统一金额分制重构

frontend/src/shared/utils/money.ts

@@ -40,12 +40,19 @@ export function centToYuan(cent: number | undefined | null): number {
 }
 
 /**
- * 分转角（四舍五入到0.1元）
- * @example centToJiao(12345) -> 123.5
- * @example centToJiao(12344) -> 123.4
+ * 分转展示用元（四舍五入到0.1元）
+ * @example centToDisplayYuan(12345) -> 123.5
+ * @example centToDisplayYuan(12344) -> 123.4
+ */
+export function centToDisplayYuan(cent: number | undefined | null): number {
+  return roundMoney(centToYuan(cent))
+}
+
+/**
+ * @deprecated 使用 centToDisplayYuan。保留导出避免旧导入立刻失效。
  */
 export function centToJiao(cent: number | undefined | null): number {
-  return Math.round(Number(cent || 0) / 10) / 10
+  return centToDisplayYuan(cent)
 }
 
 /**
@@ -54,7 +61,7 @@ export function centToJiao(cent: number | undefined | null): number {
  * @example formatCent(12344) -> "123.4"
  */
 export function formatCent(cent: number | undefined | null): string {
-  return centToJiao(cent).toFixed(1)
+  return centToDisplayYuan(cent).toFixed(1)
 }
 
 /**