app-cloudep-order-server/internal/logic/orderservice/get_order_logic.go

package orderservicelogic

import (
	"context"

	ers "code.30cm.net/digimon/library-go/errs"
	"github.com/shopspring/decimal"

	"app-cloudep-order-server/gen_result/pb/tweeting"
	"app-cloudep-order-server/internal/svc"

	"github.com/zeromicro/go-zero/core/logx"
)

type GetOrderLogic struct {
	ctx    context.Context
	svcCtx *svc.ServiceContext
	logx.Logger
}

func NewGetOrderLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetOrderLogic {
	return &GetOrderLogic{
		ctx:    ctx,
		svcCtx: svcCtx,
		Logger: logx.WithContext(ctx),
	}
}

// GetOrderQuery 取得訂單
type GetOrderQuery struct {
	BusinessID string `json:"business_id" validate:"required"`
}

// GetOrder 取得訂單詳情
func (l *GetOrderLogic) GetOrder(in *tweeting.GetOrderReq) (*tweeting.GetOrderResp, error) {
	// 驗證資料
	if err := l.svcCtx.Validate.ValidateAll(&GetOrderQuery{
		BusinessID: in.GetBusinessId(),
	}); err != nil {
		// 錯誤代碼 06-011-00
		return nil, ers.InvalidFormat(err.Error())
	}

	order, err := l.svcCtx.OrderModel.FindOneBusinessID(l.ctx, in.GetBusinessId())
	if err != nil {
		return nil, err
	}

	return &tweeting.GetOrderResp{
		UpdateTime:  order.UpdateTime,
		CreateTime:  order.CreateTime,
		BusinessId:  order.BusinessID,
		OrderType:   int32(order.OrderType),
		OrderStatus: int32(order.OrderStatus),
		Brand:       order.Brand,
		OrderUid:    order.OrderUID,
		ReferenceId: order.ReferenceID,
		Count:       order.Count.String(),
		OrderFee:    order.OrderFee.String(),
		Amount:      order.Amount.String(),
		// 下面的是未來擴充用，加密貨幣用，或者幣別轉換用，普通訂單用不到
		ReferenceBrand:       order.ReferenceBrand,
		ReferenceUid:         order.ReferenceUID,
		WalletStatus:         order.WalletStatus,
		ThreePartyStatus:     order.ThreePartyStatus,
		DirectionType:        order.DirectionType,
		CryptoType:           order.CryptoType,
		ThirdPartyFee:        decimalToString(*order.ThirdPartyFee),
		CryptoToUsdtRate:     decimalToString(*order.CryptoToUSDTRate),
		FiatToUsdRate:        decimalToString(*order.FiatToUSDRate),
		FeeCryptoToUsdtRate:  decimalToString(*order.FeeCryptoToUSDTRate),
		UsdtToCryptoTypeRate: decimalToString(*order.USDTToCryptoTypeRate),
		PaymentFiat:          order.PaymentFiat,
		PaymentUnitPrice:     decimalToString(*order.PaymentUnitPrice),
		PaymentTemplateId:    order.PaymentTemplateID,
		OrderArrivalTime:     order.OrderArrivalTime,
		OrderPaymentTime:     order.OrderPaymentTime,
		UnpaidTimeoutSecond:  order.UnpaidTimeoutSecond,
		ChainType:            order.ChainType,
		TxHash:               order.TxHash,
		FromAddress:          order.FromAddress,
		ToAddress:            order.ToAddress,
		ChainFee:             decimalToString(*order.ChainFee),
		ChainFeeCrypto:       order.ChainFeeCrypto,
		Memo:                 order.Memo,
		OrderNote:            order.OrderNote,
	}, nil
}

func decimalToString(amount decimal.Decimal) *string {
	a := amount.String()

	return &a
}