cshenfu
2024-05-21 09d8c671d5e6e6045677bfb5218a5fb78c26aa0f
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module.exports = {
    /**
     * 多表查询(支持多张表连接查询)(VK版本)
     * @url template/db_api/pub/selects 前端调用的url参数地址
     * data 请求参数 说明
     * res 返回参数说明
     * @params {Number} code 错误码,0表示成功
     * @params {String} msg 详细信息
     */
    main: async (event) => {
        let { data = {}, userInfo, util, originalParam } = event;
        let { uniID, pubFun, vk , db, _ } = util;
        let { uid } = data;
        let res = { code : 0, msg : 'ok' };
        // 业务逻辑开始-----------------------------------------------------------
        // 演示3表连接
        res = await vk.baseDao.selects({
            dbName:"uni-id-users",
            getCount:false,
            pageIndex:1,
            pageSize:10,
            // 主表where条件
            whereJson:{
 
            },
            // 主表字段显示规则
            fieldJson:{ token:false, password:false },
            // 主表排序规则
            sortArr:[{ "name":"_id", "type":"desc" }],
            // 副表列表
            foreignDB:[
                {
                    dbName:"vk-test",
                    localKey:"_id",
                    foreignKey:"user_id",
                    as:"testList",
                    limit:1,
                    // 副表where条件
                    whereJson:{ },
                    // 副表字段显示规则
                    fieldJson:{ },
                    // 副表排序规则
                    sortArr:[{ "name":"money", "type":"desc" }],
                },
                {
                    dbName:"gy-shop",
                    localKey:"_id",
                    foreignKey:"user_id",
                    as:"shopList",
                    limit:1
                },
            ]
        });
        // 业务逻辑结束-----------------------------------------------------------
        return res;
    }
}