import "naiveDAC/naiveDAC.yjs"
@LogType("Arg")
contract AppDataSource {
  function onCreate(){
    initDAC(requester);
  }
  function queryDB(db) {
    db = JSON.parse(db);
    var conn = YancloudUtil.getMysqlConnection(db["ip"], db["user"], db["passwd"]);
    if (conn != undefined && !conn.isClosed()) {
      print("successfully connected");
    }
    else return null;
    var sql = "select * from " + db["dbname"] + "." + db["formname"];
    var statement = conn.createStatement();
    var resultSet = statement.executeQuery(sql);
    var resultList = [];
    var meta = resultSet.getMetaData();
    for (; resultSet.next();) {
      var line = {
      };
      for (var j = 1; j <= meta.getColumnCount(); j++) {
        line[meta.getColumnName(j)] = resultSet.getString(j);
      }
      resultList.push(line);
    }
    return resultList;
  }
  function queryElemeProvider(arg) {
    if (!checkPermission(requester)){
      return "access denied";
    }
    var ret = JSON.parse(executeContract("ElemeProvider", "queryDB", arg));
    if (ret.status == "Success") {
      return JSON.parse(ret.result);
    }
    else return null;
  }
  export function connectDBAndQuery(args) {
    if (!checkPermission(requester)){
      return "access denied";
    }
    //{"action":"connectDBAndQuery", "arg":"{\"type\":\"takeout\",\"detail\":\"overall\",\"district\":\"海淀\"}"}
    args = JSON.parse(args);
    if (args["type"] == "takeout") {
      print("takeout");
      if (this.waimailist_waimai == null) {
        this.waimailist_waimai = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"newele\",\"formname\":\"data\"}",requester);
        if (this.waimailist_waimai == null) {
          print("failed");
          return null;
        }
      }
      var waimailist = (this.waimailist_waimai);
      if (this.districtDict_waimai == null) {
        var districtDict = {
        };
        var pattern = /朝阳|西城|丰台|海淀|密云|东城|昌平|怀柔|大兴|通州|房山|石景山|平谷|顺义|延庆|门头沟/g;
        for (var i = 0; i < waimailist.length; i++) {
          var addr = waimailist[i]["address"];
          addr = addr.replace("北京", "");
          addr = addr.replace("市", "");
          var district = addr.match(pattern);
          if (district == null)
            continue;
          district = district[0];
          if (district.length > 5)
            continue;
          if (districtDict[district] == null)
            districtDict[district] = [];
          var item = {
          }
          if (waimailist[i]["avgPrice"] == null)
            continue;
          var avgPrice = waimailist[i]["avgPrice"].replace("¥", "").replace("/人", "");
          avgPrice = parseInt(avgPrice);
          if (waimailist[i]["monthlySalesNum"] == null)
            continue;
          item["orderNum"] = parseInt(waimailist[i]["monthlySalesNum"]);
          item["saleNum"] = item["orderNum"] * avgPrice;
          if (item["saleNum"] == null || item["orderNum"] == null)
            continue;
          if (!(item["saleNum"] > 0 && item["saleNum"] <= 500000))
            continue;
          if (waimailist[i]["overallRating"] == null)
            continue;
          item["score"] = waimailist[i]["overallRating"];
          item["shopName"] = waimailist[i]["shopName"];
          item["categories"] = waimailist[i]["categories"];
          item["address"] = waimailist[i]["address"];
          districtDict[district].push(item);
        }
        this.districtDict_waimai = districtDict;
      }
      districtDict = this.districtDict_waimai;
      if (args["detail"] == "overall") {
        var fig1 = [];
        var dictkeys = Object.keys(districtDict);
        for (var j = 0; j < dictkeys.length; j++) {
          var key = dictkeys[j];
          var item = {
          }
          var name = key + "区";
          if (key == "延庆" || key == "密云")
            name = key + "县";
          item["name"] = name;
          item["value"] = [];
          item["value"].push(districtDict[key].length);
          var wholeOrder = 0;
          var wholeSale = 0;
          for (var i = 0; i < districtDict[key].length; i++) {
            if (districtDict[key][i]["orderNum"] == null || districtDict[key][i]["saleNum"] == null)
              continue;
            wholeOrder += districtDict[key][i]["orderNum"];
            wholeSale += districtDict[key][i]["saleNum"];
          }
          item["value"].push(wholeOrder);
          item["value"].push(wholeSale);
          fig1.push(item);
        }
        var fig2 = [];
        var cateDict = {
        };
        if (args["district"] == "") {
          for (var i = 0; i < waimailist.length; i++) {
            if (waimailist[i]["categories"] == null)
              continue;
            var category = waimailist[i]["categories"].split("/")[0];
            if (cateDict[category] == null)
              cateDict[category] = 0;
            cateDict[category] += 1;
          }
        }
        else {
          args["district"] = args["district"].replace("区", "").replace("县", "");
          for (var i = 0; i < districtDict[args["district"]].length; i++) {
            if (districtDict[args["district"]][i]["categories"] == null)
              continue;
            var category = districtDict[args["district"]][i]["categories"].split("/")[0];
            if (cateDict[category] == null)
              cateDict[category] = 0;
            cateDict[category] += 1;
          }
        }
        var cateDictKeys = Object.keys(cateDict);
        for (var j = 0; j < cateDictKeys.length; j++) {
          var key = cateDictKeys[j];
          var item = {
          };
          item["name"] = key;
          item["value"] = cateDict[key];
          fig2.push(item);
        }
        var fig3 = {
        };
        var desc2 = function (x, y) {
          return (x["val"] < y["val"]) ? 1 : -1;
        }
        var shopList = [];
        var dictKeys = Object.keys(districtDict);
        if (args["district"] == "") {
          for (var j = 0; j < dictKeys.length; j++) {
            var key = dictKeys[j];
            var districtItem = districtDict[key];
            for (var i = 0; i < districtItem.length; i++) {
              var item = {
              };
              item["name"] = districtItem[i]["shopName"];
              item["val"] = districtItem[i]["saleNum"];
              shopList.push(item);
            }
          }
        }
        else {
          var districtItem = districtDict[args["district"]];
          for (var i = 0; i < districtItem.length; i++) {
            var item = {
            };
            item["name"] = districtItem[i]["shopName"];
            item["val"] = districtItem[i]["saleNum"];
            shopList.push(item);
          }
        }
        shopList.sort(desc2);
        var lineData = [];
        var nameData = [];
        for (var i = 14; i >= 0; i--) {
