Initial commit
This commit is contained in:
sjk
464
server/internal/handler/comment.go
Normal file
464
server/internal/handler/comment.go
Normal file
@@ -0,0 +1,464 @@
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package handler
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import (
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"dianshang/internal/model"
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"dianshang/internal/service"
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"dianshang/pkg/response"
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"dianshang/pkg/utils"
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"encoding/json"
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"strconv"
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"github.com/gin-gonic/gin"
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)
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type CommentHandler struct {
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commentService *service.CommentService
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}
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// CommentResponse 评论响应结构
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type CommentResponse struct {
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ID uint `json:"id"`
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UserID uint `json:"user_id"`
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ProductID uint `json:"product_id"`
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OrderID uint `json:"order_id"`
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OrderItemID uint `json:"order_item_id"`
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Rating int `json:"rating"`
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Content string `json:"content"`
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Images []string `json:"images"`
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IsAnonymous bool `json:"is_anonymous"`
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Status int `json:"status"`
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ReplyCount int `json:"reply_count"`
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LikeCount int `json:"like_count"`
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CreatedAt string `json:"created_at"`
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UpdatedAt string `json:"updated_at"`
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UserName string `json:"user_name"` // 映射字段
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OrderNo string `json:"order_no"` // 映射字段
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User *model.User `json:"user,omitempty"`
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Product *model.Product `json:"product,omitempty"`
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Order *model.Order `json:"order,omitempty"`
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OrderItem *model.OrderItem `json:"order_item,omitempty"`
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Replies []model.CommentReply `json:"replies,omitempty"`
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AdminReply *AdminReplyResponse `json:"admin_reply,omitempty"`
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}
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// AdminReplyResponse 管理员回复响应结构
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type AdminReplyResponse struct {
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Content string `json:"content"`
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AdminName string `json:"admin_name"`
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CreatedAt string `json:"created_at"`
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}
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func NewCommentHandler(commentService *service.CommentService) *CommentHandler {
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return &CommentHandler{
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commentService: commentService,
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}
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}
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// CreateComment 创建评论
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func (h *CommentHandler) CreateComment(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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var req service.CreateCommentRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, err.Error())
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return
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}
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comment, err := h.commentService.CreateComment(userID.(uint), &req)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, comment)
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}
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// GetProductComments 获取商品评论列表
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func (h *CommentHandler) GetProductComments(c *gin.Context) {
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productIDStr := c.Param("product_id")
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productID := utils.StringToUint(productIDStr)
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if productID == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "商品ID无效")
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return
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}
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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pageSize, _ := strconv.Atoi(c.DefaultQuery("page_size", "10"))
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rating, _ := strconv.Atoi(c.DefaultQuery("rating", "0"))
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comments, total, err := h.commentService.GetProductComments(productID, page, pageSize, rating)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Page(c, comments, total, page, pageSize)
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}
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// GetUserComments 获取用户评论列表
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func (h *CommentHandler) GetUserComments(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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pageSize, _ := strconv.Atoi(c.DefaultQuery("page_size", "10"))
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comments, total, err := h.commentService.GetUserComments(userID.(uint), page, pageSize)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Page(c, comments, total, page, pageSize)
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}
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// GetCommentStats 获取商品评论统计
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func (h *CommentHandler) GetCommentStats(c *gin.Context) {
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productIDStr := c.Param("product_id")
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productID := utils.StringToUint(productIDStr)
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if productID == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "商品ID无效")
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return
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}
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stats, err := h.commentService.GetCommentStats(productID)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, stats)
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}
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// GetCommentDetail 获取评论详情
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func (h *CommentHandler) GetCommentDetail(c *gin.Context) {
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idStr := c.Param("id")
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id := utils.StringToUint(idStr)
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if id == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "评论ID无效")
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return
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}
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comment, err := h.commentService.GetCommentByID(id)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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// 转换为响应格式
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commentResponse := h.convertToResponse(*comment)
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response.Success(c, commentResponse)
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}
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// CreateReply 创建评论回复
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func (h *CommentHandler) CreateReply(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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var req service.CreateReplyRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, err.Error())
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return
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}
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reply, err := h.commentService.CreateReply(userID.(uint), &req, false)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, reply)
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}
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// convertToResponse 转换评论为响应格式
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func (h *CommentHandler) convertToResponse(comment model.Comment) CommentResponse {
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// 解析图片数组
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var images []string
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if comment.Images != "" {
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if err := json.Unmarshal([]byte(comment.Images), &images); err != nil {
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// 如果解析失败，返回空数组
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images = []string{}
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}
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} else {
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images = []string{}
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}
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result := CommentResponse{
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ID: comment.ID,
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UserID: comment.UserID,
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ProductID: comment.ProductID,
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OrderID: comment.OrderID,
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OrderItemID: comment.OrderItemID,
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Rating: comment.Rating,
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Content: comment.Content,
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Images: images,
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IsAnonymous: comment.IsAnonymous,
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Status: comment.Status,
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ReplyCount: comment.ReplyCount,
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LikeCount: comment.LikeCount,
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CreatedAt: comment.CreatedAt.Format("2006-01-02 15:04:05"),
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UpdatedAt: comment.UpdatedAt.Format("2006-01-02 15:04:05"),
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User: &comment.User,
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Product: &comment.Product,
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Order: &comment.Order,
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OrderItem: &comment.OrderItem,
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Replies: comment.Replies,
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}
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// 映射用户名字段
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if comment.User.ID > 0 {
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result.UserName = comment.User.Nickname
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}
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// 映射订单号字段
