exchange_go/services/binanceservice/spotreset.go

package binanceservice

import (
	"context"
	"errors"
	"fmt"
	"go-admin/app/admin/models"
	DbModels "go-admin/app/admin/models"
	"go-admin/app/admin/service/dto"
	"go-admin/common/const/rediskey"
	"go-admin/common/global"
	"go-admin/common/helper"
	models2 "go-admin/models"
	"go-admin/pkg/utility"
	"go-admin/pkg/utility/snowflakehelper"
	"strconv"
	"strings"
	"time"

	"github.com/bytedance/sonic"
	"github.com/go-admin-team/go-admin-core/logger"
	"github.com/jinzhu/copier"
	"github.com/shopspring/decimal"
	"gorm.io/gorm"
)

/*
订单回调
*/
func ChangeSpotOrder(mapData map[string]interface{}) {
	// 检查订单号是否存在
	orderSn, ok := mapData["c"]
	originOrderSn := mapData["C"] //取消操作 代表原始订单号

	if !ok {
		logger.Error("订单回调失败, 没有订单号", mapData)
		return
	}

	if originOrderSn != nil && originOrderSn != "" {
		orderSn = originOrderSn
	}

	// 获取数据库连接
	db := GetDBConnection()
	if db == nil {
		logger.Error("订单回调失败, 无法获取数据库连接")
		return
	}

	// 获取 Redis 锁
	lockKey := fmt.Sprintf(rediskey.SpotCallBack, orderSn)
	lock := helper.NewRedisLock(lockKey, 200, 5, 100*time.Millisecond)
	if err := acquireLock(lock, orderSn); err != nil {
		return
	}
	defer lock.Release()

	// 查询订单
	preOrder, err := getPreOrder(db, orderSn)
	if err != nil {
		logger.Error("订单回调失败, 查询订单失败:", orderSn, " err:", err)
		return
	}

	// 解析订单状态
	status, ok := mapData["X"]
	if !ok {
		logMapData(mapData)
		return
	}

	// 更新订单状态
	orderStatus, reason := parseOrderStatus(status, mapData)

	if orderStatus == 0 {
		logger.Error("订单回调失败,状态错误:", orderSn, " status:", status, " reason:", reason)
		return
	}

	if err := updateOrderStatus(db, preOrder, orderStatus, reason, true, mapData); err != nil {
		logger.Error("修改订单状态失败:", orderSn, " err:", err)
		return
	}

	// 根据订单类型和状态处理逻辑
	handleOrderByType(db, preOrder, orderStatus)
}

// 获取 Redis 锁
func acquireLock(lock *helper.RedisLock, orderSn interface{}) error {
	acquired, err := lock.AcquireWait(context.Background())
	if err != nil {
		logger.Error("订单回调失败, 获取锁失败:", orderSn, " err:", err)
		return err
	}
	if !acquired {
		logger.Error("订单回调失败, 获取锁失败:", orderSn)
		return fmt.Errorf("failed to acquire lock")
	}
	return nil
}

// 记录 mapData 数据
func logMapData(mapData map[string]interface{}) {
	mapStr, _ := sonic.Marshal(&mapData)
	logger.Error("订单回调失败, 没有状态:", string(mapStr))
}

// 根据订单类型和状态处理逻辑
func handleOrderByType(db *gorm.DB, preOrder *DbModels.LinePreOrder, orderStatus int) {
	switch {
	// 主单成交
	case preOrder.OrderType == 0 && orderStatus == 6:
		handleMainOrderFilled(db, preOrder)

	//主单减仓完毕
	case preOrder.OrderCategory == 1 && preOrder.OrderType == 4 && orderStatus == 6:
		handleMainReduceFilled(db, preOrder)
	//主单取消
	case preOrder.OrderType == 0 && preOrder.Pid == 0 && orderStatus == 4:
		handleMainOrderCancel(preOrder)
	// 止盈成交
	case preOrder.OrderType == 1 && orderStatus == 6:
		handleSpotTakeProfitFilled(db, preOrder)
	//平仓单
	case preOrder.OrderType == 3 && orderStatus == 6:
		handleMainOrderClosePosition(db, preOrder)

