/** @jest-environment node */

import { prisma } from '@/lib/prisma'
import { inspectTaskMaterialCompletionAfterError } from '@/lib/task-material-completion-safety'

jest.mock('@/lib/prisma', () => ({
  prisma: {
    material: { findUnique: jest.fn() },
  },
}))

describe('task material completion acknowledgement safety', () => {
  beforeEach(() => {
    jest.clearAllMocks()
  })

  test.each([
    ['processing', 'processing'],
    ['failed', 'other'],
    [null, 'other'],
  ] as const)('数据库状态 %s 映射为 %s', async (taskStatus, expectedState) => {
    ;(prisma.material.findUnique as jest.Mock).mockResolvedValue({
      taskStatus,
      previewUrl: '',
      zipFilePath: '',
      assets: [],
    })

    await expect(inspectTaskMaterialCompletionAfterError('material-1')).resolves.toMatchObject({
      state: expectedState,
    })
  })

  test('只有预览、ZIP 与两类资产证据齐全才映射为 completed', async () => {
    ;(prisma.material.findUnique as jest.Mock).mockResolvedValue({
      taskStatus: 'completed',
      previewUrl: 'https://s3.example/preview.webp',
      zipFilePath: 'materials/source.zip',
      assets: [{ assetType: 'preview' }, { assetType: 'zip' }],
    })

    await expect(inspectTaskMaterialCompletionAfterError('material-1')).resolves.toMatchObject({
      state: 'completed',
    })
  })

  test.each([
    ['', 'materials/source.zip', [{ assetType: 'preview' }, { assetType: 'zip' }]],
    ['https://s3.example/preview.webp', '', [{ assetType: 'preview' }, { assetType: 'zip' }]],
    ['https://s3.example/preview.webp', 'materials/source.zip', [{ assetType: 'preview' }]],
  ])('已完成但证据不全时映射为 completed_incomplete', async (previewUrl, zipFilePath, assets) => {
    ;(prisma.material.findUnique as jest.Mock).mockResolvedValue({
      taskStatus: 'completed',
      previewUrl,
      zipFilePath,
      assets,
    })

    await expect(inspectTaskMaterialCompletionAfterError('material-1')).resolves.toMatchObject({
      state: 'completed_incomplete',
    })
  })

  test('查询失败时返回 unknown，调用方必须保留文件', async () => {
    const error = new Error('database unavailable')
    ;(prisma.material.findUnique as jest.Mock).mockRejectedValue(error)

    await expect(inspectTaskMaterialCompletionAfterError('material-1')).resolves.toEqual({
      state: 'unknown',
      error,
    })
  })
})