rss: fix empty priceDesc in bilibili mall

routes/bilibili/mallNew.js

@@ -21,7 +21,9 @@ module.exports = async (ctx) => {
         link: 'https://mall.bilibili.com/date.html?page=new',
         item: items.map((item) => ({
             title: item.name,
-            description: `${item.name}<br>${item.pricePrefix}${item.priceSymbol}${item.priceDesc[0]}<br><img referrerpolicy="no-referrer" src="https:${item.img}"><br><a href="${item.itemUrl}">APP 内打开</a>`,
+            description: `${item.name}<br>${item.priceDesc ? `${item.pricePrefix}${item.priceSymbol}${item.priceDesc[0]}` : ''}<br><img referrerpolicy="no-referrer" src="https:${item.img}"><br><a href="${
+                item.itemUrl
+            }">APP 内打开</a>`,
             link: item.itemUrlForH5,
         })),
     };