	//主单止损回调
	case preOrder.OrderType == 2 && orderStatus == 6:
		removeSpotLossAndAddPosition(preOrder)

		if err := db.Model(&DbModels.LinePreOrder{}).Where("id =?", preOrder.MainId).Update("status", 9).Error; err != nil {
			logger.Errorf("主单止损回调 订单号:%s 修改主单状态失败:%v", preOrder.OrderSn, err)
		}

		if err := db.Model(&DbModels.LinePreOrder{}).Where("main_id =? AND status =0", preOrder.MainId).Update("status", 4).Error; err != nil {
			logger.Errorf("主单止损回调 订单号:%s 修改主单状态失败:%v", preOrder.OrderSn, err)
		}
	}
}

// 主单减仓完毕
func handleMainReduceFilled(db *gorm.DB, preOrder *DbModels.LinePreOrder) {
	apiUserInfo, _ := GetApiInfo(preOrder.ApiId)

	if apiUserInfo.Id == 0 {
		logger.Errorf("handleMainReduceFilled 获取api信息失败,订单号:%s", preOrder.OrderSn)
		return
	}

	tradeSet, err := GetTradeSet(preOrder.Symbol, 0)

	if err != nil {
		logger.Errorf("handleMainReduceFilled 获取交易对设置失败,订单号:%s", preOrder.OrderSn)
		return
	}

	price := utility.StrToDecimal(preOrder.Price)
	parentOrder, _ := GetOrderById(db, preOrder.Pid)
	orders := make([]models.LinePreOrder, 0)
	rate := utility.StringAsFloat(preOrder.Rate)
	ext := models.LinePreOrderExt{}
	//获取订单配置
	db.Model(&ext).Where("order_id =?", preOrder.Pid).First(&ext)

	// 不是100%减仓 就需要挂止盈止损
	if rate < 100 {
		num, err := getSpotPositionNum(apiUserInfo, preOrder, tradeSet)
		if err != nil {
			return
		}

		takeProfitOrder := models.LinePreOrder{}
		copier.Copy(&takeProfitOrder, &preOrder)
		takeProfitOrder.Id = 0
		takeProfitOrder.OrderSn = utility.Int64ToString(snowflakehelper.GetOrderId())
		takeProfitOrder.Status = 0
		takeProfitOrder.Price = price.Mul(decimal.NewFromInt(1).Add(ext.TakeProfitRatio.Div(decimal.NewFromInt(100)))).Truncate(int32(tradeSet.PriceDigit)).String()
		takeProfitOrder.OrderType = 1
		takeProfitOrder.Rate = "100"
		takeProfitOrder.SignPrice = preOrder.Price
		takeProfitOrder.CreatedAt = time.Now()
		takeProfitOrder.BuyPrice = "0"
		takeProfitOrder.MainOrderType = "LIMIT"
		takeProfitOrder.Num = num.String()
		orders = append(orders, takeProfitOrder)

		//有止损单
		if ext.ReduceStopLossRatio.Cmp(decimal.Zero) > 0 {
			var stoploss models.LinePreOrder

			copier.Copy(&stoploss, &preOrder)
			stoploss.Id = 0
			stoploss.OrderSn = utility.Int64ToString(snowflakehelper.GetOrderId())
			stoploss.Status = 0
			stoploss.CreatedAt = time.Now()
			stoploss.OrderType = 2
			stoploss.SignPrice = preOrder.Price
			stoploss.BuyPrice = "0"
			stoploss.Rate = "100"
			stoploss.MainOrderType = "LIMIT"
			stoploss.Num = num.String()

			orders = append(orders, stoploss)
		}

		if err := db.Create(&orders).Error; err != nil {
			logger.Errorf("handleMainReduceFilled 创建止盈止损单失败:%v", err)
			return
		}

