98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
package server
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import (
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"context"
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"encoding/json"
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"log"
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"time"
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"git.zb-server.de/ZB-Server/EscapeFromTeacher/pkg/game"
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"github.com/redis/go-redis/v9"
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)
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type Leaderboard struct {
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rdb *redis.Client
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ctx context.Context
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}
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var GlobalLeaderboard *Leaderboard
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const leaderboardKey = "leaderboard:top"
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func InitLeaderboard(redisAddr string) error {
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rdb := redis.NewClient(&redis.Options{
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Addr: redisAddr,
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DB: 0,
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})
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ctx := context.Background()
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if err := rdb.Ping(ctx).Err(); err != nil {
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return err
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}
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GlobalLeaderboard = &Leaderboard{
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rdb: rdb,
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ctx: ctx,
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}
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log.Println("📊 Redis-Leaderboard verbunden")
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return nil
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}
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func (lb *Leaderboard) AddScore(name, code string, score int) bool {
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// Prüfe ob Spieler bereits existiert
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existingScoreStr, err := lb.rdb.HGet(lb.ctx, "leaderboard:players", code).Result()
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if err == nil {
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var existingScore int
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json.Unmarshal([]byte(existingScoreStr), &existingScore)
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if score <= existingScore {
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return false // Neuer Score nicht besser
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}
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}
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// Score speichern
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entry := game.LeaderboardEntry{
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PlayerName: name,
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PlayerCode: code,
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Score: score,
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Timestamp: time.Now().Unix(),
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}
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data, _ := json.Marshal(entry)
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lb.rdb.HSet(lb.ctx, "leaderboard:players", code, string(data))
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// In Sorted Set mit Score als Wert
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lb.rdb.ZAdd(lb.ctx, leaderboardKey, redis.Z{
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Score: float64(score),
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Member: code,
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})
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log.Printf("🏆 Leaderboard Update: %s mit %d Punkten", name, score)
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return true
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}
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func (lb *Leaderboard) GetTop10() []game.LeaderboardEntry {
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// Hole Top 10 (höchste Scores zuerst)
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codes, err := lb.rdb.ZRevRange(lb.ctx, leaderboardKey, 0, 9).Result()
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if err != nil {
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log.Printf("⚠️ Fehler beim Abrufen des Leaderboards: %v", err)
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return []game.LeaderboardEntry{}
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}
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entries := make([]game.LeaderboardEntry, 0)
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for _, code := range codes {
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dataStr, err := lb.rdb.HGet(lb.ctx, "leaderboard:players", code).Result()
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if err != nil {
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continue
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}
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var entry game.LeaderboardEntry
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if err := json.Unmarshal([]byte(dataStr), &entry); err != nil {
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continue
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}
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entries = append(entries, entry)
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}
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return entries
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}
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