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game_connect4_vanilla.html
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game_connect4_vanilla.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Connect 4 - 6r x 7c</title>
<link href="https://fonts.googleapis.com/css?family=Schoolbell&display=swap" rel="stylesheet">
<style>
:root {
--elemsize: 4.5vw;
background: #000 url(https://source.unsplash.com/1600x1000/?dog,dogs) left top/cover no-repeat fixed;
transition: background-image 3s;
}
* { box-sizing: border-box; }
body {
padding: 0 0 2rem 2rem;
width: 50vw;
margin: 2rem auto 0;
background: rgba(222,222,222,0.8);
border: 2px solid #aaa;
border-radius: 1rem;
font: 1.2rem/1.5rem 'Schoolbell', cursive;
}
#playfield {
display: flex;
cursor: pointer;
}
.elem {
width: var(--elemsize);
height: var(--elemsize);
margin: calc(var(--elemsize) / 8) calc(var(--elemsize) / 5);
border: 2px solid black;
border-radius: 50%;
opacity: 0.7;
transition: border-color 0.4s;
}
.elem.p1 { background-color: red; }
.elem.p2 { background-color: green; }
.col:nth-child(odd) { /* background: rgba(200,200,200,0.8); */ }
.col:hover .elem { border-color: darkgoldenrod; }
.col.full:hover .elem { border-color: red; }
</style>
<head>
<body>
<h1>connect 4</h1>
<ul>
<li>players will take turns</li>
<li>click on a non-full column to insert a disc</li>
<li>discs will fall down on top of already existing ones</li>
<li>you win if there are 4 discs of the same color in a row / column / diagonal</li>
</ul>
<div id="playfield">
<div class="col full col-0">
<div class="elem p1"></div>
<div class="elem p2"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
<div class="col col-1">
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
<div class="col col-2">
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
<div class="col col-3">
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
<div class="col col-4">
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
<div class="col col-5">
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
<div class="col col-6">
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
<div class="elem"></div>
</div>
</div>
<script>
class ConnectFour {
constructor() {
// init playfield mtrx 7col x 6row - 0 = empty, 1 - p1, 2 - p2
this.pfield = Array(7).fill( Array(6).fill(0) )
// console.log(this.pfield)
}
// check for win routines for param: player
checkColumns(p=1) {
}
checkRows(p=1) {
}
checkDiags(p=1) { // 6 diag(2x4, 2x5, 2x6) *2
}
isColFree(col=0) {
}
// e - click event
// main "loop"
handleClick(e) {
let col = -1;
let tgt = e.target;
if(tgt.classList.contains('elem')) // div.elem clicked move up -- else .col clicked
tgt = tgt.parentNode;
// console.log(tgt.classList)
console.log(this.testAsync())
// full class also > 3 ... so test for col- instead (regex)
tgt.classList.forEach(_ => _.length > 3 ? col = _.slice(4) : -1) // grab .col-[nr] <--
console.log(col)
if(col === -1) {
console.error('invalid column == -1 ???')
return;
}
var testAsync = async function() {
await function ehh() { return new Promise(r => setTimeout(_ => r(), 2000) ) }
}
}
}
const cf = new ConnectFour();
document.querySelector('#playfield').addEventListener('click',
(e) => cf.handleClick(e));
</script>
</body>
</html>