		spotApi := SpotRestApi{}
		paramsMap := OrderPlacementService{
			ApiId:            takeProfitOrder.ApiId,
			Symbol:           takeProfitOrder.Symbol,
			Side:             takeProfitOrder.Site,
			Type:             "LIMIT",
			TimeInForce:      "GTC",
			Price:            utility.StrToDecimal(takeProfitOrder.Price),
			Quantity:         num,
			NewClientOrderId: takeProfitOrder.OrderSn,
			StopPrice:        utility.StrToDecimal(takeProfitOrder.Price),
		}
		if err := spotApi.OrderPlace(db, paramsMap); err != nil {
			logger.Errorf("减仓后重下止盈失败 减仓order_sn:%s err:%v", preOrder.OrderSn, err)

			if err2 := db.Model(&takeProfitOrder).Updates(map[string]interface{}{"status": 2, "": err.Error()}).Error; err2 != nil {
				logger.Errorf("handleMainReduceFilled 更新止盈单失败:%v", err2)
			}
		}
	}

	//计算实际亏损
	if parentOrder.Price != "" {
		parentPrice := utility.StrToDecimal(parentOrder.Price)
		reduceNum := utility.StrToDecimal(preOrder.Num)
		lossAmountU := price.Sub(parentPrice).Abs().Mul(reduceNum).Truncate(2)

		if err := db.Model(&parentOrder).Update("loss_amount", lossAmountU).Error; err != nil {
			logger.Errorf("修改主单实际亏损失败 订单号:%s err:%v", parentOrder.OrderSn, err)
		}
	}

	//加仓待触发
	addPositionOrder := DbModels.LinePreOrder{}

	if err := db.Model(&addPositionOrder).Where("main_id =? AND order_category=3 AND status=0", preOrder.MainId).First(addPositionOrder).Error; err != nil {
		logger.Errorf("handleMainReduceFilled 获取加仓单失败,订单号:%s err:%v", preOrder.OrderSn, err)
		return
	}

	keySpotAddPosition := fmt.Sprintf(rediskey.SpotAddPositionList, global.EXCHANGE_BINANCE)

	addPositionData := AddPositionList{
		MainId:     addPositionOrder.MainId,
		Pid:        addPositionOrder.Pid,
		Price:      utility.StrToDecimal(addPositionOrder.Price),
		ApiId:      addPositionOrder.ApiId,
		Symbol:     addPositionOrder.Symbol,
		Side:       addPositionOrder.Site,
		SymbolType: addPositionOrder.SymbolType,
	}

	addVal, err := sonic.MarshalString(addPositionData)

	if err != nil {
		logger.Errorf("handleMainReduceFilled 序列化加仓单失败,订单号:%s err:%v", preOrder.OrderSn, err)
		return
	}

	if err := helper.DefaultRedis.RPushList(keySpotAddPosition, addVal); err != nil {
		logger.Errorf("handleMainReduceFilled 添加加仓单失败,订单号:%s err:%v", preOrder.OrderSn, err)
	}
}

// 获取现货持仓数量
func getSpotPositionNum(apiUserInfo DbModels.LineApiUser, preOrder *DbModels.LinePreOrder, tradeSet models2.TradeSet) (decimal.Decimal, error) {
	client := GetClient(&apiUserInfo)

	resp, _, err := client.SendSpotAuth("/api/v3/account", "GET", map[string]interface{}{
		"omitZeroBalances": true,
	})

	if err != nil {
		logger.Errorf("api_id:%d 交易对:%s 查询用户信息失败:%v", apiUserInfo.Id, preOrder.Symbol, err)
		return decimal.Decimal{}, err
	}

	var balanceInfo SpotAccountInfo
	sonic.Unmarshal(resp, &balanceInfo)
	suffix := utility.ReplaceSuffix(preOrder.Symbol, preOrder.QuoteSymbol, "")
	var num decimal.Decimal

	for _, item := range balanceInfo.Balances {
		if item.Asset == suffix {
			if utility.StrToDecimal(item.Free).Cmp(decimal.Zero) <= 0 {
				logger.Error("handleMainReduceFilled 账户余额不足,交易对：%s 订单号:%s", preOrder.Symbol, preOrder.OrderSn)
				return decimal.Decimal{}, errors.New("账户余额不足")
			}

			num = utility.StrToDecimal(item.Free).Mul(decimal.NewFromFloat(0.998)).Truncate(int32(tradeSet.AmountDigit))
			break
		}
	}
	return num, nil
}

