/**
 * 配合比业务模型
 *
 * @author CaiAoLin
 * @date 2017/7/12
 * @version
 */
const mongoose = require("mongoose");
const BaseModel = require("../../common/base/base_model");
const CounterModel = require("./counter_model");
let collectionName = 'mix_ratio';

class MixRatioModel extends BaseModel {

    /**
     * 构造函数
     *
     * @return {void}
     */
    constructor() {
        let parent = super();
        parent.model = mongoose.model(collectionName);
        parent.init();
    }

    /**
     * 设置场景
     *
     * @param {string} scene
     * @return {void}
     */
    setScene(scene = '') {
        switch (scene) {
            // 新增数据的验证规则
            case 'add':
                //this.model.schema.path('glj_id').required(true);
                this.model.schema.path('consumption').required(true);
                this.model.schema.path('unit_price_file_id').required(true);
                this.model.schema.path('connect_key').required(true);
                break;
        }
    }

    /**
     * 新增配合比数据(自动判断是否存在)
     *
     * @param {object} data
     * @return {Promise}
     */
    async add(data) {
        let counterModel = new CounterModel();
        if (data instanceof Array) {
          await this.setIDfromCounter(collectionName,data);
            /* for(let tmp in data) {
                data[tmp].id = await counterModel.getId(collectionName);
            } */
        } else {
            data.id = await counterModel.getId(collectionName);
        }

        return await this.db.model.create(data);
    }

    /**
     * 更新数据
     *
     * @param {Number} id
     * @param {Object} updateData
     * @return {Promise}
     */
    async updateById(id, updateData) {
        id = parseInt(id);
        if (isNaN(id) || id <= 0 || Object.keys(updateData).length <= 0) {
            return false;
        }

        let result = await this.db.update({id: id}, updateData);

        return result.ok !== undefined && result.ok === 1;
    }

    //复制组成物到切换后的组成物映射表
    async copyNotExist(currentUnitPriceId, changeUnitPriceId,gljMap,newFile = false){
        let currentMap = {},targetMap = {}, insertData = [];
        //取原单价文件所有的的组成物
        let currentList = await  this.model.find({'unit_price_file_id':currentUnitPriceId}).lean();;
        this.getConnectionMap(currentMap,currentList);

        //切换后的单价文件所有的的组成物
        let targetList = await this.model.find({'unit_price_file_id':changeUnitPriceId}).lean();
        this.getConnectionMap(targetMap,targetList);
        for(let ckey in currentMap){
            if(targetMap[ckey]){//如果切换后的单价文件已经存在，则不用复
                continue;
            }
            if(gljMap[ckey] || newFile == true){//在本项目中有用到
                for(let ratio of  currentMap[ckey]){
                    delete ratio._id;  // 删除原有id信息
                    delete ratio.id;
                    ratio.unit_price_file_id = changeUnitPriceId;
                    insertData.push(ratio);
                }
            }
        }
        return insertData.length > 0 ? await this.add(insertData) : true;
    }
    getConnectionMap(map,list){
        for(let l of list){
            if(map[l.connect_key]){
                map[l.connect_key].push(l);
            }else {
                map[l.connect_key] = [l];
            }
        }
    }
}

module.exports = MixRatioModel;