Enha: cron for cleaning rooms from players

crons/players.go

@@ -0,0 +1,58 @@
+package crons
+
+import "context"
+
+func (cm *CronManager) CleanupPlayersRoom() {
+	ctx, tx, err := cm.repo.InitTx(context.Background())
+	if err != nil {
+		cm.log.Error("failed to init transaction for actions cleanup", "err", err)
+		return
+	}
+	defer func() {
+		if r := recover(); r != nil {
+			if err := tx.Rollback(); err != nil {
+				cm.log.Error("failed to rollback transaction for actions cleanup", "err", err)
+			}
+			panic(r)
+		}
+	}()
+	players, err := cm.repo.PlayerListAll(ctx)
+	if err != nil {
+		cm.log.Error("failed to list players", "err", err)
+		if err := tx.Rollback(); err != nil {
+			cm.log.Error("failed to rollback transaction for actions cleanup", "err", err)
+		}
+		return
+	}
+	// get all rooms to have only one req
+	rooms, err := cm.repo.RoomList(ctx)
+	if err != nil {
+		cm.log.Error("failed to list rooms", "err", err)
+		if err := tx.Rollback(); err != nil {
+			cm.log.Error("failed to rollback transaction for actions cleanup", "err", err)
+		}
+		return
+	}
+	for _, player := range players {
+		found := false
+		for _, room := range rooms {
+			// check if room exists
+			if player.RoomID != nil && room.ID == *player.RoomID {
+				found = true
+				break
+			}
+		}
+		if !found {
+			// delete roomid from player
+			if err := cm.repo.PlayerExitRoom(ctx, player.Username); err != nil {
+				cm.log.Error("failed to unset room", "err", err)
+				if err := tx.Rollback(); err != nil {
+					cm.log.Error("failed to rollback transaction for actions cleanup", "err", err)
+				}
+			}
+		}
+	}
+	if err := tx.Commit(); err != nil {
+		cm.log.Error("failed to commit transaction for actions cleanup", "err", err)
+	}
+}