2048.html
author Oleksandr Gavenko <gavenkoa@gmail.com>
Mon, 08 Sep 2014 17:43:10 +0300
changeset 20 ab294e8db00c
parent 17 06ad7999b9f6
child 21 ed0292f0c7c6
permissions -rw-r--r--
Add detecting value at edge or corner, free cell count. Added AI that count max value at edges or corner and free cell count.
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<!DOCTYPE html>
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<html>
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<head>
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  <title>2048 AI</title>
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  <meta name="viewport" content="width=device-width; initial-scale=1.0"/>
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  <meta charset="utf-8"/>
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  <script src="rule.js"></script>
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d8106c8c0481 Rename methods and use sequential numbers instead of power of 2.
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  <script src="board.js"></script>
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  <script src="perf.js"></script>
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  <script src="ai.js"></script>
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  <style>
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    body {
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      width: 100%;
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    }
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    h1, div.area {
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      text-align: center;
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      margin: 10px auto;
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    }
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    #board {
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      margin: 10px auto;
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    }
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    #board td {
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      width: 40px;
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      height: 40px;
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      border: 1px solid red;
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      margin: 0;
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      text-align: center;
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    }
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    .report > .name {
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      font-weight: bold;
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    }
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  </style>
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</head>
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<body>
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  <h1>2048</h1>
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  <div id="score-area" class="area">Score: <span id="score">0</span>, Max: <span id="max">0</span>, Turn: <span id="turn">0</span>, Speed: <span id="speed">0</span> t/s</div>
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  <div id="message-area" class="area"></div>
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  <table id="board">
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    <tr>
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      <td></td>
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      <td></td>
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      <td></td>
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      <td></td>
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    </tr>
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    <tr>
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      <td></td>
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      <td></td>
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      <td></td>
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      <td></td>
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    </tr>
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    <tr>
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      <td></td>
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      <td></td>
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      <td></td>
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      <td></td>
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    </tr>
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    <tr>
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      <td></td>
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      <td></td>
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      <td></td>
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      <td></td>
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    </tr>
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  </table>
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  <div id="control-area" class="area">
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    <div>
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      <button id="start">Start</button>
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      <button id="step">Step</button>
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      <button id="loop">Loop</button>
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      <button id="finish">Finish</button>
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    </div>
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    <div>
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      <button id="left">left</button>
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      <button id="up">up</button>
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      <button id="down">down</button>
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      <button id="right">right</button>
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      <button id="test">test</button>
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    </div>
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    <h1>AI</h1>
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    <div>
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      <button id="ai-random">random</button>
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      <button id="ai-next-max-score">next max score</button>
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      <button id="ai-next-max-value">next max value</button>
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      <button id="ai-deep-max-score">deep max score</button>
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      <button id="ai-deep-max-score-corner">deep max score corner</button>
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    </div>
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  </div>
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  <div id="report-area" class="area">
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    <h1>Reports</h1>
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    <div class="report" class="area">
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      <div class="name">next max score</div>
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      <table>
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        <tr>
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          <th>Max</th>
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          <th>Count</th>
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          <th>%</th>
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        </tr>
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        <tr>
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          <td>128</td><td>8</td><td><div style="background: red; width: 100px">x</div></td>
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        </tr>
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        <tr>
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          <td>256</td><td>4</td><td><div style="background: red; width: 50px">x</div></td>
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        </tr>
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        <tr>
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          <td>512</td><td>12</td><td><div style="background: red; width: 150px">x</div></td>
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        </tr>
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      </table>
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    </div>
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  </div>
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  <script>
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    "use strict";
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    var boardDom = document.getElementById("board");
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    var ui = {};
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    ui.board = {};
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    /* 'val' typesafe.  */
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    ui.board.set = function(i, j, val) {
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      if (typeof val !== 'number')
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        val = 0;
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      var dom = boardDom.querySelectorAll("tr")[i].querySelectorAll("td")[j];
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      if (0 < val && val < 15) {
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        dom.innerHTML = val;
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        var rgb = 'rgb(255,'+ (255-5*val-2*(val%2)) +','+ (255-10*val-5*((val-1)%2)) +')';
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      } else {
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        dom.innerHTML = '';
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        var rgb = 'white';
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      }
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      dom.style.backgroundColor = rgb;
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    }
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    ui.board.update = function(brd) {
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      for (var i = 0; i < 4; i++) {
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        for (var j = 0; j < 4; j++) {
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          ui.board.set(i, j, brd[i][j]);
0
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        }
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      }
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    }
17
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    ui.board.handleEdit = function(tdDom, i, j) {
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   146
      if (!tdDom.firstChild || tdDom.firstChild.nodeType === Node.TEXT_NODE) {
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        if (tdDom.firstChild)
