refactor(erp): 重构字典服务中的货币功能模块

- 将货币相关结构体和方法独立为单独的currency模块
- 在Dict结构体中添加Currency字段以支持货币功能
- 移除原dict.go中的FunctionalCurrency方法实现
- 新增currency.go文件包含完整的货币字典项定义和本位币查询功能

erp/dict.go

@@ -104,13 +104,3 @@ func (d *dict) Delete(ctx context.Context, dictIds []int64) (err error) {
 	err = xClient.Call(ctx, "Delete", dictIds, &reply)
 	return
 }
-
-// FunctionalCurrency @TITLE 本位币
-func (d *dict) FunctionalCurrency(ctx context.Context) (reply DictItem, err error) {
-	xClient, err := client2.GetClient(d)
-	if err != nil {
-		return
-	}
-	err = xClient.Call(ctx, "FunctionalCurrency", 0, &reply)
-	return
-}

erp/dict/currency.go

@@ -0,0 +1,38 @@
+package dict
+
+import (
+	"context"
+	"time"
+
+	client2 "git.kumo.work/shama/service/client"
+)
+
+type currency struct {
+}
+
+type DictItem struct {
+	Id           int64      `json:"id"`
+	CategoryId   int64      `json:"categoryId"`
+	CategoryCode string     `json:"categoryCode"`
+	Sort         int64      `json:"sort"`
+	Value1       string     `json:"value1"`
+	Value2       string     `json:"value2"`
+	Value3       string     `json:"value3"`
+	Value4       string     `json:"value4"`
+	Value5       string     `json:"value5"`
+	Value6       string     `json:"value6"`
+	Value7       string     `json:"value7"`
+	Value8       string     `json:"value8"`
+	CreatedAt    *time.Time `json:"createdAt"`
+	UpdatedAt    *time.Time `json:"updatedAt"`
+}
+
+// FunctionalCurrency @TITLE 本位币
+func (c *currency) FunctionalCurrency(ctx context.Context) (reply DictItem, err error) {
+	xClient, err := client2.GetClient(c)
+	if err != nil {
+		return
+	}
+	err = xClient.Call(ctx, "FunctionalCurrency", 0, &reply)
+	return
+}

erp/dict/dict.go

@@ -3,4 +3,5 @@ package dict
 type Dict struct {
 	Font     font
 	Category category
+	Currency currency
 }