增加天梯排行榜

ladder/ladder.service.js

@@ -0,0 +1,144 @@
+const fs = require('fs');
+const path = require('path');
+
+// Load ladder configuration
+const ladderConfig = JSON.parse(fs.readFileSync(path.join(__dirname, '..', 'ladder-config.json')));
+
+class LadderService {
+  constructor() {
+    this.rankConfigs = new Map();
+    this.initConfig();
+  }
+
+  initConfig() {
+    ladderConfig.forEach(config => {
+      this.rankConfigs.set(config.Id, config);
+    });
+  }
+
+  // Get rank configuration by ID
+  getRankConfig(rankId) {
+    return this.rankConfigs.get(rankId);
+  }
+
+  // Get all rank configurations
+  getAllRankConfigs() {
+    return Array.from(this.rankConfigs.values());
+  }
+
+  // Handle player win
+  async handleWin(player, opponent) {
+    const config = this.getRankConfig(player.rankId);
+    
+    if (config.RankScore === 1) {
+      // 王者分数 mechanism
+      this.updateRankScore(player, opponent, true);
+    } else {
+      // Star-based mechanism
+      this.updateStars(player, config, true);
+    }
+    
+    player.totalWins++;
+    player.winStreak++;
+    
+    return player;
+  }
+
+  // Handle player loss
+  async handleLoss(player, opponent) {
+    const config = this.getRankConfig(player.rankId);
+    
+    if (config.RankScore === 1) {
+      // 王者分数 mechanism
+      this.updateRankScore(player, opponent, false);
+    } else {
+      // Star-based mechanism
+      this.updateStars(player, config, false);
+    }
+    
+    player.winStreak = 0;
+    
+    return player;
+  }
+
+  updateStars(player, config, isWin) {
+    if (isWin) {
+      let starsToAdd = config.WinGetStar;
+      // Add extra stars for win streak
+      if (player.winStreak >= 3) {
+        starsToAdd += config.ExtraGetStar;
+      }
+      player.stars += starsToAdd;
+
+      // Level up check
+      if (player.stars > config.MaxStar) {
+        this.levelUp(player);
+      }
+    } else {
+      if (config.LoseLostStar === 1) {
+        player.stars = Math.max(0, player.stars - 1);
+        
+        // Level down check
+        if (player.stars === 0) {
+          this.levelDown(player, config);
+        }
+      }
+    }
+  }
+
+  updateRankScore(player, opponent, isWin) {
+    if (isWin) {
+      let scoreToAdd = 20;
+      // If opponent has a higher rank score, calculate bonus
+      if (opponent.rankScore > player.rankScore) {
+        const ratio = Math.min(opponent.rankScore / player.rankScore, 3);
+        scoreToAdd = Math.round(ratio * 20);
+      }
+      player.rankScore += scoreToAdd;
+    } else {
+      // Deduct points on loss
+      if (player.rankScore > 0) {
+        player.rankScore = Math.max(0, player.rankScore - 20);
+      }
+    }
+  }
+
+  levelUp(player) {
+    const nextConfig = this.getRankConfig(player.rankId + 1);
+    if (nextConfig) {
+      player.rankId++;
+      player.stars = nextConfig.BeginStar;
+    }
+  }
+
+  levelDown(player, currentConfig) {
+    if (currentConfig.LoseRankDown === 1 && player.rankId > 1) {
+      player.rankId--;
+      const prevConfig = this.getRankConfig(player.rankId);
+      player.stars = prevConfig.RankDownStar;
+    }
+  }
+
+  // Get player's rank display info
+  getPlayerRankInfo(player) {
+    const config = this.getRankConfig(player.rankId);
+    if (config.RankScore === 1) {
+      return {
+        rankName: config.RankName,
+        level: config.Level,
+        score: player.rankScore,
+        isRankScore: true
+      };
+    } else {
+      return {
+        rankName: config.RankName,
+        level: config.Level,
+        stars: player.stars,
+        maxStars: config.MaxStar,
+        isRankScore: false
+      };
+    }
+  }
+}
+
+module.exports = new LadderService();