Add 'Restore last session on launch' setting (reopen last note + view)

src/lib/api.ts

@@ -226,6 +226,7 @@ export async function setGeneralSettings(
   closeToTray: boolean,
   enableWikiLinks: boolean,
   showNoteDates: boolean,
+  restoreLastSession: boolean,
 ): Promise<void> {
   return invoke("set_general_settings", {
     compactNotes,
@@ -242,6 +243,7 @@ export async function setGeneralSettings(
     closeToTray,
     enableWikiLinks,
     showNoteDates,
+    restoreLastSession,
   });
 }
 

src/lib/components/AppLayout.svelte

@@ -33,6 +33,8 @@
 		quickAccessPaths,
 		tags,
 		notes,
+		notebooks,
+		rootNoteCount,
 		viewMode,
 		sortMode,
 		activeTag,
@@ -53,7 +55,16 @@
 	import { debounce } from '$lib/utils/debounce';
 	import { openNoteWindow } from '$lib/utils/window';
 	import { get } from 'svelte/store';
-	import type { VaultState, FileEvent } from '$lib/types';
+	import type { VaultState, FileEvent, NotebookEntry } from '$lib/types';
+
+	function findNotebookByPath(list: NotebookEntry[], relPath: string): NotebookEntry | null {
+		for (const nb of list) {
+			if (nb.relative_path === relPath) return nb;
+			const found = findNotebookByPath(nb.children, relPath);
+			if (found) return found;
+		}
+		return null;
+	}
 
 	let sidebar: Sidebar;
 	let noteList: NoteList;
@@ -186,7 +197,10 @@
 			collapsed_notebooks: $collapsedNotebooks,
 			notebook_sort_mode: $notebookSortMode,
 			notebook_order: $notebookOrder,
-			sort_mode: $sortMode
+			sort_mode: $sortMode,
+			last_view_mode: $viewMode,
+			last_notebook: $activeNotebook?.relative_path ?? null,
+			last_tag: $activeTag
 		};
 		try {
 			await saveVaultState(state);
@@ -428,8 +442,18 @@
 		persistState();
 	});
 
+	$effect(() => {
+		$viewMode;
+		$activeNotebook;
+		$activeTag;
+		persistState();
+	});
+
 	onMount(async () => {
 		let lastNotePath: string | null = null;
+		let lastViewMode = '';
+		let lastNotebook: string | null = null;
+		let lastTag: string | null = null;
 		try {
 			const state = await loadVaultState();
 			$sidebarWidth = state.sidebar_width;
@@ -440,6 +464,9 @@
 			$notebookOrder = state.notebook_order ?? {};
 			if (state.sort_mode === 'created' || state.sort_mode === 'title' || state.sort_mode === 'modified') $sortMode = state.sort_mode;
 			lastNotePath = state.last_open_note ?? null;
+			lastViewMode = state.last_view_mode ?? '';
+			lastNotebook = state.last_notebook ?? null;
+			lastTag = state.last_tag ?? null;
 		} catch (_) {}
 
 		// On mobile, prefetch last-opened note so first tap is instant
@@ -457,6 +484,34 @@
 		// Run sidebar and note list refresh in parallel
 		await Promise.all([sidebar?.refresh(), noteList?.refresh()]);
 
+		// Restore the last session (view + open note) if enabled.
+		if ($appConfig?.restore_last_session) {
+			const vault = $appConfig?.active_vault;
+			if (lastViewMode === 'notebook' && lastNotebook === '' && vault) {
+				$viewMode = 'notebook';
+				$activeNotebook = { name: 'Unfiled Notes', path: vault, relative_path: '', children: [], note_count: $rootNoteCount };
+				$activeTag = null;
+				await noteList?.refresh();
+			} else if (lastViewMode === 'notebook' && lastNotebook) {
+				const nb = findNotebookByPath($notebooks, lastNotebook);
+				if (nb) { $viewMode = 'notebook'; $activeNotebook = nb; $activeTag = null; await noteList?.refresh(); }
+			} else if (lastViewMode === 'tag' && lastTag) {
+				$viewMode = 'tag'; $activeTag = lastTag; $activeNotebook = null; await noteList?.refresh();
+			} else if (lastViewMode === 'quickaccess') {
+				$viewMode = 'quickaccess'; $activeNotebook = null; $activeTag = null; await noteList?.refresh();
+			}
+			// Open the last note on desktop (mobile reopens it via its own prefetch path below).
+			if (!isMobile && lastNotePath) {
+				try {
+					const content = await readNote(lastNotePath);
+					$activeNote = content;
+					$activeNotePath = lastNotePath;
+					$editorDirty = false;
+					editor?.loadNote(lastNotePath, content.content);
+				} catch (_) {}
+			}
+		}
+
 		// On mobile, derive tags from the scanned notes (avoids a separate full-scan Rust call)
 		if (isMobile) {
 			const tagMap = new Map<string, number>();

