Filter data by geolocation now sets hasLocation boolean instead of excluding results

This commit is contained in:
Nedim Uka
2019-07-10 15:21:46 +02:00
parent 5829de64e0
commit 33f9e37d93
5 changed files with 64 additions and 20 deletions

View File

@@ -45,7 +45,12 @@ module.exports = class OlxCrawler {
if (finalResult.lat !== undefined && finalResult.lat !== null && finalResult.lat !== "") {
const pointInsideBoundingBox = await findPointInsideBoundingBox([finalResult.lng, finalResult.lat], finalResult.email);
if (pointInsideBoundingBox[0].length !== 0) {
finalResult.hasLocation = true
filteredResults.push(finalResult);
} else {
finalResult.hasLocation = false
filteredResults.push(finalResult);
}
}
@@ -270,6 +275,16 @@ class Indexer {
if (this.olxUrl.url === undefined) {
return {}
}
if (global.hrefs) {
if (global.hrefs[this.olxUrl.uuid] && global.hrefs[this.olxUrl.uuid].includes(this.olxUrl.url)) {
console.log("We found duplicate URL");
return null
}
}
const res = await fetch(this.olxUrl.url);
const body = await res.text();
const $ = cheerio.load(body);

View File

@@ -26,7 +26,7 @@ const allRERequestByUiid = async (requestArray) => {
}
/**
* Find all , or all depending on notified bolean marketalerts, and order them by email
* Find all , or all depending on notified bolean marketalerts, that the hasLocation is true, and order them by email
*
* @param fechAll bolean
* @param notified bolean
@@ -43,7 +43,8 @@ const allMarketAlerts = async (fetchAll, notified) => {
if (!fetchAll){
queryObject.where = {
notified: notified
notified: notified,
hasLocation: true
}
}

View File

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

View File

@@ -14,6 +14,7 @@ module.exports = (sequelize, DataTypes) => {
notified : DataTypes.BOOLEAN,
title : DataTypes.STRING,
request: DataTypes.STRING,
hasLocation: DataTypes.BOOLEAN,
email: {
type: DataTypes.STRING,

View File

@@ -13,29 +13,35 @@ const crawlers = [
async function crawlAll() {
console.log("CRAWLER SERVICE: crawlAll");
try {
const marketAlertsFromDb = await allMarketAlerts(true);
const hrefs = [];
marketAlertsFromDb.map(marketAlert => {
if (hrefs[marketAlert.request] === undefined) {
hrefs[marketAlert.request] = []
}
hrefs[marketAlert.request].push(marketAlert.url);
})
global.hrefs = hrefs;
console.log("CRAWLER SERVICE: GLOBAL HREFS");
console.log(global.hrefs);
} catch (e) {
console.error("CRAWLER SERVICE:could not fetch marketalerts ", e);
}
return Promise.map(crawlers, function (crawler) {
return crawler.crawl();
}).then(async (results) => {
try {
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] = []
}
const marketAlertsFromDb = await allMarketAlerts(false, true);
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);
console.log("CRAWLER SERVICE: number of existing MarketAlerts from db: " + marketAlertsFromDb.length);
const marketAlerts = [];
const mergedResults = [].concat.apply([], results);
@@ -55,14 +61,15 @@ async function crawlAll() {
gardenSize: isNaN(result.gardenSize) ? 0 : result.gardenSize,
realEstateType: result.realEstateType,
title: result.title,
notified: false
notified: false,
hasLocation: result.hasLocation
})
}
console.log("CRAWLER SERVICE: Number of crawler results: " + marketAlerts.length);
try {
const filteredMarketAlerts = marketAlerts.filter((elem) => !subscribedMakretAlerts.find(({ url }) => elem.url === url));
const filteredMarketAlerts = marketAlerts.filter((elem) => !marketAlertsFromDb.find(({ url }) => elem.url === url));
console.log("CRAWLER SERVICE: Number of new crawler results: " + filteredMarketAlerts.length);
await db.MarketAlert.bulkCreate(filteredMarketAlerts);