Calculation/app/service/setting_show.js

'use strict';

/**
 * Created by LanJianRong on 2020/7/6.

 * 项目设置->显示设置表数据模型
 * @author LanJianRong
 * @date 2020/07/06
 * @version
 */

const { listPath } = require('../const/setting');
const BaseService = require('../base/base_service');
module.exports = app => {

    class settingShow extends BaseService {

        /**
         * 构造函数
         *
         * @param {Object} ctx - egg全局变量
         * @return {void}
         */
        constructor(ctx) {
            super(ctx);
            this.tableName = 'project';
        }

        /**
         * 获取表的全部记录
         * @param {Number | Null} i listPath对应下标
         * @return {Array} 查询结果集
         */
        async getList(i = 0) {
            return listPath.map((item, idx) => {
                if (i === idx) {
                    return { ...item, is_default: true }
                }
                return item;
            });
        }

        /**
         * 设置默认显示字段
         * @param {Number} id 标签索引
         * @param {Number} pid 项目id
         * @return {Promise<void>} 查询结果集
         */
        async setDefaultLabel(id, pid) {
            await this.update({ page_path: id }, { id: pid });
            return listPath.map((item, idx) => {
                if (id === idx) {
                    return { ...item, is_default: true}
                }
                return item;
            });
        }

        /**
         * 返回项目默认打开的url
         * @param {Number} pid 项目id
         * @return {String} path 路由名
         */
        async getDefaultPath(pid) {
            const record = await this.getDataByCondition({ id: pid });
            const { page_path = 0 } = record;
            const list = listPath.find((item, idx) => idx === page_path);
            return list.path;
        }
    }
    return settingShow;
};