Added hrefs to global varialbe

Added node schedule to run crawler and notification service

See merge request saburly/marketalarm/web!21

README.md

@@ -34,3 +34,10 @@ this will create and run postgres image and then execute migrations
 
 5. Run app  
 `npm start` or `npm run start-mon` to run app with automatic restart on code change
+
+
+### AWS SES
+
+    - AWS SES credentials are handled with env vratiables
+    - Notification emails are sent in batches of 50, by using SES templates
+    - Make sure that you are using different templates for different envirorments

app/helpers/awsEmail.js

@@ -1,9 +1,11 @@
 
-const dotenv = require('dotenv');
-dotenv.config();
+const dotenv = require('dotenv').config();
 const { getRealEstateTypeEnum } = require('./enums');
 const { getRegionName, getMunicipalityName } = require('./codes');
-const AWS = require('aws-sdk');
+const { allRERequestByUiid } = require('./db/dbHelper');
+var AWS = require('aws-sdk');
+const TEMPLATE_NAME = "MarketAlertTemplate"
+
 AWS.config.update({
   region: process.env.AMAZON_REGION,
   credentials:
@@ -27,16 +29,16 @@ const sendTemplatedEmail = async (email, request) => {
       Body: { /* required */
         Html: {
           Charset: "UTF-8",
-          Data: getEmailHTML(request)
+          Data: getGreetingsEmailHTML(request)
         },
         Text: {
           Charset: "UTF-8",
-          Data: getEmaiTextVersion(request)
+          Data: getGreetingsEmaiTextVersion(request)
         }
       },
       Subject: {
         Charset: 'UTF-8',
-        Data: `Javimi Potvrda: ${request.realEstateType} ${getRegionName(request.region)}, ${getMunicipalityName(request.region, request.municipality)}`
+        Data: `Javimi Potvrda: ${getSubject(request.realEstateType, request.region, request.municipality)}`
       }
     },
     Source: process.env.SOURCE_EMAIL, /* required */
@@ -49,7 +51,7 @@ const sendTemplatedEmail = async (email, request) => {
   await sendEmailPromise;
 }
 
-const getEmailHTML = (realestateRequest) => {
+const getGreetingsEmailHTML = (realestateRequest) => {
   const realEstateType = getRealEstateTypeEnum(realestateRequest.realEstateType);
   const gardenSize = realEstateType.hasGardenSize ? `<div><strong>Kvadratura okućnice: Od ${realestateRequest.gardenSizeMin} do ${realestateRequest.gardenSizeMax} m2  </strong></div>` : ``
 
@@ -75,15 +77,15 @@ Javimi tim.
 
 }
 
-const getEmaiTextVersion = (realestateRequest) => {
+const getGreetingsEmaiTextVersion = (realestateRequest) => {
   const realEstateType = getRealEstateTypeEnum(realestateRequest.realEstateType);
-  const gardenSize = realEstateType.hasGardenSize ? "Kvadratura okućnice od " + realestateRequest.gardenSizeMin + " do " + realestateRequest.gardenSizeMax  : ""
+  const gardenSize = realEstateType.hasGardenSize ? "Kvadratura okućnice od " + realestateRequest.gardenSizeMin + " do " + realestateRequest.gardenSizeMax : ""
 
   const text = "Zdravo, \n Naručio/la si da ti javimo ako se nekretnina pojavi u oglasima \n Ovo je tražena nekretnina: \n , Tip nekretnine: "
     + realestateRequest.realEstateType + "\n Područje" + getRegionName(realestateRequest.region) + "\n Mjesto " + getMunicipalityName(realestateRequest.region, realestateRequest.municipality)
     + "\n Kvadratura nekretnine Od " + realestateRequest.sizeMin + " do " + realestateRequest.sizeMaX +
     + gardenSize
-    "\n Cijena od " + realestateRequest.priceMin + " do " + realestateRequest.priceMax +
+  "\n Cijena od " + realestateRequest.priceMin + " do " + realestateRequest.priceMax +
     "\n Ako želis prestati dobijati obavještenja za ovu pretragu klikni" + process.env.APP_URL + "/odjava/" + realestateRequest.uniqueId +
     "\n Ako želiš promijeniti uslove pretrage klikni " + process.env.APP_URL + "/odpregled/" + realestateRequest.uniqueId +
     "\n Tvoj,\n Javimi tim"
@@ -91,6 +93,153 @@ const getEmaiTextVersion = (realestateRequest) => {
   return text;
 }
 
