From 528d94a8fb1712e5cd2fcd42eef54d703b3f86f3 Mon Sep 17 00:00:00 2001
From: zadam <zadam.apps@gmail.com>
Date: Mon, 25 Sep 2023 23:05:54 +0200
Subject: [PATCH] accept custom widgets as classes instead of instances, #4274

---
 src/public/app/services/bundle.js | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/public/app/services/bundle.js b/src/public/app/services/bundle.js
index a55abfe4a4..51348111a2 100644
--- a/src/public/app/services/bundle.js
+++ b/src/public/app/services/bundle.js
@@ -53,7 +53,15 @@ class WidgetsByParent {
     }
 
     get(parentName) {
-        return this.byParent[parentName] || [];
+        if (!this.byParent[parentName]) {
+            return [];
+        }
+
+        return this.byParent[parentName]
+            // previously, custom widgets were provided as a single instance, but that has the disadvantage
+            // for splits where we actually need multiple instaces and thus having a class to instantiate is better
+            // https://github.com/zadam/trilium/issues/4274
+            .map(w => w.prototype ? new w() : w);
     }
 }