2018-09-18 18:22:03 -06:00
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<!DOCTYPE html>
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<html>
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<head>
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2018-09-18 21:29:05 -06:00
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<title>Scoreboard</title>
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2018-09-18 18:22:03 -06:00
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<link rel="stylesheet" href="basic.css">
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<meta name="viewport" content="width=device-width">
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<script>
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2018-10-10 17:33:26 -06:00
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function update(state) {
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let element = document.getElementById("scoreboard");
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let teamnames = state["teams"];
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let pointslog = state["points"];
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let highscore = {};
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let teams = {};
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// Every machine that's displaying the scoreboard helpfully stores the last 20 values of
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// points.json for us, in case of catastrophe. Thanks, y'all!
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//
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// We have been doing some letiation on this "everybody backs up the server state" trick since 2009.
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// We have needed it 0 times.
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let pointshistory = JSON.parse(localStorage.getItem("pointshistory")) || [];
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if (pointshistory.length >= 20){
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pointshistory.shift();
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2018-10-02 09:22:09 -06:00
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}
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2018-10-10 17:33:26 -06:00
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pointshistory.push(pointslog);
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localStorage.setItem("pointshistory", JSON.stringify(pointshistory));
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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// Dole out points
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for (let i in pointslog) {
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let entry = pointslog[i];
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let timestamp = entry[0];
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let teamhash = entry[1];
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let category = entry[2];
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let points = entry[3];
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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let team = teams[teamhash] || {__hash__: teamhash};
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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// Add points to team's points for that category
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team[category] = (team[category] || 0) + points;
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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// Record highest score in a category
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highscore[category] = Math.max(highscore[category] || 0, team[category]);
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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teams[teamhash] = team;
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}
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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// Sort by team score
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function teamScore(t) {
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let score = 0;
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for (let category in highscore) {
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score += (t[category] || 0) / highscore[category];
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2018-10-02 09:22:09 -06:00
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}
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2018-10-10 17:33:26 -06:00
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return score;
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}
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function teamCompare(a, b) {
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return teamScore(a) - teamScore(b);
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}
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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// Figure out how to order each team on the scoreboard
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let winners = [];
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for (let i in teams) {
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winners.push(teams[i]);
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}
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winners.sort(teamCompare);
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winners.reverse();
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// Clear out the element we're about to populate
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Array.from(element.childNodes).map(e => e.remove());
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let maxWidth = 100 / Object.keys(highscore).length;
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for (let i in winners) {
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let team = winners[i];
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let row = document.createElement("div");
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let ncat = 0;
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for (let category in highscore) {
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let catHigh = highscore[category];
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let catTeam = team[category] || 0;
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let catPct = catTeam / catHigh;
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let width = maxWidth * catPct;
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let bar = document.createElement("span");
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bar.classList.add("category");
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bar.classList.add("cat" + ncat);
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bar.style.width = width + "%";
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bar.textContent = category + ": " + catTeam;
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bar.title = bar.textContent;
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row.appendChild(bar);
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ncat += 1;
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2018-10-02 09:22:09 -06:00
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}
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2018-10-10 17:33:26 -06:00
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let te = document.createElement("span");
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te.classList.add("teamname");
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te.textContent = teamnames[team.__hash__];
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row.appendChild(te);
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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element.appendChild(row);
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2018-10-02 09:22:09 -06:00
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}
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2018-10-10 17:33:26 -06:00
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}
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2018-10-02 09:22:09 -06:00
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2018-10-10 17:33:26 -06:00
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function once() {
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fetch("points.json")
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.then(resp => {
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return resp.json();
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})
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.then(obj => {
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update(obj);
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})
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.catch(err => {
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console.log(err);
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});
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2018-09-18 18:22:03 -06:00
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}
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function init() {
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2018-10-10 17:33:26 -06:00
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setInterval(once, 60000);
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once();
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}
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if (document.readyState === "loading") {
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document.addEventListener("DOMContentLoaded", init);
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} else {
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init();
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2018-09-18 18:22:03 -06:00
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}
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</script>
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</head>
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<body>
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<h1 class="Success">Scoreboard</h1>
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<section>
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<div id="scoreboard"></div>
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</section>
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<nav>
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<ul>
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2018-09-19 17:56:26 -06:00
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<li><a href="puzzle-list.html">Puzzles</a></li>
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2018-09-18 18:22:03 -06:00
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<li><a href="scoreboard.html">Scoreboard</a></li>
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</ul>
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</nav>
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</body>
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</html>
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