90 lines
2.2 KiB
Go
90 lines
2.2 KiB
Go
package handler
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import (
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"strconv"
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"gotest/internal/service"
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"github.com/gin-gonic/gin"
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)
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// ShopHandler 电商数据处理器
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type ShopHandler struct {
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svc *service.ShopService
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}
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// NewShopHandler 创建电商数据处理器
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func NewShopHandler(svc *service.ShopService) *ShopHandler {
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return &ShopHandler{svc: svc}
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}
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// GetHomeData 获取商城首页数据 GET /api/v1/shop/home
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func (h *ShopHandler) GetHomeData(c *gin.Context) {
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data, err := h.svc.GetHomeData()
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if err != nil {
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FailInternal(c, "获取首页数据失败")
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return
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}
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Success(c, data)
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}
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// ListCategories 获取分类列表 GET /api/v1/shop/categories
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func (h *ShopHandler) ListCategories(c *gin.Context) {
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data, err := h.svc.ListCategories()
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if err != nil {
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FailInternal(c, "获取分类失败")
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return
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}
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Success(c, data)
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}
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// ListProducts 获取商品列表 GET /api/v1/shop/products?category_id=&keyword=&sort=&page=&page_size=
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func (h *ShopHandler) ListProducts(c *gin.Context) {
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categoryID, _ := strconv.ParseUint(c.Query("category_id"), 10, 64)
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keyword := c.Query("keyword")
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sort := c.Query("sort")
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page, _ := strconv.Atoi(c.DefaultQuery("page", "1"))
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pageSize, _ := strconv.Atoi(c.DefaultQuery("page_size", "12"))
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if page < 1 {
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page = 1
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}
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if pageSize < 1 || pageSize > 100 {
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pageSize = 12
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}
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data, err := h.svc.ListProducts(uint(categoryID), keyword, sort, page, pageSize)
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if err != nil {
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FailInternal(c, "获取商品列表失败")
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return
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}
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Success(c, data)
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}
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// GetProduct 获取商品详情 GET /api/v1/shop/products/:id
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func (h *ShopHandler) GetProduct(c *gin.Context) {
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id, err := strconv.ParseUint(c.Param("id"), 10, 64)
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if err != nil {
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FailBadRequest(c, "无效的商品 ID")
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return
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}
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data, err := h.svc.GetProduct(uint(id))
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if err != nil {
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FailBadRequest(c, "商品不存在")
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return
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}
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Success(c, data)
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}
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// ListFeatured 获取推荐商品 GET /api/v1/shop/featured?limit=
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func (h *ShopHandler) ListFeatured(c *gin.Context) {
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limit, _ := strconv.Atoi(c.DefaultQuery("limit", "8"))
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if limit < 1 || limit > 50 {
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limit = 8
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}
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data, err := h.svc.ListFeatured(limit)
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if err != nil {
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FailInternal(c, "获取推荐商品失败")
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return
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}
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Success(c, data)
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}
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