feat: allow empty for certain routes

lib/middleware/parameter.js

@@ -3,7 +3,7 @@ const he = require('he');
 module.exports = async (ctx, next) => {
     await next();
 
-    if (ctx.state.data && (!ctx.state.data.item || ctx.state.data.item.length === 0)) {
+    if (ctx.state.data && (!ctx.state.data.item || ctx.state.data.item.length === 0) && !ctx.state.allowEmpty) {
         throw Error('this route is empty, please check the origin site or create an issue to feedback on https://github.com/DIYgod/RSSHub/issues/new/choose');
     }
 

lib/routes/appstore/price.js

@@ -49,4 +49,5 @@ module.exports = async (ctx) => {
         link,
         item,
     };
+    ctx.state.allowEmpty = true;
 };