Added no results text for Slack slash command

server/api/hooks.js

@@ -26,24 +26,30 @@ router.post('hooks.slack', async ctx => {
     limit: 5,
   });
 
-  const results = [];
+  if (documents) {
-  let number = 1;
+    const results = [];
-  for (const document of documents) {
+    let number = 1;
-    results.push(
+    for (const document of documents) {
-      `${number}. <${process.env.URL}${document.getUrl()}|${document.title}>`
+      results.push(
-    );
+        `${number}. <${process.env.URL}${document.getUrl()}|${document.title}>`
-    number += 1;
+      );
-  }
+      number += 1;
+    }
 
-  ctx.body = {
+    ctx.body = {
-    text: 'Search results:',
+      text: 'Search results:',
-    attachments: [
+      attachments: [
-      {
+        {
-        text: results.join('\n'),
+          text: results.join('\n'),
-        color: '#3AA3E3',
+          color: '#3AA3E3',
-      },
+        },
-    ],
+      ],
-  };
+    };
+  } else {
+    ctx.body = {
+      text: 'No search results',
+    };
+  }
 });
 
 export default router;