// 主单取消
func handleMainOrderCancel(preOrder *DbModels.LinePreOrder) {
	preOrderKey := fmt.Sprintf(rediskey.PreSpotOrderList, global.EXCHANGE_BINANCE)
	preSpotOrders, _ := helper.DefaultRedis.GetAllList(preOrderKey)
	preOrderCache := DbModels.LinePreOrder{}

	for _, v := range preSpotOrders {
		if v == "" {
			continue
		}

		sonic.Unmarshal([]byte(v), &preOrderCache)
		if preOrderCache.Pid == preOrder.Id {
			_, err := helper.DefaultRedis.LRem(preOrderKey, v)

			if err != nil {
				logger.Errorf("订单回调失败, 回调订单号：%s 删除缓存失败:%v", preOrder.OrderSn, err)
			}
		}
	}
}

// 平仓单
func handleMainOrderClosePosition(db *gorm.DB, preOrder *DbModels.LinePreOrder) {
	//主单平仓
	if preOrder.OrderCategory == 1 {
		ids := []int{preOrder.Pid, preOrder.MainId}
		db.Transaction(func(tx *gorm.DB) error {
			if err := db.Model(&DbModels.LinePreOrder{}).Where("id IN ? AND status=6", ids).Update("status", 9).Error; err != nil {
				logger.Errorf("平仓订单回调失败, 回调订单号：%s 更新主单失败:%v", preOrder.OrderSn, err)
				return err
			}

			if err := db.Model(&DbModels.LinePreOrder{}).Where("main_id =? AND status=0", preOrder.MainId).Update("status", 4).Error; err != nil {
				logger.Errorf("平仓订单回调失败, 回调订单号：%s 更新子单失败:%v", preOrder.OrderSn, err)
				return err
			}

			return nil
		})

	}

	removeSpotLossAndAddPosition(preOrder)
}

// 止盈成交
func handleSpotTakeProfitFilled(db *gorm.DB, preOrder *DbModels.LinePreOrder) {
	removeSpotLossAndAddPosition(preOrder)

	db.Transaction(func(tx *gorm.DB) error {
		ids := []int{preOrder.Pid, preOrder.MainId}
		if err := db.Model(&DbModels.LinePreOrder{}).Where("id IN ? AND status =6", ids).Update("status", 9).Error; err != nil {
			logger.Errorf("止盈订单回调失败, 回调订单号：%s 更新主单失败:%v", preOrder.OrderSn, err)

			return err
		}

		if err := db.Model(&DbModels.LinePreOrder{}).Where("main_id =? AND status=0").Update("status", 4).Error; err != nil {
			logger.Errorf("止盈订单回调失败, 回调订单号：%s 更新取消状态失败:%v", preOrder.OrderSn, err)

			return err
		}

		return nil
	})

}

func removeSpotLossAndAddPosition(preOrder *DbModels.LinePreOrder) {
	stoplossKey := fmt.Sprintf(rediskey.SpotStopLossList, global.EXCHANGE_BINANCE)
	stoplossVal, _ := helper.DefaultRedis.GetAllList(stoplossKey)
	addPositionKey := fmt.Sprintf(rediskey.SpotAddPositionList, global.EXCHANGE_BINANCE)
	addPositionVal, _ := helper.DefaultRedis.GetAllList(addPositionKey)
	reduceKey := fmt.Sprintf(rediskey.SpotReduceList, global.EXCHANGE_BINANCE)
	reduceVal, _ := helper.DefaultRedis.GetAllList(reduceKey)
	stoploss := dto.StopLossRedisList{}
	addPosition := AddPositionList{}
	reduce := ReduceListItem{}

	//止损缓存
	for _, v := range stoplossVal {
		sonic.Unmarshal([]byte(v), &stoploss)
		if stoploss.MainId == preOrder.MainId {
			_, err := helper.DefaultRedis.LRem(stoplossKey, v)

			if err != nil {
				logger.Errorf("订单回调失败, 回调订单号：%s 删除止损缓存失败:%v", preOrder.OrderSn, err)
			}
		}
	}

