From f0e006475de0fcf40a601e0279622e50917f5b97 Mon Sep 17 00:00:00 2001
From: Caen De Silva <caen@desilva.se>
Date: Thu, 25 Jul 2024 11:26:24 +0200
Subject: [PATCH] Add static variable to cache the asset map in memory

This change makes it go from a constant ~2ms per call to essentially zero (0.000ms avg on 100 000 iterations)
---
 .../Markdown/Processing/DynamicMarkdownLinkProcessor.php  | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/packages/framework/src/Markdown/Processing/DynamicMarkdownLinkProcessor.php b/packages/framework/src/Markdown/Processing/DynamicMarkdownLinkProcessor.php
index 247a41d3c14..db0e4fc411a 100644
--- a/packages/framework/src/Markdown/Processing/DynamicMarkdownLinkProcessor.php
+++ b/packages/framework/src/Markdown/Processing/DynamicMarkdownLinkProcessor.php
@@ -50,13 +50,15 @@ protected static function routeMap(): array
     }
 
     /**
-     * @todo Consider adding caching, since this is not a singleton like the routes.
-     *
      * @return array<string, \Hyde\Support\Filesystem\MediaFile>
      */
     protected static function assetMap(): array
     {
-        $assetMap = [];
+        static $assetMap = null;
+
+        if ($assetMap !== null) {
+            return $assetMap;
+        }
 
         foreach (MediaFile::all() as $mediaFile) {
             $assetMap[$mediaFile->getPath()] = $mediaFile;