Import/Export UX improvements (#16619)

* webui : added download action (#13552)

* webui : import and export (for all conversations)

* webui : fixed download-format, import of one conversation

* webui : add ExportedConversations type for chat import/export

* feat: Update naming & order

* chore: Linting

* feat: Import/Export UX improvements

* chore: update webui build output

* feat: Update UI placement of Import/Export tab in Chat Settings Dialog

* refactor: Cleanup

chore: update webui build output

* feat: Enable shift-click multiple conversation items selection

* chore: update webui static build

* chore: update webui static build

---------

Co-authored-by: Sascha Rogmann <github@rogmann.org>

tools/server/webui/src/lib/components/app/chat/ChatSettings/ChatSettingsDialog.svelte

@@ -9,9 +9,11 @@
 		Sun,
 		Moon,
 		ChevronLeft,
-		ChevronRight
+		ChevronRight,
+		Database
 	} from '@lucide/svelte';
 	import { ChatSettingsFooter, ChatSettingsFields } from '$lib/components/app';
+	import ImportExportTab from './ImportExportTab.svelte';
 	import * as Dialog from '$lib/components/ui/dialog';
 	import { ScrollArea } from '$lib/components/ui/scroll-area';
 	import { config, updateMultipleConfig } from '$lib/stores/settings.svelte';
@@ -205,6 +207,11 @@
 				}
 			]
 		},
+		{
+			title: 'Import/Export',
+			icon: Database,
+			fields: []
+		},
 		{
 			title: 'Developer',
 			icon: Code,
@@ -455,21 +462,25 @@
 
 			<ScrollArea class="max-h-[calc(100dvh-13.5rem)] flex-1 md:max-h-[calc(100vh-13.5rem)]">
 				<div class="space-y-6 p-4 md:p-6">
-					<div>
+					<div class="grid">
 						<div class="mb-6 flex hidden items-center gap-2 border-b border-border/30 pb-6 md:flex">
 							<currentSection.icon class="h-5 w-5" />
 
 							<h3 class="text-lg font-semibold">{currentSection.title}</h3>
 						</div>
 
-						<div class="space-y-6">
-							<ChatSettingsFields
-								fields={currentSection.fields}
-								{localConfig}
-								onConfigChange={handleConfigChange}
-								onThemeChange={handleThemeChange}
-							/>
-						</div>
+						{#if currentSection.title === 'Import/Export'}
+							<ImportExportTab />
+						{:else}
+							<div class="space-y-6">
+								<ChatSettingsFields
+									fields={currentSection.fields}
+									{localConfig}
+									onConfigChange={handleConfigChange}
+									onThemeChange={handleThemeChange}
+								/>
+							</div>
+						{/if}
 					</div>
 
 					<div class="mt-8 border-t pt-6">

tools/server/webui/src/lib/components/app/chat/ChatSettings/ConversationSelectionDialog.svelte

