【Go实战 | 电商平台】(10) 搜索商品

v1.POST("products", api.SearchProducts)

type SearchProductsService struct {
  Info string `form:"info" json:"info"`
  PageNum            int    `form:"pageNum"`
  PageSize           int    `form:"pageSize"`
}

func (service *SearchProductsService) Search() serializer.Response {
  ...
}

searchProductsService := service.SearchProductsService{}

c.ShouldBind(&searchProductsService)

res := searchProductsService.Search()

c.JSON(200, res)

func SearchProducts(c *gin.Context) {
  searchProductsService := service.SearchProductsService{}
  if err := c.ShouldBind(&searchProductsService); err == nil {
    res := searchProductsService.Search()
    c.JSON(200, res)
  } else {
    c.JSON(200, ErrorResponse(err))
    logging.Info(err)
  }
}

var products []model.Product
  code := e.SUCCESS

if service.PageSize==0 {
  service.PageSize=15
  }

err := model.DB.Where("name LIKE ?", "%"+service.Info+"%").
  Offset((service.PageNum - 1) * service.PageSize).
  Limit(service.PageSize).Find(&products).Error

return serializer.Response{
  Status: code,
  Data:   serializer.BuildProducts(products),
  Msg:    e.GetMsg(code),
  }