From 78ab9a6ba6dfe3c84b442c8f17830d0c80c4697f Mon Sep 17 00:00:00 2001
From: wucongxing <815046773@qq.com>
Date: Mon, 6 Nov 2023 11:11:13 +0800
Subject: [PATCH] 5

---
 api/service/doctorWithdrawal.go | 31 +++++++++++++++++++++++--------
 1 file changed, 23 insertions(+), 8 deletions(-)

diff --git a/api/service/doctorWithdrawal.go b/api/service/doctorWithdrawal.go
index 7bb3176..61460c2 100644
--- a/api/service/doctorWithdrawal.go
+++ b/api/service/doctorWithdrawal.go
@@ -2,12 +2,12 @@ package service
 
 import (
 	"errors"
+	"github.com/shopspring/decimal"
 	"hospital-admin-api/api/dao"
 	"hospital-admin-api/api/dto"
 	"hospital-admin-api/api/requests"
 	"hospital-admin-api/global"
 	"hospital-admin-api/utils"
-	"math"
 	"time"
 )
 
@@ -118,12 +118,18 @@ func (r *DoctorWithdrawalService) PutDoctorWithdrawalIncome(req requests.PutDoct
 	}()
 
 	// 计算实际提现金额
-	actualWithdrawalAmount := math.Floor((doctorWithdrawal.AppliedWithdrawalAmount-req.IncomeTax)*100) / 100
+	var appliedWithdrawalAmount = decimal.NewFromFloat(doctorWithdrawal.AppliedWithdrawalAmount)
+	var incomeTax = decimal.NewFromFloat(req.IncomeTax)
+
+	// (计算提现金额-个人所得税金额) * 100 取小数点后3位，
+	actualWithdrawalAmount := appliedWithdrawalAmount.Sub(incomeTax).Mul(decimal.NewFromFloat(100)).Floor().Div(decimal.NewFromFloat(100))
+	// 转为float64
+	result, _ := actualWithdrawalAmount.Float64()
 
 	// 提现申请修改数据-提现金额固定不动，修改个人所得税，实际提现金额跟随变动
 	doctorWithdrawalData := make(map[string]interface{})
-	doctorWithdrawalData["actual_withdrawal_amount"] = actualWithdrawalAmount // 实际提现金额
-	doctorWithdrawalData["income_tax"] = req.IncomeTax                        // 提现所得税金额
+	doctorWithdrawalData["actual_withdrawal_amount"] = result // 实际提现金额
+	doctorWithdrawalData["income_tax"] = req.IncomeTax        // 提现所得税金额
 	err := doctorWithdrawalDao.EditDoctorWithdrawalById(tx, doctorWithdrawal.WithdrawalId, doctorWithdrawalData)
 	if err != nil {
 		tx.Rollback()
@@ -353,7 +359,7 @@ func (r *DoctorWithdrawalService) getDoctorWithdrawalOrderAmountTotal(withdrawal
 	}
 
 	// 总金额
-	var amountTotal float64
+	var amountTotal = decimal.NewFromFloat(0)
 	for _, v := range doctorWithdrawalOrders {
 		// 获取订单数据
 		orderInquiryDao := dao.OrderInquiryDao{}
@@ -374,10 +380,19 @@ func (r *DoctorWithdrawalService) getDoctorWithdrawalOrderAmountTotal(withdrawal
 			return 0, errors.New("存在支付状态错误订单，数据错误")
 		}
 
-		amountTotal = amountTotal + orderInquiry.AmountTotal
+		var orderInquiryAmountTotal = decimal.NewFromFloat(orderInquiry.AmountTotal)
+
+		amountTotal = amountTotal.Sub(orderInquiryAmountTotal)
 	}
 
-	amountTotal = amountTotal * 0.75
+	// 分成比例
+	var prop = decimal.NewFromFloat(0.75)
 
-	return amountTotal, nil
+	// 计算分成
+	amountTotal = amountTotal.Mul(prop)
+
+	// 转为float64
+	result, _ := amountTotal.Float64()
+
+	return result, nil
 }