matchmaking-system/internal/biz/virtual_contract.go

package biz

import (
	"context"

	"github.com/go-kratos/kratos/v2/log"

	"matchmaking-system/internal/biz/structure"
	"matchmaking-system/internal/pkg/flags"

	models "matchmaking-system/internal/pkg/model"
)

// UserContractOrder
// @Description:
type UserContractOrder struct {
	ud UserContractOrderRepo

	log *log.Helper
}

// UserContractOrderRepo
// @Description: 操作订单(订单列表|下单|设置止损止盈|撤单|平仓|一键平仓)
type UserContractOrderRepo interface {
	CheckToken(ctx context.Context) (int, error)
	GetBotContractTradeList(ctx context.Context, pageSize, pageCount, userId, status int64) ([]*models.BotContractTrade, int64, error)
	CreateBotContractTrade(ctx context.Context, userId int64, order structure.ContractOrder) (string, error)
	UpdateBotContractStopByOrderId(ctx context.Context, order structure.StopOrder) (bool, error)
	UpdateBotContractCancelByOrderId(ctx context.Context, orderId string) (bool, error)
	UpdateBotContractClosingByOrderId(ctx context.Context, orderId string) (bool, error)
	UpdateBotContractClosingAllByOrderId(ctx context.Context, userId int64) error
}

// NewUserContractOrderRepo
//
//	@Description:
//	@param uo
//	@param logger
//	@return *UserSecondOrder
func NewUserContractOrderRepo(uo UserContractOrderRepo, logger log.Logger) *UserContractOrder {
	return &UserContractOrder{ud: uo, log: log.NewHelper(logger)}
}

// GetUserIdByToken
//
//	@Description: 通过token获取用户Id
//	@receiver uo
//	@param ctx
//	@return int64
//	@return error
func (uo *UserContractOrder) GetUserIdByToken(ctx context.Context) (int64, bool, error) {
	userId, err := uo.ud.CheckToken(ctx)
	if err != nil {
		return 0, false, flags.ErrTokenMessage
	}

	return int64(userId), true, nil
}

// BotContractTradeList
//
//	@Description: 订单列表查询
//	@receiver uo
//	@param ctx
//	@param pageSize
//	@param pageCount
//	@param status
//	@return []*models.BotContractTrade
//	@return int64
//	@return error
func (uo *UserContractOrder) BotContractTradeList(ctx context.Context, pageSize, pageCount, status int64) ([]*models.BotContractTrade, int64, error) {
	userId, token, err := uo.GetUserIdByToken(ctx)
	if userId == 0 || err != nil || !token {
		return nil, 0, flags.ErrTokenMessage
	}

	contractList, totalCount, err := uo.ud.GetBotContractTradeList(ctx, pageSize, pageCount-1, userId, status)
	if err != nil {
		return nil, 0, err
	}

	return contractList, totalCount, nil
}

// ContractPlaceOrder
//
//	@Description: 委托订单
//	@receiver uo
//	@param ctx
//	@param order
//	@return string
//	@return error
func (uo *UserContractOrder) ContractPlaceOrder(ctx context.Context, order structure.ContractOrder) (string, error) {
	userId, token, err := uo.GetUserIdByToken(ctx)
	if !token || err != nil || userId == 0 {
		return flags.SetNull, flags.ErrTokenMessage
	}

	orderId, err := uo.ud.CreateBotContractTrade(ctx, userId, order)
	if err != nil {
		return flags.SetNull, err
	}

	return orderId, nil
}

// ContractUpdatePlaceOrder
//
//	@Description: 设置止盈止损
//	@receiver uo
//	@param ctx
//	@param order
//	@return bool
//	@return error
func (uo *UserContractOrder) ContractUpdatePlaceOrder(ctx context.Context, order structure.StopOrder) (bool, error) {
	userId, token, err := uo.GetUserIdByToken(ctx)
	if !token || err != nil || userId == 0 {
		return false, flags.ErrTokenMessage
	}

	check, err := uo.ud.UpdateBotContractStopByOrderId(ctx, order)
	if err != nil {
		return false, err
	}

	return check, nil
}

// ContractCancel
//
//	@Description: 撤单
//	@receiver uo
//	@param ctx
//	@param orderId
//	@return bool
//	@return error
func (uo *UserContractOrder) ContractCancel(ctx context.Context, orderId string) (bool, error) {
	userId, token, err := uo.GetUserIdByToken(ctx)
	if !token || err != nil || userId == 0 {
		return false, flags.ErrTokenMessage
	}

	check, err := uo.ud.UpdateBotContractCancelByOrderId(ctx, orderId)
	if err != nil {
		return false, err
	}

	return check, nil
}

// ContractPosition
//
//	@Description: 平仓
//	@receiver uo
//	@param ctx
//	@param orderId
//	@return bool
//	@return error
func (uo *UserContractOrder) ContractPosition(ctx context.Context, orderId string) (bool, error) {
	userId, token, err := uo.GetUserIdByToken(ctx)
	if !token || err != nil || userId == 0 {
		return false, flags.ErrTokenMessage
	}

	check, err := uo.ud.UpdateBotContractClosingByOrderId(ctx, orderId)
	if err != nil {
		return false, err
	}

	return check, nil
}

// ContractAllPosition
//
//	@Description: 一键平仓
//	@receiver uo
//	@param ctx
//	@return error
func (uo *UserContractOrder) ContractAllPosition(ctx context.Context) error {
	userId, token, err := uo.GetUserIdByToken(ctx)
	if !token || err != nil || userId == 0 {
		return flags.ErrTokenMessage
	}

	if err = uo.ud.UpdateBotContractClosingAllByOrderId(ctx, userId); err != nil {
		return err
	}

	return nil
}