@@ -0,0 +1,249 @@
+<script lang="ts">
+	import { Search, X } from '@lucide/svelte';
+	import * as Dialog from '$lib/components/ui/dialog';
+	import { Button } from '$lib/components/ui/button';
+	import { Input } from '$lib/components/ui/input';
+	import { Checkbox } from '$lib/components/ui/checkbox';
+	import { ScrollArea } from '$lib/components/ui/scroll-area';
+	import { SvelteSet } from 'svelte/reactivity';
+
+	interface Props {
+		conversations: DatabaseConversation[];
+		messageCountMap?: Map<string, number>;
+		mode: 'export' | 'import';
+		onCancel: () => void;
+		onConfirm: (selectedConversations: DatabaseConversation[]) => void;
+		open?: boolean;
+	}
+
+	let {
+		conversations,
+		messageCountMap = new Map(),
+		mode,
+		onCancel,
+		onConfirm,
+		open = $bindable(false)
+	}: Props = $props();
+
+	let searchQuery = $state('');
+	let selectedIds = $state.raw<SvelteSet<string>>(new SvelteSet(conversations.map((c) => c.id)));
+	let lastClickedId = $state<string | null>(null);
+
+	let filteredConversations = $derived(
+		conversations.filter((conv) => {
+			const name = conv.name || 'Untitled conversation';
+			return name.toLowerCase().includes(searchQuery.toLowerCase());
+		})
+	);
+
+	let allSelected = $derived(
+		filteredConversations.length > 0 &&
+			filteredConversations.every((conv) => selectedIds.has(conv.id))
+	);
+
+	let someSelected = $derived(
+		filteredConversations.some((conv) => selectedIds.has(conv.id)) && !allSelected
+	);
+
+	function toggleConversation(id: string, shiftKey: boolean = false) {
+		const newSet = new SvelteSet(selectedIds);
+
+		if (shiftKey && lastClickedId !== null) {
+			const lastIndex = filteredConversations.findIndex((c) => c.id === lastClickedId);
+			const currentIndex = filteredConversations.findIndex((c) => c.id === id);
+
+			if (lastIndex !== -1 && currentIndex !== -1) {
+				const start = Math.min(lastIndex, currentIndex);
+				const end = Math.max(lastIndex, currentIndex);
+
+				const shouldSelect = !newSet.has(id);
+
+				for (let i = start; i <= end; i++) {
+					if (shouldSelect) {
+						newSet.add(filteredConversations[i].id);
+					} else {
+						newSet.delete(filteredConversations[i].id);
+					}
+				}
+
+				selectedIds = newSet;
+				return;
+			}
+		}
+
+		if (newSet.has(id)) {
+			newSet.delete(id);
+		} else {
+			newSet.add(id);
+		}
+
+		selectedIds = newSet;
+		lastClickedId = id;
+	}
+
+	function toggleAll() {
+		if (allSelected) {
+			const newSet = new SvelteSet(selectedIds);
+
+			filteredConversations.forEach((conv) => newSet.delete(conv.id));
+			selectedIds = newSet;
+		} else {
+			const newSet = new SvelteSet(selectedIds);
+
+			filteredConversations.forEach((conv) => newSet.add(conv.id));
+			selectedIds = newSet;
+		}
+	}
+
+	function handleConfirm() {
+		const selected = conversations.filter((conv) => selectedIds.has(conv.id));
+		onConfirm(selected);
+	}
+
+	function handleCancel() {
+		selectedIds = new SvelteSet(conversations.map((c) => c.id));
+		searchQuery = '';
+		lastClickedId = null;
+
+		onCancel();
+	}
+
+	let previousOpen = $state(false);
+
+	$effect(() => {
+		if (open && !previousOpen) {
+			selectedIds = new SvelteSet(conversations.map((c) => c.id));
+			searchQuery = '';
+			lastClickedId = null;
+		} else if (!open && previousOpen) {
+			onCancel();
+		}
+
+		previousOpen = open;
+	});
+</script>
+
+<Dialog.Root bind:open>
+	<Dialog.Portal>
+		<Dialog.Overlay class="z-[1000000]" />
+
+		<Dialog.Content class="z-[1000001] max-w-2xl">
+			<Dialog.Header>
+				<Dialog.Title>
+					Select Conversations to {mode === 'export' ? 'Export' : 'Import'}
