From fe4cda2ff8cbeddcdf08585868005bf973bbca54 Mon Sep 17 00:00:00 2001
From: jiangyong <jiangyong@batiao8.com>
Date: Wed, 2 Sep 2026 15:11:52 +0800
Subject: [PATCH] format

---
 util.go | 19 ++++++++++++-------
 1 file changed, 12 insertions(+), 7 deletions(-)

diff --git a/util.go b/util.go
index fd88b84..290f577 100644
--- a/util.go
+++ b/util.go
@@ -23,18 +23,23 @@ func FormatMoney(number int64) string {
 	return strconv.FormatInt(int64(num1), 10)
 }
 
-// FormatMoney 格式化商品价格
 func FormatMoneyW(number int64) string {
-	yuan := float64(number) / 100
+	sign := ""
+	if number < 0 {
+		sign = "-"
+		number = -number
+	}
+
+	yuan := float64(number) / float64(100)
 
 	// 大于等于1万时，显示为万单位
-	if yuan >= 10000 {
-		wan := yuan / 10000
+	if yuan >= float64(10000) {
+		wan := yuan / float64(10000)
 		// 格式化两位小数，然后去除末尾的0
 		str := fmt.Sprintf("%.2f", wan)
 		str = strings.TrimRight(str, "0")
 		str = strings.TrimRight(str, ".")
-		return str + "w"
+		return sign + str + "w"
 	}
 
 	// 小于10万时，正常显示
@@ -42,9 +47,9 @@ func FormatMoneyW(number int64) string {
 	fen := number % 100
 
 	if fen == 0 {
-		return strconv.FormatInt(yuanInt, 10)
+		return sign + strconv.FormatInt(yuanInt, 10)
 	}
-	return fmt.Sprintf("%d.%02d", yuanInt, fen)
+	return fmt.Sprintf("%s%d.%02d", sign, yuanInt, fen)
 }
 
 func FormatCNY(amountStr string) string {