const fs = require('node:fs')
const path = require('node:path')
const { execSync } = require('node:child_process')

const scopes = fs
  .readdirSync(path.resolve(__dirname, 'src'), { withFileTypes: true })
  .filter(dirent => dirent.isDirectory())
  .map(dirent => dirent.name.replace(/s$/, ''))

// precomputed scope
const scopeComplete = execSync('git status --porcelain || true')
  .toString()
  .trim()
  .split('\n')
  .find(r => ~r.indexOf('M  src'))
  ?.replace(/(\/)/g, '%%')
  ?.match(/src%%((\w|-)*)/)?.[1]
  ?.replace(/s$/, '')

/** @type {import('cz-git').UserConfig} */
module.exports = {
  ignores: [commit => commit.includes('init')],
  extends: ['@commitlint/config-conventional'],
  rules: {
    'body-leading-blank': [2, 'always'],
    'footer-leading-blank': [1, 'always'],
    'header-max-length': [2, 'always', 108],
    'subject-empty': [2, 'never'],
    'type-empty': [2, 'never'],
    'subject-case': [0],
    'type-enum': [
      2,
      'always',
      ['feat', 'fix', 'perf', 'style', 'docs', 'test', 'refactor', 'build', 'ci', 'chore', 'revert', 'wip', 'workflow', 'types', 'release'],
    ],
  },
  prompt: {
    /** @use `yarn commit :f` */
    alias: {
      f: 'docs: fix typos',
      r: 'docs: update README',
      s: 'style: update code format',
      b: 'build: bump dependencies',
      c: 'chore: update config',
    },
    customScopesAlign: !scopeComplete ? 'top' : 'bottom',
    defaultScope: scopeComplete,
    scopes: [...scopes, 'mock'],
    allowEmptyIssuePrefixs: false,
    allowCustomIssuePrefixs: false,

    // English
    typesAppend: [
      { value: 'wip', name: 'wip:      work in process' },
      { value: 'workflow', name: 'workflow: workflow improvements' },
      { value: 'types', name: 'types:    type definition file changes' },
    ],

    // 中英文对照版
    messages: {
      type: '选择你要提交的类型 :',
      scope: '选择一个提交范围 (可选):',
      customScope: '请输入自定义的提交范围 :',
      subject: '填写简短精炼的变更描述 :\n',
      body: '填写更加详细的变更描述 (可选)。使用 "|" 换行 :\n',
      breaking: '列举非兼容性重大的变更 (可选)。使用 "|" 换行 :\n',
      footerPrefixsSelect: '选择关联issue前缀 (可选):',
      customFooterPrefixs: '输入自定义issue前缀 :',
      footer: '列举关联issue (可选) 例如: #31, #I3244 :\n',
      confirmCommit: '是否提交或修改commit ?',
    },
    types: [
      { value: 'feat', name: 'feat:     新增功能' },
      { value: 'fix', name: 'fix:      修复缺陷' },
      { value: 'docs', name: 'docs:     文档变更' },
      { value: 'style', name: 'style:    代码格式' },
      { value: 'refactor', name: 'refactor: 代码重构' },
      { value: 'perf', name: 'perf:     性能优化' },
      { value: 'test', name: 'test:     添加疏漏测试或已有测试改动' },
      { value: 'build', name: 'build:    构建流程、外部依赖变更 (如升级 npm 包、修改打包配置等)' },
      { value: 'ci', name: 'ci:       修改 CI 配置、脚本' },
      { value: 'revert', name: 'revert:   回滚 commit' },
      { value: 'chore', name: 'chore:    对构建过程或辅助工具和库的更改 (不影响源文件、测试用例)' },
      { value: 'wip', name: 'wip:      正在开发中' },
      { value: 'workflow', name: 'workflow: 工作流程改进' },
      { value: 'types', name: 'types:    类型定义文件修改' },
    ],
    emptyScopesAlias: 'empty:      不填写',
    customScopesAlias: 'custom:     自定义',
  },
}