src/main.js (view raw)
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 |
import "./style.css";
import { PERSONALITIES, getPersonality } from "./game/personalities";
import { PIECE_SETS } from "./board/pieces";
import { TIME_CONTROLS, timeControl } from "./game/clock";
import { loadPrefs, savePrefs } from "./util/storage";
import { fenFromUrl, routeFromUrl, goto } from "./util/url";
const app = document.querySelector("#app");
let prefs = loadPrefs();
function main() {
window.addEventListener("hashchange", render);
render();
}
function render() {
prefs = loadPrefs();
const route = routeFromUrl();
const startFen = fenFromUrl();
if (route === "play" || startFen)
return renderSetup(startFen);
if (route === "settings")
return renderSettings();
if (route === "about")
return renderAbout();
renderHome();
}
function renderHome() {
app.innerHTML = `
<div class="home">
<pre class="logo" aria-label="Emchess">███████╗███╗ ███╗ ██████╗██╗ ██╗███████╗███████╗███████╗
██╔════╝████╗ ████║██╔════╝██║ ██║██╔════╝██╔════╝██╔════╝
█████╗ ██╔████╔██║██║ ███████║█████╗ ███████╗███████╗
██╔══╝ ██║╚██╔╝██║██║ ██╔══██║██╔══╝ ╚════██║╚════██║
███████╗██║ ╚═╝ ██║╚██████╗██║ ██║███████╗███████║███████║
╚══════╝╚═╝ ╚═╝ ╚═════╝╚═╝ ╚═╝╚══════╝╚══════╝╚══════╝</pre>
<p class="kicker">a quiet game of kings</p>
<nav class="menu">
<button data-go="play">play</button>
<button data-go="settings">settings</button>
<button data-go="about">about</button>
</nav>
</div>`;
app.querySelectorAll("[data-go]").forEach((b) => {
b.onclick = () => goto(b.dataset.go);
});
}
function renderSetup(startFen) {
let side = prefs.side;
let personality = prefs.personality;
let clockId = prefs.clock;
const opponentRows = PERSONALITIES.map((p) => `
<button class="row" data-id="${p.id}" aria-pressed="${p.id === personality}">
<span class="cur"> </span>
<span class="face">${p.face}</span>
<span class="name">${p.name}</span>
<span class="blurb">${p.blurb}</span>
<span class="leader"></span>
</button>`).join("");
const timeButtons = [...TIME_CONTROLS, { id: "custom", label: "custom" }]
.map((t) => `<button data-tc="${t.id}" aria-pressed="${t.id === clockId}">${t.label}</button>`)
.join("");
app.innerHTML = `
<div class="topbar">
<h2>new game</h2>
<button class="back" data-back>← menu</button>
</div>
<div class="setup">
<div class="field">
<label>your side</label>
<div class="toggle" id="sides">
<button data-side="w" aria-pressed="${side === "w"}">white</button>
<button data-side="b" aria-pressed="${side === "b"}">black</button>
<button data-side="random" aria-pressed="${side === "random"}">random</button>
</div>
</div>
<div class="field">
<label>opponent</label>
<div class="pick" id="opps">${opponentRows}</div>
</div>
<div class="field">
<label>time</label>
<div class="toggle" id="times">${timeButtons}</div>
<div class="custom ${clockId === "custom" ? "" : "hidden"}" id="custom">
<label>min <input id="cbase" type="number" min="1" max="180" value="${Math.round(prefs.clockBase / 60)}"></label>
<label>+sec <input id="cinc" type="number" min="0" max="60" value="${prefs.clockInc}"></label>
</div>
</div>
<div class="field">
<label>start from (optional)</label>
<textarea id="load" class="load" rows="2" placeholder="Paste a FEN or PGN">${startFen ?? ""}</textarea>
<div class="soft" id="loaderr"></div>
</div>
<button class="start" id="start">start</button>
</div>`;
app.querySelector("[data-back]").onclick = () => goto("home");
pressGroup("#sides button", (b) => (side = b.dataset.side));
pressGroup("#opps .row", (b) => (personality = b.dataset.id));
pressGroup("#times button", (b) => {
clockId = b.dataset.tc;
app.querySelector("#custom").classList.toggle("hidden", clockId !== "custom");
});
app.querySelector("#start").onclick = async () => {
const base = (Number(app.querySelector("#cbase").value) || 5) * 60;
const inc = Number(app.querySelector("#cinc").value) || 0;
const text = app.querySelector("#load").value;
prefs = { ...prefs, side, personality, clock: clockId, clockBase: base, clockInc: inc };
savePrefs(prefs);
const human = side === "random" ? (Math.random() < 0.5 ? "w" : "b") : side;
const tc = timeControl(clockId, { base, inc });
const { startGame } = await import("./play");
const err = await startGame(human, getPersonality(personality), tc, text);
if (err) {
const box = app.querySelector("#loaderr");
if (box)
box.textContent = err;
}
};
}
function pressGroup(selector, onPick) {
const buttons = app.querySelectorAll(selector);
buttons.forEach((b) => {
b.onclick = () => {
onPick(b);
buttons.forEach((c) => c.setAttribute("aria-pressed", String(c === b)));
};
});
}
function renderSettings() {
const setRows = PIECE_SETS.map((s) => `<button data-set="${s.id}" aria-pressed="${s.id === prefs.pieceSet}">${s.name.toLowerCase()}</button>`).join("");
app.innerHTML = `
<div class="topbar">
<h2>settings</h2>
<button class="back" data-back>← menu</button>
</div>
<div class="setup">
<div class="field">
<label>pieces</label>
<div class="toggle" id="sets">${setRows}</div>
</div>
<div class="field">
<label>board</label>
<div class="toggle">
<button data-flag="coords" aria-pressed="${prefs.coords}">coordinates</button>
<button data-flag="sound" aria-pressed="${prefs.sound}">sound</button>
<button data-flag="reactions" aria-pressed="${prefs.reactions}">reactions</button>
</div>
</div>
<div class="field">
<label>coach by default</label>
<div class="toggle">
<button data-flag="threats" aria-pressed="${prefs.threats}">threats</button>
<button data-flag="blunder" aria-pressed="${prefs.blunder}">blunder warning</button>
</div>
</div>
</div>`;
app.querySelector("[data-back]").onclick = () => goto("home");
app.querySelectorAll("#sets button").forEach((b) => {
b.onclick = () => {
prefs = { ...prefs, pieceSet: b.dataset.set };
savePrefs(prefs);
app.querySelectorAll("#sets button").forEach((c) => c.setAttribute("aria-pressed", String(c === b)));
};
});
app.querySelectorAll("[data-flag]").forEach((b) => {
const key = b.dataset.flag;
b.onclick = () => {
prefs = { ...prefs, [key]: !prefs[key] };
savePrefs(prefs);
b.setAttribute("aria-pressed", String(prefs[key]));
};
});
}
function renderAbout() {
app.innerHTML = `
<div class="topbar">
<h2>about</h2>
<button class="back" data-back>← menu</button>
</div>
<div class="about">
<p>Emchess is a small chess game you play in your browser. No accounts, no ads, nothing to install. Just a board, a good opponent, and some quiet.</p>
<div class="card">
Emchess<br>
Created by Pablo Murad<br>
<a href="mailto:pablomurad@pm.me">pablomurad@pm.me</a>
</div>
<p class="kill">Kill the king — MMXXVI</p>
</div>`;
app.querySelector("[data-back]").onclick = () => goto("home");
}
main();
|