/** @jest-environment node */

import fs from 'fs'
import path from 'path'
import { NextRequest } from 'next/server'
import { getServerSession } from 'next-auth'
import { GET } from '@/app/api/materials/share/route'
import { DownloadErrorCode } from '@/lib/download-errors'
import { prisma } from '@/lib/prisma'

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

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

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

function buildMaterial(overrides: Record<string, unknown> = {}) {
  return {
    id: 'material-1',
    previewUrl: '',
    productModel: 'SPU-001',
    reportTitle: null,
    categoryName: '索菲亚',
    sceneName: '客厅',
    platformName: null,
    productCategoryName: null,
    materialType: '图片',
    isAiGenerated: false,
    taskDetailSourceType: null,
    authorName: '测试人员',
    zipFileName: '',
    zipFilePath: '',
    zipFileSize: BigInt(0),
    downloadCount: 0,
    likeCount: 0,
    displayImages: null,
    createdAt: new Date('2026-07-30T00:00:00.000Z'),
    userId: 'owner-1',
    videoSourceUrl: null,
    videoPreview540Url: null,
    videoPreviewClipUrl: null,
    videoCoverUrl: null,
    videoDuration: null,
    videoProcessingStatus: null,
    taskNo: null,
    taskStatus: null,
    taskFetchedAt: null,
    isFullSet: false,
    ...overrides,
  }
}

describe('materials share security', () => {
  beforeEach(() => {
    jest.clearAllMocks()
    ;(getServerSession as jest.Mock).mockResolvedValue(null)
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(null)
    ;(prisma.materialLike.findFirst as jest.Mock).mockResolvedValue(null)
    ;(prisma.materialFavorite.findFirst as jest.Mock).mockResolvedValue(null)
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue(null)
  })

  test('公开分享只查询未删除素材', async () => {
    const response = await GET(
      new NextRequest('http://localhost/api/materials/share?id=material-deleted'),
    )
    const body = await response.json()

    expect(response.status).toBe(404)
    expect(body.error).toBe('素材不存在')
    expect(prisma.material.findFirst).toHaveBeenCalledWith(
      expect.objectContaining({
        where: {
          id: 'material-deleted',
          deletedAt: null,
        },
      }),
    )
  })

  test('鉴权下载响应禁止共享缓存', () => {
    const routeSource = fs.readFileSync(
      path.join(process.cwd(), 'app/api/materials/download/route.ts'),
      'utf8',
    )

    expect(routeSource).toContain("'Cache-Control': 'private, no-store, max-age=0'")
    expect(routeSource).not.toContain("'Cache-Control': 'public, max-age=86400, must-revalidate'")
  })

  test('匿名访问只能使用公开分享能力', async () => {
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(buildMaterial())

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

    expect(response.status).toBe(200)
    expect(body.capabilities).toEqual({
      canFavorite: false,
      canEdit: false,
      canDelete: false,
    })
  })

  test('未满15天的视频分享链接保留有效，但不返回任何视频内容', async () => {
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(buildMaterial({
      materialType: '淘系-逛逛视频',
      createdAt: new Date(Date.now() - 2 * 24 * 60 * 60 * 1000),
      videoSourceUrl: '/uploads/materials/source.mp4',
      videoPreview540Url: 'https://example.com/preview.mp4',
      videoPreviewClipUrl: 'https://example.com/clip.mp4',
    }))

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

    expect(response.status).toBe(403)
    expect(response.headers.get('Cache-Control')).toBe('private, no-store, max-age=0')
    expect(body).toMatchObject({
      code: DownloadErrorCode.VIDEO_WAIT_PERIOD,
      remainingDays: expect.any(Number),
      availableAt: expect.any(String),
    })
    expect(body.details).toContain('满 15 天')
    expect(body).not.toHaveProperty('videoSourceUrl')
    expect(body).not.toHaveProperty('videoPreview540Url')
    expect(body).not.toHaveProperty('videoPreviewClipUrl')
  })

  test('视频满15天后同一分享链接正常返回预览', async () => {
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(buildMaterial({
      materialType: '淘系-逛逛视频',
      createdAt: new Date(Date.now() - 16 * 24 * 60 * 60 * 1000),
      videoSourceUrl: '/uploads/materials/source.mp4',
      videoPreview540Url: 'https://example.com/preview.mp4',
      videoPreviewClipUrl: 'https://example.com/clip.mp4',
    }))

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

    expect(response.status).toBe(200)
    expect(body.videoPreview540Url).toBeTruthy()
    expect(body.videoPreviewClipUrl).toBeTruthy()
    expect(body.videoSourceUrl).toBeNull()
  })

  test('素材所有者可收藏和编辑，但不能获得管理员删除权限', async () => {
    ;(getServerSession as jest.Mock).mockResolvedValue({
      user: { id: 'owner-1' },
    })
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(buildMaterial())
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue({
      role: 'USER',
      department: null,
      managedDepartment: null,
      canDownload: false,
      isSuperAdmin: false,
    })

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

    expect(response.status).toBe(200)
    expect(body.capabilities).toEqual({
      canFavorite: true,
      canEdit: true,
      canDelete: false,
    })
  })

  test('公开详情由服务端返回与写接口一致的操作能力', async () => {
    ;(getServerSession as jest.Mock).mockResolvedValue({
      user: { id: 'admin-1' },
    })
    ;(prisma.material.findFirst as jest.Mock).mockResolvedValue(buildMaterial())
    ;(prisma.user.findUnique as jest.Mock).mockResolvedValue({
      role: 'SYSTEM_ADMIN',
      department: null,
      managedDepartment: null,
      canDownload: false,
      isSuperAdmin: false,
    })

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

    expect(response.status).toBe(200)
    expect(body.capabilities).toEqual({
      canFavorite: true,
      canEdit: true,
      canDelete: true,
    })
  })
})