          lineData.push(shopList[i]["val"]);
          nameData.push(shopList[i]["name"]);
        }
        fig3["lineData"] = lineData;
        fig3["nameData"] = nameData;
        var ret = {
        };
        ret["fig1"] = fig1;
        ret["fig2"] = fig2;
        ret["fig3"] = fig3;
        ret["district"] = args["district"];
        return JSON.stringify(ret);
      }
      else if (args["detail"] == "rating") {
        if (this.districtRateDict == null) {
          var connRate = YancloudUtil.getMysqlConnection("39.106.6.6:3306", "loushuai", "loushuai");
          if (connRate != undefined && !connRate.isClosed()) {
            print("successfully connected");
          }
          else return "connect failed";
          var sqlRate = "select * from newele.catering";
          var statementRate = connRate.createStatement();
          var resultSet_rate = statementRate.executeQuery(sqlRate);
          var rateshoplist = [];
          var meta_rate = resultSet_rate.getMetaData();
          for (; resultSet_rate.next();) {
            var line = {
            };
            for (var j = 1; j <= meta_rate.getColumnCount(); j++) {
              line[meta_rate.getColumnName(j)] = resultSet_rate.getString(j);
            }
            rateshoplist.push(line);
          }
          var addrDict = {
          };
          var pattern_addr = /([^区]{1,})区/g;
          for (var i = 0; i < rateshoplist.length; i++) {
            var addr = rateshoplist[i]["address"].replace(pattern_addr, "");
            addrDict[addr] = rateshoplist[i]["quantization_level"];
          }
          this.districtRateDict = {
          };
          var dictkeys = Object.keys(districtDict);
          for (var i = 0; i < dictkeys.length; i++) {
            districtRateDict[dictkeys[i]] = [];
            var districtItem = districtDict[dictkeys[i]];
            for (var j = 0; j < districtItem.length; j++) {
              var addr = districtItem[j]["address"];
              addr = addr.replace(pattern_addr, "");
              if (addrDict[addr] != null) {
                var item = districtItem[j];
                item["rate"] = addrDict[addr];
                districtRateDict[dictkeys[i]].push(item);
              }
            }
          }
        }
        var dictkeys = Object.keys(districtDict);
        var fig1 = [];
        for (var i = 0; i < dictkeys.length; i++) {
          var key = dictkeys[i];
          var item = {
          }
          var name = key + "区";
          if (key == "延庆" || key == "密云")
            name = key + "县";
          item["name"] = name;
          item["value"] = [];
          item["value"].push(districtRateDict[key].length);
          var a = 0;
          var b = 0;
          var c = 0;
          for (var j = 0; j < districtRateDict[key].length; j++) {
            var shopItem = districtRateDict[key][j];
            if (shopItem["rate"].search("A") >= 0)
              a += 1;
            if (shopItem["rate"].search("B") >= 0)
              b += 1;
            if (shopItem["rate"].search("C") >= 0)
              c += 1;
          }
          item["value"].push(a);
          item["value"].push(b);
          item["value"].push(c);
          fig1.push(item);
        }
        var fig2 = [];
        var rateOrderDict = {
          "A1": [],
          "A2": [],
          "A3": [],
          "B1": [],
          "B2": [],
          "B3": [],
          "C1": [],
          "C2": [],
          "C3": []
        };
        var rateSaleDict = {
          "A1": [],
          "A2": [],
          "A3": [],
          "B1": [],
          "B2": [],
          "B3": [],
          "C1": [],
          "C2": [],
          "C3": []
        };
        var districtList = [];
        if (args["district"] == "") {
          districtList = Object.keys(districtRateDict);
        }
        else {
          args["district"] = args["district"].replace("区", "").replace("县", "");
          districtList.push(args["district"]);
        }
        for (var i = 0; i < districtList.length; i++) {
          for (var j = 0; j < districtRateDict[districtList[i]].length; j++) {
            var shopItem = districtRateDict[districtList[i]][j];
            if (rateOrderDict[shopItem["rate"]] == null)
              continue;
            if (rateSaleDict[shopItem["rate"]] == null)
              continue;
            rateOrderDict[shopItem["rate"]].push(shopItem["orderNum"]);
            rateSaleDict[shopItem["rate"]].push(shopItem["saleNum"]);
          }
        }
        var rateList = Object.keys(rateOrderDict);
        for (var i = 0; i < rateList.length; i++) {
          var item = {
          };
          item["name"] = rateList[i];
          item["value"] = rateOrderDict[rateList[i]];
          fig2.push(item);
        }
        var fig3 = []
        for (var i = 0; i < rateList.length; i++) {
          var item = {
          };
          item["name"] = rateList[i];
          item["value"] = rateSaleDict[rateList[i]];
          fig3.push(item);
        }
        var fig4 = {
        };
        var pie1_shop = {
          "A1": 0, "A2": 0, "A3": 0, "B1": 0, "B2": 0, "B3": 0, "C1": 0, "C2": 0, "C3": 0};
        var pie1_order = {
          "A1": 0, "A2": 0, "A3": 0, "B1": 0, "B2": 0, "B3": 0, "C1": 0, "C2": 0, "C3": 0};
        var pie1_sale = {
          "A1": 0, "A2": 0, "A3": 0, "B1": 0, "B2": 0, "B3": 0, "C1": 0, "C2": 0, "C3": 0};
        for (var i = 0; i < districtList.length; i++) {
          for (var j = 0; j < districtRateDict[districtList[i]].length; j++) {
            var shopItem = districtRateDict[districtList[i]][j];
            pie1_shop[shopItem["rate"]] += 1;
            pie1_order[shopItem["rate"]] += shopItem["orderNum"];
            pie1_sale[shopItem["rate"]] += shopItem["saleNum"];
          }
        }
        fig4["shopNum_9"] = [];
        fig4["orderNum_9"] = [];
        fig4["saleNum_9"] = [];
        for (var i = 0; i < rateList.length; i++) {
          fig4["shopNum_9"].push({
            "name": rateList[i], "value": pie1_shop[rateList[i]]}
                                );
          fig4["orderNum_9"].push({
            "name": rateList[i], "value": pie1_order[rateList[i]]}
                                 );
          fig4["saleNum_9"].push({
            "name": rateList[i], "value": pie1_sale[rateList[i]]}
                                );
        }
        fig4["shopNum_3"] = [];
        fig4["orderNum_3"] = [];
        fig4["saleNum_3"] = [];
        var nameList = ["A", "B", "C"];
        for (var i = 0; i < 3; i++) {
          var itemShop = {
            "name": nameList[i]};
          var itemOrder = {
            "name": nameList[i]};
          var itemSale = {
            "name": nameList[i]};
          itemShop["value"] = fig4["shopNum_9"][i * 3]["value"] + fig4["shopNum_9"][i * 3 + 1]["value"] + fig4["shopNum_9"][i * 3 + 2]["value"];
