feat: cache batch

pkg/localcache/lru/lru_lazy.go

@@ -88,6 +88,22 @@ func (x *LayLRU[K, V]) Get(key K, fetch func() (V, error)) (V, error) {
 	return v.value, v.err
 }
 
+func (x *LayLRU[K, V]) GetBatch(keys []K, fetch func() ([]V, error)) ([]V, error) {
+	return nil, nil
+}
+
+func (x *LayLRU[K, V]) SetHasBatch(data map[K]V) bool {
+	x.lock.Lock()
+	defer x.lock.Unlock()
+	for key, value := range data {
+		if x.core.Contains(key) {
+			x.core.Add(key, &layLruItem[V]{value: value, expires: time.Now().Add(x.successTTL).UnixMilli()})
+			return true
+		}
+	}
+	return false
+}
+
 //func (x *LayLRU[K, V]) Set(key K, value V) {
 //	x.lock.Lock()
 //	x.core.Add(key, &layLruItem[V]{value: value, expires: time.Now().Add(x.successTTL).UnixMilli()})

pkg/rpccache/online.go

@@ -77,6 +77,15 @@ func (o *OnlineCache) GetUserOnline(ctx context.Context, userID string) (bool, e
 	return len(platformIDs) > 0, nil
 }
 
+func (o *OnlineCache) GetUsersOnline(ctx context.Context, usersID []string) ([]string, []string, error) {
+	var (
+		onlineUserIDS  []string
+		offlineUserIDs []string
+	)
+
+	return onlineUserIDS, offlineUserIDs, nil
+}
+
 //func (o *OnlineCache) GetUsersOnline(ctx context.Context, userIDs []string) ([]string, error) {
 //	onlineUserIDs := make([]string, 0, len(userIDs))
 //	for _, userID := range userIDs {