修复直接在印花preview后印花overall丢失

src/store/Detail/designDetail.ts

@@ -315,6 +315,24 @@ const DesignDetail : Module<DesignDetail,RootState> = {
 					detailItem.offset = [0,0]
 					detailItem.transpose = item.transpose || [1,1]
 					detailItem.rotate = item.rotate || 0
+					function isJSONString(str) {
+						try {
+							JSON.parse(str);
+							return true;  // 解析成功，是有效的JSON字符串
+						} catch (e) {
+							return false; // 解析失败，不是有效的JSON字符串
+						}
+					}
+					item.trims?.prints?.forEach((item:any) => {
+						if(isJSONString(item.object)){
+							item.object = JSON.parse(item.object)
+						}
+					});
+					item.printObject?.prints?.forEach((item:any) => {
+						if(isJSONString(item.object)){
+							item.object = JSON.parse(item.object)
+						}
+					});
 					detailItem.printObject = item.printObject
 					detailItem.trims = item.trims
 					detailItem.type = item.type
@@ -345,7 +363,6 @@ const DesignDetail : Module<DesignDetail,RootState> = {
 					uploadDetail(state.selectDetail)
 				}
 			}
-			if(value.fun)value.fun()
 
 		},