// @ts-nocheck
const path = require('path');

module.exports = {
  preset: 'ts-jest',
  testEnvironment: 'jsdom',
  rootDir: path.resolve(__dirname, '../..'),
  roots: ['<rootDir>/src'],
  testMatch: ['**/__tests__/**/*.test.{ts,tsx}', '**/*.test.{ts,tsx}'],
  // 仅收集实际可单元测试的目录的覆盖率，排除 pages/API routes/admin 等需集成/E2E 测试的代码
  collectCoverageFrom: [
    'src/components/ui/**/*.{ts,tsx}',
    'src/components/layout/**/*.{ts,tsx}',
    'src/components/seo/**/*.{ts,tsx}',
    'src/components/detail/**/*.{ts,tsx}',
    'src/components/sections/**/*.{ts,tsx}',
    'src/components/content/**/*.{ts,tsx}',
    'src/components/analytics/**/*.{ts,tsx}',
    'src/hooks/**/*.{ts,tsx}',
    'src/lib/**/*.ts',
    '!src/**/*.d.ts',
    '!src/**/*.stories.{ts,tsx}',
    '!src/**/__tests__/**',
  ],
  // 覆盖率棘轮（验收 A-7）：阈值取自实测值下调 3–5 个点，只允许上升。
  // 本文件是阈值的单一真源；根 jest.config.js 仅转发（旧注释曾把路径写成 config/test/ 之外的地方，已纠）。
  // 复测命令：npm run test:coverage（最近一次 2026-09-23，134 suites / 1697 tests，EXIT=0）
  // 实测 global: stmts 85.56 / branch 86.86 / funcs 80.59 / lines 85.56
  // 目录级最近实测：components/content 100/100/100/100 · components/sections 72.77/87.06/73.8/72.77 · lib/cms 91.9/92.63/92.5/91.9
  // ⚠ 口径提示：global 四项实测已比门限高 5.6–10.6 个点，即棘轮当前偏松（低于「实测 −5pp」的本文件自订策略）。
  //   上调是独立动作，须与「哪些目录仍可约束」一起评估，不与功能变更混提。
  coverageThreshold: {
    global: {
      branches: 82,
      functions: 75,
      lines: 75,
      statements: 75,
    },
    './src/hooks/': {
      branches: 88,
      functions: 85,
      lines: 88,
      statements: 88,
    },
    './src/lib/': {
      branches: 86,
      functions: 85,
      lines: 92,
      statements: 92,
    },
    './src/lib/cms/': {
      branches: 86,
      functions: 86,
      lines: 88,
      statements: 88,
    },
    './src/lib/constants/': {
      branches: 88,
      functions: 55,
      lines: 92,
      statements: 92,
    },
    './src/components/ui/': {
      branches: 74,
      functions: 76,
      lines: 62,
      statements: 62,
    },
    './src/components/layout/': {
      branches: 66,
      functions: 46,
      lines: 82,
      statements: 82,
    },
    './src/components/detail/': {
      branches: 80,
      functions: 42,
      lines: 80,
      statements: 80,
    },
    './src/components/sections/': {
      branches: 72,
      functions: 50,
      lines: 44,
      statements: 44,
    },
    './src/components/content/': {
      branches: 95,
      functions: 46,
      lines: 52,
      statements: 52,
    },
    './src/components/analytics/': {
      branches: 82,
      functions: 86,
      lines: 94,
      statements: 94,
    },
    './src/components/seo/': {
      branches: 95,
      functions: 95,
      lines: 95,
      statements: 95,
    },
  },
  coverageProvider: 'v8',
  coverageReporters: ['text', 'lcov', 'html', 'json'],
  coverageDirectory: '<rootDir>/coverage',
  moduleFileExtensions: ['ts', 'tsx', 'js', 'jsx', 'json', 'node'],
  moduleNameMapper: {
    '^@/(.*)$': '<rootDir>/src/$1',
  },
  transform: {
    // ts-jest 需要明确指定 jsx: 'react-jsx'，因为项目 tsconfig 使用 'preserve'
    // 由后续 SWC/Babel 处理，但 Jest 环境下没有这些工具链
    '^.+\\.(ts|tsx)$': ['ts-jest', { tsconfig: { jsx: 'react-jsx' } }],
    // sanitize-html 的解析器链（htmlparser2 v12 起）为 ESM-only，Node 可靠 require(esm) 加载，
    // Jest 的 CJS 运行时不行，须显式转译（作用域限定在这几个包，不影响其余 node_modules）
    'node_modules/(?:htmlparser2|domhandler|domutils|dom-serializer|domelementtype|entities)/.+\\.js$': [
      'ts-jest',
      { tsconfig: { allowJs: true, checkJs: false, module: 'commonjs', esModuleInterop: true, target: 'es2020' } },
    ],
  },
  transformIgnorePatterns: [
    'node_modules/(?!(nanoid|next-auth|@auth|@aws-sdk|htmlparser2|domhandler|domutils|dom-serializer|domelementtype|entities)/)',
  ],
  setupFilesAfterEnv: ['<rootDir>/jest.setup.js'],
  testTimeout: 10000,
  verbose: true,
  maxWorkers: '50%',
};