	//加仓缓存
	for _, v := range addPositionVal {
		sonic.Unmarshal([]byte(v), &addPosition)
		if addPosition.MainId == preOrder.MainId {
			_, err := helper.DefaultRedis.LRem(addPositionKey, v)

			if err != nil {
				logger.Errorf("订单回调失败, 回调订单号：%s 删除加仓缓存失败:%v", preOrder.OrderSn, err)
			}
		}
	}

	//减仓缓存
	for _, v := range reduceVal {
		sonic.Unmarshal([]byte(v), &reduce)
		if reduce.MainId == preOrder.MainId {
			_, err := helper.DefaultRedis.LRem(reduceKey, v)

			if err != nil {
				logger.Errorf("订单回调失败, 回调订单号：%s 删除减仓缓存失败:%v", preOrder.OrderSn, err)
			}
		}
	}
}

// 主单成交
func handleMainOrderFilled(db *gorm.DB, preOrder *DbModels.LinePreOrder) {
	processTakeProfitAndStopLossOrders(db, preOrder)
	tradeSet, _ := GetTradeSet(preOrder.Symbol, 0)

	if tradeSet.Coin == "" {
		logger.Errorf("获取交易对配置失败, 回调订单号：%s", preOrder.OrderSn)
		return
	}

	//主单类型
	if preOrder.OrderCategory == 1 {
		//预生成加仓单
		orderExts, err := GetOrderExts(db, preOrder.Id)

		if err != nil {
			logger.Errorf("预生成加仓单失败, 回调订单号：%s 获取主单拓展配置失败:%v", preOrder.OrderSn, err)
			return
		}

		price := utility.StrToDecimal(preOrder.Price)
		for _, v := range orderExts {
			if v.OrderId == 0 {
				var data DbModels.LinePreOrder

				copier.Copy(&data, &v)

				data.Id = 0
				data.Pid = preOrder.Id
				data.OrderSn = utility.Int64ToString(snowflakehelper.GetOrderId())
				data.MainId = preOrder.Id
				data.CreatedAt = time.Now()
				data.MainOrderType = v.AddPositionOrderType
				data.Status = 0
				data.OrderCategory = 3
				var percentage decimal.Decimal

				if data.Site == "BUY" {
					percentage = decimal.NewFromInt(1).Add(v.AddPositionPriceRatio.Div(decimal.NewFromInt(100)))
				} else {
					percentage = decimal.NewFromInt(1).Sub(v.AddPositionPriceRatio.Div(decimal.NewFromInt(100)))
				}
				data.Price = price.Mul(percentage).Truncate(int32(tradeSet.PriceDigit)).String()

				err := db.Transaction(func(tx *gorm.DB) error {
					if err2 := tx.Create(&data).Error; err2 != nil {
						return err2
					}

					v.OrderId = data.Id
					if err2 := tx.Model(&v).Update("order_id", data.Id).Error; err2 != nil {
						return err2
					}

					return nil
				})

				if err != nil {
					logger.Errorf("预生成加仓单失败, 回调订单号：%s 预生成加仓单失败:%v", preOrder.OrderSn, err)
					return
				}
			}
		}
	}
}

// 解析订单状态
// 5:委托中 6:完全成交 4:取消 9:已平仓
func parseOrderStatus(status interface{}, mapData map[string]interface{}) (int, string) {
	reason, _ := mapData["r"].(string)

	if strings.ToLower(reason) == "none" {
		reason = ""
	}

	switch status {
	case "NEW": // 未成交
		return 5, reason
	case "FILLED": // 完全成交
		return 6, reason
	case "CANCELED", "EXPIRED": // 取消
		return 4, reason
	default:
		return 0, reason
	}
}

// 更新订单状态
func updateOrderStatus(db *gorm.DB, preOrder *models.LinePreOrder, status int, reason string, isSpot bool, mapData map[string]interface{}) error {
	params := map[string]interface{}{"status": strconv.Itoa(status), "desc": reason}

	switch isSpot {
	case true:
		total := decimal.Zero
		totalAmount := decimal.Zero
		if totalStr, ok := mapData["Z"].(string); ok {
			total, _ = decimal.NewFromString(totalStr)
		}
		if totalAmountStr, ok := mapData["z"].(string); ok {
			totalAmount, _ = decimal.NewFromString(totalAmountStr)
		}