+				</Dialog.Title>
+
+				<Dialog.Description>
+					{#if mode === 'export'}
+						Choose which conversations you want to export. Selected conversations will be downloaded
+						as a JSON file.
+					{:else}
+						Choose which conversations you want to import. Selected conversations will be merged
+						with your existing conversations.
+					{/if}
+				</Dialog.Description>
+			</Dialog.Header>
+
+			<div class="space-y-4">
+				<div class="relative">
+					<Search class="absolute top-1/2 left-3 h-4 w-4 -translate-y-1/2 text-muted-foreground" />
+
+					<Input bind:value={searchQuery} placeholder="Search conversations..." class="pr-9 pl-9" />
+
+					{#if searchQuery}
+						<button
+							class="absolute top-1/2 right-3 -translate-y-1/2 text-muted-foreground hover:text-foreground"
+							onclick={() => (searchQuery = '')}
+							type="button"
+						>
+							<X class="h-4 w-4" />
+						</button>
+					{/if}
+				</div>
+
+				<div class="flex items-center justify-between text-sm text-muted-foreground">
+					<span>
+						{selectedIds.size} of {conversations.length} selected
+						{#if searchQuery}
+							({filteredConversations.length} shown)
+						{/if}
+					</span>
+				</div>
+
+				<div class="overflow-hidden rounded-md border">
+					<ScrollArea class="h-[400px]">
+						<table class="w-full">
+							<thead class="sticky top-0 z-10 bg-muted">
+								<tr class="border-b">
+									<th class="w-12 p-3 text-left">
+										<Checkbox
+											checked={allSelected}
+											indeterminate={someSelected}
+											onCheckedChange={toggleAll}
+										/>
+									</th>
+
+									<th class="p-3 text-left text-sm font-medium">Conversation Name</th>
+
+									<th class="w-32 p-3 text-left text-sm font-medium">Messages</th>
+								</tr>
+							</thead>
+							<tbody>
+								{#if filteredConversations.length === 0}
+									<tr>
+										<td colspan="3" class="p-8 text-center text-sm text-muted-foreground">
+											{#if searchQuery}
+												No conversations found matching "{searchQuery}"
+											{:else}
+												No conversations available
+											{/if}
+										</td>
+									</tr>
+								{:else}
+									{#each filteredConversations as conv (conv.id)}
+										<tr
+											class="cursor-pointer border-b transition-colors hover:bg-muted/50"
+											onclick={(e) => toggleConversation(conv.id, e.shiftKey)}
+										>
+											<td class="p-3">
+												<Checkbox
+													checked={selectedIds.has(conv.id)}
+													onclick={(e) => {
+														e.preventDefault();
+														e.stopPropagation();
+														toggleConversation(conv.id, e.shiftKey);
+													}}
+												/>
+											</td>
+
+											<td class="p-3 text-sm">
+												<div
+													class="max-w-[17rem] truncate"
+													title={conv.name || 'Untitled conversation'}
+												>
+													{conv.name || 'Untitled conversation'}
+												</div>
+											</td>
+
+											<td class="p-3 text-sm text-muted-foreground">
+												{messageCountMap.get(conv.id) ?? 0}
+											</td>
+										</tr>
+									{/each}
+								{/if}
+							</tbody>
+						</table>
+					</ScrollArea>
+				</div>
+			</div>
+
+			<Dialog.Footer>
+				<Button variant="outline" onclick={handleCancel}>Cancel</Button>
+
+				<Button onclick={handleConfirm} disabled={selectedIds.size === 0}>
+					{mode === 'export' ? 'Export' : 'Import'} ({selectedIds.size})
+				</Button>
+			</Dialog.Footer>
+		</Dialog.Content>
+	</Dialog.Portal>
+</Dialog.Root>

