```

refactor(item): 优化物品添加逻辑并移除冗余代码

- 修改 ItemAdd 方法签名，从可变参数改为两个独立参数 itemId 和 itemCnt
- 移除了对 model.ItemInfo 的依赖，简化调用方式
- 更新所有调用 ItemAdd 的地方以适配新接口
- 删除未使用的 imports 和注释掉的旧配置加载逻辑
- 修复购买物品时金币扣除与物品发放的一致性问题
- 增加玩家操作消耗塞尔豆的扣费逻辑（如宠物治疗、技能设置等）

此变更提升了代码简洁性和一致性，并增强了业务逻辑的准确性。
```

logic/controller/item_buy.go

@@ -6,7 +6,6 @@ import (
 
 	"blazing/logic/service/item"
 	"blazing/logic/service/player"
-	"blazing/modules/blazing/model"
 
 	"github.com/gogf/gf/v2/util/gconv"
 )
@@ -15,8 +14,8 @@ func (h Controller) BuyItem(data *item.BuyInboundInfo, c *player.Player) (result
 	tt, ok := xmlres.ItemsMAP[int(data.ItemId)]
 	if ok && tt.Price != 0 && c.UseCoins(data.Count*uint32(tt.Price)) {
 
-		r := c.ItemAdd(model.ItemInfo{ItemId: data.ItemId, ItemCnt: data.Count})
-		if len(r) != 0 {
+		r := c.ItemAdd(data.ItemId, data.Count)
+		if r {
 			return &item.BuyOutboundInfo{
 				ItemId: data.ItemId,
 				Level:  1,
@@ -25,6 +24,7 @@ func (h Controller) BuyItem(data *item.BuyInboundInfo, c *player.Player) (result
 			}, 0
 		}
 		//购买失败,返还豆子
+
 		c.Info.Coins += data.Count * uint32(tt.Price)
 	}
 
@@ -34,22 +34,22 @@ func (h Controller) BuyItem(data *item.BuyInboundInfo, c *player.Player) (result
 	}, 0
 }
 func (h Controller) BuyMItem(data *item.BuyMultiInboundInfo, c *player.Player) (result *item.BuyMultiOutboundInfo, err errorcode.ErrorCode) {
-	var rrr []model.ItemInfo
+
 	for _, v := range data.ItemIds {
-		_, ok := xmlres.ItemsMAP[int(v)]
+		iteminfo, ok := xmlres.ItemsMAP[int(v)]
 
 		if ok {
-			rrr = append(rrr, model.ItemInfo{ItemId: uint32(v), ItemCnt: 1})
+			if !c.UseCoins(uint32(iteminfo.Price)) {
+				break
+			}
+			if c.ItemAdd(v, 1) {
+				c.Info.Coins -= uint32(iteminfo.Price)
+
+			}
 
 		}
 	}
-	r := c.ItemAdd(rrr...)
-	if len(r) != 0 {
-		return &item.BuyMultiOutboundInfo{
 
-			Coins: c.Info.Coins,
-		}, 0
-	}
 	return &item.BuyMultiOutboundInfo{
 
 		Coins: c.Info.Coins,
@@ -57,22 +57,25 @@ func (h Controller) BuyMItem(data *item.BuyMultiInboundInfo, c *player.Player) (
 }
 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)]
-
-	if !c.UseGold(uint32(data.Count) * uint32(gconv.Uint32(r.Price)*100)) {
+	usegold := uint32(data.Count) * uint32(gconv.Uint32(r.Price)*100)
+	if !c.UseGold(usegold) {
 		return nil, errorcode.ErrorCodes.ErrSystemError
 	}
-	r1 := c.ItemAdd(model.ItemInfo{ItemId: uint32(gconv.Uint32(r.ItemID)), ItemCnt: uint32(data.Count)})
-	isbuycot := len(r1)
-
-	usegold := uint32(uint32(len(r1))) * uint32(gconv.Uint32(r.Price)*100)
-	c.User.SetGold(c.Info.UserID, c.User.GetGold(uint(c.Info.UserID))-usegold)
 
+	isbuycot := c.ItemAdd(uint32(gconv.Uint32(r.ItemID)), uint32(data.Count))
+	if isbuycot {
+		c.User.SetGold(c.Info.UserID, c.User.GetGold(uint(c.Info.UserID))-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:  uint32(isbuycot) * uint32(gconv.Uint32(r.Price)),
+		PayGold:  0,
 		Reserved: 0,
 	}
-
 	return
 
 }