          itemOrder["value"] = fig4["orderNum_9"][i * 3]["value"] + fig4["orderNum_9"][i * 3 + 1]["value"] + fig4["orderNum_9"][i * 3 + 2]["value"];
          itemSale["value"] = fig4["saleNum_9"][i * 3]["value"] + fig4["saleNum_9"][i * 3 + 1]["value"] + fig4["saleNum_9"][i * 3 + 2]["value"];
          fig4["shopNum_3"].push(itemShop);
          fig4["orderNum_3"].push(itemOrder);
          fig4["saleNum_3"].push(itemSale);
        }
        var ret = {
        };
        ret["fig1"] = fig1;
        ret["fig2"] = fig2;
        ret["fig3"] = fig3;
        ret["fig4"] = fig4;
        ret["district"] = args["district"];
        return JSON.stringify(ret);
      }
    }
  }
  export function connectDBAndQueryTianjin(args) {
    //{"action":"connectDBAndQueryTianjin", "arg":"{\"type\":\"takeout\",\"detail\":\"overall\",\"district\":\"南开\"}"}
    args = JSON.parse(args);
    if (args["type"] == "takeout") {
      if (this.waimailist_tianjin == null) {
        this.waimailist_tianjin = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"tianjin\",\"formname\":\"match_ele\"}");
        if (this.waimailist_waimai == null) return null;
      }
      var waimailist = this.waimailist_tianjin;
      if (this.districtDict_waimai_tianjin == null) {
        var districtDict = {
        };
        var pattern = /和平|河西|河东|河北|红桥|南开|滨海新/g;
        var pattern_addr = /([^区]{1,})区/g;
        var score_pattern = /（([^）]{1,}）)/g;
        for (var i = 0; i < waimailist.length; i++) {
          var addr = waimailist[i]["address"];
          addr = addr.replace("天津", "");
          addr = addr.replace("市", "");
          var district = addr.match(pattern);
          if (district == null)
            continue;
          district = district[0];
          if (district.length > 5)
            continue;
          if (districtDict[district] == null)
            districtDict[district] = [];
          var item = {
          }
          if (waimailist[i]["agentFee"] == null)
            continue;
          var avgPrice = waimailist[i]["agentFee"];
          avgPrice = parseFloat(avgPrice);
          if (waimailist[i]["monthlySalesNum"] == null)
            continue;
          item["orderNum"] = parseInt(waimailist[i]["monthlySalesNum"]);
          item["saleNum"] = item["orderNum"] * avgPrice;
          if (item["saleNum"] == null || item["orderNum"] == null)
            continue;
          if (!(item["saleNum"] > 0 && item["saleNum"] <= 5000000))
            continue;
          if (waimailist[i]["overallRating"] == null)
            continue;
          item["score"] = waimailist[i]["overallRating"];
          item["shopName"] = waimailist[i]["shopName"];
          item["address"] = waimailist[i]["address"].replace(pattern_addr, "");
          ;
          item["rate"] = waimailist[i]["score"].replace(score_pattern, "")
          districtDict[district].push(item);
        }
        this.districtDict_waimai_tianjin = districtDict;
      }
      districtDict = this.districtDict_waimai_tianjin;
      // 获取天津市互联网餐饮活跃地图数据
      var dictkeys = Object.keys(districtDict);
      // fig1 获取天津市互联网餐饮活跃地图数据
      var fig1 = [];
      // 两个循环用于获取每一个区的优良中差数据
      for (var i = 0; i < dictkeys.length; i++) {
        var key = dictkeys[i];
        var item = {
        };
        var name = key + "区";
        item["name"] = name;
        item["value"] = {
          "all": districtDict[key].length, "优秀": 0, "良好": 0, "一般": 0, "不合格": 0};
        item["unqualified_shop_list"] = [];
        for (var j = 0; j < districtDict[key].length; j++) {
          var shopItem = districtDict[key][j];
          if (shopItem["rate"].search("一般") >= 0)
            item["value"]["一般"] += 1;
          if (shopItem["rate"].search("良好") >= 0)
            item["value"]["良好"] += 1;
          if (shopItem["rate"].search("不合格") >= 0){
            item["value"]["不合格"] += 1;
            var shop_unqualified = {
            };
            shop_unqualified["shopName"] = shopItem["shopName"];
            shop_unqualified["address"] = shopItem["address"];
            shop_unqualified["score"] = shopItem["score"];
            item["unqualified_shop_list"].push(shop_unqualified);
          }
          if (shopItem["rate"].search("优秀") >= 0)
            item["value"]["优秀"] += 1;
        }
        fig1.push(item);
      }
      var fig2 = [];
      var rateOrderDict = {
        "优秀": [], "良好": [], "一般": [], "不合格": []};
      var rateSaleDict = {
        "优秀": [], "良好": [], "一般": [], "不合格": []};
      var districtList = [];
      if (args["district"] == "") {
        districtList = Object.keys(districtDict);
      }
      else {
        args["district"] = args["district"].replace("区", "").replace("县", "");
        districtList.push(args["district"]);
      }
      for (var i = 0; i < districtList.length; i++) {
        for (var j = 0; j < districtDict[districtList[i]].length; j++) {
          var shopItem = districtDict[districtList[i]][j];
          if (rateOrderDict[shopItem["rate"]] == null)
            continue;
          if (rateSaleDict[shopItem["rate"]] == null)
            continue;
          rateOrderDict[shopItem["rate"]].push(shopItem["orderNum"]);
          rateSaleDict[shopItem["rate"]].push(shopItem["saleNum"]);
        }
      }
      var rateList = Object.keys(rateOrderDict);
      for (var i = 0; i < rateList.length; i++) {
        var item = {
        };
        item["name"] = rateList[i];
        item["value"] = rateOrderDict[rateList[i]];
        fig2.push(item);
      }
      var fig3 = []
      for (var i = 0; i < rateList.length; i++) {
        var item = {
        };
        item["name"] = rateList[i];
        item["value"] = rateSaleDict[rateList[i]];
        fig3.push(item);
      }
      var fig4 = {
      };
      var pie1_shop = {
        "优秀": 0, "良好": 0, "一般": 0, "不合格": 0};
      var pie1_order = {
        "优秀": 0, "良好": 0, "一般": 0, "不合格": 0};
      var pie1_sale = {
        "优秀": 0, "良好": 0, "一般": 0, "不合格": 0};
      for (var i = 0; i < districtList.length; i++) {
        for (var j = 0; j < districtDict[districtList[i]].length; j++) {
          var shopItem = districtDict[districtList[i]][j];
          pie1_shop[shopItem["rate"]] += 1;
          pie1_order[shopItem["rate"]] += shopItem["orderNum"];
          pie1_sale[shopItem["rate"]] += shopItem["saleNum"];
        }
      }
      fig4["shopNum"] = [];
      fig4["orderNum"] = [];
      fig4["saleNum"] = [];
      for (var i = 0; i < rateList.length; i++) {
        fig4["shopNum"].push({
          "name": rateList[i], "value": pie1_shop[rateList[i]]}
                            );
        fig4["orderNum"].push({
          "name": rateList[i], "value": pie1_order[rateList[i]]}
                             );
        fig4["saleNum"].push({
          "name": rateList[i], "value": pie1_sale[rateList[i]]}