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          tdDom.removeChild(tdDom.firstChild);
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        var inputDom = document.createElement('input');
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        inputDom.value = board.current[i][j];
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        inputDom.style.width = '1em';
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        tdDom.appendChild(inputDom);
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        inputDom.focus();
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        inputDom.select();
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        inputDom.addEventListener("blur", function(tdDom, i, j) {
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          return function(event) {
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            ui.board.handleEdit(tdDom, i, j);
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            return false;
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   159
          }
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   160
        }(tdDom, i, j));
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   161
      } else {
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        var inputDom = tdDom.firstChild;
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        var val = parseInt(inputDom.value);
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        if (0 <= val && val < 15) {
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   165
          board.current[i][j] = val;
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          ui.board.set(i, j, val);
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        } else {
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          ui.board.set(i, j, board.current[i][j]);
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   169
        }
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      }
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   171
    }
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    ui.board.enableEdit = function() {
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   173
      var trDoms = boardDom.querySelectorAll("tr");
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      for (var i = 0; i < 4; i++) {
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        var tdDoms = trDoms[i].querySelectorAll("td");
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        for (var j = 0; j < 4; j++) {
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          var tdDom = tdDoms[j];
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          tdDom.addEventListener("click", function(tdDom, i, j) {
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            return function(event) {
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              ui.board.handleEdit(tdDom, i, j);
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              return false;
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   182
            }
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   183
          }(tdDom, i, j));
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   184
          tdDom.addEventListener("keyup", function(tdDom, i, j) {
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   185
            return function(event) {
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              if (event.keyCode === 13)
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                ui.board.handleEdit(tdDom, i, j);
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   188
            }
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   189
          }(tdDom, i, j));
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        }
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   191
      }
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   192
    }
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    ui.board.enableEdit();
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0
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    ui.score = {};
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    var scoreDom = document.getElementById("score");
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    var maxDom = document.getElementById("max");
1
8fb744f2df13 Speed measure.
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    var speedDom = document.getElementById("speed");
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    var turnDom = document.getElementById("turn");
0
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    ui.score.clear = function(brd) {
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      scoreDom.innerHTML = '0';
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      maxDom.innerHTML = '0';
1
8fb744f2df13 Speed measure.
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      speedDom.innerHTML = '0';
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      turnDom.innerHTML = '0';
0
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    }
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    ui.score.update = function(brd) {
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      var score = board.score(brd);
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      scoreDom.innerHTML = '' + score.score;
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      maxDom.innerHTML = '' + score.max;
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    }
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    ui.score.speed = function(speed, turn) {
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      speedDom.innerHTML = '' + speed;
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      turnDom.innerHTML = '' + turn;
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    }
0
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    function start() {
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      ui.score.clear();
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      ui.message.clear();
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      board.current = board.create();
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      board.putRandom(board.current);
0
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      ui.board.update(board.current);
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   222
    }
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    document.getElementById("start").addEventListener("click", start);
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    function up() {
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      var updated = board.move.up(board.current);
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      if (updated) {
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        board.putRandom(board.current);
0
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        ui.board.update(board.current);
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        ui.score.update(board.current);
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   231
      }
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   232
    }
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   233
    document.getElementById("up").addEventListener("click", up);
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   234
    function down() {
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   235
      var updated = board.move.down(board.current);
2821cc5e0189 basic implementation
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   236
      if (updated) {
7
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   237
        board.putRandom(board.current);
0
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   238
        ui.board.update(board.current);
2821cc5e0189 basic implementation
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   239
        ui.score.update(board.current);
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   240
      }
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   241
    }
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   242
    document.getElementById("down").addEventListener("click", down);
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   243
    function left() {
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   244
      var updated = board.move.left(board.current);
2821cc5e0189 basic implementation
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   245
      if (updated) {
7
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   246
        board.putRandom(board.current);
0
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   247
        ui.board.update(board.current);
2821cc5e0189 basic implementation
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   248
        ui.score.update(board.current);
2821cc5e0189 basic implementation
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   249
      }
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   250
    }
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   251
    document.getElementById("left").addEventListener("click", left);
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   252
    function right() {
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   253
      var updated = board.move.right(board.current);
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   254
      if (updated) {
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   255
        board.putRandom(board.current);
0
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   256
        ui.board.update(board.current);
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   257
        ui.score.update(board.current);
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   258
      }
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   259
    }
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   260
    document.getElementById("right").addEventListener("click", right);
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   261
2821cc5e0189 basic implementation
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   262
    document.body.addEventListener("keydown", function(event) {
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   263
      var key = event.keyCode || event.which;
2821cc5e0189 basic implementation
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   264
      switch (key) {
2821cc5e0189 basic implementation
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   265
          case 38: up(); break;
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   266
          case 40: down(); break;
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   267
          case 37: left(); break;
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   268
          case 39: right(); break;
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   269
      }
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   270
      return false;
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   271
    });
12
a9a44cfc3e08 Moves for 2d array board + test toolkit.
