fix: template error when no items

src/utils/string-template.ts

@@ -44,7 +44,7 @@ const templates = {
 
   'order-detail': {
     converter: (context?: {
-      items: {
+      items?: {
         product: RequestWork['productService']['product'];
         list: RequestWork[];
       }[];
@@ -53,11 +53,13 @@ const templates = {
         discount?: number;
       }[];
     }) => {
-      return context?.items.flatMap((item) => {
+      return (
+        context?.items?.flatMap((item) => {
           const price = formatNumberDecimal(
             item.product.serviceCharge -
-            (context.itemsDiscount?.find((v) => v.productId === item.product.id)
+              (context.itemsDiscount?.find(
-              ?.discount || 0),
+                (v) => v.productId === item.product.id,
+              )?.discount || 0),
           );
 
           const list = item.list.map((v, i) => {
@@ -69,10 +71,14 @@ const templates = {
               `(${branch.customer.customerType === 'PERS' ? `นายจ้าง ${branch.namePrefix}. ${branch.firstNameEN} ${branch.lastNameEN} `.toUpperCase() : branch.registerName})`
             );
           });
-        return [`- ${item.product.name} ราคา ${price} บาท`, '', ...list].join(
+          return [
-          '<br />',
+            `- ${item.product.name} ราคา ${price} บาท`,
-        );
+            '',
-      });
+            ...list,
+            '',
+          ].join('<br />');
+        }) || []
+      ).join('<br />');
     },
   },
 } as const;