                            );
      }
      var fig5 = [];
      var dictkeys = Object.keys(districtDict);
      for (var j = 0; j < dictkeys.length; j++) {
        var key = dictkeys[j];
        var item = {
        }
        var name = key + "区";
        item["name"] = name;
        item["value"] = [];
        item["value"].push(districtDict[key].length);
        var wholeOrder = 0;
        var wholeSale = 0;
        for (var i = 0; i < districtDict[key].length; i++) {
          if (districtDict[key][i]["orderNum"] == null || districtDict[key][i]["saleNum"] == null)
            continue;
          wholeOrder += districtDict[key][i]["orderNum"];
          wholeSale += districtDict[key][i]["saleNum"];
        }
        item["value"].push(wholeOrder);
        item["value"].push(wholeSale);
        fig5.push(item);
      }
      var ret = {
      };
      ret["fig1"] = fig1;
      ret["fig2"] = fig2;
      ret["fig3"] = fig3;
      ret["fig4"] = fig4;
      ret["fig5"] = fig5;
      ret["district"] = args["district"];
      return JSON.stringify(ret);
    }
    else return null;
  }
  export function connectDBAndQueryHouse(args) {
    args = JSON.parse(args);
    if (args["type"] == "house") {
      if (this.ret_ershou != null && this.ret_ershou[args["district"]] != null)
        return JSON.stringify(this.ret_ershou[args["district"]]);
      if (this.districtDict_ershou == null || this.houselist_ershou == null) {
        var houselist = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"HouseSale\",\"formname\":\"ershoufang\"}");
        var districtDict = {
        };
        var pattern = /朝阳|西城|丰台|海淀|密云|东城|昌平|怀柔|大兴|通州|房山|石景山|平谷|顺义|延庆|门头沟/g;
        for (var i = 0; i < houselist.length; i++) {
          var addr = houselist[i]["district"];
          var district = addr.match(pattern);
          if (district == null)
            continue;
          district = district[0];
          if (district.length > 5)
            continue;
          if (districtDict[district] == null)
            districtDict[district] = [];
          var item = {
          }
          if (houselist[i]["unitPrice"] == null || houselist[i]["totalPrice"] == null)
            continue;
          if (houselist[i]["roomNum"] == null || houselist[i]["area"] == null)
            continue;
          var unitPrice = houselist[i]["unitPrice"].replace("元", "").replace("/平", "");
          unitPrice = parseInt(unitPrice);
          var totalPrice = houselist[i]["totalPrice"].replace("万", "");
          totalPrice = parseInt(totalPrice);
          houselist[i]["totalPrice"] = totalPrice;
          houselist[i]["unitPrice"] = unitPrice;
          item["unitPrice"] = unitPrice;
          item["totalPrice"] = totalPrice;
          item["roomNum"] = houselist[i]["roomNum"];
          item["area"] = parseInt(houselist[i]["area"].replace("m²", ""));
          houselist[i]["area"] = item["area"];
          item["district"] = houselist[i]["district"];
          item["bussiness"] = houselist[i]["bussiness"];
          districtDict[district].push(item);
        }
        this.districtDict_ershou = districtDict;
        this.houselist_ershou = houselist;
      }
      var districtDict = this.districtDict_ershou;
      var houselist = this.houselist_ershou;
      var districtkeys = Object.keys(districtDict);
      var fig1 = [];
      for (var j = 0; j < districtkeys.length; j++) {
        var key = districtkeys[j];
        var item = {
        }
        var name = key + "区";
        if (key == "延庆" || key == "密云")
          name = key + "县";
        item["name"] = name;
        item["value"] = {
        };
        item["value"]["num"] = districtDict[key].length;
        var sumPrice = 0;
        for (var i = 0; i < districtDict[key].length; i++) {
          if (districtDict[key][i]["unitPrice"] >= 0 && districtDict[key][i]["unitPrice"] <= 10000000)
            sumPrice += districtDict[key][i]["unitPrice"];
        }
        var avgPrice = sumPrice / districtDict[key].length;
        item["value"]["avgPrice"] = avgPrice.toFixed(2);
        fig1.push(item);
      }
      if (args["district"] != "" && districtDict[args["district"]] != null)
        houselist = districtDict[args["district"]];
      var fig2 = [];
      var priceInterval = ["200万以下", "200-300万", "300-500万", "500-700万", "700-1000万", "1000万以上"];
      var houseNum = [0, 0, 0, 0, 0, 0];
      for (var i = 0; i < houselist.length; i++) {
        if (houselist[i]["totalPrice"] < 200) {
          houseNum[0] += 1;
        }
        if (houselist[i]["totalPrice"] >= 200 && houselist[i]["totalPrice"] < 300) {
          houseNum[1] += 1;
        }
        if (houselist[i]["totalPrice"] >= 300 && houselist[i]["totalPrice"] < 500) {
          houseNum[2] += 1;
        }
        if (houselist[i]["totalPrice"] >= 500 && houselist[i]["totalPrice"] < 700) {
          houseNum[3] += 1;
        }
        if (houselist[i]["totalPrice"] >= 700 && houselist[i]["totalPrice"] < 1000) {
          houseNum[4] += 1;
        }
        if (houselist[i]["totalPrice"] >= 1000) {
          houseNum[5] += 1;
        }
      }
      var cnt = 0;
      for (var i = 0; i < 6; i++) {
        var item = {
        };
        cnt += houseNum[i];
        item["name"] = priceInterval[i];
        item["value"] = cnt;
        fig2.push(item);
      }
      var fig3 = [];
      var areaNumDict = {
      };
      var areaPriceDict = {
      };
      for (var i = 0; i < houselist.length; i++) {
        var area = houselist[i]["bussiness"];
        if (areaNumDict[area] == null) {
          areaNumDict[area] = 0;
          areaPriceDict[area] = 0;
        }
        if (!(houselist[i]["unitPrice"] >= 0 && houselist[i]["unitPrice"] < 10000000))
          continue;
        areaNumDict[area] += 1;
        areaPriceDict[area] += houselist[i]["unitPrice"];
      }
      var areaKeys = Object.keys(areaNumDict);
      var tmpList = [];
      var desc = function (x, y) {
        return (x["value"] < y["value"]) ? 1 : -1;
      }
      for (var i = 0; i < areaKeys.length; i++) {
        var item = {
          "name": areaKeys[i]};
        item["value"] = areaNumDict[areaKeys[i]];
        if (item["value"] >= 0 && item["value"] < 10000000000)
          tmpList.push(item);
      }
      tmpList.sort(desc);
      var len = tmpList.length;
      if (len > 50) len = 50;
      for (var i = 0; i < len; i++) {
        fig3.push(tmpList[i]);
      }
      var fig4 = [];
      var roomTypeName = ["一居", "二居", "三居", "四居及以上"];
      var areaSizeName = ["50m2以下", "50-80m2", "80-110m2", "110-150m2", "150m2以上"];
      var unitPriceName = ["<1w", "1-2w", "2-3w", "3-4w", "4-5w", "5-6w", "6-7w", "7-8w", "8-9w", "9-10w", ">10w"];
      var totalPriceName = ["200万以下", "200-300万", "300-500万", "500-700万", "700-1000万", "1000万以上"];