+const sendBulkEmail = async (marketAlerts) => {
+
+  try {
+
+    destinations = []
+    groupedRERequests = [];
+
+
+    const RERequestUuidsMaped = marketAlerts.map(marketAlert => marketAlert.request);
+
+    const RERequestUuidsArray = Array.from(new Set(RERequestUuidsMaped));
+
+    const RERequestUuids = RERequestUuidsArray.map(marketAlert => {
+      return { uniqueId: marketAlert }
+    });
+
+    const RERequest = await allRERequestByUiid(RERequestUuids);
+    const requestDataValues = [];
+
+    RERequest.forEach(RERequest => {
+      var formatedRequest = {};
+      formatedRequest[RERequest.uniqueId] =
+        requestDataValues[RERequest.uniqueId] = {
+          realEstateType: RERequest.realEstateType,
+          region: RERequest.region,
+          municipality: RERequest.municipality
+        };
+    });
+
+    marketAlerts.forEach(marketAlert => {
+
+      const requestObject = {
+        email: marketAlert.email,
+        realEstateType: requestDataValues[marketAlert.request].realEstateType,
+        municipality: requestDataValues[marketAlert.request].municipality,
+        region: requestDataValues[marketAlert.request].region,
+      }
+
+      if (!groupedRERequests[marketAlert.request]) {
+        groupedRERequests[marketAlert.request] = {
+          requestObject: requestObject,
+          marketAlertArray: []
+        };
+      }
+
+      groupedRERequests[marketAlert.request].marketAlertArray.push({
+        url: marketAlert.url,
+        title: marketAlert.title,
+      });
+    });
+    for (request in groupedRERequests) {
+
+      const marketAlert = groupedRERequests[request];
+      let extractedData = toAWSArray(marketAlert.marketAlertArray);
+      const realEstateType = getRealEstateTypeEnum(marketAlert.requestObject.realEstateType).title;
+      const region = getRegionName(marketAlert.requestObject.region);
+      const municipality = getMunicipalityName(marketAlert.requestObject.region, marketAlert.requestObject.municipality);
+
+      let repData = `{ "marketAlertUrl":[${extractedData}], "realestateType":"${realEstateType}", "region":"${region}", "municipality":"${municipality}" }`
+
+      destinations.push({
+        Destination: {
+          ToAddresses: [
+            marketAlert.requestObject.email
+          ]
+        },
+        ReplacementTemplateData: repData
+      })
+
+    }
+    console.log("AWS EMAIL : Bulk email replacement data:");
+    console.log(destinations);
+
+    var params = {
+      Destinations:
+        destinations,
+      Source: process.env.SOURCE_EMAIL, /* required */
+      Template: TEMPLATE_NAME, /* required */
+      DefaultTemplateData: '{ \"REPLACEMENT_TAG_NAME\":\"REPLACEMENT_VALUE\" }',
+      ReplyToAddresses: [
+        process.env.SOURCE_EMAIL,
+      ]
+    };
+
+    // Create the promise and SES service object
+    const sendPromise = new AWS.SES({ apiVersion: '2010-12-01' }).sendBulkTemplatedEmail(params).promise();
+    const awsResult = await sendPromise;
+    console.log("AWS SES bulk email response");
+    console.log(awsResult);
+
+
+  } catch (e) {
+    console.log("Could not send bulk email", e)
+  }
+}
+
+const toAWSArray = (urlArray) => {
+
+  let arrayString = ""
+  urlArray.forEach(element => {
+    const formatetdTitle = element.title.replace(/"/g, "");
+    arrayString = arrayString + `{"url":"${element.url.trim()}" , "title":"${formatetdTitle}"},`
+  });
+  return arrayString.slice(0, -1);
+
+}
+
+const getNotificationEmailHtml = () => {
+  return `<h2> Zdravo, 
+  Pronašli smo nekretninu koju ste tražili. </h2>
+  <h3> Ovo su tražene nekretnine:  </h3> 
+  <div>
+  <div>{{#each marketAlertUrl}}<li><a href="{{url}}">{{title}}</a></li><br />{{/each}}<div/> 
+  <div/>
+  </div>`
+}
+
+const getNotificationEmailText = () => {
+  return ` Zdravo, 
+  Pronašli smo nekretninu koju ste tražili.  Ovo su tražene nekretnine: {{#each marketAlertUrl}} {{url}} {{title}} {{/each}}`
+}
+
+const createMarketAlertEmailTemplate = async () => {
+  const marketAlertTemplate = {
+    Template: {
+      TemplateName: TEMPLATE_NAME,
+      SubjectPart: "Javi mi obavijest: {{realestateType}}, {{region}}, {{municipality}}",
+      TextPart: getNotificationEmailText(),
+      HtmlPart: getNotificationEmailHtml()
+    }
+  }
+
+  try {
+    const templatePromise = new AWS.SES({ apiVersion: '2010-12-01' }).updateTemplate(marketAlertTemplate).promise();
+    await templatePromise
+
+  } catch (e) {
+    console.log("Could not create MarketAlertEmailTemplate", e);
+  }
+}
+
+const getSubject = (realEstateType, region, municipality) => {
+  return `${getRealEstateTypeEnum(realEstateType).title} ${getRegionName(region)}, ${getMunicipalityName(region, municipality)}`
+}
+
 module.exports = {
-  sendTemplatedEmail
+  sendTemplatedEmail,
+  sendBulkEmail,
+  createMarketAlertEmailTemplate
 };

app/helpers/crawlers/olxClawler.js

@@ -13,199 +13,49 @@ module.exports = class OlxCrawler {
         this.maxResults = maxResults;
     }
 
-    async indexSingle(url, email) {
-        try {
-            const res = await fetch(url);
-            const body = await res.text();
-            const $ = cheerio.load(body);
+    async indexPages(urls) {
+        const indexers = [];
 
-            //TODO figure out what to do with username
-            const username = $('#lg > div.desno2.profil > div:nth-child(2) > div.vrsta1.vrsta_desno > a > div.username > span').text();
+        urls.forEach(url => {
+            indexers.push(new Indexer(url));
+        });
 