tools/server/webui/src/lib/components/app/chat/ChatSettings/ImportExportTab.svelte

@@ -0,0 +1,255 @@
+<script lang="ts">
+	import { Download, Upload } from '@lucide/svelte';
+	import { Button } from '$lib/components/ui/button';
+	import ConversationSelectionDialog from './ConversationSelectionDialog.svelte';
+	import { DatabaseStore } from '$lib/stores/database';
+	import type { ExportedConversations } from '$lib/types/database';
+	import { createMessageCountMap } from '$lib/utils/conversation-utils';
+	import { chatStore } from '$lib/stores/chat.svelte';
+
+	let exportedConversations = $state<DatabaseConversation[]>([]);
+	let importedConversations = $state<DatabaseConversation[]>([]);
+	let showExportSummary = $state(false);
+	let showImportSummary = $state(false);
+
+	let showExportDialog = $state(false);
+	let showImportDialog = $state(false);
+	let availableConversations = $state<DatabaseConversation[]>([]);
+	let messageCountMap = $state<Map<string, number>>(new Map());
+	let fullImportData = $state<Array<{ conv: DatabaseConversation; messages: DatabaseMessage[] }>>(
+		[]
+	);
+
+	async function handleExportClick() {
+		try {
+			const allConversations = await DatabaseStore.getAllConversations();
+			if (allConversations.length === 0) {
+				alert('No conversations to export');
+				return;
+			}
+
+			const conversationsWithMessages = await Promise.all(
+				allConversations.map(async (conv) => {
+					const messages = await DatabaseStore.getConversationMessages(conv.id);
+					return { conv, messages };
+				})
+			);
+
+			messageCountMap = createMessageCountMap(conversationsWithMessages);
+			availableConversations = allConversations;
+			showExportDialog = true;
+		} catch (err) {
+			console.error('Failed to load conversations:', err);
+			alert('Failed to load conversations');
+		}
+	}
+
+	async function handleExportConfirm(selectedConversations: DatabaseConversation[]) {
+		try {
+			const allData: ExportedConversations = await Promise.all(
+				selectedConversations.map(async (conv) => {
+					const messages = await DatabaseStore.getConversationMessages(conv.id);
+					return { conv: $state.snapshot(conv), messages: $state.snapshot(messages) };
+				})
+			);
+
+			const blob = new Blob([JSON.stringify(allData, null, 2)], {
+				type: 'application/json'
+			});
+			const url = URL.createObjectURL(blob);
+			const a = document.createElement('a');
+
+			a.href = url;
+			a.download = `conversations_${new Date().toISOString().split('T')[0]}.json`;
+			document.body.appendChild(a);
+			a.click();
+			document.body.removeChild(a);
+			URL.revokeObjectURL(url);
+
+			exportedConversations = selectedConversations;
+			showExportSummary = true;
+			showImportSummary = false;
+			showExportDialog = false;
+		} catch (err) {
+			console.error('Export failed:', err);
+			alert('Failed to export conversations');
+		}
+	}
+
+	async function handleImportClick() {
+		try {
+			const input = document.createElement('input');
+
+			input.type = 'file';
+			input.accept = '.json';
+
+			input.onchange = async (e) => {
+				const file = (e.target as HTMLInputElement)?.files?.[0];
+				if (!file) return;
+
+				try {
+					const text = await file.text();
+					const parsedData = JSON.parse(text);
+					let importedData: ExportedConversations;
+
+					if (Array.isArray(parsedData)) {
+						importedData = parsedData;
+					} else if (
+						parsedData &&
+						typeof parsedData === 'object' &&
+						'conv' in parsedData &&
+						'messages' in parsedData
+					) {
+						// Single conversation object
+						importedData = [parsedData];
+					} else {
+						throw new Error(
+							'Invalid file format: expected array of conversations or single conversation object'
+						);
+					}
+
+					fullImportData = importedData;
+					availableConversations = importedData.map(
+						(item: { conv: DatabaseConversation; messages: DatabaseMessage[] }) => item.conv
+					);
+					messageCountMap = createMessageCountMap(importedData);
+					showImportDialog = true;
+				} catch (err: unknown) {
