bl/logic/controller/item_buy.go

package controller

import (
	"blazing/common/data/xmlres"
	"blazing/common/socket/errorcode"

	"blazing/logic/service/item"
	"blazing/logic/service/player"

	"github.com/gogf/gf/v2/util/gconv"
)

// 防止封包通过领取来获取道具

// 领取道具包校验价格
func (h Controller) BuyItem(data *item.BuyInboundInfo, c *player.Player) (result *item.BuyOutboundInfo, err errorcode.ErrorCode) {
	tt, ok := xmlres.ItemsMAP[int(data.ItemId)]
	if ok && tt.Price != 0 && c.UseCoins(data.Count*uint32(tt.Price)) {

		r := c.ItemAdd(data.ItemId, data.Count)
		if r {
			return &item.BuyOutboundInfo{
				ItemId: data.ItemId,
				Level:  1,
				Count:  data.Count,
				Coins:  c.Info.Coins,
			}, 0
		}
		//购买失败,返还豆子

		c.Info.Coins += data.Count * uint32(tt.Price)
	}

	return &item.BuyOutboundInfo{

		Coins: c.Info.Coins,
	}, 0
}
func (h Controller) BuyMItem(data *item.BuyMultiInboundInfo, c *player.Player) (result *item.BuyMultiOutboundInfo, err errorcode.ErrorCode) {

	for _, v := range data.ItemIds {
		iteminfo, ok := xmlres.ItemsMAP[int(v)]

		if ok {
			if !c.UseCoins(uint32(iteminfo.Price)) {
				break
			}
			if c.ItemAdd(v, 1) {
				c.Info.Coins -= uint32(iteminfo.Price)

			}

		}
	}

	return &item.BuyMultiOutboundInfo{

		Coins: c.Info.Coins,
	}, 0
}
func (h Controller) BuyGoldItem(data *item.C2S_GOLD_BUY_PRODUCT, c *player.Player) (result *item.S2C_GoldBuyProductInfo, err errorcode.ErrorCode) {
	r := xmlres.GoldProductMap[int(data.ProductID)]
	usegold := uint32(data.Count) * uint32(gconv.Float64(r.Price)*100)
	if !c.UseGold(usegold) {
		return nil, errorcode.ErrorCodes.ErrSystemError
	}

	isbuycot := c.ItemAdd(uint32(gconv.Uint32(r.ItemID)), uint32(data.Count))
	if isbuycot {
		c.User.UpdateGold(c.Info.UserID, -int64(usegold))
		result = &item.S2C_GoldBuyProductInfo{
			Gold:     c.User.GetGold(uint(c.Info.UserID)),
			PayGold:  usegold,
			Reserved: 0,
		}
	}
	result = &item.S2C_GoldBuyProductInfo{
		Gold:     c.User.GetGold(uint(c.Info.UserID)),
		PayGold:  0,
		Reserved: 0,
	}
	return

}