'use strict';

/**
 * Created by Tony on 2020/6/6.

 * 用户自定义显示报表模板组织
 * @author TonyKang
 * @date 2019/05/05
 * @version
 */

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

    class RptTreeNodeCust extends BaseService {

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

        async getCustFoldersByUserId(userId) {
            this.initSqlBuilder();
            this.sqlBuilder.setAndWhere('cust_acc_id', {
                value: userId,
                operate: '=',
            });
            this.sqlBuilder.columns = ['id', 'cust_acc_id', 'rpt_tpl_items'];
            const [sql, sqlParam] = this.sqlBuilder.build(this.tableName);

            const list = await this.db.query(sql, sqlParam);
            return list;
        }

        async createCustNode(cust_acc_id, newRptItems) {
            let rst = null;
            this.transaction = await this.db.beginTransaction();
            try {
                const data = {
                    cust_acc_id: cust_acc_id,
                    rpt_tpl_items: newRptItems,
                };
                // console.log('createNode:');
                // console.log(data);
                rst = await this.transaction.insert(this.tableName, data);
                await this.transaction.commit();
            } catch (ex) {
                console.log(ex);
                // 回滚
                await this.transaction.rollback();
            } finally {
                return rst;
            }
        }

        async updateCustNode(cust_acc_id, newNodeItems) {
            let rst = null;
            try {
                const custNode = await this.getCustFoldersByUserId(cust_acc_id);
                // console.log('query Node:');
                // console.log(custNode);
                if (custNode.length > 0) {
                    this.transaction = await this.db.beginTransaction();
                    custNode[0].rpt_tpl_items = newNodeItems;
                    rst = await this.transaction.update(this.tableName, custNode[0]);
                    this.transaction.commit();
                } else {
                    rst = await this.createCustNode(cust_acc_id, newNodeItems);
                }
            } catch (ex) {
                console.log(ex);
                this.transaction.rollback();
                rst = null;
            } finally {
                return rst;
            }
        }
    }

    return RptTreeNodeCust;
};