-            // if (IGNORED_USERNAMES.includes((username || '').toLowerCase())) {
-            //     return null;
-            // }
-
-            //TODO remove properties that are not needed, and add some if they are missing
-            const title = $('#naslovartikla').text();
-            const realEstateType = $('#artikal_glavni_div > div.artikal_lijevo > div:nth-child(3) > div > span:nth-child(3) > a > span').text();
-
-            const price = $('#pc > p:nth-child(2)').text();
-            const size = $('#dodatnapolja1 > div:nth-child(1) > div.df2').text();
-            const rooms = $('#dodatnapolja1 > div:nth-child(2) > div.df2').text();
-            const address = $('#dodatnapolja1 > div:nth-child(5) > div.df2').text();
-            const gardenSize = $('#dodatnapolja1 > div:nth-child(6) > div.df2').text();
-            const location = $('#artikal_glavni_div > div.artikal_lijevo > div.op.pop.mobile-lokacija').attr('data-content');
-
-            const adType = $('#artikal_glavni_div > div.artikal_lijevo > div:nth-child(15) > div:nth-child(2) > div.df2').text();
-            const time = $('time').attr('datetime');
-            const olxId = $('#artikal_glavni_div > div.artikal_lijevo > div:nth-child(15) > div:nth-child(4) > div.df2').text();
-
-            const descriptions = $('.artikal_detaljniopis_tekst');
-            // const floor = $('#dodatnapolja1').find(':contains(Sprat)').last().nextAll().text();
-            const latLngRe = /LatLng\(([0-9]+\.[0-9]+)\,\s+([0-9]+\.[0-9]+)\)/g;
-            const imgRe = /href":("[^"]*")/g;
-            const matches = latLngRe.exec(body);
-            let lng = '',
-                lat = '';
-
-
-            const parseRooms = (rooms) => parseInt([...rooms].filter(c => !isNaN(c)).filter(c => c.trim()).join())
-            const parsePrice = (price) => parseFloat(price.replace(".", ""))
-
-
-            // TODO we dont save images ??
-
-            // const images = [];
-            // const imgMatches = body.match(imgRe);
-
-            // for (let i = 0; imgMatches && i < imgMatches.length; i++) {
-            //     let img = imgMatches[i].replace("href\":", "")
-            //     img = img.replace("\"", "");
-            //     img = img.replace("\"", "");
-            //     images.push(img);
-            // }
-
-            // const uploadPromises = images.map(img => {
-            //     const imgFixed = eval(`'${img}'`);
-            //     return cloudinary.uploader.upload(eval(`'${img}'`));
-            // });
-
-            // const uploadResults = await Promise.all(uploadPromises);
-            // const cloudinaryImages = uploadResults.map(ur => ur.url);
-
-            if (matches && matches.length >= 3) {
-                lat = matches[1];
-                lng = matches[2];
-            }
-
-            const parsedPrice = parsePrice(price);
-
-            const locationArray = location.split(",");
-            const region = locationArray[0];
-            const municipality = locationArray[1];
-
-            const data = {
-                realEstateType: this.getCategoryId(realEstateType),
-                email : email,
-                olxId: olxId,
-                // category: category,
-                url,
-                title,
-                price: isNaN(parsedPrice) ? 0 : parsedPrice,
-                size: parseFloat(size),
-                gardenSize: isNaN(parseFloat(gardenSize)) ?  0 : parseFloat(gardenSize),
-                address,
-                region,
-                municipality,
-                // adType: AD_TYPE_SALE,
-                time,
-                shortDescription: descriptions.first().text(),
-                longDescription: descriptions.last().text(),
-                lat,
-                lng,
-                loc: [parseFloat(lat), parseFloat(lng)],
-                // images: cloudinaryImages
-            };
-
-            return data;
-        } catch (e) {
-            console.error('Exception caught: ' + e.message);
-        }
-
-        return null;
-    }
-
-    async indexPage(olxUrl, maxResults = 1000) {
-        try {
-            //TODO fix paging
-            // console.log('Starting to index page: ' + pageNr);
-            // const url = `http://www.olx.ba/pretraga?vrsta=samoprodaja&sort_order=desc&kategorija=23&sort_po=datum&kanton=9&stranica=${pageNr}`;
-
-            const res = await fetch(olxUrl.url);
-            const body = await res.text();
-            const $ = cheerio.load(body);
-            const hrefs = [];
-            const results = [];
-
-            $('#rezultatipretrage').find('.listitem').each((i, elem) => {
-                const href = $(elem).find('a').first().attr('href');
-                hrefs.push(href);
-            });
-
-            let actualNoOfResults = (hrefs.length <= maxResults) ? hrefs.length : maxResults;
-
-            for (let i = 0; i < hrefs.length; i++) {
-                console.log(`indexing: ${hrefs[i]}`);
-
-                const singleData = await this.indexSingle(hrefs[i], olxUrl.email);
-
-                if (singleData) {
-                    results.push(singleData);
-                }
-            }
-
-            return results;
-        } catch (e) {
-            console.error('Exception caught:' + e);
-        }
-    }
-
-    getCategoryId (category) {
-
-        switch(category) {
-            case 'Stanovi':
-              return 'stan';
-
-            case 'Vikendice':
-              return 'vikendica'
-
-            case 'Kuće':
-                return 'kuca';
-
-            default:
-             return '';
-          }
-      }
-
-    async indexPages(urls, start, end, maxResults = 1000) {
-        //TODO fix paging
-        // let results = {};
-        // for (let i = start; i <= end; i++) {
-        //     let result = await this.indexPage(i, maxResults);
-        //     Object.assign(results, result)
-        // }
-        // return results;
-
-        let results = [];
-        for (let url of urls) {
-            let result = await this.indexPage(url, maxResults);
-            results.push(result);
-        }
-        return results;
+        return Promise.map(indexers, function (indexer) {
+            return indexer.indexWithPagination();
+        }).then(async (results) => {
+            return results
+        })
     }
 
     async crawl() {
+        console.log("OLX CRAWLER: start crawl");
 
         const filteredResults = [];
-        const realestateRequests = await allRERequest()
+        const realestateRequests = await allRERequest();
+        console.log("OLX CRAWLER: found " + realestateRequests.length + "subscribed RealEstateRequests");
         const urls = this.createRequestUrls(realestateRequests);
         let results = await this.indexPages(urls, this.fromPage, this.toPage, this.maxResults);
+        console.log("Final crawler results");
+        if (results[0]) {
+            console.log(results[0].length);
 
-        for (const result of results) {
-            for (const finalResult of result) {
-                if (finalResult.lat !== undefined && finalResult.lat !== null && finalResult.lat !== "") {
-                    const pointInsideBoundingBox = await findPointInsideBoundingBox([finalResult.lng, finalResult.lat]);
+            for (const finalResult of results[0]) {
 
-                    if (pointInsideBoundingBox[0].length !== 0) {
-                        filteredResults.push(finalResult);
+                if (null !== finalResult) {
+                    if (finalResult.lat !== undefined && finalResult.lat !== null && finalResult.lat !== "") {
+                        const pointInsideBoundingBox = await findPointInsideBoundingBox([finalResult.lng, finalResult.lat], finalResult.email);
+
+                        if (pointInsideBoundingBox[0].length !== 0) {
+                            filteredResults.push(finalResult);
+                        }
                     }
                 }
             }
-        }
 