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if comment.Order.ID > 0 {
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result.OrderNo = comment.Order.OrderNo
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}
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// 提取管理员回复
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for _, reply := range comment.Replies {
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if reply.IsAdmin && reply.Status == 1 { // 只取正常状态的管理员回复
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adminName := "管理员"
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if reply.User.ID > 0 && reply.User.Nickname != "" {
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adminName = reply.User.Nickname
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}
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result.AdminReply = &AdminReplyResponse{
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Content: reply.Content,
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AdminName: adminName,
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CreatedAt: reply.CreatedAt.Format("2006-01-02 15:04:05"),
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}
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break // 只取第一个管理员回复
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}
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}
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return result
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}
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// convertToResponseList 转换评论列表为响应格式
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func (h *CommentHandler) convertToResponseList(comments []model.Comment) []CommentResponse {
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result := make([]CommentResponse, len(comments))
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for i, comment := range comments {
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result[i] = h.convertToResponse(comment)
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}
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return result
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}
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// LikeComment 点赞评论
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func (h *CommentHandler) LikeComment(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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idStr := c.Param("id")
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commentID := utils.StringToUint(idStr)
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if commentID == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "评论ID无效")
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return
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}
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err := h.commentService.LikeComment(commentID, userID.(uint))
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, nil)
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}
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// UnlikeComment 取消点赞评论
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func (h *CommentHandler) UnlikeComment(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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idStr := c.Param("id")
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commentID := utils.StringToUint(idStr)
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if commentID == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "评论ID无效")
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return
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}
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err := h.commentService.UnlikeComment(commentID, userID.(uint))
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, nil)
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}
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// GetUncommentedOrderItems 获取用户未评论的订单项
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func (h *CommentHandler) GetUncommentedOrderItems(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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orderItems, err := h.commentService.GetUncommentedOrderItems(userID.(uint))
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, orderItems)
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}
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// ===== 管理端接口 =====
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// GetCommentListForAdmin 获取评论列表（管理端）
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func (h *CommentHandler) GetCommentListForAdmin(c *gin.Context) {
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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pageSize, _ := strconv.Atoi(c.DefaultQuery("page_size", "20"))
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conditions := make(map[string]interface{})
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if productID := c.Query("product_id"); productID != "" {
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conditions["product_id"] = utils.StringToUint(productID)
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}
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if userID := c.Query("user_id"); userID != "" {
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conditions["user_id"] = utils.StringToUint(userID)
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}
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if rating := c.Query("rating"); rating != "" {
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conditions["rating"] = utils.StringToUint(rating)
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}
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if status := c.Query("status"); status != "" {
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conditions["status"] = utils.StringToUint(status)
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}
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if keyword := c.Query("keyword"); keyword != "" {
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conditions["keyword"] = keyword
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}
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comments, total, err := h.commentService.GetCommentList(page, pageSize, conditions)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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// 转换为响应格式
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commentsResponse := h.convertToResponseList(comments)
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response.Page(c, commentsResponse, total, page, pageSize)
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}
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// UpdateCommentStatus 更新评论状态（管理端）
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func (h *CommentHandler) UpdateCommentStatus(c *gin.Context) {
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idStr := c.Param("id")
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id := utils.StringToUint(idStr)
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if id == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "评论ID无效")
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return
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}
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var req struct {
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Status int `json:"status" binding:"required"`
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}
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if err := c.ShouldBindJSON(&req); err != nil {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, err.Error())
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return
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}
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err := h.commentService.UpdateCommentStatus(id, req.Status)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, nil)
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}
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// DeleteComment 删除评论（管理端）
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func (h *CommentHandler) DeleteComment(c *gin.Context) {
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idStr := c.Param("id")
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id := utils.StringToUint(idStr)
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if id == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "评论ID无效")
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return
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}
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err := h.commentService.DeleteComment(id)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, nil)
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}
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// CreateAdminReply 管理员回复评论
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func (h *CommentHandler) CreateAdminReply(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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var req service.CreateReplyRequest
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if err := c.ShouldBindJSON(&req); err != nil {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, err.Error())
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return
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}
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reply, err := h.commentService.CreateReply(userID.(uint), &req, true)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, reply)
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}
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// CreateAdminReplyForComment 管理员回复指定评论
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func (h *CommentHandler) CreateAdminReplyForComment(c *gin.Context) {
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userID, exists := c.Get("user_id")
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if !exists {
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response.Unauthorized(c)
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return
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}
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// 从URL参数获取评论ID
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commentIDStr := c.Param("id")
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commentID := utils.StringToUint(commentIDStr)
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if commentID == 0 {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, "无效的评论ID")
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return
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}
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// 定义请求结构，只需要content字段
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var reqBody struct {
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Content string `json:"content" binding:"required"`
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}
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if err := c.ShouldBindJSON(&reqBody); err != nil {
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response.ErrorWithMessage(c, response.ERROR_INVALID_PARAMS, err.Error())
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return
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}
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// 构造CreateReplyRequest
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req := service.CreateReplyRequest{
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CommentID: commentID,
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Content: reqBody.Content,
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}
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reply, err := h.commentService.CreateReply(userID.(uint), &req, true)
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if err != nil {
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response.ErrorWithMessage(c, response.ERROR, err.Error())
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return
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}
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response.Success(c, reply)
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}
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Block a user