feat:添加热榜功能并添加了增加热度的方法。

backend/internal/video/like_handler.go

@@ -6,8 +6,13 @@ import (
 	"github.com/gin-gonic/gin"
 )
 
-func NewLikeHandler(service *LikeService) *LikeHandler {
-	return &LikeHandler{service: service}
+type LikeHandler struct {
+	service      *LikeService
+	videoService *VideoService
+}
+
+func NewLikeHandler(service *LikeService, videoService *VideoService) *LikeHandler {
+	return &LikeHandler{service: service, videoService: videoService}
 }
 
 func (lh *LikeHandler) Like(c *gin.Context) {
@@ -35,6 +40,10 @@ func (lh *LikeHandler) Like(c *gin.Context) {
 		c.JSON(500, gin.H{"error": err.Error()})
 		return
 	}
+	if err := lh.videoService.UpdatePopularity(c.Request.Context(), req.VideoID, 1); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	}
 	c.JSON(200, gin.H{"message": "like success"})
 }
 
@@ -63,6 +72,10 @@ func (lh *LikeHandler) Unlike(c *gin.Context) {
 		c.JSON(500, gin.H{"error": err.Error()})
 		return
 	}
+	if err := lh.videoService.UpdatePopularity(c.Request.Context(), req.VideoID, -1); err != nil {
+		c.JSON(500, gin.H{"error": err.Error()})
+		return
+	}
 	c.JSON(200, gin.H{"message": "unlike success"})
 }