-        console.log(filteredResults);
-        return filteredResults;
+            console.log("OLX CRAWLER: number of olx crawler results, after geo location filtering: " + filteredResults.length);
+            return filteredResults;
+        }
+        return []
     }
 
     createRequestUrls(realestateRequests) {
@@ -221,8 +71,9 @@ module.exports = class OlxCrawler {
             const priceMax = "do=" + request.priceMax;
 
             const olxUrl = {
-                url: `https://www.olx.ba/pretraga?${realsestateType}&id=2&stanje=0&vrstapregleda=tabela&sort_order=desc&${region}&${municipality}&${priceMin}&${priceMax}&vrsta=samoprodaja&${sizeMin}&${sizeMax}`,
-                email: request.email
+                url: `https://www.olx.ba/pretraga?${realsestateType}&id=2&stanje=0&vrstapregleda=tabela&sort_order=desc&${region}&${municipality}&${priceMin}&${priceMax}&vrsta=samoprodaja&${sizeMin}&${sizeMax}&stranica=`,
+                email: request.email,
+                uuid: request.uniqueId
             }
             console.log(olxUrl.url);
             urls.push(olxUrl);
@@ -232,3 +83,273 @@ module.exports = class OlxCrawler {
     }
 };
 
+
+class Indexer {
+
+    /**
+     * 
+     * @param {String|Array} olxUrl single or array of objects containing url email and uuid 
+     * @param {Array} hrefResutls array contaning urls from crawler results
+     */
+
+    constructor(olxUrl, hrefResutls) {
+        this.olxUrl = olxUrl;
+        this.hrefResutls = hrefResutls;
+    }
+
+    async indexWithPagination(pageNumber = 1) {
+
+        console.log("This is olxUrl:" + this.olxUrl.url);
+        const pageNr = this.olxUrl.url.match(/\d+$/);
+        const indexers = this.prepareIndexers(pageNumber ? [pageNumber] : pageNr);
+
+        try {
+
+            return Promise.map(indexers.indexers, function (indexer) {
+                return indexer.indexPage(pageNumber);
+            }).then(async (results) => {
+                let hasResults = false;
+
+                results.forEach(result => {
+                    if (!hasResults) {
+                        console.log("No results detected")
+                        hasResults = result.hasResults
+                    }
+                });
+
+                if (!hasResults) {
+                    console.log("HAS NO MORE RESULTS, stop the paging, there are some results and they should contain only HREFS");
+                    console.log(results.length);
+                    const singlePageIndexers = this.prepareHrefIndexers(results);
+                    if (singlePageIndexers.length === 0) {
+                        console.log("THERE IS NOT EVEN SINGLE RESULT");
+                        return []
+                    }
+
+                    return Promise.map(singlePageIndexers, function (indexer) {
+                        return indexer.indexSingle();
+                    }).then(async (results) => {
+                        console.log("SinglePageMethod in HAS NO RESULTS, MarketAralms");
+                        console.log(results.length);
+                        return results;
+                    });
+
+                } else {
+                    console.log("HAS MORE RESULTS, should only contain HREFS");
+                    console.log(results.length);
+                    const newResults = await this.indexWithPagination(results[0].pageNumber + 5);
+                    const singlePageIndexers = this.prepareHrefIndexers(results);
+
+                    const newerResults = await Promise.map(singlePageIndexers, function (indexer) {
+                        return indexer.indexSingle();
+                    }).then(async (results) => {
+                        console.log("SinglePageMethod HAS RESULTS, should contain MarketAlerts only");
+                        console.log(results.length);
+                        return results;
+                    });
+
+                    Array.prototype.push.apply(newResults, newerResults);
+                    return newResults;
+
+                }
+            });
+        } catch (e) {
+            console.error("Error has accured", e);
+        }
+
+    }
+
+    prepareIndexers(pageNr) {
+        console.log("Entering prepareIndexers : page nr - " + pageNr);
+        const indexers = [];
+        let lastPageNumber;
+        if (pageNr) {
+            for (let index = Number(pageNr[0]); index <= Number(pageNr[0]) + 5; index++) {
+                lastPageNumber = index;
+                const newOlxUrl = {
+                    url: this.olxUrl.url.replace(/\d+$/, "") + index,
+                    email: this.olxUrl.email,
+                    uuid: this.olxUrl.uuid
+                }
+                indexers.push(new Indexer(newOlxUrl));
+
+            }
+        } else {
+            for (let index = 1; index <= 5; index++) {
+                lastPageNumber = index;
+                const newOlxUrl = {
+                    url: this.olxUrl.url + index,
+                    email: this.olxUrl.email,
+                    uuid: this.olxUrl.uuid
+                }
+                indexers.push(new Indexer(newOlxUrl));
+            }
+        }
+        return {
+            indexers: indexers,
+            lastPageNumber: lastPageNumber
+        };
+    }
+
+    prepareHrefIndexers(results) {
+        const indexers = []
+
+        if (!Array.isArray(results)) {
+            results.hrefs.forEach(href => {
+                const newOlxUrl = {
+                    url: href,
+                    email: results.olxUrl.email,
+                    uuid: results.olxUrl.uuid
+                }
+
+                indexers.push(new Indexer(newOlxUrl));
+            });
+
+        } else {
+
+
+            results.forEach(result => {
+
+                if (result !== null && result.hasOwnProperty('hrefs')) {
+                    result.hrefs.forEach(href => {
+                        // console.log(href);
+                        const newOlxUrl = {
+                            url: href,
+                            email: result.olxUrl.email,
+                            uuid: result.olxUrl.uuid
+                        }
+
+                        indexers.push(new Indexer(newOlxUrl));
+                    })
+                }
+
+            });
+        }
+
+        return indexers;
+    }
+
+    async indexPage(pageNumber) {
+        console.log("Page number in index page, max page number :")
+        console.log(pageNumber);
+
+        try {
+
+            console.log("Indexing page: " + this.olxUrl.url);
+            const res = await fetch(this.olxUrl.url);
+            const body = await res.text();
+            const $ = cheerio.load(body);
+            const hrefs = [];
+            let hasResults = false
+
+            $('#rezultatipretrage').find('.listitem').each((i, elem) => {
+                hasResults = true
+                const href = $(elem).find('a').first().attr('href');
+                hrefs.push(href);
+            });
+
+            console.log("this is hrefs for olxUrl" + this.olxUrl.url);
+            console.log("NUMBER OF HREFS " + hrefs.length);
+
+            return {
+                hrefs: hrefs,
+                hasResults: hasResults,
+                pageNumber: pageNumber,
+                olxUrl: this.olxUrl
+            }
+        } catch (e) {
+            console.error('Exception caught:' + e);
+        }
+    }
+
+    async indexSingle() {
+        try {
+            console.log("Index single");
+            console.log(this.olxUrl.url);
+
+            if (this.olxUrl.url === undefined) {
+                return {}
+            }
+            const res = await fetch(this.olxUrl.url);
+            const body = await res.text();
+            const $ = cheerio.load(body);
+
+            const title = $('#naslovartikla').text().trim();
+            const realEstateType = $('#artikal_glavni_div > div.artikal_lijevo > div:nth-child(3) > div > span:nth-child(3) > a > span').text();
+
+            const price = $('#pc > p:nth-child(2)').text();
+            const size = $('#dodatnapolja1 > div:nth-child(1) > div.df2').text();
+            const rooms = $('#dodatnapolja1 > div:nth-child(2) > div.df2').text();
+            const address = $('#dodatnapolja1 > div:nth-child(5) > div.df2').text();
+            const gardenSize = $('#dodatnapolja1 > div:nth-child(6) > div.df2').text();
+            const location = $('#artikal_glavni_div > div.artikal_lijevo > div.op.pop.mobile-lokacija').attr('data-content');
+
+            const time = $('time').attr('datetime');
+            const olxId = $('#artikal_glavni_div > div.artikal_lijevo > div:nth-child(15) > div:nth-child(4) > div.df2').text();
+
+            const descriptions = $('.artikal_detaljniopis_tekst');
+            const latLngRe = /LatLng\(([0-9]+\.[0-9]+)\,\s+([0-9]+\.[0-9]+)\)/g;
+            const imgRe = /href":("[^"]*")/g;
+            const matches = latLngRe.exec(body);
+            let lng = '',
+                lat = '';
+            const parsePrice = (price) => parseFloat(price.replace(".", ""))
+
+            if (matches && matches.length >= 3) {
+                lat = matches[1];
+                lng = matches[2];
+            }
+
+            const parsedPrice = parsePrice(price);
+
+            const locationArray = location.split(",");
+            const region = locationArray[0];
+            const municipality = locationArray[1];
+
+            const data = {
+                realEstateType: this.getCategoryId(realEstateType),
+                email: this.olxUrl.email,
+                uuid: this.olxUrl.uuid,
+                olxId: olxId,
+                url: this.olxUrl.url,
+                title,
+                price: isNaN(parsedPrice) ? 0 : parsedPrice,
+                size: parseFloat(size),
+                gardenSize: isNaN(parseFloat(gardenSize)) ? 0 : parseFloat(gardenSize),
+                address,
+                region,
+                municipality,
+                time,
+                shortDescription: descriptions.first().text(),
+                longDescription: descriptions.last().text(),
+                lat,
+                lng,
+                loc: [parseFloat(lat), parseFloat(lng)],
+            };
+
+            return data;
+        } catch (e) {
+            console.error('Exception caught: ' + e.message);
+        }
+
+        return null;
+    }
+
+    getCategoryId(category) {
+
+        switch (category) {
+            case 'Stanovi':
+                return 'stan';
+
+            case 'Vikendice':
+                return 'vikendica'
+
+            case 'Kuće':
+                return 'kuca';
+
+            default:
+                return '';
+        }
+    }
+}
+