+					const message = err instanceof Error ? err.message : 'Unknown error';
+
+					console.error('Failed to parse file:', err);
+					alert(`Failed to parse file: ${message}`);
+				}
+			};
+
+			input.click();
+		} catch (err) {
+			console.error('Import failed:', err);
+			alert('Failed to import conversations');
+		}
+	}
+
+	async function handleImportConfirm(selectedConversations: DatabaseConversation[]) {
+		try {
+			const selectedIds = new Set(selectedConversations.map((c) => c.id));
+			const selectedData = $state
+				.snapshot(fullImportData)
+				.filter((item) => selectedIds.has(item.conv.id));
+
+			await DatabaseStore.importConversations(selectedData);
+
+			await chatStore.loadConversations();
+
+			importedConversations = selectedConversations;
+			showImportSummary = true;
+			showExportSummary = false;
+			showImportDialog = false;
+		} catch (err) {
+			console.error('Import failed:', err);
+			alert('Failed to import conversations. Please check the file format.');
+		}
+	}
+</script>
+
+<div class="space-y-6">
+	<div class="space-y-4">
+		<div class="grid">
+			<h4 class="mb-2 text-sm font-medium">Export Conversations</h4>
+
+			<p class="mb-4 text-sm text-muted-foreground">
+				Download all your conversations as a JSON file. This includes all messages, attachments, and
+				conversation history.
+			</p>
+
+			<Button
+				class="w-full justify-start justify-self-start md:w-auto"
+				onclick={handleExportClick}
+				variant="outline"
+			>
+				<Download class="mr-2 h-4 w-4" />
+
+				Export conversations
+			</Button>
+
+			{#if showExportSummary && exportedConversations.length > 0}
+				<div class="mt-4 grid overflow-x-auto rounded-lg border border-border/50 bg-muted/30 p-4">
+					<h5 class="mb-2 text-sm font-medium">
+						Exported {exportedConversations.length} conversation{exportedConversations.length === 1
+							? ''
+							: 's'}
+					</h5>
+
+					<ul class="space-y-1 text-sm text-muted-foreground">
+						{#each exportedConversations.slice(0, 10) as conv (conv.id)}
+							<li class="truncate">• {conv.name || 'Untitled conversation'}</li>
+						{/each}
+
+						{#if exportedConversations.length > 10}
+							<li class="italic">
+								... and {exportedConversations.length - 10} more
+							</li>
+						{/if}
+					</ul>
+				</div>
+			{/if}
+		</div>
+
+		<div class="grid border-t border-border/30 pt-4">
+			<h4 class="mb-2 text-sm font-medium">Import Conversations</h4>
+
+			<p class="mb-4 text-sm text-muted-foreground">
+				Import one or more conversations from a previously exported JSON file. This will merge with
+				your existing conversations.
+			</p>
+
+			<Button
+				class="w-full justify-start justify-self-start md:w-auto"
+				onclick={handleImportClick}
+				variant="outline"
+			>
+				<Upload class="mr-2 h-4 w-4" />
+				Import conversations
+			</Button>
+
+			{#if showImportSummary && importedConversations.length > 0}
+				<div class="mt-4 grid overflow-x-auto rounded-lg border border-border/50 bg-muted/30 p-4">
+					<h5 class="mb-2 text-sm font-medium">
+						Imported {importedConversations.length} conversation{importedConversations.length === 1
+							? ''
+							: 's'}
+					</h5>
+
+					<ul class="space-y-1 text-sm text-muted-foreground">
+						{#each importedConversations.slice(0, 10) as conv (conv.id)}
+							<li class="truncate">• {conv.name || 'Untitled conversation'}</li>
+						{/each}
+
+						{#if importedConversations.length > 10}
+							<li class="italic">
+								... and {importedConversations.length - 10} more
+							</li>
+						{/if}
+					</ul>
+				</div>
+			{/if}
+		</div>
+	</div>
+</div>
+
+<ConversationSelectionDialog
+	conversations={availableConversations}
+	{messageCountMap}
+	mode="export"
+	bind:open={showExportDialog}
+	onCancel={() => (showExportDialog = false)}
+	onConfirm={handleExportConfirm}
+/>
+
+<ConversationSelectionDialog
+	conversations={availableConversations}
+	{messageCountMap}
+	mode="import"
+	bind:open={showImportDialog}
+	onCancel={() => (showImportDialog = false)}
+	onConfirm={handleImportConfirm}
+/>

