Refactor API endpoints and modularize controllers and models

public/js/fileManager.js

@@ -0,0 +1,40 @@
+// fileManager.js
+import './fileListView.js';
+import './filePreview.js';
+import './fileEditor.js';
+import './fileDragDrop.js';
+import './fileMenu.js';
+import { initFileActions } from './fileActions.js';
+
+// Initialize file action buttons.
+document.addEventListener("DOMContentLoaded", function () {
+  initFileActions();
+});
+
+// Attach folder drag-and-drop support for folder tree nodes.
+document.addEventListener("DOMContentLoaded", function () {
+  document.querySelectorAll(".folder-option").forEach(el => {
+    import('./fileDragDrop.js').then(module => {
+      el.addEventListener("dragover", module.folderDragOverHandler);
+      el.addEventListener("dragleave", module.folderDragLeaveHandler);
+      el.addEventListener("drop", module.folderDropHandler);
+    });
+  });
+});
+
+// Global keydown listener for file deletion via Delete/Backspace.
+document.addEventListener("keydown", function(e) {
+  const tag = e.target.tagName.toLowerCase();
+  if (tag === "input" || tag === "textarea" || e.target.isContentEditable) {
+    return;
+  }
+  if (e.key === "Delete" || e.key === "Backspace" || e.keyCode === 46 || e.keyCode === 8) {
+    const selectedCheckboxes = document.querySelectorAll("#fileList .file-checkbox:checked");
+    if (selectedCheckboxes.length > 0) {
+      e.preventDefault();
+      import('./fileActions.js').then(module => {
+        module.handleDeleteSelected(new Event("click"));
+      });
+    }
+  }
+});