		//主单 修改单价 和成交数量
		if total.Cmp(decimal.Zero) > 0 && totalAmount.Cmp(decimal.Zero) > 0 {
			num := totalAmount.Div(decimal.NewFromFloat(100)).Mul(decimal.NewFromFloat(99.8))
			params["num"] = num
			params["price"] = total.Div(totalAmount)
			preOrder.Num = num.String()
			preOrder.Price = total.Div(totalAmount).String()
		}
	case false:
		status, _ := mapData["X"].(string)

		if status == "FILLED" {
			num, _ := decimal.NewFromString(mapData["z"].(string))
			params["num"] = num.Mul(decimal.NewFromFloat(0.998)).String()
			price, _ := mapData["ap"].(string)

			params["price"] = price
			preOrder.Num = num.String()
			preOrder.Price = price
		}
	}

	return db.Model(&DbModels.LinePreOrder{}).Where("order_sn = ? AND status < 6", preOrder.OrderSn).
		Updates(params).Error
}

// 主单成交 处理止盈止损订单
// preOrder 主单
func processTakeProfitAndStopLossOrders(db *gorm.DB, preOrder *models.LinePreOrder) {
	orders := []models.LinePreOrder{}
	tradeSet, _ := GetTradeSet(preOrder.Symbol, 0)

	if tradeSet.Coin == "" {
		logger.Error("获取交易对失败")
		return
	}

	apiInfo, err := GetApiInfo(preOrder.ApiId)
	if apiInfo.Id == 0 {
		logger.Error("订单回调查询apiuserinfo失败 err:", err)
		return
	}

	num, err := getSpotPositionNum(apiInfo, preOrder, tradeSet)

	if err != nil {
		logger.Error("订单回调查询持仓数量失败:", err)
		num = utility.StrToDecimal(preOrder.Num)
	}

	if err := db.Model(&DbModels.LinePreOrder{}).
		Where("pid = ? AND order_category = 1 AND order_type > 0 AND status = '0' ", preOrder.Id).
		Find(&orders).Error; err != nil && errors.Is(err, gorm.ErrRecordNotFound) {
		logger.Error("订单回调查询止盈止损单失败:", err)
		return
	} else if len(orders) == 0 && preOrder.OrderCategory == 3 {
		orders, err = makeSpotTakeAndReduce(preOrder, db, tradeSet, orders, num)

		if err != nil {
			return
		}
	}

	spotApi := SpotRestApi{}

	for i, order := range orders {
		if i >= 2 { // 最多处理 2 个订单
			break
		}

		order.Num = num.Mul(decimal.NewFromFloat(0.998)).Truncate(int32(tradeSet.AmountDigit)).String()

		if order.OrderType == 4 {
			ext := DbModels.LinePreOrderExt{}
			db.Model(&ext).Where("order_id=?", preOrder.Id).Find(&ext)

			if ext.ReduceNumRatio.Cmp(decimal.Zero) > 0 {
				order.Num = num.Mul(ext.ReduceNumRatio.Div(decimal.NewFromInt(100))).Truncate(int32(tradeSet.AmountDigit)).String()
			}
		}

		if err := db.Model(&order).Update("num", order.Num).Error; err != nil {
			logger.Errorf("修改止盈止损数量失败 订单号:%s err:%v", order.OrderSn, err)
		}

		switch order.OrderType {
		case 1: // 止盈
			processTakeProfitOrder(db, spotApi, order)
		case 2: // 止损
			processStopLossOrder(order)
		case 4: //减仓
			processSpotReduceOrder(order)
		}
	}
}

// 构建现货止盈、减仓单
func makeSpotTakeAndReduce(preOrder *DbModels.LinePreOrder, db *gorm.DB, tradeSet models2.TradeSet, orders []DbModels.LinePreOrder, num decimal.Decimal) ([]DbModels.LinePreOrder, error) {
	ext := models.LinePreOrderExt{}
	price := utility.StrToDecimal(preOrder.Price)

	if err := db.Model(&ext).Where("order_id = ?", preOrder.Id).First(&ext).Error; err != nil {
		logger.Error("订单回调查询止盈止损单扩展表失败:", err)
		return nil, errors.New("订单回调查询止盈止损单扩展表失败")
	}

	totalLossAmountU, _ := GetTotalLossAmount(db, preOrder.MainId)