src/lib/components/SettingsPanel.svelte

@@ -458,6 +458,7 @@
 	// General settings
 	let compactNotes = $state($appConfig?.compact_notes ?? false);
 	let showNoteDates = $state($appConfig?.show_note_dates ?? true);
+	let restoreLastSession = $state($appConfig?.restore_last_session ?? false);
 	let timeFormat = $state($appConfig?.time_format ?? 'relative');
 	let gpuAcceleration = $state($appConfig?.gpu_acceleration ?? true);
 	let autostart = $state($appConfig?.autostart ?? false);
@@ -514,6 +515,7 @@
 		if ($appConfig) {
 			$appConfig.compact_notes = compactNotes;
 			$appConfig.show_note_dates = showNoteDates;
+			$appConfig.restore_last_session = restoreLastSession;
 			$appConfig.time_format = timeFormat;
 			$appConfig.gpu_acceleration = gpuAcceleration;
 			$appConfig.autostart = autostart;
@@ -527,7 +529,7 @@
 			$appConfig.close_to_tray = closeToTray;
 			$appConfig.enable_wiki_links = enableWikiLinks;
 		}
-		setGeneralSettings(compactNotes, timeFormat, gpuAcceleration, autostart, pdfPreview, pdfHeight, titleMode, hideTitleInBody, showLineNumbers, defaultViewMode, showTrayIcon, closeToTray, enableWikiLinks, showNoteDates)
+		setGeneralSettings(compactNotes, timeFormat, gpuAcceleration, autostart, pdfPreview, pdfHeight, titleMode, hideTitleInBody, showLineNumbers, defaultViewMode, showTrayIcon, closeToTray, enableWikiLinks, showNoteDates, restoreLastSession)
 			.catch((e) => console.error('Failed to save general settings:', e));
 	}
 
@@ -649,6 +651,7 @@
 		if ($appConfig) {
 			compactNotes = $appConfig.compact_notes ?? false;
 			showNoteDates = $appConfig.show_note_dates ?? true;
+			restoreLastSession = $appConfig.restore_last_session ?? false;
 			timeFormat = $appConfig.time_format ?? 'relative';
 			gpuAcceleration = $appConfig.gpu_acceleration ?? true;
 			autostart = $appConfig.autostart ?? false;
@@ -881,6 +884,15 @@
 										<span class="toggle-knob"></span>
 									</button>
 								</label>
+								<label class="setting-toggle">
+									<span class="setting-label">
+										<span class="setting-name">Restore last session on launch</span>
+										<span class="setting-desc">Reopen the note and folder you were last using, instead of All Notes.</span>
+									</span>
+									<button class="toggle-switch" class:on={restoreLastSession} onclick={() => { restoreLastSession = !restoreLastSession; saveGeneralSettings(); }}>
+										<span class="toggle-knob"></span>
+									</button>
+								</label>
 							</div>
 
 							<div class="settings-section">

src/lib/types.ts

@@ -83,6 +83,7 @@ export interface AppConfig {
   default_view_mode: boolean;
   show_tray_icon: boolean;
   enable_wiki_links: boolean;
+  restore_last_session: boolean;
   sync_provider: string | null;
   webdav_url: string | null;
   webdav_username: string | null;
@@ -102,6 +103,9 @@ export interface VaultState {
   notebook_sort_mode?: string;
   notebook_order?: Record<string, number>;
   sort_mode?: string;
+  last_view_mode?: string;
+  last_notebook?: string | null;
+  last_tag?: string | null;
 }
 
 export interface SearchResult {