feat: save insight prediction changes
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@ -5,11 +5,161 @@ import {FetchedQuestion, Platform} from ".";
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/* Definitions */
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const platformName = "insight";
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const marketsEnpoint = "https://insightprediction.com/api/markets";
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const marketsEnpoint = "https://insightprediction.com/api/markets?orderBy=is_resolved&sortedBy=asc";
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const getMarketEndpoint = (id : number) => `https://insightprediction.com/api/markets/${id}`;
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/* Support functions */
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async function fetchPage(bearer: string, pageNum: number) {
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let pageUrl = `${marketsEnpoint}&page=${pageNum}`
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console.log(`Fetching page #${pageNum}: ${pageUrl}`)
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const response = await axios({
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url: pageUrl, // &orderBy=is_resolved&sortedBy=desc`,
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method: "GET",
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headers: {
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"Content-Type": "application/json",
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Accept: "application/json",
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Authorization: `Bearer ${bearer}`
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}
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}).then((res) => res.data);
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// console.log(response);
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return response;
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}
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async function fetchMarket(bearer: string, marketId: number) {
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const response = await axios({
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url: getMarketEndpoint(marketId),
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method: "GET",
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headers: {
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"Content-Type": "application/json",
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Accept: "application/json",
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Authorization: `Bearer ${bearer}`
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}
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}).then((res) => res.data);
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// console.log(response)
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return response;
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}
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const excludeMarketFromTitle = (title : any) => {
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if (!!title) {
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return title.includes(" vs ") || title.includes(" Over: ")
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} else {
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return true
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}
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}
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const isObject = (x : any) => {
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return typeof x === 'object' && !Array.isArray(x) && x !== null
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}
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const isObjectNotEmpty = (x : any) => isObject(x) && Object.keys(x).length != 0
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const hasActiveYesNoOrderBook = (orderbook : any) => {
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if (!!orderbook) {
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let yes = orderbook.yes && orderbook.yes.buy && Array.isArray(orderbook.yes.buy) && orderbook.yes.buy.length != 0 && orderbook.yes.buy[0].price && orderbook.yes.sell && Array.isArray(orderbook.yes.sell) && orderbook.yes.sell.length != 0 && orderbook.yes.sell[0].price
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let no = orderbook.no && orderbook.no.buy && Array.isArray(orderbook.no.buy) && orderbook.no.buy.length != 0 && orderbook.no.buy[0].price && orderbook.no.sell && Array.isArray(orderbook.no.sell) && orderbook.no.sell.length != 0 && orderbook.no.sell[0].price
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return isObjectNotEmpty(yes) && isObjectNotEmpty(no)
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} else {
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return false
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}
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}
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const isBinaryQuestion = (data : any) => Array.isArray(data) && data.length == 1
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const geomMean = (a : number, b : number) => Math.sqrt(a * b)
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const processMarket = (market : any) => {
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let hasData = !!market && !!market.answer && !!market.answer.data
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if (hasData) {
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let data = market.answer.data
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if (isBinaryQuestion(data)) {
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let orderbook = data[0].orderbook
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if (!! orderbook && hasActiveYesNoOrderBook(orderbook)) {
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let yes_min_cents = orderbook.yes.buy[0].price
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let yes_max_cents = orderbook.yes.sell[0].price
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let yes_min = Number(yes_min_cents.slice(0, -1))
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let yes_max = Number(yes_max_cents.slice(0, -1))
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let yes_price_orderbook = geomMean(yes_min, yes_max)
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let latest_yes_price = data[0].latest_yes_price
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let yes_probability = latest_yes_price ? geomMean(latest_yes_price, yes_price_orderbook) : yes_price_orderbook
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const id = `${platformName}-${
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data.id
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}`;
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const probability = yes_probability / 100;
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const options: FetchedQuestion["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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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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const result: FetchedQuestion = {
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id,
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title: data.title,
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url: data.urls,
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description: data.rules || "",
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options,
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qualityindicators: {
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trade_volume: data.volume
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}
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};
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return result;
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} else {
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return null
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}
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} else { // non binary question
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return null // for now
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}
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} else {
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return null
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}
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}
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async function fetchAllMarkets(bearer: string) {
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let pageNum = 122
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let markets = []
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let categories = []
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let isEnd = false
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while (! isEnd) {
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let page = await fetchPage(bearer, pageNum)
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// console.log(JSON.stringify(page, null, 2))
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let data = page.data
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if (!! data && Array.isArray(data) && data.length > 0) {
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let lastMarket = data[data.length - 1]
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let isLastMarketResolved = lastMarket.is_resolved
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if (isLastMarketResolved == true) {
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isEnd = true
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}
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let newMarkets = data.filter(market => !market.is_resolved && !market.is_expired && ! excludeMarketFromTitle(market.title))
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for (let initMarketData of newMarkets) {
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let fullMarketDataResponse = await fetchMarket(bearer, initMarketData.id)
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let fullMarketData = fullMarketDataResponse.data
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let processedMarketData = processMarket(fullMarketData)
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let title = fullMarketData.title
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console.log(`Adding: ${title}`)
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console.group()
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console.log(JSON.stringify(processedMarketData, null, 2))
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console.groupEnd()
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markets.push(processedMarketData)
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let category = fullMarketData.category
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categories.push(category)
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}
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} else {
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isEnd = true
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} pageNum = pageNum + 1
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}
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console.log(markets)
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console.log(categories)
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}
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/*
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async function fetchQuestionStats(bearer : string, marketId : number) {
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const response = await axios({
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@ -25,19 +175,7 @@ async function fetchQuestionStats(bearer : string, marketId : number) {
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return response;
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}
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async function fetchPage(bearer : string, pageNum : number) {
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const response = await axios({
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url: `${marketsEnpoint}?page=${pageNum}`, // &orderBy=is_resolved&sortedBy=desc`,
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method: "GET",
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headers: {
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"Content-Type": "application/json",
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Accept: "application/json",
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Authorization: `Bearer ${bearer}`
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}
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}).then((res) => res.data);
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// console.log(response);
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return response;
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}
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async function fetchData(bearer : string) {
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let pageNum = 1;
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@ -112,7 +250,6 @@ async function processPredictions(predictions : any[]) {
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return results; // resultsProcessed
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}
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*/
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/* Body */
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export const insight: Platform = {
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name: platformName,
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@ -121,8 +258,12 @@ export const insight: Platform = {
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version: "v1",
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async fetcher() {
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let bearer = process.env.INSIGHT_BEARER;
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// let data = await fetchData(bearer);
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// console.log(data);
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if (!! bearer) {
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let data = await fetchAllMarkets(bearer);
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console.log(data);
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} else {
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throw Error("No INSIGHT_BEARER available in environment")
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}
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let results: FetchedQuestion[] = []; // await processPredictions(data); // somehow needed
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return results;
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},
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