	//止盈单
	if ext.TakeProfitRatio.Cmp(decimal.Zero) > 0 {
		profitOrder := models.LinePreOrder{}
		copier.Copy(&profitOrder, preOrder)

		profitOrder.OrderSn = strconv.FormatInt(snowflakehelper.GetOrderId(), 10)
		profitOrder.Pid = preOrder.Id
		profitOrder.OrderType = 1
		profitOrder.Status = 0
		profitOrder.Rate = ext.TakeProfitRatio.String()
		profitOrder.MainId = ext.MainOrderId
		profitOrder.Num = num.String()

		//止盈需要累加之前的亏损
		if totalLossAmountU.Cmp(decimal.Zero) > 0 {
			profitOrder.Rate = totalLossAmountU.Div(num).Div(price).Sub(decimal.NewFromInt(1)).Abs().Add(ext.TakeProfitRatio).Truncate(2).String()
		} else {
			profitOrder.Rate = ext.TakeProfitRatio.String()
		}

		orders = append(orders, profitOrder)
	}

	//减仓单
	if ext.ReducePriceRatio.Cmp(decimal.Zero) > 0 {
		stopOrder := models.LinePreOrder{}
		copier.Copy(&stopOrder, preOrder)

		stopOrder.OrderSn = strconv.FormatInt(snowflakehelper.GetOrderId(), 10)
		stopOrder.Pid = preOrder.Id
		stopOrder.MainId = ext.MainOrderId
		stopOrder.OrderType = 4
		stopOrder.Status = 0
		stopOrder.Rate = ext.ReducePriceRatio.String()

		if ext.ReduceNumRatio.Cmp(decimal.Zero) > 0 {
			stopOrder.Num = num.Mul(ext.ReduceNumRatio.Div(decimal.NewFromInt(100))).Truncate(int32(tradeSet.AmountDigit)).String()
		} else {
			stopOrder.Num = num.String()
		}

		orders = append(orders, stopOrder)
	}

	for index := range orders {
		if strings.ToUpper(preOrder.Site) == "BUY" {
			orders[index].Site = "SELL"
			orders[index].Price = utility.StrToDecimal(preOrder.Price).Mul(decimal.NewFromInt(1).Sub(ext.ReducePriceRatio.Div(decimal.NewFromInt(100)))).Truncate(int32(tradeSet.PriceDigit)).String()
		} else {
			orders[index].Site = "BUY"
			orders[index].Price = utility.StrToDecimal(preOrder.Price).Mul(decimal.NewFromInt(1).Add(ext.ReducePriceRatio.Div(decimal.NewFromInt(100)))).Truncate(int32(tradeSet.PriceDigit)).String()
		}
	}

	if len(orders) > 0 {
		if err := db.Create(&orders).Error; err != nil {
			logger.Error("主单回调，创建止盈、减仓单失败")
			return orders, errors.New("主单回调，创建止盈、减仓单失败")
		}
	}
	return orders, nil
}

// 现货减仓
func processSpotReduceOrder(preOrder DbModels.LinePreOrder) {
	key := fmt.Sprintf(rediskey.SpotReduceList, global.EXCHANGE_BINANCE)
	item := ReduceListItem{
		Id:      preOrder.Id,
		ApiId:   preOrder.ApiId,
		Pid:     preOrder.Pid,
		MainId:  preOrder.MainId,
		Price:   utility.StrToDecimal(preOrder.Price),
		Num:     utility.StrToDecimal(preOrder.Num),
		Side:    preOrder.Site,
		Symbol:  preOrder.Symbol,
		OrderSn: preOrder.OrderSn,
	}

	itemVal, err := sonic.MarshalString(&item)

	if err != nil {
		logger.Errorf("序列化失败 err:%v", err)
		return
	}

	if err := helper.DefaultRedis.RPushList(key, itemVal); err != nil {
		logger.Errorf("减仓单写入缓存失败 err:%v", err)
		return
	}
}

