130 lines
4.7 KiB
JavaScript
130 lines
4.7 KiB
JavaScript
/* Imports */
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import axios from "axios"
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import fs from "fs"
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import { calculateStars } from "./stars.js"
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/* Definitions */
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let endpointPolitics = `https://ss-aka-ori.ladbrokes.com/openbet-ssviewer/Drilldown/2.31/EventToOutcomeForClass/302,301,300?simpleFilter=event.siteChannels:contains:M&simpleFilter=event.eventSortCode:intersects:TNMT,TR01,TR02,TR03,TR04,TR05,TR06,TR07,TR08,TR09,TR10,TR11,TR12,TR13,TR14,TR15,TR16,TR17,TR18,TR19,TR20&simpleFilter=event.suspendAtTime:greaterThan:${new Date().toISOString()}.000Z&limitRecords=outcome:1&limitRecords=market:1&translationLang=en&responseFormat=json&prune=event&prune=market`
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let enpointDrillDown = (id) => `https://ss-aka-ori.ladbrokes.com/openbet-ssviewer/Drilldown/2.31/EventToOutcomeForEvent/${id}?&translationLang=en&responseFormat=json`
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// <header class="header-dropdown header-dropdown--large -expanded" data-id="
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/* Support functions */
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async function fetchUrl(url){
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let response = await axios(url, {
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"credentials": "include",
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"headers": {
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"User-Agent": "Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:86.0) Gecko/20100101 Firefox/86.0",
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"Accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8",
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"Accept-Language": "en-US,en;q=0.5",
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"Upgrade-Insecure-Requests": "1",
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"Cache-Control": "max-age=0"
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},
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"method": "GET",
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"mode": "cors"
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}).then(response => response.data)
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return response
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}
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let processResults = async (json) => {
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let results = []
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let children = json.SSResponse.children
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children.pop()
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let ids = children.map(child => child.event.id)
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let markets = []
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for(let id of ids){
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let marketsContainer = await fetchUrl(enpointDrillDown(id))
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let marketsObj = marketsContainer.SSResponse.children[0].event
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let newMarkets = marketsObj.children
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newMarkets = newMarkets.map(market => ({...market.market, parent: marketsObj.name}))
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markets.push(...newMarkets)
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}
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let normalMarkets = markets.filter(market => !market.name.includes("Specials"))
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//console.log(normalMarkets)
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for(let normalMarket of normalMarkets){
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let title = normalMarket.parent + ": " + normalMarket.name
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title = title.replace("Boris Johnson Specials", "Boris Johnson") // small kludge
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let options = normalMarket.children.map(child => {
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let name = child.outcome.name
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let priceData = child.outcome.children[0].price
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let priceDecimal = Number(priceData.priceDec)
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let probability = 1/priceDecimal
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let option = ({
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"name":name,
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"probability": probability,
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"type": "PROBABILITY"
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})
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return option
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})
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// normalize probabilities
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let totalValue = options
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.map(element => Number(element.probability))
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.reduce((a, b) => (a + b), 0)
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options = options.map(element => ({
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...element,
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probability: Number(element.probability) / totalValue
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}))
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// Filter very unlikely probabilities: Not here, but on the front end
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// options = options.filter(element => element.probability > 0.02)
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let obj = ({
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"title": title,
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"url": "https://sports.ladbrokes.com/sport/politics/outrights",
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"platform": "Ladbrokes",
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"options": options,
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"stars": calculateStars("Ladbrokes", ({}))
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})
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results.push(obj)
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}
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let specialMarkets = markets.filter(market => market.name.includes("Specials"))
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for(let specialMarket of specialMarkets){
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//let title = specialMarket.parent + ": " + specialMarket.name
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//console.log(title)
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specialMarket.children.forEach(child => {
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let name = specialMarket.parent.includes("Specials")? child.outcome.name : specialMarket.parent + ": " + child.outcome.name
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name = name.replace("Boris Johnson Specials", "Boris Johnson") // small kludge
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let priceData = child.outcome.children[0].price
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let priceDecimal = Number(priceData.priceDec)
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let probability = 1/priceDecimal
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let obj = ({
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"title": name,
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"url": "https://sports.ladbrokes.com/sport/politics/outrights",
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"platform": "LadBrokes",
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"options": [
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{
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"name": "Yes",
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"probability": probability,
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"type": "PROBABILITY"
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},
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{
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"name": "No",
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"probability": 1 - probability,
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"type": "PROBABILITY"
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}
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],
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"stars": calculateStars("Ladbrokes", ({}))
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})
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results.push(obj)
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})
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}
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return results
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}
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/* Body */
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export async function ladbrokes() {
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let response = await fetchUrl(endpointPolitics)
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let results = await processResults(response)
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console.log(results)
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let string = JSON.stringify(results, null, 2)
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fs.writeFileSync('./data/ladbrokes-questions.json', string);
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console.log("Done")
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}
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//ladbrokes()
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