import { chunkUpload } from '@/lib/chunk-upload'
import {
  buildFormData,
  uploadSingleFile,
  type CompletedChunkUploadReference,
} from '@/components/upload/file-upload-handlers'
import { CHUNK_THRESHOLD } from '@/components/upload/upload-constants'

jest.mock('@/lib/chunk-upload', () => ({
  chunkUpload: jest.fn(),
}))

const buildFormDataDefaults = {
  previewImages: [],
  displayImage: null,
  modelImages: [],
  zipFile: null,
  productModel: 'GBGJ-DNZ0385',
  materialType: '抖音-千川素材',
  categoryName: '顾家',
  sceneName: '书房',
  platformName: '',
  productCategoryName: '电脑桌',
  renderer: '',
}

describe('file-upload-handlers 分片建档参数', () => {
  beforeEach(() => {
    jest.clearAllMocks()
  })

  test('最终建档请求同时携带合并路径、原文件名和 uploadId', () => {
    const completedChunkUpload: CompletedChunkUploadReference = {
      existingFilePath: 'uploads/temp/upload-video-1/merged-video.mp4',
      originalFileName: '荷风-8.4-文案542.mp4',
      uploadId: 'upload-video-1',
    }

    const formData = buildFormData({
      ...buildFormDataDefaults,
      completedChunkUpload,
    })

    expect(formData.get('existingFilePath')).toBe(completedChunkUpload.existingFilePath)
    expect(formData.get('originalFileName')).toBe(completedChunkUpload.originalFileName)
    expect(formData.get('uploadId')).toBe(completedChunkUpload.uploadId)
    expect(formData.get('zipFile')).toBeNull()
  })

  test('小文件直传只携带原文件，不伪造分片会话字段', () => {
    const file = new File(['video'], 'video.mp4', { type: 'video/mp4' })
    const formData = buildFormData({
      ...buildFormDataDefaults,
      zipFile: file,
    })

    expect(formData.get('zipFile')).toBe(file)
    expect(formData.get('existingFilePath')).toBeNull()
    expect(formData.get('originalFileName')).toBeNull()
    expect(formData.get('uploadId')).toBeNull()
  })

  test('分片完成结果缺少 uploadId 时在发起建档前阻止上传', async () => {
    ;(chunkUpload as jest.Mock).mockResolvedValue({
      existingFilePath: 'uploads/temp/upload-video-1/merged-video.mp4',
    })
    const file = new File(['video'], 'video.mp4', { type: 'video/mp4' })
    Object.defineProperty(file, 'size', { value: CHUNK_THRESHOLD })

    await expect(uploadSingleFile({
      zipFile: file,
      previewImages: [],
      displayImage: null,
      modelImages: [],
      productModel: 'GBGJ-DNZ0385',
      materialType: '抖音-千川素材',
      categoryName: '顾家',
      sceneName: '书房',
      platformName: '',
      productCategoryName: '电脑桌',
      renderer: '',
      onProgress: jest.fn(),
    })).rejects.toThrow('分片上传结果不完整，请重新上传')
  })
})