20251209

archive/bbs-go/server/internal/services/eventhandler/user_like_handler.go

@@ -0,0 +1,53 @@
+package eventhandler
+
+import (
+	"bbs-go/internal/models/constants"
+	"bbs-go/internal/pkg/event"
+	"bbs-go/internal/pkg/msg"
+	"bbs-go/internal/services"
+	"reflect"
+)
+
+func init() {
+	event.RegHandler(reflect.TypeOf(event.UserLikeEvent{}), handleUserLike)
+	event.RegHandler(reflect.TypeOf(event.UserUnLikeEvent{}), handleUserUnLike)
+}
+
+func handleUserLike(i interface{}) {
+	e := i.(event.UserLikeEvent)
+
+	if e.EntityType == constants.EntityTopic {
+		sendTopicLikeMsg(e.EntityId, e.UserId)
+	} else if e.EntityType == constants.EntityComment {
+		// TODO
+	}
+}
+
+func handleUserUnLike(i interface{}) {
+	e := i.(event.UserUnLikeEvent)
+	if e.EntityType == constants.EntityTopic {
+		// TODO
+	}
+}
+
+// sendTopicLikeMsg 话题收到点赞
+func sendTopicLikeMsg(topicId, likeUserId int64) {
+	topic := services.TopicService.Get(topicId)
+	if topic == nil || topic.Status != constants.StatusOk {
+		return
+	}
+	if topic.UserId == likeUserId {
+		return
+	}
+	var (
+		from         = likeUserId
+		to           = topic.UserId
+		title        = "点赞了你的话题"
+		quoteContent = "《" + topic.GetTitle() + "》"
+	)
+	services.MessageService.SendMsg(from, to, msg.TypeTopicLike, title, "", quoteContent,
+		&msg.TopicLikeExtraData{
+			TopicId:    topicId,
+			LikeUserId: likeUserId,
+		})
+}