feat: 添加炫彩碎片道具处理逻辑并优化闪光信息存储

修改道具处理逻辑，新增炫彩碎片道具(300212)的使用功能
优化宠物闪光信息存储方式，改为直接赋值而非追加

logic/controller/item_use.go

@@ -1,6 +1,8 @@
 package controller
 
 import (
+	element "blazing/common/data/Element"
+	"blazing/common/data/xmlres"
 	"blazing/common/socket/errorcode"
 	"blazing/logic/service/fight"
 	"blazing/logic/service/item"
@@ -13,8 +15,6 @@ import (
 const (
 	// ItemDefaultLeftTime 道具默认剩余时间（毫秒）
 	ItemDefaultLeftTime = 360000
-	// ItemNeuronID 神经元道具ID
-	ItemNeuronID = 300036
 )
 
 // GetUserItemList 获取用户道具列表
@@ -54,11 +54,15 @@ func (h Controller) UsePetItemOutOfFight(data *item.C2S_USE_PET_ITEM_OUT_OF_FIGH
 	}
 
 	var errcode errorcode.ErrorCode
-	if data.ItemID == ItemNeuronID {
+	switch data.ItemID {
+	case 300036:
 		errcode = h.handleNeuronItem(currentPet, c)
-	} else {
+	case 300212:
+		errcode = h.handlexuancaiItem(currentPet, c)
+	default:
 		errcode = h.handleRegularPetItem(uint32(data.ItemID), currentPet)
 	}
+
 	if errcode != 0 {
 		return nil, errcode
 	}
@@ -91,6 +95,21 @@ func (h Controller) handleNeuronItem(currentPet *model.PetInfo, c *player.Player
 	return 0
 }
 
+// 炫彩碎片 处理神300212
+func (h Controller) handlexuancaiItem(currentPet *model.PetInfo, c *player.Player) errorcode.ErrorCode {
+	r, _ := element.Calculator.GetCombination(int(currentPet.ID))
+	if r.Secondary != nil {
+		return errorcode.ErrorCodes.ErrItemUnusable
+	}
+	items := c.Service.Item.CheakItem(uint32(xmlres.PetMAP[int(currentPet.ID)].Type) + 400686)
+	if items <= 0 {
+		return errorcode.ErrorCodes.ErrInsufficientItems
+	}
+	c.Service.Item.UPDATE(uint32(items), -100)
+	currentPet.FixShiny()
+	return 0
+}
+
 // handleRegularPetItem 处理普通宠物道具
 func (h Controller) handleRegularPetItem(itemID uint32, currentPet *model.PetInfo) errorcode.ErrorCode {
 	handler := item.PetItemRegistry.GetHandler(itemID)