fixed blocking important issues

pkg/ratelimit/limit.go

@@ -5,8 +5,6 @@ import (
 	"time"
 
 	"tm/pkg/redis"
-
-	redisv9 "github.com/redis/go-redis/v9"
 )
 
 // Allow returns whether the request is within limit for the given key.
@@ -15,21 +13,10 @@ func Allow(ctx context.Context, client redis.Client, key string, limit int64, wi
 		return true, nil
 	}
 
-	count, err := client.Incr(ctx, key)
+	count, err := client.IncrWithExpire(ctx, key, window)
 	if err != nil {
 		return false, err
 	}
 
-	if count == 1 {
-		if err := client.Expire(ctx, key, window); err != nil {
-			return false, err
-		}
-	}
-
 	return count <= limit, nil
 }
-
-// IsNotFound reports whether err indicates a missing Redis key.
-func IsNotFound(err error) bool {
-	return err == redisv9.Nil
-}