From 208baa56e911630c867219253158d6bc52e4bb77 Mon Sep 17 00:00:00 2001
From: zadam <adam.zivner@gmail.com>
Date: Mon, 22 Feb 2021 21:59:37 +0100
Subject: [PATCH] error handling

---
 src/public/app/services/utils.js      |  4 ++++
 src/services/note_cache/similarity.js | 10 +++++++++-
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/public/app/services/utils.js b/src/public/app/services/utils.js
index ec2bd13f7..4126b48df 100644
--- a/src/public/app/services/utils.js
+++ b/src/public/app/services/utils.js
@@ -193,6 +193,10 @@ function getNoteTypeClass(type) {
 }
 
 function getMimeTypeClass(mime) {
+    if (!mime) {
+        return "";
+    }
+
     const semicolonIdx = mime.indexOf(';');
 
     if (semicolonIdx !== -1) {
diff --git a/src/services/note_cache/similarity.js b/src/services/note_cache/similarity.js
index 116f51267..4fecae088 100644
--- a/src/services/note_cache/similarity.js
+++ b/src/services/note_cache/similarity.js
@@ -238,7 +238,15 @@ async function findSimilarNotes(noteId) {
         return [];
     }
 
-    const dateLimits = buildDateLimits(baseNote);
+    let dateLimits;
+
+    try {
+        dateLimits = buildDateLimits(baseNote);
+    }
+    catch (e) {
+        throw new Error(`Date limits failed with ${e.message}, entity: ${JSON.stringify(baseNote.pojo)}`);
+    }
+
     const rewardMap = buildRewardMap(baseNote);
     let ancestorRewardCache = {};
     const ancestorNoteIds = new Set(baseNote.ancestors.map(note => note.noteId));