app/helpers/db/dbHelper.js

@@ -1,15 +1,69 @@
 const db = require('../../models/index');
 
-// TODO Fetch only subscribed realestate requests
+/**
+ * Find all subscribed RealEstateRequests 
+ */
 const allRERequest = async () => {
-  return await db.RealEstateRequest.findAll();
+    return await db.RealEstateRequest.findAll({
+        where: {
+            subscribed: true
+        }
+      });
 }
 
-const findPointInsideBoundingBox = async (latLng) => {
-  return await db.sequelize.query("SELECT * FROM \"RealEstateRequests\" WHERE ST_Contains(\"RealEstateRequests\".bounding_box, ST_GEOMFROMTEXT(\'POINT (" + latLng[0] + " " + latLng[1]+ ")\'))");
+/**
+ * Find all subscribed RealEstateRequests by UUID
+ */
+const allRERequestByUiid = async (requestArray) => {
+
+  const Op = db.Sequelize.Op;
+  return await db.RealEstateRequest.findAll({
+      where: {
+          subscribed: true,
+          [Op.or]: requestArray
+      }
+    });
+}
+
+/**
+ * Find all , or all depending on notified bolean marketalerts, and order them by email
+ * 
+ * @param fechAll bolean
+ * @param notified bolean
+ * 
+ * @returns array of MarketAlerts
+ */
+const allMarketAlerts = async (fetchAll, notified) => {
+
+    let queryObject = {
+        order: [
+            ['email', 'DESC'],
+        ]
+    }
+
+    if (!fetchAll){
+        queryObject.where = {
+            notified: notified
+        }
+    }
+
+    return await db.MarketAlert.findAll(queryObject);
+  }
+  
+/**
+ * Find all unnotified marketalerts 
+ *  @param latLng array
+ *  @param email string
+ * 
+ * @returns array of MarketAlerts
+ */
+const findPointInsideBoundingBox = async (latLng, email) => {
+  return await db.sequelize.query(`SELECT * FROM "RealEstateRequests" WHERE email = '${email}' AND subscribed = true AND ST_Contains("RealEstateRequests".bounding_box, ST_GEOMFROMTEXT('POINT (${latLng[0]} ${latLng[1]})'))`);
 }
 
