feat: community RPC 从内存存储迁移到 ent 数据库

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

@@ -3,11 +3,12 @@ package logic
 import (
 	"context"
 	"errors"
-	"strings"
 
+	"juwan-backend/app/community/rpc/internal/models/comments"
 	"juwan-backend/app/community/rpc/internal/svc"
 	"juwan-backend/app/community/rpc/pb"
 
+	"entgo.io/ent/dialect/sql"
 	"github.com/zeromicro/go-zero/core/logx"
 )
 
@@ -38,43 +39,36 @@ func (l *SearchCommentsLogic) SearchComments(in *pb.SearchCommentsReq) (*pb.Sear
 		offset = 0
 	}
 
-	store := l.svcCtx.Store
-	store.Mu.RLock()
-	defer store.Mu.RUnlock()
+	query := l.svcCtx.CommunityModelRO.Comments.Query().
+		Where(comments.DeletedAtIsNil())
 
-	filtered := make([]*pb.Comments, 0, len(store.Comments))
-	for _, c := range store.Comments {
-		if c.GetDeletedAt() > 0 {
-			continue
-		}
-		if in.GetId() > 0 && c.GetId() != in.GetId() {
-			continue
-		}
-		if in.GetPostId() > 0 && c.GetPostId() != in.GetPostId() {
-			continue
-		}
-		if in.GetAuthorId() > 0 && c.GetAuthorId() != in.GetAuthorId() {
-			continue
-		}
-		if in.Content != nil && !strings.Contains(strings.ToLower(c.GetContent()), strings.ToLower(in.GetContent())) {
-			continue
-		}
-		if in.LikeCount != nil && c.GetLikeCount() != in.GetLikeCount() {
-			continue
-		}
-		cc := *c
-		filtered = append(filtered, &cc)
+	if in.GetId() > 0 {
+		query = query.Where(comments.IDEQ(in.GetId()))
+	}
+	if in.GetPostId() > 0 {
+		query = query.Where(comments.PostIDEQ(in.GetPostId()))
+	}
+	if in.GetAuthorId() > 0 {
+		query = query.Where(comments.AuthorIDEQ(in.GetAuthorId()))
+	}
+	if in.Content != nil {
+		query = query.Where(comments.ContentContainsFold(in.GetContent()))
 	}
 
-	sortCommentsAsc(filtered)
-
-	if offset >= int64(len(filtered)) {
-		return &pb.SearchCommentsResp{Comments: []*pb.Comments{}}, nil
-	}
-	end := offset + limit
-	if end > int64(len(filtered)) {
-		end = int64(len(filtered))
+	list, err := query.
+		Order(comments.ByCreatedAt(sql.OrderAsc()), comments.ByID(sql.OrderAsc())).
+		Offset(int(offset)).
+		Limit(int(limit)).
+		All(l.ctx)
+	if err != nil {
+		logx.Errorf("searchComments err: %v", err)
+		return nil, errors.New("search comments failed")
 	}
 
-	return &pb.SearchCommentsResp{Comments: filtered[offset:end]}, nil
+	out := make([]*pb.Comments, len(list))
+	for i, c := range list {
+		out[i] = entCommentToPb(c)
+	}
+
+	return &pb.SearchCommentsResp{Comments: out}, nil
 }