/**
 * Created by zhang on 2020/7/20
 */
module.exports={
  getOptions,
  getDataByCondition,
  mutiApplyInfoPrice
};

const mongoose = require('mongoose');
let infoLibModel = mongoose.model("std_price_info_lib");
let infoItemsModel = mongoose.model("std_price_info_items");
let infoAreasModel = mongoose.model("std_price_info_areas");
let unitPriceModel = mongoose.model("unit_price"); 
let _ = require("lodash");
let gljUtil = require('../../../public/web/gljUtil');
const scMathUtil = require('../../../public/scMathUtil').getUtil();
// 载入模块
var Segment = require('segment');
// 创建实例
var segment = new Segment();
// 使用默认的识别模块及字典，载入字典文件需要1秒，仅初始化时执行一次即可
segment.useDefault();


async function getOptions(data,compilation){//data 是预留对象，暂时不用
  let compilationID = compilation._id;
  let areaMap={};
  let periodMap={};
  let areas =await infoAreasModel.find({"compilationID":compilationID}).lean();

  let libList = await infoLibModel.find({"compilationID":compilationID}).lean();
  for(let l of libList){
    // for(let area of l.areas){
    //   if(!areaMap[area]) areas.push(area);
    // }
    //2020-05
    let periodArray = l.period.split("-");
    periodMap[periodArray[0]]?periodMap[periodArray[0]].push(periodArray[1]):periodMap[periodArray[0]]=[periodArray[1]]
  }
 
 
  for(let key in periodMap){
    periodMap[key] = _.sortBy(periodMap[key]);
  }
  return {areas:areas,periodMap:periodMap}
}


async function getDataByCondition(data,compilation){
  let result = {};
  data.condition["compilationID"] = compilation._id;
  //特殊处理重庆的，地区选择非“通用”时，搜索范围应是当前选择的地区，加上“通用”中的信息价。
  if (data.condition.commonInfoPriceID) { 
    let idArray = [data.condition.areaID,data.condition.commonInfoPriceID];
    data.condition.areaID = {$in: idArray}
    delete data.condition.commonInfoPriceID;
  }

  //根据地区+期数+材料编号的前4位与信息价材料的分类编号匹配，如果有数据，则显示数据出来。
  //先按编号匹配
  if (data.code) { 
    result = await getDataByCode(data.code, data);
    if (result.totalSize > 0) return result;
  }
 
  //编号匹配不上的情况：
  //有关键字的情况
  if (data.keyWord) { 
    return await getDataByKeyWord(data.keyWord,data);
  } 

  //查询所有的情况
  if(data.lastID){ //有最后一行说明是查询下一页
    data.condition["_id"] = {$gt:mongoose.Types.ObjectId(data.lastID)};
  }else{
    result.totalSize = await infoItemsModel.find(data.condition).count();
  }
  result.items = await infoItemsModel.find(data.condition).lean().sort({"_id":1}).limit(50);
  return result;
}


async function getDataByCode(code, data) { 
  let condition = { ...data.condition };
  condition.code = code;
  let totalSize = await infoItemsModel.find(condition).count();
  if (data.lastID) { //有最后一行说明是查询下一页
    condition["_id"] = {$gt:mongoose.Types.ObjectId(data.lastID)};
  }
  let items = [];
  if (totalSize > 0) { 
    items = await infoItemsModel.find(condition).lean().sort({"_id":1}).limit(50);
  }
   
  return {totalSize,items}
}


async function getDataByKeyWord(keyword, data) {
  let items = [];
  let nameArray = [];
  //混凝土 和 砼 认成一个
 // keyword = keyword.replace(/混凝土/g, "砼");
  if (keyword.length < 3) {
    nameArray.push(keyword)
  } else { 
    nameArray = segment.doSegment(keyword, {
      simple: true, //不返回词性
      stripPunctuation: true //去除标点符号
    });
  }
  let temArr = [];
  for (let a of nameArray) { 
    if (a == "混凝土") a = '砼';
    if (a == '砼' || a.length > 1) temArr.push(a);
  }
  if (keyword.length == 1 && temArr.length == 0) temArr.push(keyword);
  nameArray = temArr;
  console.log(nameArray);

  let allInfoPrice = await infoItemsModel.find(data.condition).lean().sort({"_id":1});

  let maxNum = 0;//最大匹配数
  let matchMap = {};//匹配储存

  for (let info of allInfoPrice) { 
    //specs
    let mstring = info.name + info.spec;
    mstring = mstring.replace(/混凝土/g, "砼");
    let matchCount = 0;
    for (let na of nameArray) { 
      if (mstring.indexOf(na) != -1) { 
        matchCount++;
      }
    }  
    if (matchCount > 0) { 
      matchMap[matchCount] ? matchMap[matchCount].push(info) : matchMap[matchCount] = [info];
      if (matchCount > maxNum) maxNum = matchCount;
    }
  }
  
  if (maxNum > 0) items = matchMap[maxNum];
  totalSize = items.length
  return {totalSize,items}
}


async function mutiApplyInfoPrice(data,compilation){
  data.condition["compilationID"] = compilation._id;
  let infoPrices = await infoItemsModel.find(data.condition).lean();
  let tasks = [];
  let projectGLJMap = {};
  for(let info of infoPrices){
    let index = gljUtil.getIndex(info,["name","specs","unit"]);
    if(data.pgljMap[index]){
      for(let obj of data.pgljMap[index]){
        let infoPrice = gljUtil.getInfoMarketPrice(info,data.taxType);
        infoPrice = scMathUtil.roundToString(infoPrice,data.decimal);
        let doc = {'market_price':infoPrice,'priceFrom':data.priceFrom};
        let task = {
          updateOne:{
              filter:{'id':obj.unitPriceID},
              update:doc
          }
        };
        tasks.push(task);
        projectGLJMap[obj.pgljID] = {index:obj.fullIndex,doc:doc};
      }  
    }
  }
  if(tasks.length > 0) await unitPriceModel.bulkWrite(tasks);
  return projectGLJMap;
}