feat: add LikeRemove event

events/events.go

@@ -57,6 +57,7 @@ type FuncList struct {
 	appPayload           []object.AppPayloadFunc
 	messageRead          []object.MessageReadFunc
 	likeAdd              []object.LikeAddFunc
+	likeRemove           []object.LikeRemoveFunc
 	special              map[string][]func(object.GroupEvent)
 }
 
@@ -472,6 +473,15 @@ func (fl FuncList) Handler(e object.GroupEvent) error { // nolint:gocyclo
 		for _, f := range fl.likeAdd {
 			f(obj, e.GroupID)
 		}
+	case object.EventLikeRemove:
+		var obj object.LikeRemoveObject
+		if err := json.Unmarshal(e.Object, &obj); err != nil {
+			return err
+		}
+
+		for _, f := range fl.likeRemove {
+			f(obj, e.GroupID)
+		}
 	}
 
 	return nil
@@ -705,3 +715,8 @@ func (fl *FuncList) MessageRead(f object.MessageReadFunc) {
 func (fl *FuncList) LikeAdd(f object.LikeAddFunc) {
 	fl.likeAdd = append(fl.likeAdd, f)
 }
+
+// LikeRemove handler.
+func (fl *FuncList) LikeRemove(f object.LikeRemoveFunc) {
+	fl.likeRemove = append(fl.likeRemove, f)
+}

events/events_test.go

@@ -1432,6 +1432,38 @@ func TestFuncList_HandlerLikeAdd(t *testing.T) {
 	)
 }
 
+func TestFuncList_HandlerLikeRemove(t *testing.T) {
+	t.Parallel()
+
+	fl := events.NewFuncList()
+
+	fl.LikeRemove(func(obj object.LikeRemoveObject, groupID int) {
+		assert.Equal(t, groupID, GID)
+	})
+
+	f := func(e object.GroupEvent, wantErr bool) {
+		if err := fl.Handler(e); (err != nil) != wantErr {
+			t.Errorf("FuncList.Handler() error = %v, wantErr %v", err, wantErr)
+		}
+	}
+
+	f(
+		object.GroupEvent{
+			Type:    "like_remove",
+			Object:  []byte(`{"liker_id": 574423462,"object_type": "photo","object_owner_id": -178044536,"object_id": 457242474,"thread_reply_id": 0}`),
+			GroupID: GID,
+		},
+		false,
+	)
+	f(
+		object.GroupEvent{
+			Type:   "like_remove",
+			Object: []byte(""),
+		},
+		true,
+	)
+}
+
 func TestFuncList_OnEvent(t *testing.T) {
 	t.Parallel()
 

object/handler.go

@@ -442,3 +442,15 @@ type LikeAddObject struct {
 	ObjectID      int    `json:"object_id"`
 	ThreadReplyID int    `json:"thread_reply_id"`
 }
+
+// LikeRemoveFunc func.
+type LikeRemoveFunc func(LikeRemoveObject, int)
+
+// LikeRemoveObject struct.
+type LikeRemoveObject struct {
+	LikerID       int    `json:"like_id"`
+	ObjectType    string `json:"object_type"`
+	ObjectOwnerID int    `json:"object_owner_id"`
+	ObjectID      int    `json:"object_id"`
+	ThreadReplyID int    `json:"thread_reply_id"`
+}

object/object.go

@@ -122,6 +122,7 @@ const (
 	EventAppPayload           = "app_payload"
 	EventMessageRead          = "message_read"
 	EventLikeAdd              = "like_add"
+	EventLikeRemove           = "like_remove"
 )
 
 // GroupEvent struct.