 module.exports = {
   allRERequest,
+  allMarketAlerts,
+  allRERequestByUiid,
   findPointInsideBoundingBox
 };

app/helpers/url.js

@@ -7,17 +7,6 @@ const currentRERequest = async (req) => {
   const request = await db.RealEstateRequest.findOne({ where: {uniqueId} });
   return request;
 };
-// TODO Fetch only subscribed realestate requests
-const allRERequest = async () => {
-  return await db.RealEstateRequest.findAll();
-}
-
-const findPointInsideBoundingBox = async (latLng) => {
-  return await db.sequelize.query("SELECT * FROM \"RealEstateRequests\" WHERE ST_Contains(\"RealEstateRequests\".bounding_box, ST_GEOMFROMTEXT(\'POINT (" + latLng[0] + " " + latLng[1]+ ")\'))");
-}
-
 module.exports = {
   currentRERequest,
-  allRERequest,
-  findPointInsideBoundingBox
 };

app/migrations/20190625120813-add-notification-sent-boolean-marketalerts.js

@@ -0,0 +1,20 @@
+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.addColumn(
+        'MarketAlerts',
+        'notified',
+        {
+          type: Sequelize.BOOLEAN
+        }
+    );
+  },
+
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.removeColumn(
+        'MarketAlerts',
+        'notified'
+    );
+  }
+};

app/migrations/20190628165512-add-title-to-marketalerts.js

@@ -0,0 +1,20 @@
+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.addColumn(
+        'MarketAlerts',
+        'title',
+        {
+          type: Sequelize.STRING
+        }
+    );
+  },
+
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.removeColumn(
+        'MarketAlerts',
+        'title'
+    );
+  }
+};

app/migrations/20190702132143-add-RREquet-uuid-to-marketalerts.js

@@ -0,0 +1,20 @@
+'use strict';
+
+module.exports = {
+  up: (queryInterface, Sequelize) => {
+    return queryInterface.addColumn(
+        'MarketAlerts',
+        'request',
+        {
+          type: Sequelize.STRING
+        }
+    );
+  },
+
+  down: (queryInterface, Sequelize) => {
+    return queryInterface.removeColumn(
+        'MarketAlerts',
+        'request'
+    );
+  }
+};

app/models/marketalert.js

@@ -11,6 +11,9 @@ module.exports = (sequelize, DataTypes) => {
     municipality : DataTypes.STRING,
     region : DataTypes.STRING,
     realEstateType : DataTypes.STRING,
+    notified : DataTypes.BOOLEAN,
+    title : DataTypes.STRING,
+    request: DataTypes.STRING,
     
     email: { 
       type: DataTypes.STRING,

app/services/crawlerService.js

@@ -2,6 +2,7 @@
 const Promise = require("bluebird");
 const OlxCrawler = require("../helpers/crawlers/olxClawler");
 const db = require("../models/index");
+const { allMarketAlerts } = require('../helpers/db/dbHelper');
 
 const olxCrawler = new OlxCrawler(1, 2, 3);
 
@@ -10,14 +11,31 @@ const crawlers = [
 ];
 
 async function crawlAll() {
+    console.log("CRAWLER SERVICE: crawlAll");
 
-    Promise.map(crawlers, function (crawler) {
+    return Promise.map(crawlers, function (crawler) {
         return crawler.crawl();
     }).then(async (results) => {
 
         try {
 
-            const marketAlertsFromDb = await db.MarketAlert.findAll();
+            const marketAlertsFromDb = await allMarketAlerts(true);
+            const hrefs = [];
+            const subscribedMakretAlerts = marketAlertsFromDb.filter(marketAlert => {
+                return marketAlert.subscribed;
+            });
+            marketAlertsFromDb.map(marketAlert => {
+                if (hrefs[marketAlert.request] === undefined) {
+                    hrefs[marketAlert.request] = [] 
+                }
+
+                hrefs[marketAlert.request].push(marketAlert.url);
+            })
+
+            global.hrefs = hrefs;
+            console.log(global.hrefs);
+            
+            console.log("CRAWLER SERVICE: number of existing MarketAlerts from db: " + subscribedMakretAlerts.length);
 
             const marketAlerts = [];
             const mergedResults = [].concat.apply([], results);
@@ -30,26 +48,32 @@ async function crawlAll() {
                     size: result.size,
                     price: result.price,
                     email: result.email,
+                    request: result.uuid,
                     // lastDate: DataTypes.STRING,
                     municipality: result.municipality,
                     region: result.region,
                     gardenSize: isNaN(result.gardenSize) ? 0 : result.gardenSize,
-                    realEstateType: result.realEstateType
+                    realEstateType: result.realEstateType,
+                    title: result.title,
+                    notified: false
                 })
             }
+            console.log("CRAWLER SERVICE: Number of crawler results: " + marketAlerts.length);
+
             try {
-                console.log(marketAlerts);
-                const filteredMarketAlerts =  marketAlerts.filter((elem) => !marketAlertsFromDb.find(({ url }) => elem.url === url));
+
+                const filteredMarketAlerts = marketAlerts.filter((elem) => !subscribedMakretAlerts.find(({ url }) => elem.url === url));
+                console.log("CRAWLER SERVICE: Number of new crawler results: " + filteredMarketAlerts.length);
+
                 await db.MarketAlert.bulkCreate(filteredMarketAlerts);
-                process.exit()
+
             } catch (e) {
-                console.log("Could not bulkCreate marketalers reason: ", e);
+                console.log("CRAWLER SERVICE: Could not bulkCreate marketalers reason: ", e);
             }
         } catch (e) {
-            console.log("Error crawling. Trying next crawler! ", e);
+            console.log("CRAWLER SERVICE: Error crawling. Trying next crawler! ", e);
         }
     })
 };
-
-crawlAll();
-
+module.exports = crawlAll;
+// crawlAll();

