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| td { | |
| background: cyan; | |
| min-width: 100px; | |
| height: 100px; | |
| text-align: center; | |
| font-family: Arial; | |
| font-weight: 800; | |
| font-size:30px; | |
| } | |
| .wt { | |
| background: white; | |
| } | |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta name="description" content="[add your bin description]" /> | |
| <meta charset=utf-8 /> | |
| <title>JS Bin</title> | |
| </head> | |
| <body> | |
| <div id="tabla"></div> | |
| </body> | |
| </html> |
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| function run(){ | |
| var tabla = window.tabla | |
| , tb = document.createElement('table') | |
| , dt = ['a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'] | |
| , kys = {38: 'up', 40: 'down', 37: 'left', 39: 'rigth'} | |
| , pos = {} | |
| for (var i = 1; i <= 3; i++){(function(){ | |
| var tr = document.createElement('tr') | |
| tr.innerHTML = getItem(i, 'a') + getItem(i, 'b') + getItem(i, 'c') | |
| tb.appendChild(tr) | |
| })(i)} | |
| function getItem(i, p){ | |
| var pos = Math.floor(Math.random() * dt.length) | |
| , isCenter = (i == 2 && p == 'b') | |
| , it = isCenter ? '' : dt.splice(pos, 1)[0] | |
| return '<td class="' + (isCenter ? 'wt' : i + p) + | |
| '" data-position="' + i + p + '" data-has="' + it + '">' + | |
| it + '</td>' | |
| } | |
| function keys(e){ if (!(e.keyCode in kys)) return | |
| var move = kys[e.keyCode] | |
| , wtt = document.querySelector('[data-position="'+ pos.y + pos.x + '"]') | |
| , ltt | |
| , val | |
| if (move == 'down'){ | |
| pos.y -= 1 | |
| if (pos.y < 1) pos.y = 1 | |
| } else if (move == 'up'){ | |
| pos.y += 1 | |
| if (pos.y > 3) pos.y = 3 | |
| } else if (move == 'rigth'){ | |
| if (pos.x == 'a') pos.x = 'a' | |
| else if (pos.x == 'b') pos.x = 'a' | |
| else if (pos.x == 'c') pos.x = 'b' | |
| } else if (move == 'left') { | |
| if (pos.x == 'a') pos.x = 'b' | |
| else if (pos.x == 'b') pos.x = 'c' | |
| else if (pos.x == 'c') pos.x = 'c' | |
| } | |
| ltt = document.querySelector('[data-position="' + pos.y + pos.x + '"]') | |
| val = ltt.dataset.has + '' | |
| wtt.removeAttribute('class') | |
| ltt.removeAttribute('class') | |
| ltt.setAttribute('class', 'wt') | |
| wtt.dataset.has = val | |
| wtt.textContent = val | |
| ltt.dataset.has = '' | |
| ltt.textContent = ' ' | |
| didIWin() | |
| } | |
| function didIWin(){ | |
| if (tabla.textContent === 'abcdefgh ') alert('w00t! ganaste') | |
| } | |
| window.onkeydown = keys | |
| pos = { x: 'b', y: 2 } | |
| tabla.appendChild(tb) | |
| } | |
| window.onload = run | |
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