tools/server/webui/src/lib/components/app/chat/ChatSidebar/ChatSidebarActions.svelte

@@ -1,9 +1,8 @@
 <script lang="ts">
-	import { Search, SquarePen, X, Download, Upload } from '@lucide/svelte';
+	import { Search, SquarePen, X } from '@lucide/svelte';
 	import { KeyboardShortcutInfo } from '$lib/components/app';
 	import { Button } from '$lib/components/ui/button';
 	import { Input } from '$lib/components/ui/input';
-	import { exportAllConversations, importConversations } from '$lib/stores/chat.svelte';
 
 	interface Props {
 		handleMobileSidebarItemClick: () => void;
@@ -78,34 +77,5 @@
 
 			<KeyboardShortcutInfo keys={['cmd', 'k']} />
 		</Button>
-
-		<Button
-			class="w-full justify-start text-sm"
-			onclick={() => {
-				importConversations().catch((err) => {
-					console.error('Import failed:', err);
-					// Optional: show toast or dialog
-				});
-			}}
-			variant="ghost"
-		>
-			<div class="flex items-center gap-2">
-				<Upload class="h-4 w-4" />
-				Import conversations
-			</div>
-		</Button>
-
-		<Button
-			class="w-full justify-start text-sm"
-			onclick={() => {
-				exportAllConversations();
-			}}
-			variant="ghost"
-		>
-			<div class="flex items-center gap-2">
-				<Download class="h-4 w-4" />
-				Export all conversations
-			</div>
-		</Button>
 	{/if}
 </div>

tools/server/webui/src/lib/components/app/index.ts

@@ -25,6 +25,8 @@ export { default as ChatScreen } from './chat/ChatScreen/ChatScreen.svelte';
 export { default as ChatSettingsDialog } from './chat/ChatSettings/ChatSettingsDialog.svelte';
 export { default as ChatSettingsFooter } from './chat/ChatSettings/ChatSettingsFooter.svelte';
 export { default as ChatSettingsFields } from './chat/ChatSettings/ChatSettingsFields.svelte';
+export { default as ImportExportTab } from './chat/ChatSettings/ImportExportTab.svelte';
+export { default as ConversationSelectionDialog } from './chat/ChatSettings/ConversationSelectionDialog.svelte';
 export { default as ParameterSourceIndicator } from './chat/ChatSettings/ParameterSourceIndicator.svelte';
 
 export { default as ChatSidebar } from './chat/ChatSidebar/ChatSidebar.svelte';

tools/server/webui/src/lib/stores/chat.svelte.ts

@@ -1040,8 +1040,9 @@ class ChatStore {
 
 	/**
 	 * Exports all conversations with their messages as a JSON file
+	 * Returns the list of exported conversations
 	 */
-	async exportAllConversations(): Promise<void> {
+	async exportAllConversations(): Promise<DatabaseConversation[]> {
 		try {
 			const allConversations = await DatabaseStore.getAllConversations();
 			if (allConversations.length === 0) {
@@ -1068,6 +1069,7 @@ class ChatStore {
 			URL.revokeObjectURL(url);
 
 			toast.success(`All conversations (${allConversations.length}) prepared for download`);
+			return allConversations;
 		} catch (err) {
 			console.error('Failed to export conversations:', err);
 			throw err;
@@ -1078,8 +1080,9 @@ class ChatStore {
 	 * Imports conversations from a JSON file.
 	 * Supports both single conversation (object) and multiple conversations (array).
 	 * Uses DatabaseStore for safe, encapsulated data access
+	 * Returns the list of imported conversations
 	 */
-	async importConversations(): Promise<void> {
+	async importConversations(): Promise<DatabaseConversation[]> {
 		return new Promise((resolve, reject) => {
 			const input = document.createElement('input');
 			input.type = 'file';
@@ -1120,7 +1123,9 @@ class ChatStore {
 
 					toast.success(`Imported ${result.imported} conversation(s), skipped ${result.skipped}`);
 
-					resolve(undefined);
+					// Extract the conversation objects from imported data
+					const importedConversations = importedData.map((item) => item.conv);
+					resolve(importedConversations);
 				} catch (err: unknown) {
 					const message = err instanceof Error ? err.message : 'Unknown error';
 					console.error('Failed to import conversations:', err);

tools/server/webui/src/lib/utils/conversation-utils.ts

@@ -0,0 +1,30 @@
+/**
+ * Utility functions for conversation data manipulation
+ */
+
+/**
+ * Creates a map of conversation IDs to their message counts from exported conversation data
+ * @param exportedData - Array of exported conversations with their messages
+ * @returns Map of conversation ID to message count
+ */
+export function createMessageCountMap(
+	exportedData: Array<{ conv: DatabaseConversation; messages: DatabaseMessage[] }>
+): Map<string, number> {
+	const countMap = new Map<string, number>();
+
+	for (const item of exportedData) {
+		countMap.set(item.conv.id, item.messages.length);
+	}
+
+	return countMap;
+}
+
+/**
+ * Gets the message count for a specific conversation from the count map
+ * @param conversationId - The ID of the conversation
+ * @param countMap - Map of conversation IDs to message counts
+ * @returns The message count, or 0 if not found
+ */
+export function getMessageCount(conversationId: string, countMap: Map<string, number>): number {
+	return countMap.get(conversationId) ?? 0;
+}