feat: Error handling, cache logic (#4127)

lib/routes/kuaidi100/index.js

@@ -27,12 +27,7 @@ module.exports = async (ctx) => {
             data = query.data;
         }
     } else {
-        data = [
-            {
-                context: message,
-                time,
-            },
-        ];
+        throw new Error(`[本地]信息有误，请检查后重试：${message}`);
     }
 
     // Maybe we can look into isCheck, condition, and state :)

lib/routes/kuaidi100/utils.js

@@ -87,7 +87,7 @@ async function getCompanyList(ctx) {
             list = JSON.parse(list);
             list = list.company;
         } catch (e) {
-            list = [];
+            throw new Error('无法正确获取快递公司列表：请稍后重试');
         }
 
         ctx.cache.set(key, list);
@@ -201,16 +201,21 @@ module.exports = {
             });
 
             query = queryResponse.data;
-            if (query.ischeck === '0' && query.status === '200') {
-                // Not yet complete, don't cache for now.
-                // Per owner suggestion
-            } else {
-                if (query.data[0].context === '查无结果') {
+            if (query.status === '200') {
+                if (query.data && query.data[0].context === '查无结果') {
                     // 查无结果 appears when cookie is invaild, force update cookie.
                     clearCookie(ctx);
+                    throw new Error('暂时无法获取快递信息，请稍后重试...');
+                } else if (query.ischeck === '0') {
+                    // Not yet complete, don't cache for now.
+                    // To avoid frquent link test when add source, add 180s cache
+                    ctx.cache.set(query_key, query, 180);
                 } else {
-                    ctx.cache.set(query_key, query); // Finished, or error id
+                    ctx.cache.set(query_key, query); // Finished, cache id
                 }
+            } else {
+                ctx.cache.set(query_key, query); // Error, cache as well
+                throw new Error(`[${query.status}]信息有误，请重新检查后订阅：${query.message}`);
             }
         } else {
             query = JSON.parse(query);