Minesweeper/index.html at main · soccerlover29/Minesweeper · GitHub

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
<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Minesweeper</title>
  <style>
    .board {
      display: grid;
      grid-template-columns: repeat(10, 30px);
      grid-gap: 2px;
    }
    .cell {
      width: 30px;
      height: 30px;
      background-color: #ddd;
      display: flex;
      justify-content: center;
      align-items: center;
      border: 1px solid #aaa;
      cursor: pointer;
    }
    .cell.revealed {
      background-color: #fff;
    }
    .cell.flagged {
      background-color: yellow;
    }
  </style>
</head>
<body>
  <h1>Minesweeper</h1>
  <div class="board" id="board"></div>

  <script>
    const boardSize = 10;
    const mineCount = 20;
    const board = document.getElementById('board');
    let boardArray = Array(boardSize).fill().map(() => Array(boardSize).fill(0));

    // Initialize the board
    function initBoard() {
      board.innerHTML = '';
      placeMines();
      calculateNeighboringMines();
      generateCells();
    }

    // Place mines randomly
    function placeMines() {
      let minesPlaced = 0;
      while (minesPlaced < mineCount) {
        const row = Math.floor(Math.random() * boardSize);
        const col = Math.floor(Math.random() * boardSize);
        if (boardArray[row][col] !== 'M') {
          boardArray[row][col] = 'M';
          minesPlaced++;
        }
      }
    }

    // Calculate neighboring mines for each cell
    function calculateNeighboringMines() {
      for (let row = 0; row < boardSize; row++) {
        for (let col = 0; col < boardSize; col++) {
          if (boardArray[row][col] !== 'M') {
            let mineCounter = 0;
            for (let x = -1; x <= 1; x++) {
              for (let y = -1; y <= 1; y++) {
                const newRow = row + x;
                const newCol = col + y;
                if (boardArray[newRow] && boardArray[newRow][newCol] === 'M') {
                  mineCounter++;
                }
              }
            }
            boardArray[row][col] = mineCounter;
          }
        }
      }
    }

    // Generate the board cells
    function generateCells() {
      for (let row = 0; row < boardSize; row++) {
        for (let col = 0; col < boardSize; col++) {
          const cell = document.createElement('div');
          cell.className = 'cell';
          cell.id = `cell-${row}-${col}`;
          cell.addEventListener('click', () => revealCell(row, col));
          cell.addEventListener('contextmenu', (e) => {
            e.preventDefault();
            flagCell(row, col);
          });
          board.appendChild(cell);
        }
      }
    }

    // Reveal a cell
    function revealCell(row, col) {
      const cell = document.getElementById(`cell-${row}-${col}`);
      if (cell.classList.contains('revealed') || cell.classList.contains('flagged')) return;

      cell.classList.add('revealed');
      const value = boardArray[row][col];
      if (value === 'M') {
        cell.textContent = '💣';
        alert('Game Over!');
        revealAllMines();
        return;
      }
      cell.textContent = value > 0 ? value : '';
      if (value === 0) {
        for (let x = -1; x <= 1; x++) {
          for (let y = -1; y <= 1; y++) {
            const newRow = row + x;
            const newCol = col + y;
            if (boardArray[newRow] && boardArray[newRow][newCol] !== undefined) {
              revealCell(newRow, newCol);
            }
          }
        }
      }
    }

    // Flag a cell
    function flagCell(row, col) {
      const cell = document.getElementById(`cell-${row}-${col}`);
      if (!cell.classList.contains('revealed')) {
        cell.classList.toggle('flagged');
      }
    }

    // Reveal all mines
    function revealAllMines() {
      for (let row = 0; row < boardSize; row++) {
        for (let col = 0; col < boardSize; col++) {
          if (boardArray[row][col] === 'M') {
            const cell = document.getElementById(`cell-${row}-${col}`);
            cell.classList.add('revealed');
            cell.textContent = '💣';
          }
        }
      }
    }

    // Start the game
    initBoard();
  </script>
</body>
</html>