fix:修复现金池平均兑换汇率精度问题

@@ -21,6 +21,7 @@ require (
 	github.com/onsi/gomega v1.7.1
 	github.com/sergi/go-diff v1.1.0 // indirect
 	github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644 // indirect
+	github.com/shopspring/decimal v1.2.0 // indirect
 	github.com/smartystreets/goconvey v1.6.4 // indirect
 	github.com/valyala/fasthttp v1.9.0 // indirect
 	github.com/xeipuuv/gojsonschema v1.2.0 // indirect

@@ -110,6 +110,8 @@ github.com/sergi/go-diff v1.1.0 h1:we8PVUC3FE2uYfodKH/nBHMSetSfHDR6scGdBi+erh0=
 github.com/sergi/go-diff v1.1.0/go.mod h1:STckp+ISIX8hZLjrqAeVduY0gWCT9IjLuqbuNXdaHfM=
 github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644 h1:X+yvsM2yrEktyI+b2qND5gpH8YhURn0k8OCaeRnkINo=
 github.com/shiena/ansicolor v0.0.0-20151119151921-a422bbe96644/go.mod h1:nkxAfR/5quYxwPZhyDxgasBMnRtBZd0FCEpawpjMUFg=
+github.com/shopspring/decimal v1.2.0 h1:abSATXmQEYyShuxI4/vyW3tV1MrKAJzCZ/0zLUXYbsQ=
+github.com/shopspring/decimal v1.2.0/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFRcu2hWCYk4o=
 github.com/siddontang/go v0.0.0-20180604090527-bdc77568d726/go.mod h1:3yhqj7WBBfRhbBlzyOC3gUxftwsU0u8gqevxwIHQpMw=
 github.com/siddontang/ledisdb v0.0.0-20181029004158-becf5f38d373/go.mod h1:mF1DpOSOUiJRMR+FDqaqu3EBqrybQtrDDszLUZ6oxPg=
 github.com/siddontang/rdb v0.0.0-20150307021120-fc89ed2e418d/go.mod h1:AMEsy7v5z92TR1JKMkLLoaOQk++LVnOKL3ScbJ8GNGA=

@@ -255,7 +255,10 @@ func (cashPoolService *CashPoolService) GetCashPool(getCashPoolQuery *query.GetC
 				"createTime": time.Now(),
 			}, nil
 		} else {
+			cashPools[0].Rate, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", cashPools[0].Rate), 64)
 			cashPools[0].LastRate = lastActivityRate
+			cashPools[0].ExchangedCash, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", cashPools[0].ExchangedCash), 64)
+			cashPools[0].ExchangedSuMoney, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", cashPools[0].ExchangedSuMoney), 64)
 			return cashPools[0], nil
 		}
 	}

 package domain
 
 import (
-	"fmt"
-	"strconv"
 	"time"
 )
 
@@ -31,19 +29,24 @@ func (cashPool *CashPool) Update(data map[string]interface{}) error {
 		cashPool.Cash = cash.(float64)
 	}
 	if exchangedCash, ok := data["exchangedCash"]; ok {
-		cashPool.ExchangedCash, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", exchangedCash.(float64)), 64)
+		//cashPool.ExchangedCash, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", exchangedCash.(float64)), 64)
+		cashPool.ExchangedCash = exchangedCash.(float64)
 	}
 	if unExchangeCash, ok := data["unExchangeCash"]; ok {
-		cashPool.UnExchangeCash, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", unExchangeCash.(float64)), 64)
+		//cashPool.UnExchangeCash, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", unExchangeCash.(float64)), 64)
+		cashPool.UnExchangeCash = unExchangeCash.(float64)
 	}
 	if exchangedSuMoney, ok := data["exchangedSuMoney"]; ok {
-		cashPool.ExchangedSuMoney, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", exchangedSuMoney.(float64)), 64)
+		//cashPool.ExchangedSuMoney, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", exchangedSuMoney.(float64)), 64)
+		cashPool.ExchangedSuMoney = exchangedSuMoney.(float64)
 	}
 	if unExchangeSuMoney, ok := data["unExchangeSuMoney"]; ok {
-		cashPool.UnExchangeSuMoney, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", unExchangeSuMoney.(float64)), 64)
+		//cashPool.UnExchangeSuMoney, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", unExchangeSuMoney.(float64)), 64)
+		cashPool.UnExchangeSuMoney = unExchangeSuMoney.(float64)
 	}
 	if rate, ok := data["rate"]; ok {
-		cashPool.Rate, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", rate.(float64)), 64)
+		//cashPool.Rate, _ = strconv.ParseFloat(fmt.Sprintf("%.2f", rate.(float64)), 64)
+		cashPool.Rate = rate.(float64)
 	}
 	return nil
 }