      for (var k = 0; k < districtkeys.length; k++) {
        var district = districtkeys[k];
        var districtItem = {
          "name": district};
        districtItem["value"] = {
          "roomType": [], "areaSize": [], "unitPrice": [], "totalPrice": []};
        var roomTypeNum = [0, 0, 0, 0];
        var areaSizeNum = [0, 0, 0, 0, 0];
        var unitPriceNum = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
        var totalPriceNum = [0, 0, 0, 0, 0, 0];
        for (var j = 0; j < districtDict[district].length; j++) {
          var house = districtDict[district][j];
          var flag = false;
          if (house["roomNum"].match("1室") != null) {
            roomTypeNum[0] += 1;
            flag = true;
          }
          if (house["roomNum"].match("2室") != null) {
            roomTypeNum[1] += 1;
            flag = true;
          }
          if (house["roomNum"].match("3室") != null) {
            roomTypeNum[2] += 1;
            flag = true;
          }
          if (flag == false) {
            roomTypeNum[3] += 1;
          }
          if (house["area"] < 50)
            areaSizeNum[0] += 1;
          if (house["area"] >= 50 && house["area"] < 80)
            areaSizeNum[1] += 1;
          if (house["area"] >= 80 && house["area"] < 110)
            areaSizeNum[2] += 1;
          if (house["area"] >= 110 && house["area"] < 150)
            areaSizeNum[3] += 1;
          if (house["area"] >= 150)
            areaSizeNum[4] += 1;
          var idx = parseInt(house["unitPrice"] / 10000);
          if (idx > 10)
            idx = 10;
          unitPriceNum[idx] += 1;
          if (house["totalPrice"] < 200)
            totalPriceNum[0] += 1;
          if (house["totalPrice"] >= 200 && house["totalPrice"] < 300)
            totalPriceNum[1] += 1;
          if (house["totalPrice"] >= 300 && house["totalPrice"] < 500)
            totalPriceNum[2] += 1;
          if (house["totalPrice"] >= 500 && house["totalPrice"] < 700)
            totalPriceNum[3] += 1;
          if (house["totalPrice"] >= 700 && house["totalPrice"] < 1000)
            totalPriceNum[4] += 1;
          if (house["totalPrice"] >= 100)
            totalPriceNum[5] += 1;
        }
        for (var i = 0; i < 4; i++) {
          var item = {
          };
          item["name"] = roomTypeName[i];
          item["value"] = roomTypeNum[i];
          districtItem["value"]["roomType"].push(item);
        }
        for (var i = 0; i < 5; i++) {
          var item = {
          };
          item["name"] = areaSizeName[i];
          item["value"] = areaSizeNum[i];
          districtItem["value"]["areaSize"].push(item);
        }
        for (var i = 0; i < 11; i++) {
          var item = {
          };
          item["name"] = unitPriceName[i];
          item["value"] = unitPriceNum[i];
          districtItem["value"]["unitPrice"].push(item);
        }
        for (var i = 0; i < 6; i++) {
          var item = {
          };
          item["name"] = totalPriceName[i];
          item["value"] = totalPriceNum[i];
          districtItem["value"]["totalPrice"].push(item);
        }
        fig4.push(districtItem);
      }
      var ret = {
      };
      ret["fig1"] = fig1;
      ret["fig2"] = fig2;
      ret["fig3"] = fig3;
      ret["fig4"] = fig4;
      if (this.ret_ershou == null)
        this.ret_ershou = {
        }
      if (this.ret_ershou[args["district"]] == null)
        this.ret_ershou[args["district"]] = ret;
      return JSON.stringify(ret);
    }
    else
      return null;
  }
  export function connectDBAndQueryZufang(args) {
    args = JSON.parse(args);
    if (args["type"] == "zufang") {
      if (this.ret_zufang != null && this.ret_zufang[args["district"]] != null) {
        print("find!");
        return JSON.stringify(this.ret_zufang[args["district"]]);
      }
      if (this.houselist_zufang == null || this.districtDict_zufang == null || this.bussinessDict_zufang == null) {
        this.houselist_zufang = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"HouseSale\",\"formname\":\"zufang\"}")
        var houselist = this.houselist_zufang;
        var districtDict = {
        };
        var pattern = /朝阳|西城|丰台|海淀|密云|东城|昌平|怀柔|大兴|通州|房山|石景山|平谷|顺义|延庆|门头沟/g;
        var bussinessDict2 = {
        };
        for (var i = 0; i < houselist.length; i++) {
          var addr = houselist[i]["district"];
          var district = addr.match(pattern);
          if (district == null)
            continue;
          district = district[0];
          if (district.length > 5)
            continue;
          if (districtDict[district] == null)
            districtDict[district] = [];
          if (bussinessDict2[district] == null)
            bussinessDict2[district] = {
            };
          var buss = houselist[i]["bussiness"];
          if (bussinessDict2[district][buss] == null)
            bussinessDict2[district][buss] = [];
          var item = {
          }
          if (houselist[i]["price"] == null || houselist[i]["area"] == null)
            continue;
          if (houselist[i]["roomNum"] == null)
            continue;
          var unitPrice = houselist[i]["price"].replace("元", "").replace("/月", "");
          unitPrice = parseInt(unitPrice);
          houselist[i]["price"] = unitPrice;
          item["price"] = unitPrice;
          item["roomNum"] = houselist[i]["roomNum"];
          item["area"] = parseInt(houselist[i]["area"].replace("m²", ""));
          houselist[i]["area"] = item["area"];
          item["district"] = houselist[i]["district"];
          item["bussiness"] = houselist[i]["bussiness"];
          districtDict[district].push(item);
          bussinessDict2[district][buss].push(item);
        }
        districtDict["延庆"] = [];
        districtDict["怀柔"] = [];
        districtDict["密云"] = [];
        bussinessDict2["延庆"] = {
        };
        bussinessDict2["怀柔"] = {
        };
        bussinessDict2["密云"] = {
        };
        this.districtDict_zufang = districtDict;
        var districtnames = Object.keys(districtDict);
        var bussinessDict = {
        };
        for (var i = 0; i < districtnames.length; i++) {
          var district = districtnames[i];
          bussinessDict[district] = {
          };
          var desc = function (a, b) {
            return (bussinessDict2[district][a].length < bussinessDict2[district][b].length) ? 1 : -1;
          };
          var bussnames = (Object.keys(bussinessDict2[district])).sort(desc);
          var len = bussnames.length;
          if (len > 20)
            len = 20;
          for (j = 0; j < len; j++) {
            bussinessDict[district][bussnames[j]] = bussinessDict2[district][bussnames[j]];
          }
        }
        this.bussinessDict_zufang = bussinessDict;
      }
      var houselist = this.houselist_zufang;
      var districtDict = this.districtDict_zufang;