app/services/notificationService.js

@@ -0,0 +1,29 @@
+
+const db = require("../models/index");
+const { allMarketAlerts } = require('../helpers/db/dbHelper');
+const { createMarketAlertEmailTemplate, sendBulkEmail } = require('../helpers/awsEmail');
+
+
+async function processNotifications() {
+
+    try {
+        const marketAlerts = await allMarketAlerts(false, false);
+        console.log(marketAlerts.length)
+        await createMarketAlertEmailTemplate();
+        if (marketAlerts.length > 0) {
+            console.log("NOTIFICATION SERVICE: Number of new alerts: " + marketAlerts.length)
+            await sendBulkEmail(marketAlerts);
+        } else {
+            console.log("NOTIFICATION SERVICE: No new alerts");
+        }
+
+        await db.MarketAlert.update(
+            { notified: true }, /* set attributes' value */
+            { where: { notified: false } } /* where criteria */
+        );
+    } catch (e) {
+        console.log("NOTIFICATION SERVICE: could not send notifications reason: ", e);
+    }
+}
+
+module.exports = processNotifications;

index.js

@@ -10,6 +10,9 @@ const { getQuerySubmit, postQuerySubmit } = require('./app/controllers/querySubm
 const { getGoAgain } = require('./app/controllers/goAgain');
 const { getNeighborhood, postNeighborhood } = require('./app/controllers/neighborhoodMap');
 const { getUnsubscribe } = require('./app/controllers/unsubscribe');
+const schedule = require('node-schedule');
+const crawlAll = require('./app/services/crawlerService')
+const processNotifications = require('./app/services/notificationService')
 
 let express = require("express");
 const path = require("path");
@@ -116,6 +119,25 @@ app.post("/api/payforalert", (req, res) => {
   });
 });
 
+var runServices = async () => {
+
+  
+}
+
+runServices();
+
+var rule = new schedule.RecurrenceRule();
+  rule.seccond = 1;
+  schedule.scheduleJob(rule, async function () {
+    console.log(new Date(), 'Crawler service started');
+    await crawlAll();
+    console.log(new Date(), 'Crawler service finished, starting Notification service');
+    await processNotifications();
+    console.log(new Date(), 'Notification service finished');
+  });
+
+
+
 app.get('/', welcome);
 app.get('/vrstanekretnine/:request_id', getRealEstateTypes);
 app.get('/vrstanekretnine', getRealEstateTypes);

