duoduo/apis/shanghu/merchant.active.draw.product.go

package shanghu

import (
	"duoduo/apis/shanghu/models"
	"duoduo/models/shanghu"
	"duoduo/tools/app"
	"errors"
	"github.com/gin-gonic/gin"
	"github.com/shopspring/decimal"
	"time"
)

// 中奖商品与库存
func DrawProductCreate(c *gin.Context) {
	var inData models.CreateDrawProductRequest
	var sqlData shanghu.MerchantActiveDrawProduct

	err := c.ShouldBindJSON(&inData)
	if err != nil {
		app.Error(c, 400, err, err.Error())
		return
	}

	if inData.DrawProductName == "" || inData.DrawUrl == "" || inData.TotalStock <= 0 {
		app.Error(c, 500, errors.New("必填参数缺失"), "必填参数缺失")
		return
	}

	if !inData.DrawOdds.GreaterThan(decimal.NewFromFloat(0)) {
		app.Error(c, 500, errors.New("中奖率需要大于0"), "中奖率需要大于0")
		return
	}

	sqlData.CreatedAt = time.Now()
	sqlData.UpdatedAt = time.Now()
	sqlData.DrawOdds = inData.DrawOdds
	sqlData.TotalStock = inData.TotalStock
	sqlData.MerchantOpenID = inData.MerchantOpenID
	sqlData.DrawProductName = inData.DrawProductName
	sqlData.Stock = 0
	sqlData.DrawUrl = inData.DrawUrl
	sqlData.Version = 0
	sqlData.IsPrize = inData.IsPrize

	_, err = sqlData.Create()
	if err != nil {
		app.Error(c, 500, err, err.Error())
		return
	}

	app.OK(c, nil, app.Success)
}

// 商品列表
func DrawProductList(c *gin.Context) {
	var inData models.DrawProductListRequest
	var sqlData shanghu.MerchantActiveDrawProduct
	var outData []models.DrawProductListReply

	err := c.ShouldBindJSON(&inData)
	if err != nil {
		app.Error(c, 400, err, err.Error())
		return
	}

	sqlData.MerchantOpenID = inData.OpenId
	var pageSize = 10
	var pageIndex = 1

	if inData.PageSize != 0 {
		pageSize = inData.PageSize
	}
	if inData.PageIndex != 0 {
		pageIndex = inData.PageIndex
	}

	drawProductList, count, err := sqlData.GetDrawProductListByOpenId(pageSize, pageIndex)

	if err != nil {
		app.Error(c, 500, err, err.Error())
		return
	}

	for _, v := range drawProductList {
		var drawProductInfo models.DrawProductListReply
		drawProductInfo.DrawProductName = v.DrawProductName
		drawProductInfo.DrawOdds = v.DrawOdds
		drawProductInfo.MerchantOpenID = v.MerchantOpenID
		drawProductInfo.DrawUrl = v.DrawUrl
		drawProductInfo.ActiveConfigID = v.ActiveConfigID
		drawProductInfo.ID = v.ID
		drawProductInfo.Stock = v.Stock
		drawProductInfo.TotalStock = v.TotalStock
		drawProductInfo.IsPrize = v.IsPrize

		outData = append(outData, drawProductInfo)
	}

	app.PageOK(c, outData, count, pageIndex, pageSize, app.Success)

}