/** @jest-environment node */

import { NextRequest } from 'next/server'
import { GET } from '@/app/api/materials/download/route'
import { prisma } from '@/lib/prisma'
import { getServerSession } from 'next-auth'
import {
  canUserDownloadMaterial,
  canUserDownloadSource,
  isSuperAdmin,
} from '@/lib/department-permission'

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

jest.mock('next-auth', () => ({
  getServerSession: jest.fn(),
}))

jest.mock('@/lib/auth', () => ({
  authOptions: {},
}))

jest.mock('@/lib/department-permission', () => {
  const actual = jest.requireActual('@/lib/department-permission')
  return {
    ...actual,
    canUserDownloadMaterial: jest.fn(),
    canUserDownloadSource: jest.fn(),
    isSuperAdmin: jest.fn(),
  }
})

describe('materials download route video wait period', () => {
  beforeEach(() => {
    jest.clearAllMocks()
    ;(getServerSession as jest.Mock).mockResolvedValue({
      user: {
        id: 'admin-1',
        role: 'ADMIN',
        department: '管理部',
        managedDepartment: null,
      },
    })
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue({ isSuperAdmin: true })
    ;(isSuperAdmin as jest.Mock).mockResolvedValue(true)
    ;(canUserDownloadMaterial as jest.Mock).mockResolvedValue(true)
    ;(canUserDownloadSource as jest.Mock).mockResolvedValue(true)
  })

  function mockMaterial(materialType: string, createdAt: Date, zipFilePath = '') {
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue({
      id: 'material-1',
      zipFilePath,
      zipFileName: 'video.mp4',
      productModel: 'SPU001',
      categoryName: '店铺',
      sceneName: '场景',
      productCategoryName: '品类',
      materialType,
      downloadCount: 0,
      createdAt,
    })
  }

  test.each(['share=1', 'shareId=anything'])(
    '匿名请求不能通过 %s 绕过下载登录校验',
    async (shareParam) => {
      ;(getServerSession as jest.Mock).mockResolvedValue(null)

      const response = await GET(
        new NextRequest(`http://localhost/api/materials/download?id=material-1&${shareParam}`),
      )
      const body = await response.json()

      expect(response.status).toBe(401)
      expect(body.code).toBe('UNAUTHORIZED')
      expect(prisma.material.findFirst).not.toHaveBeenCalled()
    },
  )

  test('无下载权限用户不能通过 share 参数绕过个人权限', async () => {
    ;(getServerSession as jest.Mock).mockResolvedValue({
      user: {
        id: 'user-1',
        role: 'USER',
        department: '测试部门',
        managedDepartment: null,
      },
    })
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue({ canDownload: false })

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-1&share=1'),
    )
    const body = await response.json()

    expect(response.status).toBe(403)
    expect(body.code).toBe('FORBIDDEN')
    expect(prisma.material.findFirst).not.toHaveBeenCalled()
  })

  test('已软删除素材不能通过旧 ID 直接下载', async () => {
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(null)

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-deleted'),
    )
    const body = await response.json()

    expect(response.status).toBe(404)
    expect(body.code).toBe('MATERIAL_NOT_FOUND')
    expect(prisma.material.findFirst).toHaveBeenCalledWith(
      expect.objectContaining({
        where: {
          id: 'material-deleted',
          deletedAt: null,
        },
      }),
    )
  })

  test('任务原图源文件不能通过 share 参数绕过源文件权限', async () => {
    ;(getServerSession as jest.Mock).mockResolvedValue({
      user: {
        id: 'user-1',
        role: 'USER',
        department: '测试部门',
        managedDepartment: null,
      },
    })
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue({ canDownload: true })
    ;(isSuperAdmin as jest.Mock).mockResolvedValue(false)
    ;(canUserDownloadMaterial as jest.Mock).mockResolvedValue(true)
    ;(canUserDownloadSource as jest.Mock).mockResolvedValue(false)
    mockMaterial('任务-3D原图', new Date('2026-01-01T00:00:00.000Z'), 'uploads/source.zip')

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-1&share=1'),
    )
    const body = await response.json()

    expect(response.status).toBe(403)
    expect(body.code).toBe('NO_PERMISSION')
    expect(canUserDownloadSource).toHaveBeenCalledWith(
      '测试部门',
      'USER',
      null,
      '详情模板',
      'user-1',
    )
  })

  test('部门下载权限不能通过 share 参数绕过', async () => {
    ;(getServerSession as jest.Mock).mockResolvedValue({
      user: {
        id: 'user-1',
        role: 'USER',
        department: '测试部门',
        managedDepartment: null,
      },
    })
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue({ canDownload: true })
    ;(isSuperAdmin as jest.Mock).mockResolvedValue(false)
    ;(canUserDownloadMaterial as jest.Mock).mockResolvedValue(false)
    mockMaterial('3D场景', new Date('2026-01-01T00:00:00.000Z'), 'uploads/source.zip')

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-1&share=1'),
    )
    const body = await response.json()

    expect(response.status).toBe(403)
    expect(body.code).toBe('NO_PERMISSION')
    expect(canUserDownloadSource).not.toHaveBeenCalled()
  })

  test('非安装视频未满 15 天时应禁止下载，分享链接也不能绕过', async () => {
    mockMaterial('淘系-主图视频', new Date())

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-1&share=1&validate=1'),
    )
    const body = await response.json()

    expect(response.status).toBe(403)
    expect(body.code).toBe('VIDEO_WAIT_PERIOD')
    expect(body.details).toContain('满 15 天')
  })

  test('安装视频不受 15 天限制', async () => {
    mockMaterial('安装视频', new Date())

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-1&share=1&validate=1'),
    )
    const body = await response.json()

    expect(response.status).toBe(404)
    expect(body.code).toBe('NO_DOWNLOADABLE_FILES')
  })

  test('非安装视频满 15 天后不再被等待期拦截', async () => {
    const uploadedAt = new Date(Date.now() - 16 * 24 * 60 * 60 * 1000)
    mockMaterial('抖音-千川素材', uploadedAt)

    const response = await GET(
      new NextRequest('http://localhost/api/materials/download?id=material-1&share=1&validate=1'),
    )
    const body = await response.json()

    expect(response.status).toBe(404)
    expect(body.code).toBe('NO_DOWNLOADABLE_FILES')
  })
})