Respect rate limit of jikan

huso.go

@@ -12,6 +12,7 @@ import (
 	"github.com/allegro/bigcache/v3"
 	"github.com/gookit/color"
 	"github.com/xujiajun/nutsdb"
+	"golang.org/x/time/rate"
 )
 
 const (
@@ -44,6 +45,7 @@ var (
 	searchCache     *bigcache.BigCache
 	animeListCache  *bigcache.BigCache
 	db              *nutsdb.DB
+	jikanLimiter    *rate.Limiter
 )
 
 func main() {
@@ -55,6 +57,8 @@ func main() {
 
 	color.Notice.Printf("huso %s %s\n", husoVersion, runtime.Version())
 
+	jikanLimiter = rate.NewLimiter(rate.Every(time.Second), 3)
+
 	// cache init
 	var err error
 	animeCache, err = bigcache.NewBigCache(bigcache.DefaultConfig(7 * time.Hour))