Support default folder expanding

src/folderSuggestModal.ts

@@ -1,10 +1,13 @@
 import { App, FuzzySuggestModal, TFolder, WorkspaceLeaf } from "obsidian";
+import type FolderNavigatorPlugin from "./main";
 
 export class FolderSuggestModal extends FuzzySuggestModal<TFolder> {
     folders: TFolder[];
+    plugin: FolderNavigatorPlugin;
 
-    constructor(app: App) {
+    constructor(app: App, plugin: FolderNavigatorPlugin) {
         super(app);
+        this.plugin = plugin;
         this.setPlaceholder("Type folder name...");
         this.folders = this.getAllFolders();
     }
@@ -84,6 +87,21 @@ export class FolderSuggestModal extends FuzzySuggestModal<TFolder> {
                     () => folderEl.removeClass("nav-folder-title-highlighted"),
                     2000,
                 );
+
+                // If expandTargetFolder is enabled, expand the target folder
+                if (this.plugin.settings.expandTargetFolder) {
+                    const collapseIndicator =
+                        folderEl.querySelector(".collapse-icon");
+                    if (collapseIndicator) {
+                        const isCollapsed =
+                            collapseIndicator.classList.contains(
+                                "is-collapsed",
+                            );
+                        if (isCollapsed) {
+                            (collapseIndicator as HTMLElement).click();
+                        }
+                    }
+                }
             }
         }, 50);
     }

src/main.ts

@@ -17,7 +17,7 @@ export default class FolderNavigatorPlugin extends Plugin {
             id: "open-folder-navigator",
             name: "Navigate to folder",
             callback: () => {
-                new FolderSuggestModal(this.app).open();
+                new FolderSuggestModal(this.app, this).open();
             },
         });
     }

src/settings.ts

@@ -2,8 +2,10 @@ import { App } from "obsidian";
 
 export interface PluginSettings {
     maxResults: number;
+    expandTargetFolder: boolean;
 }
 
 export const DEFAULT_SETTINGS: PluginSettings = {
     maxResults: 10,
+    expandTargetFolder: true, // Enable by default for better navigation
 };

src/settingsTab.ts

@@ -26,5 +26,19 @@ export class SettingsTab extends PluginSettingTab {
                         await this.plugin.saveSettings();
                     }),
             );
+
+        new Setting(containerEl)
+            .setName("Expand target folder on navigation")
+            .setDesc(
+                "When enabled, folders will be automatically expanded when you navigate to them",
+            )
+            .addToggle((toggle) =>
+                toggle
+                    .setValue(this.plugin.settings.expandTargetFolder)
+                    .onChange(async (value) => {
+                        this.plugin.settings.expandTargetFolder = value;
+                        await this.plugin.saveSettings();
+                    }),
+            );
     }
 }