wip: reuse playlist_filebrowser, works in happy case only

software/frontend/index.html

@@ -147,6 +147,7 @@
     <button onclick="showScreen('menu')">🏠 Main Menu</button>
     <button onclick="showScreen('config')">⚙️ Config Editor</button>
     <button onclick="showScreen('playlist')">🖹 Playlist Editor</button>
+    <button onclick="showScreen('playlist_filebrowser', 'filesystem')">📂 Filesystem</button>
 </nav>
 
 <!-- MAIN MENU -->
@@ -243,7 +244,7 @@
 
 <!-- PLAYLIST EDITOR SCREEN 3: file browser -->
 <div id="screen-playlist_filebrowser" class="screen">
-    <h2>Playlist Editor</h2>
+    <h2 id="playlist-filebrowser-title">Playlist Editor</h2>
     <div id="playlist-filebrowser-container">
         <div class="scroll-container">
             <div class="tree" id="playlist-filebrowser-tree">
@@ -808,6 +809,21 @@
 
         async function onShow(intent) {
             document.getElementById('playlist-filebrowser-addtrack').disabled = true;
+
+            const title = document.getElementById('playlist-filebrowser-title');
+            const cancelButton = document.getElementById('playlist-filebrowser-cancel');
+            const addTracksButton = document.getElementById('playlist-filebrowser-addtrack');
+
+            if (intent === 'filesystem') {
+                title.innerText = "Filesystem";
+                cancelButton.style.display = 'none';
+                addTracksButton.style.display = 'none';
+            } else {
+                title.innerText = "Playlist Editor";
+                cancelButton.style.display = ''
+                addTracksButton.style.display = ''
+            }
+
             if (intent !== 'refresh') {
                 document.getElementById('playlist-filebrowser-upload-progress').value = 0;
                 document.getElementById("playlist-filebrowser-upload-files").value = "";