      var bussinessDict = this.bussinessDict_zufang;
      var districtkeys = Object.keys(districtDict);
      var fig1 = [];
      for (var j = 0; j < districtkeys.length; j++) {
        var key = districtkeys[j];
        var item = {
        }
        var name = key + "区";
        if (key == "延庆" || key == "密云")
          name = key + "县";
        item["name"] = name;
        item["value"] = {
        };
        item["value"]["num"] = districtDict[key].length;
        var sumPrice = 0;
        for (var i = 0; i < districtDict[key].length; i++) {
          if (districtDict[key][i]["price"] >= 0 && districtDict[key][i]["price"] <= 10000000)
            sumPrice += districtDict[key][i]["price"];
        }
        var avgPrice = 0;
        if (districtDict[key].length > 0) {
          avgPrice = sumPrice / districtDict[key].length;
        }
        item["value"]["avgPrice"] = avgPrice.toFixed(2);
        fig1.push(item);
      }
      var houselist2 = houselist;
      if (args["district"] != "" && districtDict[args["district"]] != null) {
        houselist2 = districtDict[args["district"]];
      }
      var fig2 = [];
      var priceInterval = ["<1500", "1500-2500", "2500-3500", "3500-5000", "5000-8000", "8000-10000", ">10000"];
      var houseNum = [0, 0, 0, 0, 0, 0, 0];
      for (var i = 0; i < houselist2.length; i++) {
        if (houselist2[i]["price"] < 1500) {
          houseNum[0] += 1;
        }
        if (houselist2[i]["price"] >= 1500 && houselist2[i]["price"] < 2500) {
          houseNum[1] += 1;
        }
        if (houselist2[i]["price"] >= 2500 && houselist2[i]["price"] < 3500) {
          houseNum[2] += 1;
        }
        if (houselist2[i]["price"] >= 3500 && houselist2[i]["price"] < 5000) {
          houseNum[3] += 1;
        }
        if (houselist2[i]["price"] >= 5000 && houselist2[i]["price"] < 8000) {
          houseNum[4] += 1;
        }
        if (houselist2[i]["price"] >= 8000 && houselist2[i]["price"] < 10000) {
          houseNum[5] += 1;
        }
        if (houselist2[i]["price"] >= 10000) {
          houseNum[6] += 1;
        }
      }
      var cnt = 0;
      for (var i = 0; i < priceInterval.length; i++) {
        var item = {
        };
        cnt += houseNum[i];
        item["name"] = priceInterval[i];
        item["value"] = cnt;
        fig2.push(item);
      }
      var districtDict2 = districtDict;
      if (args["district"] != "" && districtDict[args["district"]] != null) {
        districtDict2 = bussinessDict[args["district"]];
        districtkeys = Object.keys(bussinessDict[args["district"]]);
      }
      var fig3 = [];
      var tmpList = [];
      var desc = function (x, y) {
        return (x["value"] < y["value"]) ? 1 : -1;
      }
      for (var i = 0; i < districtkeys.length; i++) {
        var item = {
          "name": districtkeys[i]};
        item["value"] = districtDict2[districtkeys[i]].length;
        if (item["value"] >= 0 && item["value"] < 10000000000)
          tmpList.push(item);
      }
      tmpList.sort(desc);
      var len = tmpList.length;
      if (len > 50) len = 50;
      for (var i = 0; i < len; i++) {
        fig3.push(tmpList[i]);
      }
      var fig4 = [];
      var roomTypeName = ["一居", "二居", "三居", "四居及以上"];
      var areaSizeName = ["20m2以下", "20-50m2", "50-80m2", "80-110m2", "110-150m2", "150m2以上"];
      var priceName = ["<1500", "1500-2500", "2500-3500", "3500-5000", "5000-8000", "8000-10000", ">10000"];
      for (var k = 0; k < districtkeys.length; k++) {
        var district = districtkeys[k];
        var districtItem = {
          "name": district};
        districtItem["value"] = {
          "roomType": [], "areaSize": [], "price": []};
        var roomTypeNum = [0, 0, 0, 0];
        var areaSizeNum = [0, 0, 0, 0, 0, 0];
        var priceNum = [0, 0, 0, 0, 0, 0, 0];
        for (var j = 0; j < districtDict2[district].length; j++) {
          var house = districtDict2[district][j];
          var flag = false;
          if (house["roomNum"].match("1室") != null) {
            roomTypeNum[0] += 1;
            flag = true;
          }
          if (house["roomNum"].match("2室") != null) {
            roomTypeNum[1] += 1;
            flag = true;
          }
          if (house["roomNum"].match("3室") != null) {
            roomTypeNum[2] += 1;
            flag = true;
          }
          if (flag == false) {
            roomTypeNum[3] += 1;
          }
          if (house["area"] < 20)
            areaSizeNum[0] += 1;
          if (house["area"] >= 20 && house["area"] < 50)
            areaSizeNum[1] += 1;
          if (house["area"] >= 50 && house["area"] < 80)
            areaSizeNum[2] += 1;
          if (house["area"] >= 80 && house["area"] < 110)
            areaSizeNum[3] += 1;
          if (house["area"] >= 110 && house["area"] < 150)
            areaSizeNum[4] += 1;
          if (house["area"] >= 150)
            areaSizeNum[5] += 1;
          if (house["price"] < 1500)
            priceNum[0] += 1;
          if (house["price"] >= 1500 && house["price"] < 2500)
            priceNum[1] += 1;
          if (house["price"] >= 2500 && house["price"] < 3500)
            priceNum[2] += 1;
          if (house["price"] >= 3500 && house["price"] < 5000)
            priceNum[3] += 1;
          if (house["price"] >= 5000 && house["price"] < 8000)
            priceNum[4] += 1;
          if (house["price"] >= 8000 && house["price"] < 10000)
            priceNum[5] += 1;
          if (house["price"] >= 10000)
            priceNum[6] += 1;
        }
        for (var i = 0; i < roomTypeName.length; i++) {
          var item = {
          };
          item["name"] = roomTypeName[i];
          item["value"] = roomTypeNum[i];
          districtItem["value"]["roomType"].push(item);
        }
        for (var i = 0; i < areaSizeName.length; i++) {
          var item = {
          };
          item["name"] = areaSizeName[i];
          item["value"] = areaSizeNum[i];
          districtItem["value"]["areaSize"].push(item);
        }
        for (var i = 0; i < priceNum.length; i++) {
          var item = {
          };
          item["name"] = priceName[i];
          item["value"] = priceNum[i];
          districtItem["value"]["price"].push(item);
        }
        fig4.push(districtItem);
      }
      if (this.ret_zufang == null)
        this.ret_zufang = {
        };
      var res = {
      };
      res["fig1"] = fig1;
      res["fig2"] = fig2;
      res["fig3"] = fig3;
      res["fig4"] = fig4;
      if (this.ret_zufang[args["district"]] == null)
        this.ret_zufang[args["district"]] = res;
      return JSON.stringify(res);
    }
    else
      return null;
  }
  export function connectDBAndQueryChengjiao(args) {
    args = JSON.parse(args);
    if (args["type"] == "chengjiao") {
      //TODO change!
