Merge branch 'price-history-log' into 'master'

Price history log

See merge request saburly/marketalarm/web!87

app/crawler/savers/postgres.js

@@ -1,6 +1,7 @@
 const moment = require("moment");
 
 const { bulkUpsertRealEstates } = require("../../helpers/db/realEstate");
+const { bulkUpsertPriceHistory } = require("../../helpers/db/priceHistory");
 
 class PostgresSaver {
   connect() {
@@ -11,6 +12,21 @@ class PostgresSaver {
 
   async save(results) {
     const savedRecords = await bulkUpsertRealEstates(results);
+    //Extruding data for price history table
+    const resultPrices = savedRecords.map(realEstate => {
+      //Null values canot be recognized by ignore duplicates in sequalize
+      //Value price = 0 indicates 'cijena na upit'
+      const priceTmp =
+        realEstate.dataValues.price === null ? 0 : realEstate.dataValues.price;
+
+      return {
+        realEstateId: realEstate.dataValues.id,
+        price: priceTmp,
+        createdAt: realEstate.dataValues.createdAt,
+        updatedAt: realEstate.dataValues.updatedAt
+      };
+    });
+    const savedPrices = await bulkUpsertPriceHistory(resultPrices);
 
     if (Array.isArray(savedRecords)) {
       const newRealEstates = [];