feat: community RPC 从内存存储迁移到 ent 数据库

app/community/rpc/internal/logic/delPostLikesLogic.go

@@ -4,6 +4,8 @@ import (
 	"context"
 	"errors"
 
+	"juwan-backend/app/community/rpc/internal/models/postlikes"
+	"juwan-backend/app/community/rpc/internal/models/posts"
 	"juwan-backend/app/community/rpc/internal/svc"
 	"juwan-backend/app/community/rpc/pb"
 
@@ -29,36 +31,33 @@ func (l *DelPostLikesLogic) DelPostLikes(in *pb.DelPostLikesReq) (*pb.DelPostLik
 		return nil, errors.New("id is required")
 	}
 
-	store := l.svcCtx.Store
-	store.Mu.Lock()
-	defer store.Mu.Unlock()
-
 	if in.UserId != nil && in.GetUserId() > 0 {
-		key := postLikeKey(in.GetId(), in.GetUserId())
-		if _, ok := store.PostLikes[key]; ok {
-			delete(store.PostLikes, key)
-			if post, ok := store.Posts[in.GetId()]; ok && post.LikeCount > 0 {
-				post.LikeCount--
-			}
+		n, err := l.svcCtx.CommunityModelRW.PostLikes.Delete().
+			Where(postlikes.PostIDEQ(in.GetId()), postlikes.UserIDEQ(in.GetUserId())).
+			Exec(l.ctx)
+		if err != nil {
+			logx.Errorf("delPostLikes err: %v", err)
+		}
+		if n > 0 {
+			l.svcCtx.CommunityModelRW.Posts.Update().
+				Where(posts.IDEQ(in.GetId()), posts.LikeCountGT(0)).
+				AddLikeCount(-1).
+				Exec(l.ctx)
 		}
 		return &pb.DelPostLikesResp{}, nil
 	}
 
-	removed := int64(0)
-	for key, like := range store.PostLikes {
-		if like.GetPostId() == in.GetId() {
-			delete(store.PostLikes, key)
-			removed++
-		}
+	n, err := l.svcCtx.CommunityModelRW.PostLikes.Delete().
+		Where(postlikes.PostIDEQ(in.GetId())).
+		Exec(l.ctx)
+	if err != nil {
+		logx.Errorf("delPostLikes err: %v", err)
 	}
-	if removed > 0 {
-		if post, ok := store.Posts[in.GetId()]; ok {
-			if post.LikeCount >= removed {
-				post.LikeCount -= removed
-			} else {
-				post.LikeCount = 0
-			}
-		}
+	if n > 0 {
+		l.svcCtx.CommunityModelRW.Posts.Update().
+			Where(posts.IDEQ(in.GetId()), posts.LikeCountGTE(n)).
+			AddLikeCount(-n).
+			Exec(l.ctx)
 	}
 
 	return &pb.DelPostLikesResp{}, nil