From 9ca680f84285dc546c33455987c8bf77069ffe35 Mon Sep 17 00:00:00 2001
From: zadam <zadam.apps@gmail.com>
Date: Wed, 20 Mar 2019 21:01:00 +0100
Subject: [PATCH] handle empty search note

---
 src/public/javascripts/services/note_detail_search.js |  2 --
 src/public/javascripts/services/tree_builder.js       | 11 +++++++++++
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/public/javascripts/services/note_detail_search.js b/src/public/javascripts/services/note_detail_search.js
index 9ee52c9a6..9973a26a1 100644
--- a/src/public/javascripts/services/note_detail_search.js
+++ b/src/public/javascripts/services/note_detail_search.js
@@ -9,8 +9,6 @@ const $refreshButton = $('#note-detail-search-refresh-results-button');
 function show() {
     $component.show();
 
-    console.log(noteDetailService.getActiveNote());
-
     try {
         const json = JSON.parse(noteDetailService.getActiveNote().noteContent.content);
 
diff --git a/src/public/javascripts/services/tree_builder.js b/src/public/javascripts/services/tree_builder.js
index ac7aeed57..7dabd0a57 100644
--- a/src/public/javascripts/services/tree_builder.js
+++ b/src/public/javascripts/services/tree_builder.js
@@ -116,8 +116,19 @@ async function prepareRealBranch(parentNote) {
 
 async function prepareSearchBranch(note) {
     const fullNote = await noteDetailService.loadNote(note.noteId);
+
+    console.log("ZZZ", fullNote.noteContent.content);
+
+    if (!fullNote.noteContent.content || !fullNote.noteContent.content.trim()) {
+        return [];
+    }
+
     const json = JSON.parse(fullNote.noteContent.content);
 
+    if (!json.searchString || !json.searchString.trim()) {
+        return [];
+    }
+
     const results = (await server.get('search/' + encodeURIComponent(json.searchString)))
         .filter(res => res.noteId !== note.noteId); // this is necessary because title of the search note is often the same as the search text which would match and create circle