import assert from 'node:assert/strict'
import test from 'node:test'
import { computed } from 'vue'
import { useAdminMarkdownMediaPicker } from '../composables/useAdminMarkdownMediaPicker.js'

const uploadSizeLimits = computed(() => ({
  image: 10485760,
  video: 209715200,
  audio: 52428800,
  document: 52428800
}))

test('관리자 Markdown 미디어 선택 모달은 열기와 닫기 상태를 관리한다', () => {
  const picker = useAdminMarkdownMediaPicker({ uploadSizeLimits })

  picker.openMediaPickerState('gallery')

  assert.equal(picker.isMediaPickerOpen.value, true)
  assert.equal(picker.mediaPickerTarget.value, 'gallery')
  assert.equal(picker.activeMediaPickerTab.value, 'upload')
  assert.equal(picker.mediaSearchQuery.value, '')
  assert.equal(picker.mediaPickerPage.value, 1)
  assert.deepEqual(picker.selectedMediaUrls.value, [])
  assert.equal(picker.isGalleryMediaPicker.value, true)
  assert.equal(picker.mediaPickerAccept.value, 'image/*')
  assert.equal(picker.mediaPickerTitle.value, '갤러리 이미지 선택')

  assert.equal(picker.closeMediaPickerState(), true)
  assert.equal(picker.isMediaPickerOpen.value, false)
  assert.equal(picker.activeMediaPickerTab.value, 'upload')
  assert.deepEqual(picker.mediaItems.value, [])
})

test('관리자 Markdown 미디어 선택 모달은 업로드 중 닫기를 막는다', () => {
  const picker = useAdminMarkdownMediaPicker({ uploadSizeLimits })

  picker.openMediaPickerState('image')
  picker.isUploading.value = true

  assert.equal(picker.closeMediaPickerState(), false)
  assert.equal(picker.isMediaPickerOpen.value, true)
})

test('관리자 Markdown 미디어 선택 모달은 API 응답과 페이지를 상태에 반영한다', () => {
  const picker = useAdminMarkdownMediaPicker({ uploadSizeLimits, pageSize: 20 })

  picker.applyMediaPickerResponse({
    items: [{ url: '/uploads/a.png' }],
    pagination: {
      page: 3,
      pageSize: 20,
      total: 42,
      pageCount: 3
    }
  })

  assert.equal(picker.mediaPickerPage.value, 3)
  assert.equal(picker.mediaPickerPageCount.value, 3)
  assert.equal(picker.mediaPickerRangeLabel.value, '42개 중 41-42개')
  assert.deepEqual(picker.filteredMediaItems.value, [{ url: '/uploads/a.png' }])

  picker.setMediaPickerPage(99)

  assert.equal(picker.mediaPickerPage.value, 3)
})

test('관리자 Markdown 미디어 선택 모달은 단일·갤러리 선택을 관리한다', () => {
  const picker = useAdminMarkdownMediaPicker({ uploadSizeLimits })

  picker.openMediaPickerState('image')
  picker.mediaItems.value = [
    { url: '/uploads/a.png' },
    { url: '/uploads/b.png' }
  ]
  picker.toggleMediaSelection({ url: '/uploads/a.png' })
  picker.toggleMediaSelection({ url: '/uploads/b.png' })

  assert.deepEqual(picker.selectedMediaUrls.value, ['/uploads/b.png'])
  assert.deepEqual(picker.resolveCurrentSelectedMediaItems(), [{ url: '/uploads/b.png' }])

  picker.openMediaPickerState('gallery')
  picker.toggleMediaSelection({ url: '/uploads/a.png' })
  picker.toggleMediaSelection({ url: '/uploads/b.png' })

  assert.deepEqual(picker.selectedMediaUrls.value, ['/uploads/a.png', '/uploads/b.png'])
  assert.equal(picker.getGallerySelectionOrder('/uploads/b.png'), 2)
  assert.deepEqual(picker.mediaPickerApplyState.value, {
    disabled: false,
    label: '2개 삽입'
  })
})

test('관리자 Markdown 미디어 선택 모달은 업로드 파일 선택 상태와 fallback 목록을 만든다', () => {
  const picker = useAdminMarkdownMediaPicker({ uploadSizeLimits })

  picker.openMediaPickerState('image')
  picker.selectUploadedMediaFiles([
    { url: '/uploads/a.png', kind: 'image' },
    { url: '/uploads/a.mp4', kind: 'video' }
  ])

  assert.deepEqual(picker.selectedMediaUrls.value, ['/uploads/a.png'])

  picker.prependUploadedMediaItems([{ url: '/uploads/a.png' }])

  assert.deepEqual(picker.mediaItems.value, [{ url: '/uploads/a.png' }])
  assert.equal(picker.isUploadFileAllowedForPicker({ type: 'image/png' }), true)
  assert.equal(picker.isUploadFileAllowedForPicker({ type: 'video/mp4' }), false)
})