// 处理止盈订单
func processTakeProfitOrder(db *gorm.DB, spotApi SpotRestApi, order models.LinePreOrder) {
	tradeSet, _ := GetTradeSet(order.Symbol, 0)

	if tradeSet.Coin == "" {
		logger.Error("获取交易对失败")
		return
	}

	price, _ := decimal.NewFromString(order.Price)

	params := OrderPlacementService{
		ApiId:            order.ApiId,
		Symbol:           order.Symbol,
		Side:             order.Site,
		Price:            price.Truncate(int32(tradeSet.PriceDigit)),
		Quantity:         utility.StrToDecimal(order.Num),
		Type:             "TAKE_PROFIT_LIMIT",
		TimeInForce:      "GTC",
		StopPrice:        price.Truncate(int32(tradeSet.PriceDigit)),
		NewClientOrderId: order.OrderSn,
	}

	err := spotApi.OrderPlace(db, params)

	if err != nil {
		for x := 0; x < 5; x++ {
			if strings.Contains(err.Error(), "LOT_SIZE") {
				break
			}

			err = spotApi.OrderPlace(db, params)

			if err == nil {
				break
			}
		}
	}

	if err != nil {
		logger.Error("现货止盈下单失败:", order.OrderSn, " err:", err)
		if err := db.Model(&DbModels.LinePreOrder{}).Where("id = ?", order.Id).
			Updates(map[string]interface{}{"status": "2", "desc": err.Error(), "num": params.Quantity}).Error; err != nil {
			logger.Error("现货止盈下单失败,更新状态失败:", order.OrderSn, " err:", err)
		}
	} else {
		if err := db.Model(&DbModels.LinePreOrder{}).Where("id = ? and status ='0'", order.Id).
			Updates(map[string]interface{}{"status": "1", "num": order.Num}).Error; err != nil {
			logger.Error("现货止盈下单成功,更新状态失败:", order.OrderSn, " err:", err)
		}
	}
}

// 处理止损订单
// order 止损单
func processStopLossOrder(order models.LinePreOrder) error {
	price := utility.StrToDecimal(order.Price)
	stopLoss := dto.StopLossRedisList{
		Id:            order.Id,
		PId:           order.Pid,
		ApiId:         order.ApiId,
		OrderTye:      order.OrderType,
		OrderCategory: order.OrderCategory,
		Price:         price,
		SymbolType:    order.SymbolType,
		Symbol:        order.Symbol,
		Site:          order.Site,
	}

	stoplossVal, _ := sonic.MarshalString(&stopLoss)
	stoplossKey := fmt.Sprintf(rediskey.SpotStopLossList, global.EXCHANGE_BINANCE)

	if stoplossVal == "" {
		return errors.New("stoplossVal is empty")
	}

	if err := helper.DefaultRedis.RPushList(stoplossKey, stoplossVal); err != nil {
		return err
	}

	return nil
}

func GetSystemSetting(db *gorm.DB) (models.LineSystemSetting, error) {
	key := fmt.Sprintf(rediskey.SystemSetting)
	val, _ := helper.DefaultRedis.GetString(key)
	setting := models.LineSystemSetting{}

	if val != "" {
		sonic.UnmarshalString(val, &setting)
	}

	if setting.Id > 0 {
		return setting, nil
	}

	var err error
	setting, err = ResetSystemSetting(db)
	if err != nil {
		return setting, err
	}

	return setting, nil
}

func ResetSystemSetting(db *gorm.DB) (DbModels.LineSystemSetting, error) {
	setting := DbModels.LineSystemSetting{}
	if err := db.Model(&setting).First(&setting).Error; err != nil {
		return setting, err
	}

	settVal, _ := sonic.MarshalString(&setting)

	if settVal != "" {
		if err := helper.DefaultRedis.SetString(rediskey.SystemSetting, settVal); err != nil {
			logger.Error("redis添加系统设置失败", err)
		}
	}
	return DbModels.LineSystemSetting{}, nil
}

// NEW
// PENDING_NEW
// PARTIALLY_FILLED
// FILLED
// CANCELED
// PENDING_CANCEL
// REJECTED
// EXPIRED
// EXPIRED_IN_MATCH