Files
InfoGenie/InfoGenie-frontend/public/smallgame/贪吃蛇/game-stats.js
2025-09-16 09:14:04 +08:00

295 lines
8.4 KiB
JavaScript
Executable File

class GameStatistics {
constructor() {
this.highScores = JSON.parse(localStorage.getItem('snakeHighScores')) || [];
this.sessionStats = {
gamesPlayed: 0,
totalScore: 0,
maxLength: 0,
maxLevel: 0,
totalTime: 0
};
this.init();
}
init() {
// 恢复会话统计(如果存在)
const savedSession = localStorage.getItem('snakeSessionStats');
if (savedSession) {
this.sessionStats = JSON.parse(savedSession);
}
// 监听游戏事件
this.setupEventListeners();
}
setupEventListeners() {
// 监听自定义游戏事件
document.addEventListener('gameOver', (e) => {
this.handleGameOver(e.detail);
});
document.addEventListener('foodEaten', (e) => {
this.handleFoodEaten(e.detail);
});
document.addEventListener('levelUp', (e) => {
this.handleLevelUp(e.detail);
});
}
handleGameOver(gameData) {
this.sessionStats.gamesPlayed++;
this.sessionStats.totalScore += gameData.score;
this.sessionStats.maxLength = Math.max(this.sessionStats.maxLength, gameData.length);
this.sessionStats.maxLevel = Math.max(this.sessionStats.maxLevel, gameData.level);
this.sessionStats.totalTime += gameData.gameTime;
// 保存会话统计
localStorage.setItem('snakeSessionStats', JSON.stringify(this.sessionStats));
// 检查是否进入高分榜
this.checkHighScore(gameData);
// 显示统计信息
this.displaySessionStats();
}
handleFoodEaten(foodData) {
// 可以记录特殊食物统计等
console.log('食物被吃掉:', foodData);
}
handleLevelUp(levelData) {
// 等级提升统计
console.log('等级提升到:', levelData.level);
}
checkHighScore(gameData) {
const highScoreEntry = {
score: gameData.score,
length: gameData.length,
level: gameData.level,
time: gameData.gameTime,
date: new Date().toLocaleDateString(),
timestamp: Date.now()
};
// 添加到高分榜
this.highScores.push(highScoreEntry);
// 按分数排序(降序)
this.highScores.sort((a, b) => b.score - a.score);
// 只保留前10名
this.highScores = this.highScores.slice(0, 10);
// 保存到本地存储
localStorage.setItem('snakeHighScores', JSON.stringify(this.highScores));
// 显示高分榜
this.displayHighScores();
}
displaySessionStats() {
const statsElement = document.createElement('div');
statsElement.className = 'session-stats';
statsElement.innerHTML = `
<h3>本次会话统计</h3>
<p>游戏次数: ${this.sessionStats.gamesPlayed}</p>
<p>总得分: ${this.sessionStats.totalScore}</p>
<p>最高长度: ${this.sessionStats.maxLength}</p>
<p>最高等级: ${this.sessionStats.maxLevel}</p>
<p>总游戏时间: ${Math.floor(this.sessionStats.totalTime / 60)}分钟</p>
<p>平均得分: ${Math.round(this.sessionStats.totalScore / this.sessionStats.gamesPlayed)}</p>
`;
// 添加到游戏结束模态框
const statsContainer = document.querySelector('.stats');
if (statsContainer && !document.querySelector('.session-stats')) {
statsContainer.appendChild(statsElement);
}
}
displayHighScores() {
const highScoresElement = document.createElement('div');
highScoresElement.className = 'high-scores';
if (this.highScores.length > 0) {
highScoresElement.innerHTML = `
<h3>🏆 高分榜</h3>
${this.highScores.map((score, index) => `
<div class="score-item ${index === 0 ? 'first-place' : ''}">
<span class="rank">${index + 1}.</span>
<span class="score">${score.score}分</span>
<span class="length">长度:${score.length}</span>
<span class="date">${score.date}</span>
</div>
`).join('')}
`;
} else {
