import { mount, flushPromises } from '@vue/test-utils'
import { nextTick } from 'vue'
import PostStatusForm from 'src/components/post_status_form/post_status_form.vue'
import { mountOpts, waitForEvent, $t } from '../../../fixtures/setup_test'

const autoSaveOrNot = (caseFn, caseTitle, runFn) => {
  caseFn(`${caseTitle} with auto-save`, function () {
    return runFn.bind(this)(true)
  })

  caseFn(`${caseTitle} with no auto-save`, function () {
    return runFn.bind(this)(false)
  })
}

const saveManually = async (wrapper) => {
  const morePostActions = wrapper.findByText('button', $t('post_status.more_post_actions'))
  await morePostActions.trigger('click')

  const btn = wrapper.findByText('button', $t('post_status.save_to_drafts_button'))
  await btn.trigger('click')
}

const waitSaveTime = 4000

afterEach(() => {
  vi.useRealTimers()
})

describe('Draft saving', () => {
  autoSaveOrNot(it, 'should save when the button is clicked', async (autoSave) => {
    const wrapper = mount(PostStatusForm, mountOpts())
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'autoSaveDraft',
      value: autoSave
    })
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)

    const textarea = wrapper.get('textarea')
    await textarea.setValue('mew mew')

    await saveManually(wrapper)
    expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
    expect(wrapper.vm.$store.getters.draftsArray[0].status).to.equal('mew mew')
  })

  it('should auto-save if it is enabled', async function () {
    vi.useFakeTimers()
    const wrapper = mount(PostStatusForm, mountOpts())
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'autoSaveDraft',
      value: true
    })
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
    const textarea = wrapper.get('textarea')
    await textarea.setValue('mew mew')

    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
    await vi.advanceTimersByTimeAsync(waitSaveTime)
    expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
    expect(wrapper.vm.$store.getters.draftsArray[0].status).to.equal('mew mew')
  })

  it('should auto-save when close if auto-save is on', async () => {
    const wrapper = mount(PostStatusForm, mountOpts({
      props: {
        closeable: true
      }
    }))
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'autoSaveDraft',
      value: true
    })
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
    const textarea = wrapper.get('textarea')
    await textarea.setValue('mew mew')
    wrapper.vm.requestClose()
    expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
    await waitForEvent(wrapper, 'can-close')
  })

  it('should save when close if auto-save is off, and unsavedPostAction is save', async () => {
    const wrapper = mount(PostStatusForm, mountOpts({
      props: {
        closeable: true
      }
    }))
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'autoSaveDraft',
      value: false
    })
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'unsavedPostAction',
      value: 'save'
    })
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
    const textarea = wrapper.get('textarea')
    await textarea.setValue('mew mew')
    wrapper.vm.requestClose()
    expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
    await waitForEvent(wrapper, 'can-close')
  })

  it('should discard when close if auto-save is off, and unsavedPostAction is discard', async () => {
    const wrapper = mount(PostStatusForm, mountOpts({
      props: {
        closeable: true
      }
    }))
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'autoSaveDraft',
      value: false
    })
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'unsavedPostAction',
      value: 'discard'
    })
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
    const textarea = wrapper.get('textarea')
    await textarea.setValue('mew mew')
    wrapper.vm.requestClose()
    await waitForEvent(wrapper, 'can-close')
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
  })

  it('should confirm when close if auto-save is off, and unsavedPostAction is confirm', async () => {
    const wrapper = mount(PostStatusForm, mountOpts({
      props: {
        closeable: true
      }
    }))
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'autoSaveDraft',
      value: false
    })
    await wrapper.vm.$store.dispatch('setOption', {
      name: 'unsavedPostAction',
      value: 'confirm'
    })
    expect(wrapper.vm.$store.getters.draftCount).to.equal(0)
    const textarea = wrapper.get('textarea')
    await textarea.setValue('mew mew')
    wrapper.vm.requestClose()
    await nextTick()
    const saveButton = wrapper.findByText('button', $t('post_status.close_confirm_save_button'))
    expect(saveButton).to.be.ok
    await saveButton.trigger('click')
    console.log('clicked')
    expect(wrapper.vm.$store.getters.draftCount).to.equal(1)
    await flushPromises()
    await waitForEvent(wrapper, 'can-close')
  })
})