/**
 * Account Register Configuration
 * 账号注册工具配置
 */

/**
 * 默认配置
 */
const DEFAULT_CONFIG = {
  // 邮箱配置
  email: {
    domain: 'gmail.com',
    pattern: null
  },

  // 用户名配置
  username: {
    type: 'word',  // word, random, numeric
    minLength: 8,
    maxLength: 12,
    pattern: null
  },

  // 密码配置
  password: {
    strategy: 'email',  // 'email' = 使用邮箱作为密码, 'random' = 随机密码
    length: 12,
    includeUppercase: true,
    includeLowercase: true,
    includeNumbers: true,
    includeSpecial: true
  },

  // 手机号配置
  phone: {
    country: 'CN',
    withCountryCode: false
  },

  // 信用卡配置
  card: {
    type: 'visa'
  }
};

/**
 * 输出格式
 */
const OUTPUT_FORMATS = {
  json: {
    name: 'JSON格式',
    formatter: (account) => JSON.stringify(account, null, 2)
  },
  
  table: {
    name: '表格格式',
    formatter: (account) => {
      const lines = [];
      lines.push('┌─────────────┬─────────────────────────────────────────┐');
      for (const [key, value] of Object.entries(account)) {
        if (typeof value === 'object' && value !== null) {
          lines.push(`│ ${key.padEnd(11)} │ ${JSON.stringify(value).padEnd(39)} │`);
        } else {
          lines.push(`│ ${key.padEnd(11)} │ ${String(value).padEnd(39)} │`);
        }
      }
      lines.push('└─────────────┴─────────────────────────────────────────┘');
      return lines.join('\n');
    }
  },

  simple: {
    name: '简单格式',
    formatter: (account) => {
      const lines = [];
      for (const [key, value] of Object.entries(account)) {
        if (typeof value === 'object' && value !== null) {
          lines.push(`${key}: ${JSON.stringify(value)}`);
        } else {
          lines.push(`${key}: ${value}`);
        }
      }
      return lines.join('\n');
    }
  }
};

module.exports = {
  DEFAULT_CONFIG,
  OUTPUT_FORMATS
};