highScoresElement.innerHTML = '<p>暂无高分记录</p>';
}
// 添加到游戏结束模态框
const modalContent = document.querySelector('.modal-content');
if (modalContent && !document.querySelector('.high-scores')) {
modalContent.appendChild(highScoresElement);
}
}
getAchievements(gameData) {
const achievements = [];
if (gameData.score >= 100) achievements.push('百分达人');
if (gameData.length >= 20) achievements.push('长蛇之王');
if (gameData.level >= 5) achievements.push('等级大师');
if (gameData.gameTime >= 300) achievements.push('持久战将');
if (gameData.score >= 50 && gameData.gameTime <= 60) achievements.push('速通高手');
return achievements;
}
// 工具方法:格式化时间
formatTime(seconds) {
const mins = Math.floor(seconds / 60);
const secs = seconds % 60;
return `${mins}${secs}`;
}
// 清除统计
clearStatistics() {
this.highScores = [];
this.sessionStats = {
gamesPlayed: 0,
totalScore: 0,
maxLength: 0,
maxLevel: 0,
totalTime: 0
};
localStorage.removeItem('snakeHighScores');
localStorage.removeItem('snakeSessionStats');
console.log('统计信息已清除');
}
}
// 扩展游戏核心类,添加统计事件触发
SnakeGame.prototype.showGameOver = function() {
const modal = document.getElementById('gameOverModal');
const gameTime = Math.floor((Date.now() - this.startTime) / 1000);
document.getElementById('finalScore').textContent = this.score;
document.getElementById('finalLength').textContent = this.snake.length;
document.getElementById('finalLevel').textContent = this.level;
document.getElementById('gameTime').textContent = gameTime;
document.getElementById('foodEaten').textContent = this.foodEaten;
// 触发游戏结束事件
const gameOverEvent = new CustomEvent('gameOver', {
detail: {
score: this.score,
length: this.snake.length,
level: this.level,
gameTime: gameTime,
foodEaten: this.foodEaten
}
});
document.dispatchEvent(gameOverEvent);
modal.style.display = 'flex';
};
// 初始化统计模块
let gameStats;
document.addEventListener('DOMContentLoaded', () => {
gameStats = new GameStatistics();
});
// 添加CSS样式
const statsStyles = `
.session-stats {
margin-top: 20px;
padding: 15px;
background: linear-gradient(135deg, #fdfcfb 0%, #e2d1c3 100%);
border-radius: 10px;
border: 2px solid #d4a76a;
}
.session-stats h3 {
color: #8b4513;
margin-bottom: 10px;
text-align: center;
}
.session-stats p {
margin: 5px 0;
color: #654321;
font-size: 0.9rem;
}
.high-scores {
margin-top: 20px;
padding: 15px;
background: linear-gradient(135deg, #fff1eb 0%, #ace0f9 100%);
border-radius: 10px;
border: 2px solid #4682b4;
}
.high-scores h3 {
color: #2c5282;
margin-bottom: 10px;
text-align: center;
}
.score-item {
display: flex;
justify-content: space-between;
align-items: center;
padding: 8px 0;
border-bottom: 1px solid #cbd5e0;
}
.score-item:last-child {
border-bottom: none;
}
.score-item.first-place {
background: linear-gradient(135deg, #fceabb 0%, #f8b500 100%);
border-radius: 5px;
padding: 8px;
margin: -8px -8px 8px -8px;
}
.rank {
font-weight: bold;
color: #2d3748;
min-width: 30px;
}
.score {
font-weight: bold;
color: #e53e3e;
min-width: 60px;
}
.length {
color: #4a5568;
font-size: 0.8rem;
min-width: 60px;
}
.date {
color: #718096;
font-size: 0.7rem;
min-width: 60px;
text-align: right;
}
`;
// 注入样式
const styleSheet = document.createElement('style');
styleSheet.textContent = statsStyles;
document.head.appendChild(styleSheet);