      if (this.ret_chengjiao != null && this.ret_chengjiao[args["district"]] != null) {
        print("find!");
        return JSON.stringify(this.ret_chengjiao[args["district"]]);
      }
      if (this.houselist_chengjiao == null || this.districtDict_chengjiao == null || this.bussinessDict_chengjiao == null) {
        this.houselist_chengjiao = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"HouseSale\",\"formname\":\"chengjiao\"}")
        var houselist = this.houselist_chengjiao;
        var districtDict = {
        };
        var pattern = /朝阳|西城|丰台|海淀|密云|东城|昌平|怀柔|大兴|通州|房山|石景山|平谷|顺义|延庆|门头沟/g;
        var bussinessDict2 = {
        };
        for (var i = 0; i < houselist.length; i++) {
          var addr = houselist[i]["district"];
          var district = addr.match(pattern);
          if (district == null)
            continue;
          district = district[0];
          if (district.length > 5)
            continue;
          if (districtDict[district] == null)
            districtDict[district] = [];
          if (bussinessDict2[district] == null)
            bussinessDict2[district] = {
            };
          var buss = houselist[i]["bussiness"];
          if (bussinessDict2[district][buss] == null)
            bussinessDict2[district][buss] = [];
          var item = {
          }
          if (houselist[i]["price"] == null || houselist[i]["area"] == null)
            continue;
          if (houselist[i]["roomNum"] == null)
            continue;
          var unitPrice = houselist[i]["price"].replace("挂牌", "").replace("万", "");
          unitPrice = parseInt(unitPrice);
          houselist[i]["price"] = unitPrice;
          item["price"] = unitPrice;
          item["roomNum"] = houselist[i]["roomNum"];
          item["area"] = parseInt(houselist[i]["area"].replace("平米", ""));
          houselist[i]["area"] = item["area"];
          item["district"] = houselist[i]["district"];
          item["bussiness"] = houselist[i]["bussiness"];
          item["buildingAge"] = houselist[i]["buildingAge"].replace("塔结合", "").replace("年建板", "").replace("楼", "");
          districtDict[district].push(item);
          bussinessDict2[district][buss].push(item);
        }
        districtDict["延庆"] = [];
        districtDict["怀柔"] = [];
        bussinessDict2["延庆"] = {
        };
        bussinessDict2["怀柔"] = {
        };
        this.districtDict_chengjiao = districtDict;
        var districtnames = Object.keys(districtDict);
        var bussinessDict = {
        };
        for (var i = 0; i < districtnames.length; i++) {
          var district = districtnames[i];
          bussinessDict[district] = {
          };
          var desc = function (a, b) {
            return (bussinessDict2[district][a].length < bussinessDict2[district][b].length) ? 1 : -1;
          };
          var bussnames = (Object.keys(bussinessDict2[district])).sort(desc);
          var len = bussnames.length;
          if (len > 20)
            len = 20;
          for (j = 0; j < len; j++) {
            bussinessDict[district][bussnames[j]] = bussinessDict2[district][bussnames[j]];
          }
        }
        this.bussinessDict_chengjiao = bussinessDict;
      }
      var houselist = this.houselist_chengjiao;
      var districtDict = this.districtDict_chengjiao;
      var bussinessDict = this.bussinessDict_chengjiao;
      var districtkeys = Object.keys(districtDict);
      var fig1 = [];
      for (var j = 0; j < districtkeys.length; j++) {
        var key = districtkeys[j];
        var item = {
        }
        var name = key + "区";
        if (key == "延庆" || key == "密云")
          name = key + "县";
        item["name"] = name;
        item["value"] = {
        };
        item["value"]["num"] = districtDict[key].length;
        var sumPrice = 0;
        for (var i = 0; i < districtDict[key].length; i++) {
          if (districtDict[key][i]["price"] >= 0 && districtDict[key][i]["price"] <= 10000000)
            sumPrice += districtDict[key][i]["price"];
        }
        var avgPrice = 0;
        if (districtDict[key].length > 0) {
          avgPrice = sumPrice / districtDict[key].length;
        }
        item["value"]["avgPrice"] = avgPrice.toFixed(2);
        fig1.push(item);
      }
      var houselist2 = houselist;
      if (args["district"] != "" && districtDict[args["district"]] != null) {
        houselist2 = districtDict[args["district"]];
      }
      var fig2 = [];
      var priceInterval = ["<200w", "200-400w", "400-600w", "600-800w", "800-1000w", ">1000w"];
      var houseNum = [0, 0, 0, 0, 0, 0, 0];
      for (var i = 0; i < houselist2.length; i++) {
        if (houselist2[i]["price"] < 200) {
          houseNum[0] += 1;
        }
        if (houselist2[i]["price"] >= 200 && houselist2[i]["price"] < 400) {
          houseNum[1] += 1;
        }
        if (houselist2[i]["price"] >= 400 && houselist2[i]["price"] < 600) {
          houseNum[2] += 1;
        }
        if (houselist2[i]["price"] >= 600 && houselist2[i]["price"] < 800) {
          houseNum[3] += 1;
        }
        if (houselist2[i]["price"] >= 800 && houselist2[i]["price"] < 1000) {
          houseNum[4] += 1;
        }
        if (houselist2[i]["price"] >= 1000) {
          houseNum[5] += 1;
        }
      }
      var cnt = 0;
      for (var i = 0; i < priceInterval.length; i++) {
        var item = {
        };
        cnt += houseNum[i];
        item["name"] = priceInterval[i];
        item["value"] = cnt;
        fig2.push(item);
      }
      var districtDict2 = districtDict;
      if (args["district"] != "" && districtDict[args["district"]] != null) {
        districtDict2 = bussinessDict[args["district"]];
        districtkeys = Object.keys(bussinessDict[args["district"]]);
      }
      var fig3 = [];
      var tmpList = [];
      var desc = function (x, y) {
        return (x["value"] < y["value"]) ? 1 : -1;
      }
      for (var i = 0; i < districtkeys.length; i++) {
        var item = {
          "name": districtkeys[i]};
        item["value"] = districtDict2[districtkeys[i]].length;
        if (item["value"] >= 0 && item["value"] < 10000000000)
          tmpList.push(item);
      }
      tmpList.sort(desc);
      var len = tmpList.length;
      if (len > 50) len = 50;
      for (var i = 0; i < len; i++) {
        fig3.push(tmpList[i]);
      }
      var fig4 = [];
      var roomTypeName = ["一居", "二居", "三居", "四居及以上"];
      var areaSizeName = ["50m2以下", "50-80m2", "80-110m2", "110-150m2", "150-300m2", ">300m2"];
      var priceName = ["<200w", "200-400w", "400-600w", "600-800w", "800-1000w", ">1000w"];
      var yearName = ["<5年", "5-10年", "10-15年", "15-20年", "20-30年", ">30年"];
      for (var k = 0; k < districtkeys.length; k++) {
        var district = districtkeys[k];
        var districtItem = {
          "name": district};
        districtItem["value"] = {
          "roomType": [], "areaSize": [], "price": [], "age": []};
        var roomTypeNum = [0, 0, 0, 0];
        var areaSizeNum = [0, 0, 0, 0, 0, 0];
        var priceNum = [0, 0, 0, 0, 0, 0];
        var yearNum = [0, 0, 0, 0, 0, 0];
        for (var j = 0; j < districtDict2[district].length; j++) {
          var house = districtDict2[district][j];
          var flag = false;
          if (house["roomNum"].match("1室") != null) {
            roomTypeNum[0] += 1;
            flag = true;
          }
          if (house["roomNum"].match("2室") != null) {
