exports.DefaultHttpHeader = class DefaultHttpHeader {

    constructor() {
      this.fields = [
        ['Authorization', 'Users unique access-key.'],
      ];
    }

};

exports.ReqHead = class ReqHead {

    constructor() {
      this.fields = [
        ['account_id', 0, '账号id'],
        ['session_id', '', '会话id'],
      ];
    }

};

exports.RspHead = class RspHead {

    constructor() {
      this.fields = [
        ['errcode', 0, '错误码/0 成功；1 失败'],
        ['errmsg', '', '错误描述'],
      ];
    }

};

exports.Mail = class RspHead {

    constructor() {
      this.fields = [
        ['mail_id', '', '邮件唯一id'],
        ['mail_type', '', '邮件类型'],
        ['subject', '', '邮件标题'],
        ['content', '', '邮件内容'],
        ['reciver', '', '收件人'],
        ['attachments', '', '邮件附件'],
        ['deleted', 0, '是否已删除'],
        ['sendtime', 0, '发送时间'],
        ['user_reg_start_time', 0, '用户注册开始时间'],
        ['user_reg_end_time', 0, '用户注册结束时间'],
        ['expiretime', 0, '邮件过期时间'],
        ['createtime', 0, '邮件创建时间'],
        ['modifytime', 0, '邮件修改时间'],
      ];
    }

};