feat: 添加用户位置、操作系统和浏览器信息到评论功能

internal/dto/comment.go

@@ -14,6 +14,9 @@ type CommentDto struct {
 	LikeCount  uint64  `json:"like_count"`  // 点赞数量
 	IsLiked    bool    `json:"is_liked"`    // 当前用户是否点赞
 	IsPrivate  bool    `json:"is_private"`
+	Location   string  `json:"location"` // 用户位置，基于IP
+	OS         string  `json:"os"`       // 用户操作系统，基于User-Agent
+	Browser    string  `json:"browser"`  // 用户浏览器，基于User-Agent
 }
 
 type CreateCommentReq struct {

internal/model/comment.go

@@ -1,6 +1,7 @@
 package model
 
 import (
+	"github.com/snowykami/neo-blog/pkg/utils"
 	"gorm.io/gorm"
 )
 
@@ -16,6 +17,12 @@ type Comment struct {
 	IsPrivate    bool   `gorm:"default:false"`                   // 是否为私密评论，私密评论只有评论者和被评论对象所有者可见
 	RemoteAddr   string `gorm:"type:text"`                       // 远程地址
 	UserAgent    string `gorm:"type:text"`
+	Location     string `gorm:"type:text"` // 用户位置，基于IP
 	LikeCount    uint64
 	CommentCount uint64
 }
+
+func (c *Comment) AfterCreate(tx *gorm.DB) (err error) {
+	// 更新评论IP
+	return tx.Model(c).Update("Location", utils.GetLocationString(c.RemoteAddr)).Error
+}

internal/service/comment.go

@@ -5,6 +5,7 @@ import (
 	"strconv"
 
 	"github.com/snowykami/neo-blog/pkg/constant"
+	"github.com/snowykami/neo-blog/pkg/utils"
 
 	"github.com/snowykami/neo-blog/internal/ctxutils"
 	"github.com/snowykami/neo-blog/internal/dto"
@@ -122,6 +123,7 @@ func (cs *CommentService) GetComment(ctx context.Context, commentID string) (*dt
 		UpdatedAt:  comment.UpdatedAt.String(),
 		User:       comment.User.ToDto(),
 	}
+	// TODO: 返回更多字段
 
 	return &commentDto, err
 }
@@ -145,7 +147,7 @@ func (cs *CommentService) GetCommentList(ctx context.Context, req *dto.GetCommen
 		if currentUserID != 0 {
 			isLiked, _ = repo.Like.IsLiked(currentUserID, comment.ID, constant.TargetTypeComment)
 		}
-
+		ua := utils.ParseUA(comment.UserAgent)
 		commentDto := dto.CommentDto{
 			ID:         comment.ID,
 			Content:    comment.Content,
@@ -160,6 +162,9 @@ func (cs *CommentService) GetCommentList(ctx context.Context, req *dto.GetCommen
 			LikeCount:  comment.LikeCount,
 			IsLiked:    isLiked,
 			IsPrivate:  comment.IsPrivate,
+			OS:         ua.OS + " " + ua.OSVersion,
+			Browser:    ua.Browser + " " + ua.BrowserVer,
+			Location:   comment.Location,
 		}
 		commentDtos = append(commentDtos, commentDto)
 	}