From 76af6cffce939ef3c9a0952e6f7adc234e92f782 Mon Sep 17 00:00:00 2001
From: Zero~Informatique
Date: Thu, 30 Jan 2020 17:04:09 +0100
Subject: viewer: directories first and sorted by title in the navigation mode

---
 viewer/src/tools.ts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'viewer/src/tools.ts')

diff --git a/viewer/src/tools.ts b/viewer/src/tools.ts
index 5eb287e..57a889d 100644
--- a/viewer/src/tools.ts
+++ b/viewer/src/tools.ts
@@ -27,4 +27,21 @@ export default class Tools {
       .toLowerCase();
   }
 
+
+  public static checkType(item: Gallery.Item | null, type: Gallery.ItemType): boolean {
+    return item?.properties.type === type ?? false;
+  }
+
+  public static directoriesFirst(items: Gallery.Item[]) {
+    return [
+      ...items
+        .filter(child => Tools.checkType(child, "directory"))
+        .sort((a, b) => a.title.localeCompare(b.title)),
+
+      ...items
+        .filter(child => !Tools.checkType(child, "directory")),
+    ];
+  }
+
+
 }
\ No newline at end of file
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