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231const { fullLists, PuppeteerBlocker } = require("@cliqz/adblocker-puppeteer");
const puppeteer = require("puppeteer");
const config = require("./config");
const fs = require("fs");
const fetch = require("node-fetch");
const csv = require("csv-parser");
const { Readable } = require("stream");
const modelTeamToCbs = {
MIA: "Dolphins",
BUF: "Bills",
GB: "Packers",
CLE: "Browns",
NO: "Saints",
SEA: "Seahawks",
NYJ: "Jets",
TB: "Buccaneers",
DET: "Lions",
BAL: "Ravens",
KC: "Chiefs",
NYG: "Giants",
LV: "Raiders",
WAS: "Commanders",
ATL: "Falcons",
CAR: "Panthers",
LAR: "Rams",
PHI: "Eagles",
IND: "Colts",
TEN: "Titans",
CIN: "Bengals",
MIN: "Vikings",
DEN: "Broncos",
LAC: "Chargers",
PIT: "Steelers",
NE: "Patriots",
HOU: "Texans",
JAX: "Jaguars",
DAL: "Cowboys",
CHI: "Bears",
ARI: "Cardinals",
SF: "49ers",
};
(async () => {
const blocker = await PuppeteerBlocker.fromLists(fetch, fullLists);
const browser = await puppeteer.launch({ headless: config.headless });
const pages = await browser.pages();
let page = pages[0];
await page.exposeFunction("fte2cbs_log", (...args) => console.log(...args));
page.setDefaultNavigationTimeout(120 * 1000);
await blocker.enableBlockingInPage(page);
// Grab predictions
let modelData = await downloadModelData();
let modelSpreads = getModelSpreads(modelData);
// Login
console.log("Logging into CBS");
await page.goto(config.cbs_login_url);
await page.type("#name", config.cbs_userid);
await page.type("input[name=password]", config.cbs_password);
await page.click("button[type=submit]");
await page.waitForNavigation();
// Make Picks
console.log("Making Picks");
await page.goto(config.cbs_make_picks_url);
let cbsSpreads = await extractSpreadsSimple(page);
for (var i = 0; i < cbsSpreads.length; i++) {
const cbsSpread = cbsSpreads[i];
const modelSpread = modelSpreads.find(
(model) => model.away === cbsSpread.away && model.home === cbsSpread.home
);
if (!modelSpread) {
console.log("Could not find model spread for ", cbsSpread, modelSpread);
}
const awayDiff = modelSpread.awaySpread - cbsSpread.awaySpread;
const absDiff = Math.abs(awayDiff);
if (awayDiff < 0) {
console.log(
`Model predicts diff of ${absDiff} for away team (${modelSpread.away})`
);
await clickIfNotSelected(page, cbsSpread.awayButtonSelector);
} else if (awayDiff > 0) {
console.log(
`Model predicts diff of ${absDiff} for home team (${modelSpread.home})`
);
await clickIfNotSelected(page, cbsSpread.homeButtonSelector);
} else {
if (Math.random() < 0.5) {
console.log(
`Model predicts same outcome. Rolled dice for (${modelSpread.away})`
);
await clickIfNotSelected(page, cbsSpread.awayButtonSelector);
} else {
console.log(
`Model predicts same outcome. Rolled dice for (${modelSpread.home})`
);
await clickIfNotSelected(page, cbsSpread.homeButtonSelector);
}
}
await page.waitForTimeout(500);
}
console.log("Submitting");
await page.click("button[data-testid='save-picks-btn']");
if (config.headless || config.autoclose) {
process.exit(0);
}
})();
async function downloadModelData() {
const csvUrl =
"https://raw.githubusercontent.com/greerreNFL/nfelo/refs/heads/main/output_data/prediction_tracker.csv";
try {
console.log("Downloading Nfelo prediction data...");
const response = await fetch(csvUrl);
if (!response.ok) {
throw new Error(`HTTP error! status: ${response.status}`);
}
const csvText = await response.text();
const data = await parseCSVFromString(csvText);
console.log(`Downloaded ${data.length} games`);
return data;
} catch (error) {
console.error("Error downloading CSV:", error);
throw error;
}
}
function parseCSVFromString(csvText) {
return new Promise((resolve, reject) => {
const results = [];
const stream = Readable.from([csvText]);
stream
.pipe(csv())
.on("data", (row) => results.push(row))
.on("end", () => resolve(results))
.on("error", reject);
});
}
function getModelSpreads(data) {
return data.map((row) => {
const homeSpread = parseFloat(row.nfelo_projected_home_spread);
const awaySpread = -homeSpread;
return {
away: modelTeamToCbs[row.away_team],
home: modelTeamToCbs[row.home_team],
awaySpread: awaySpread,
homeSpread: homeSpread,
};
});
}
async function extractSpreadsSimple(page) {
try {
await page.waitForSelector('[data-cy="spread"]', { timeout: 10000 });
const { spreads, awayTeams, homeTeams } = await page.evaluate(() => {
// Add indices to elements for later clicking
const awayElements = Array.from(
document.querySelectorAll('[data-testid="away-team"]')
);
const homeElements = Array.from(
document.querySelectorAll('[data-testid="home-team"]')
);
awayElements.forEach((el, i) => el.setAttribute("data-away-index", i));
homeElements.forEach((el, i) => el.setAttribute("data-home-index", i));
return {
spreads: Array.from(
document.querySelectorAll('[data-cy="spread"] span')
).map((el) => el.textContent.trim()),
awayTeams: Array.from(
document.querySelectorAll('[data-testid="away-team"] h3')
).map((el) => el.textContent.trim()),
homeTeams: Array.from(
document.querySelectorAll('[data-testid="home-team"] h3')
).map((el) => el.textContent.trim()),
};
});
// Combine into matchups
const matchups = awayTeams.map((awayTeam, i) => ({
away: awayTeam,
home: homeTeams[i],
awaySpread: parseFloat(spreads[i * 2]),
homeSpread: parseFloat(spreads[i * 2 + 1]),
awayButtonSelector: `[data-testid="away-team"][data-away-index="${i}"]`,
homeButtonSelector: `[data-testid="home-team"][data-home-index="${i}"]`,
}));
return matchups;
} catch (error) {
console.error("Error during scraping:", error);
throw error;
}
}
async function clickIfNotSelected(page, selector) {
const selected = (await page.$(selector + ".item-selected")) !== null;
if (selected) {
return;
}
page.click(selector);
}