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   272
a9a44cfc3e08 Moves for 2d array board + test toolkit.
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   273
    document.getElementById("test").addEventListener("click", function() {
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      board.move.replaceByBoardJS(ui.brdEngine);
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   275
    });
0
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   276
    
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   277
    ui.message = {};
2821cc5e0189 basic implementation
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   278
    var messageDom = document.getElementById("message-area");
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   279
    ui.message.clear = function() {
2821cc5e0189 basic implementation
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   280
      messageDom.innerHTML = "";
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   281
    }
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   282
    ui.message.set = function(msg) {
2821cc5e0189 basic implementation
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      messageDom.innerHTML = msg;
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    }
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    function step() {
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      ui.message.clear();
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      if (board.gameOver(board.current)) {
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        ui.message.set("Game over!");
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        return;
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      }
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      var tmpBrd = board.create();
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      board.copy(board.current, tmpBrd);
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      var move = ui.ai.analyse(tmpBrd);
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      if (typeof move === 'undefined') {
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        ui.message.set("I don't know how to move!");
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        return;
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      }
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      var updated = board.move[move].call(null, board.current);
0
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      if (updated) {
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        board.putRandom(board.current);
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        ui.board.update(board.current);
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        ui.score.update(board.current);
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      } else {
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        ui.message.set("Wrong move!");
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      }
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    }
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    document.getElementById("step").addEventListener("click", step);
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    function finish() {
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      ui.message.clear();
1
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      var step = 0;
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      var tsFrom = new Date().getTime();
0
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      while (!board.gameOver(board.current)) {
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        var tmpBrd = board.create();
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        board.copy(board.current, tmpBrd);
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        var move = ui.ai.analyse(tmpBrd);
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        if (typeof move === 'undefined') {
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          ui.message.set("I don't know how to move!");
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          return;
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        }
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        var updated = board.move[move].call(null, board.current);
0
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        if (updated) {
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          board.putRandom(board.current);
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        } else {
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          ui.board.update(board.current);
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          ui.score.update(board.current);
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          ui.message.set("Wrong move!");
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          return;
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        }
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        step++; 
0
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      }
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      var tsTo = new Date().getTime();
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      ui.board.update(board.current);
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      ui.score.update(board.current);
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      ui.score.speed(step*1000.0/(tsTo-tsFrom), step);
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      ui.message.set("Game over!");
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    }
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    document.getElementById("finish").addEventListener("click", finish);
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    ////////////////////////////////////////////////////////////////
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    // Register AIs.
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    ui.brdEngine = BoardArr2d; // TODO make user selectable
0
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    document.getElementById("ai-random").addEventListener("click", function() {
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      ui.ai = new ai.random(ui.brdEngine);
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    });
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    document.getElementById("ai-next-max-score").addEventListener("click", function() {
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      ui.ai = new ai.nextMaxScore(ui.brdEngine);
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    });
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    document.getElementById("ai-next-max-value").addEventListener("click", function() {
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      ui.ai = new ai.nextMaxValue(ui.brdEngine);
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    });
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    document.getElementById("ai-deep-max-score").addEventListener("click", function() {
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      ui.ai = new ai.deepMaxScore(ui.brdEngine);
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    });
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    document.getElementById("ai-deep-max-score-corner").addEventListener("click", function() {
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      ui.ai = new ai.deepMaxScoreCorner(ui.brdEngine);
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    });
0
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  </script>
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</body>
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</html>