package-lock.json

@@ -559,13 +559,38 @@
       }
     },
     "cliui": {
-      "version": "4.1.0",
-      "resolved": "https://registry.npmjs.org/cliui/-/cliui-4.1.0.tgz",
-      "integrity": "sha512-4FG+RSG9DL7uEwRUZXZn3SS34DiDPfzP0VOiEwtUWlE+AR2EIg+hSyvrIgUUfhdgR/UkAeW2QHgeP+hWrXs7jQ==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
+      "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
       "requires": {
-        "string-width": "^2.1.1",
-        "strip-ansi": "^4.0.0",
-        "wrap-ansi": "^2.0.0"
+        "string-width": "^3.1.0",
+        "strip-ansi": "^5.2.0",
+        "wrap-ansi": "^5.1.0"
+      },
+      "dependencies": {
+        "ansi-regex": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-4.1.0.tgz",
+          "integrity": "sha512-1apePfXM1UOSqw0o9IiFAovVz9M5S1Dg+4TrDwfMewQ6p/rmMueb7tWZjQ1rx4Loy1ArBggoqGpfqqdI4rondg=="
+        },
+        "string-width": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
+          "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
+          "requires": {
+            "emoji-regex": "^7.0.1",
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+          "requires": {
+            "ansi-regex": "^4.1.0"
+          }
+        }
       }
     },
     "cls-bluebird": {
@@ -577,11 +602,6 @@
         "shimmer": "^1.1.0"
       }
     },
-    "code-point-at": {
-      "version": "1.1.0",
-      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
-      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
-    },
     "collection-visit": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/collection-visit/-/collection-visit-1.0.0.tgz",
@@ -701,9 +721,9 @@
       "dev": true
     },
     "core-js": {
-      "version": "2.6.5",
-      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.5.tgz",
-      "integrity": "sha512-klh/kDpwX8hryYL14M9w/xei6vrv6sE8gTHDG7/T/+SEovB/G4ejwcfE/CBzO6Edsu+OETZMZ3wcX/EjUkrl5A=="
+      "version": "2.6.9",
+      "resolved": "https://registry.npmjs.org/core-js/-/core-js-2.6.9.tgz",
+      "integrity": "sha512-HOpZf6eXmnl7la+cUdMnLvUxKNqLUzJvgIziQ0DiF3JwSImNphIqdGqzj6hIKyX04MmV0poclQ7+wjWvxQyR2A=="
     },
     "core-util-is": {
       "version": "1.0.2",
@@ -719,6 +739,15 @@
         "capture-stack-trace": "^1.0.0"
       }
     },
+    "cron-parser": {
+      "version": "2.12.0",
+      "resolved": "https://registry.npmjs.org/cron-parser/-/cron-parser-2.12.0.tgz",
+      "integrity": "sha512-1GU6CQJ6gT9XDEGeTuzfhZgFMf82BSs3ihFA3i2wr4qGKJLhO1kOvaIF9biIo39CaPgzZ17U8FgYxRv/+UR50A==",
+      "requires": {
+        "is-nan": "^1.2.1",
+        "moment-timezone": "^0.5.25"
+      }
+    },
     "cross-spawn": {
       "version": "6.0.5",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-6.0.5.tgz",
@@ -754,11 +783,12 @@
       "integrity": "sha512-a+EPoD+uZiNfh+5fxw2nO9QwFa6nJe2Or35fGY6Ipw1R3R4AGz1d1TEZrCegvw2YTmZ0jXirGYlzxxpYSHwpEg=="
     },
     "d": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/d/-/d-1.0.0.tgz",
-      "integrity": "sha1-dUu1v+VUUdpppYuU1F9MWwRi1Y8=",
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/d/-/d-1.0.1.tgz",
+      "integrity": "sha512-m62ShEObQ39CfralilEQRjH6oAMtNCV1xJyEx5LpRYUVN+EviphDgUc/F3hnYbADmkiNs67Y+3ylmlG7Lnu+FA==",
       "requires": {
-        "es5-ext": "^0.10.9"
+        "es5-ext": "^0.10.50",
+        "type": "^1.0.1"
       }
     },
     "dashdash": {
@@ -799,6 +829,14 @@
       "resolved": "https://registry.npmjs.org/deepmerge/-/deepmerge-2.2.1.tgz",
       "integrity": "sha512-R9hc1Xa/NOBi9WRVUWg19rl1UB7Tt4kuPd+thNJgFZoxXsTz7ncaPaeIm+40oSGuP33DfMb4sZt1QIGiJzC4EA=="
     },
+    "define-properties": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/define-properties/-/define-properties-1.1.3.tgz",
+      "integrity": "sha512-3MqfYKj2lLzdMSf8ZIZE/V+Zuy+BgD6f164e8K2w7dgnpKArBDerGYpM46IYYcjnkdPNMjPk9A6VFB8+3SKlXQ==",
+      "requires": {
+        "object-keys": "^1.0.12"
+      }
+    },
     "define-property": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/define-property/-/define-property-2.0.2.tgz",
@@ -941,6 +979,11 @@
       "resolved": "https://registry.npmjs.org/ejs/-/ejs-2.6.1.tgz",
       "integrity": "sha512-0xy4A/twfrRCnkhfk8ErDi5DqdAsAqeGxht4xkCUrsvhhbQNs7E+4jV0CN7+NKIY0aHE72+XvqtBIXzD31ZbXQ=="
     },
+    "emoji-regex": {
+      "version": "7.0.3",
+      "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
+      "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA=="
+    },
     "encodeurl": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/encodeurl/-/encodeurl-1.0.2.tgz",
@@ -960,9 +1003,9 @@
       "integrity": "sha512-f2LZMYl1Fzu7YSBKg+RoROelpOaNrcGmE9AZubeDfrCEia483oW4MI4VyFd5VNHIgQ/7qm1I0wUHK1eJnn2y2w=="
     },
     "es5-ext": {
-      "version": "0.10.49",
-      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.49.tgz",
-      "integrity": "sha512-3NMEhi57E31qdzmYp2jwRArIUsj1HI/RxbQ4bgnSB+AIKIxsAmTiK83bYMifIcpWvEc3P1X30DhUKOqEtF/kvg==",
+      "version": "0.10.50",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.50.tgz",
+      "integrity": "sha512-KMzZTPBkeQV/JcSQhI5/z6d9VWJ3EnQ194USTUwIYZ2ZbpN8+SGXQKt1h68EX44+qt+Fzr8DO17vnxrw7c3agw==",
       "requires": {
         "es6-iterator": "~2.0.3",
         "es6-symbol": "~3.1.1",
@@ -989,13 +1032,13 @@
       }
     },
     "es6-weak-map": {
-      "version": "2.0.2",
-      "resolved": "https://registry.npmjs.org/es6-weak-map/-/es6-weak-map-2.0.2.tgz",
-      "integrity": "sha1-XjqzIlH/0VOKH45f+hNXdy+S2W8=",
+      "version": "2.0.3",
+      "resolved": "https://registry.npmjs.org/es6-weak-map/-/es6-weak-map-2.0.3.tgz",
+      "integrity": "sha512-p5um32HOTO1kP+w7PRnB+5lQ43Z6muuMuIMffvDN8ZB4GcnjLBV6zGStpbASIMk4DCAvEaamhe2zhyCb/QXXsA==",
       "requires": {
         "d": "1",
-        "es5-ext": "^0.10.14",
-        "es6-iterator": "^2.0.1",
+        "es5-ext": "^0.10.46",
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+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^5.1.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "5.2.0",
+          "resolved": "https://registry.npmjs.org/strip-ansi/-/strip-ansi-5.2.0.tgz",
+          "integrity": "sha512-DuRs1gKbBqsMKIZlrffwlug8MHkcnpjs5VPmL1PAh+mA30U0DTotfDZ0d2UUsXpPmPmMMJ6W773MaA3J+lbiWA==",
+          "requires": {
+            "ansi-regex": "^4.1.0"
+          }
+        }
       }
     },
     "yargs-parser": {
-      "version": "11.1.1",
-      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
-      "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
+      "version": "13.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.1.tgz",
+      "integrity": "sha512-oVAVsHz6uFrg3XQheFII8ESO2ssAf9luWuAd6Wexsu4F3OtIW0o8IribPXYrD4WC24LWtPrJlGy87y5udK+dxQ==",
       "requires": {
         "camelcase": "^5.0.0",
         "decamelize": "^1.2.0"

package.json

@@ -7,7 +7,6 @@
     "test": "echo \"Error: no test specified\" && exit 1",
     "start": "node ./index.js",
     "start-mon": "nodemon ./index.js",
-    "scheduler": "node ./app/services/crawlerService.js",
     "migrate": "cd app && npx sequelize db:migrate",
     "setup": "docker build -t marketalerts .  && docker run -e POSTGRES_USER=docker -e POSTGRES_PASSWORD=docker -e POSTGRES_DB=marketalerts --name pg_marketalerts -d -p 5432:5432 marketalerts && sleep 4 && npm run migrate",
     "docker-start": "docker start pg_marketalerts",
@@ -35,10 +34,11 @@
     "express-ejs-layouts": "^2.5.0",
     "express-layout": "^0.1.0",
     "node-fetch": "^2.3.0",
+    "node-schedule": "^1.3.2",
     "pg": "^7.10.0",
     "react-step-wizard": "^5.1.0",
     "sequelize": "^4.43.2",
-    "sequelize-cli": "^5.4.0"
+    "sequelize-cli": "^5.5.0"
   },
   "devDependencies": {
     "nodemon": "^1.19.0"