            roomTypeNum[1] += 1;
            flag = true;
          }
          if (house["roomNum"].match("3室") != null) {
            roomTypeNum[2] += 1;
            flag = true;
          }
          if (flag == false) {
            roomTypeNum[3] += 1;
          }
          if (house["area"] < 50)
            areaSizeNum[0] += 1;
          if (house["area"] >= 50 && house["area"] < 80)
            areaSizeNum[1] += 1;
          if (house["area"] >= 80 && house["area"] < 110)
            areaSizeNum[2] += 1;
          if (house["area"] >= 110 && house["area"] < 150)
            areaSizeNum[3] += 1;
          if (house["area"] >= 150 && house["area"] < 300)
            areaSizeNum[4] += 1;
          if (house["area"] >= 300)
            areaSizeNum[5] += 1;
          if (house["price"] < 200)
            priceNum[0] += 1;
          if (house["price"] >= 200 && house["price"] < 400)
            priceNum[1] += 1;
          if (house["price"] >= 400 && house["price"] < 800)
            priceNum[2] += 1;
          if (house["price"] >= 800 && house["price"] < 1000)
            priceNum[3] += 1;
          if (house["price"] >= 1000)
            priceNum[4] += 1;
          var age = 2019 - house["buildingAge"];
          if (age < 5)
            yearNum[0] += 1;
          if (age >= 5 && age < 10)
            yearNum[1] += 1;
          if (age >= 10 && age < 15)
            yearNum[2] += 1;
          if (age >= 15 && age < 20)
            yearNum[3] += 1;
          if (age >= 20 && age < 30)
            yearNum[4] += 1;
          if (age >= 30)
            yearNum[5] += 1;
        }
        for (var i = 0; i < roomTypeName.length; i++) {
          var item = {
          };
          item["name"] = roomTypeName[i];
          item["value"] = roomTypeNum[i];
          districtItem["value"]["roomType"].push(item);
        }
        for (var i = 0; i < areaSizeName.length; i++) {
          var item = {
          };
          item["name"] = areaSizeName[i];
          item["value"] = areaSizeNum[i];
          districtItem["value"]["areaSize"].push(item);
        }
        for (var i = 0; i < priceNum.length; i++) {
          var item = {
          };
          item["name"] = priceName[i];
          item["value"] = priceNum[i];
          districtItem["value"]["price"].push(item);
        }
        for (var i = 0; i < yearNum.length; i++) {
          var item = {
          };
          item["name"] = yearName[i];
          item["value"] = yearNum[i];
          districtItem["value"]["age"].push(item);
        }
        fig4.push(districtItem);
      }
      if (this.ret_chengjiao == null)
        this.ret_chengjiao = {
        };
      var res = {
      };
      res["fig1"] = fig1;
      res["fig2"] = fig2;
      res["fig3"] = fig3;
      res["fig4"] = fig4;
      if (this.ret_chengjiao[args["district"]] == null)
        this.ret_chengjiao[args["district"]] = res;
      return JSON.stringify(res);
    }
    else
      return null;
  }
  export function connectDBAndQueryNeimeng(args) {
    //{"action":"connectDBAndQueryNeimeng", "arg":"{\"type\":\"takeout\",\"detail\":\"overall\"}"}
    args = JSON.parse(args);
    if (args["type"] == "takeout") {
      if (this.waimailist_xlgl == null) {
        var init_data = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"xlglm\",\"formname\":\"meituanwaimai\"}");
        var waimailist = [];
        for (var i = 0; i < init_data.length; i++) {
          if (init_data[i]["avgPrice"] == null || init_data[i]["monthlySalesNum"] == null)
            continue;
          var price = parseInt(init_data[i]["avgPrice"].replace("人均 ¥", ""));
          var saleNum = parseInt(init_data[i]["monthlySalesNum"].replace("月售", ""));
          var sale = price * saleNum;
          var item = init_data[i];
          if (sale >= 0 && sale < 500000000000) {
            item["sale"] = sale;
            waimailist.push(item);
          }
        }
        this.waimailist_xlgl = waimailist;
        if (this.waimailist_xlgl == null) return null;
      }
      if (this.areadict_xlgl == null) {
        var arealist = queryDB("{\"ip\":\"39.106.6.6:3306\",\"user\":\"loushuai\",\"passwd\":\"loushuai\",\"dbname\":\"xlglm\",\"formname\":\"meituan\"}");
        var areaDict = {
        };
        for (var i = 0; i < arealist.length; i++) {
          var area = arealist[i]["areaName"];
          if (area == null)
            continue;
          if (areaDict[area] == null) {
            areaDict[area] = [];
          }
          areaDict[area].push(arealist[i]);
        }
        this.areadict_xlgl = areaDict;
      }
      var waimailist = this.waimailist_xlgl;
      var fig1 = [];
      var cateDict = {
      };
      for (var i = 0; i < waimailist.length; i++) {
        if (waimailist[i]["categories"] == null)
          continue;
        var category = waimailist[i]["categories"].split("/")[0];
        if (cateDict[category] == null)
          cateDict[category] = 0;
        cateDict[category] += 1;
      }
      var cateDictKeys = Object.keys(cateDict);
      for (var j = 0; j < cateDictKeys.length; j++) {
        var key = cateDictKeys[j];
        var item = {
        };
        item["name"] = key;
        item["value"] = cateDict[key];
        fig1.push(item);
      }
      var fig2 = {
      };
      var desc2 = function (x, y) {
        return (x["val"] < y["val"]) ? 1 : -1;
      }
      var shopList = [];
      for (var j = 0; j < waimailist.length; j++) {
        var item = {
        };
        item["name"] = waimailist[j]["shopName"];
        item["val"] = waimailist[j]["sale"];
        shopList.push(item);
      }
      shopList.sort(desc2);
      var lineData = [];
      var nameData = [];
      for (var i = 14; i >= 0; i--) {
        lineData.push(shopList[i]["val"]);
        nameData.push(shopList[i]["name"]);
      }
      fig2["lineData"] = lineData;
      fig2["nameData"] = nameData;
      var fig3 = [];
      var areaDict = this.areadict_xlgl;
      var areaKeys = Object.keys(areaDict);
      for (var i = 0; i < areaKeys.length; i++) {
        var item = {
        };
        item["area"] = areaKeys[i];
        item["shopNum"] = areaDict[areaKeys[i]].length;
        var sum = 0;
        for (var j = 0; j < item["shopNum"]; j++) {
          var price = parseInt(areaDict[areaKeys[i]][j]["avgPrice"]);
          if (price >= 0 && price < 50000000) {
            sum += price;
          }
        }
        if (sum == 0)
          continue;
        item["saleNum"] = sum * 79;
        fig3.push(item);
      }
      var fig4 = {
      };
      var desc2 = function (x, y) {
        return (x["val"] < y["val"]) ? 1 : -1;
      }
      var shopList = [];
      for (var j = 0; j < waimailist.length; j++) {
        var item = {
        };
        item["name"] = waimailist[j]["shopName"];
        item["val"] = parseFloat(waimailist[j]["overallRating"]);
        shopList.push(item);
      }
      shopList.sort(desc2);
      var lineData = [];
      var nameData = [];
      for (var i = 14; i >= 0; i--) {
        lineData.push(shopList[i]["val"]);
        nameData.push(shopList[i]["name"]);
      }
      fig4["lineData"] = lineData;
      fig4["nameData"] = nameData;
      var ret = {
      };
      ret["fig1"] = fig1;
      ret["fig2"] = fig2;
      ret["fig3"] = fig3;
      ret["fig4"] = fig4;
      return JSON.stringify(ret);
    }
    else return null;
  }
}