection2 = FactoryGirl.create(:connection, user: teacher, music_session_id: lesson.music_session.active_music_session.id, as_musician: true)

      connection1.can_join_music_session
      connection1.errors.any?.should be_false

      connection2.can_join_music_session
      connection2.errors.any?.should be_false
    end
  end
  describe "upcoming_sessions_reminder" do
    it "succeeds" do
      lesson = normal_lesson(user, teacher)
      UserMailer.deliveries.clear
      LessonSession.upcoming_sessions_reminder
      #UserMailer.deliveries.count.should eql 2
      lesson.touch
      lesson.sent_starting_notice.should be_false
      lesson.is_approved?.should be_true
      lesson.music_session.scheduled_start = 15.minutes.from_now
      lesson.music_session.save!
      LessonSession.upcoming_sessions_reminder
      UserMailer.deliveries.count.should eql 2
      UserMailer.deliveries.clear
      lesson.reload
      lesson.sent_starting_notice.should be_true
      LessonSession.upcoming_sessions_reminder
      UserMailer.deliveries.count.should eql 0
    end
  end

  describe "index" do
    it "finds single lesson as student" do

      lesson_session.touch
      lesson_session.music_session.creator.should eql lesson_session.lesson_booking.user
      lesson_session.lesson_booking.teacher.should eql teacher

      query = LessonSession.index(user)[:query]
      query.length.should eq 1

      # make sure some random nobody can see this lesson session
      query = LessonSession.index(FactoryGirl.create(:user))[:query]
      query.length.should eq 0
    end

    it "finds single lesson as teacher" do

      # just sanity check that the lesson_session Factory is doing what it should
      lesson_session.music_session.creator.should eql lesson_session.lesson_booking.user
      lesson_session.lesson_booking.teacher.should eql teacher

      query = LessonSession.index(teacher, {as_teacher: true})[:query]
      query.length.should eq 1

      # make sure some random nobody can see this lesson session
      query = LessonSession.index(FactoryGirl.create(:user), {as_teacher: true})[:query]
      query.length.should eq 0
    end

    describe "schools" do
      let (:school) {FactoryGirl.create(:school, scheduling_communication: School::SCHEDULING_COMM_SCHOOL)}
      describe "owner" do

        it "works when not a teacher" do
          query = LessonSession.index(school.owner, {as_teacher: true})[:query]
          query.length.should eql 0

          teacher.teacher.school = school
          teacher.teacher.save!
          teacher.reload
          school.reload

          school.teachers.to_a.should eql [teacher.teacher]
          lesson = normal_lesson(user, teacher, {accept: false})
          lesson.status.should eql LessonSession::STATUS_REQUESTED
          lesson.lesson_booking.school.should eql school
          school.owner.reload
          query = LessonSession.index(school.owner, {as_teacher: true})[:query]
          query.length.should eql 1

          query = LessonSession.index(teacher, {as_teacher: true})[:query]
          query.length.should eql 0


          lesson = normal_lesson(user, teacher, {accept: true})
          lesson.status.should eql LessonSession::STATUS_APPROVED
          lesson.lesson_booking.school.should eql school
          query = LessonSession.index(school.owner, {as_teacher: true})[:query]
          query.length.should eql 1

          query = LessonSession.index(teacher, {as_teacher: true})[:query]
          query.length.should eql 1
        end
      end
    end
  end
end