import { factory } from '../../test/factories'

import { AvailabilityTime } from './availability_time.model'

describe('AvailabilityTime', () => {
  let subject: AvailabilityTime

  beforeAll(async () => {
    subject = new AvailabilityTime(await factory.build('availability_time'))
  })

  describe('#offset', () => {
    describe.each`
      time                | offset
      ${'12:00:00'}       | ${null}
      ${'12:00:00Z'}      | ${'Z'}
      ${'12:00:00-05:00'} | ${'-05:00'}
      ${'12:00:00-05:30'} | ${'-05:30'}
      ${'12:00:00-05'}    | ${'-05:00'}
      ${'12:00:00+05:30'} | ${'+05:30'}
      ${'12:00:00+05'}    | ${'+05:00'}
    `('when time is "$time"', ({ time, offset }) => {
      beforeAll(() => {
        subject.time = time
      })

      it(`returns "${offset}"`, () => {
        expect(subject.offset).toEqual(offset)
      })
    })
  })

  describe('#hoursWithoutOffset', () => {
    describe.each`
      time                | hour
      ${'12:00:00'}       | ${'12:00'}
      ${'12:00:00Z'}      | ${'12:00'}
      ${'12:00:00-05:00'} | ${'12:00'}
      ${'12:00:00-05:30'} | ${'12:00'}
      ${'12:00:00-05'}    | ${'12:00'}
      ${'12:00:00+05:30'} | ${'12:00'}
      ${'12:00:00+05'}    | ${'12:00'}
    `('when time is "$time"', ({ time, hour }) => {
      beforeAll(() => {
        subject.time = time
      })

      it(`returns "${hour}"`, () => {
        expect(subject.hoursWithoutOffset).toEqual(hour)
      })
    })
  })

  describe('#getUTCDate', () => {
    const date = '2022-03-16'
    const time = '12:00'
    const timezone = 'America/Sao_Paulo'

    describe('when has a given date and has a timezone', () => {
      beforeAll(() => {
        subject.time = time
        subject.timezone = timezone
      })

      it(`returns a UTC date with day and time of an availability time`, () => {
        expect(subject.getUTCDate(new Date(date)).toISOString()).toEqual(`${date}T15:00:00.000Z`)
      })
    })
  })

  describe('#setOffsetInTime', () => {
    const date = '2022-03-16'
    const time = '12:00'
    const timezone = 'America/Sao_Paulo'

    describe('when has a given date and has a timezone', () => {
      beforeAll(() => {
        subject.time = time
        subject.timezone = timezone
      })

      it(`returns a UTC date with day and time of an availability time`, () => {
        subject.setOffsetInTime(new Date(date))
        expect(subject.time).toEqual(`${time}-03:00`)
      })
    })
  })
})