chore: bump to version v0.1.5

closes #54

control/frontend/src/lib/components/Button.svelte

@@ -1,6 +1,7 @@
 <script lang="ts">
 	import { get_shifted_color } from '$lib/ts/stores/ui_behavior';
 	import type { MenuOption } from '$lib/ts/types';
+	import type { Snippet } from 'svelte';
 	import { fade } from 'svelte/transition';
 
 	let {
@@ -26,7 +27,7 @@
 		menu_options?: MenuOption[];
 		menu_class?: string;
 		div_class?: string;
-		children?: any;
+		children: Snippet;
 	} = $props();
 
 	let menu_shown = $state(false);
@@ -158,14 +159,14 @@
 				e.stopPropagation();
 			}}
 		>
-			{#each menu_options as option}
+			{#each menu_options as option, i (i)}
 				<button
 					disabled={option.disabled ?? false}
 					class="bg-white/15 {option.disabled
 						? 'text-stone-500 cursor-not-allowed'
 						: 'hover:bg-white/35 active:bg-white/60 cursor-pointer ' +
 							option.class} rounded-lg p-2 transition-colors duration-200 select-none flex flex-row gap-2 items-center"
-					onclick={async (e) => {
+					onclick={async () => {
 						if (option.on_select) await option.on_select();
 						close_menu();
 					}}

control/frontend/src/lib/components/DisplayGroupObject.svelte

@@ -3,11 +3,8 @@
 	import {
 		dnd_flip_duration_ms,
 		get_selectable_color_classes,
-		is_display_drag,
-		is_group_drag
+		is_display_drag
 	} from '$lib/ts/stores/ui_behavior';
-	import { cubicOut } from 'svelte/easing';
-	import { flip } from 'svelte/animate';
 	import DisplayObject from './DisplayObject.svelte';
 	import {
 		all_displays_of_group_selected,
@@ -18,10 +15,9 @@
 	} from '$lib/ts/stores/displays';
 	import DNDGrip from '$lib/components/DNDGrip.svelte';
 	import { fade } from 'svelte/transition';
-	import type { Display, DisplayIdGroup, MenuOption } from '$lib/ts/types';
+	import type { DisplayIdGroup, MenuOption } from '$lib/ts/types';
 	import { selected_display_ids } from '$lib/ts/stores/select';
 	import { liveQuery, type Observable } from 'dexie';
-	import { onMount } from 'svelte';
 	import { get_uuid } from '$lib/ts/utils';
 
 	let {
@@ -30,7 +26,7 @@
 		close_pinned_display
 	}: {
 		display_id_group: DisplayIdGroup;
-		get_display_menu_options: (display_id: string) => MenuOption[];
+		get_display_menu_options: (display_id: string, display_version: string|undefined) => MenuOption[];
 		close_pinned_display: () => void;
 	} = $props();
 

control/frontend/src/lib/components/DisplayObject.svelte

@@ -8,7 +8,7 @@
 	import DNDGrip from '$lib/components/DNDGrip.svelte';
 	import { Menu, Pin, PinOff, VideoOff } from 'lucide-svelte';
 	import OnlineState from './OnlineState.svelte';
-	import type { Display, DisplayIdObject, MenuOption } from '$lib/ts/types';
+	import type { DisplayIdObject, MenuOption } from '$lib/ts/types';
 	import { is_selected, select, selected_display_ids } from '$lib/ts/stores/select';
 	import { get_display_by_id, screenshot_loop } from '$lib/ts/stores/displays';
 	import { change_file_path, current_file_path } from '$lib/ts/stores/files';
@@ -20,7 +20,7 @@
 		close_pinned_display
 	}: {
 		display_id_object: DisplayIdObject;
-		get_display_menu_options: (display_id: string) => MenuOption[];
+		get_display_menu_options: (display_id: string, display_version: string|undefined) => MenuOption[];
 		close_pinned_display: () => void;
 	} = $props();
 
@@ -136,7 +136,7 @@
 				click_function={(e) => {
 					e.stopPropagation();
 				}}
-				menu_options={get_display_menu_options(display_id_object.id)}
+				menu_options={get_display_menu_options(display_id_object.id, $display?.version)}
 			>
 				<Menu />
 			</Button>

control/frontend/src/lib/components/HighlightedText.svelte

@@ -1,11 +1,13 @@
 <script lang="ts">
+	import type { Snippet } from "svelte";
+
 	let {
 		children,
 		bg = 'bg-stone-750',
 		fg = 'text-stone-200',
 		className = ''
 	}: {
-		children: any;
+		children: Snippet;
 		bg?: string;
 		fg?: string;
 		className?: string;

control/frontend/src/lib/components/InodeElement.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { ArrowRight, Ban, FileIcon, Folder, Play, Triangle, TriangleAlert } from 'lucide-svelte';
+	import { ArrowRight, Ban, FileIcon, Folder, Play, TriangleAlert } from 'lucide-svelte';
 	import {
 		current_height,
 		get_selectable_color_classes,
@@ -10,7 +10,6 @@
 		supported_file_type_icon,
 		type Inode,
 		get_file_primary_key,
-		type FileOnDisplay,
 		type FileTransferTask,
 		is_folder
 	} from '$lib/ts/types';
@@ -18,7 +17,6 @@
 	import {
 		is_selected,
 		select,
-		selected_display_ids,
 		selected_file_ids
 	} from '$lib/ts/stores/select';
 	import {
@@ -32,13 +30,11 @@
 	import { get_file_size_display_string, get_file_type } from '$lib/ts/utils';
 	import { open_file } from '$lib/ts/api_handler';
 	import {
-		get_display_by_id,
 		run_on_all_selected_displays,
 		selected_online_display_ids
 	} from '$lib/ts/stores/displays';
 	import { get_thumbnail_url } from '$lib/ts/stores/thumbnails';
 	import { liveQuery, type Observable } from 'dexie';
-	import { db } from '$lib/ts/database';
 	import { add_sync_recursively, file_transfer_tasks } from '$lib/ts/file_transfer_handler';
 
 	let { file, not_interactable = false }: { file: Inode; not_interactable?: boolean } = $props();
@@ -64,8 +60,8 @@
 		file_size = liveQuery(() => get_size_recursively(f));
 	});
 
-	let file_transfer_task: FileTransferTask | null = $derived(
-		$file_transfer_tasks.hasOwnProperty(file_primary_key)
+	let file_transfer_task_list: FileTransferTask[] | null = $derived(
+		Object.hasOwn($file_transfer_tasks, file_primary_key)
 			? $file_transfer_tasks[file_primary_key]
 			: null
 	);
@@ -73,7 +69,7 @@
 	let loading_finished = $state(false);
 	let previous_loading_state = $state(false);
 	$effect(() => {
-		const ftt = file_transfer_task;
+		const ftt = file_transfer_task_list;
 		if (previous_loading_state && !ftt) {
 			loading_finished = true;
 			setTimeout(() => (loading_finished = false), 200);
@@ -145,7 +141,7 @@
 
 	function get_grayed_out_text_color_strings(is_selected: boolean): string {
 		if (not_interactable) return 'text-stone-400';
-		if (!!file_transfer_task) return 'text-white/20';
+		if (file_transfer_task_list) return 'text-white/20';
 		const color = is_selected ? 'text-stone-600' : 'text-stone-400';
 		const factor = is_selected ? -1 : 1;
 		return `${color} group-hover:${get_shifted_color(color, factor * 100)} group-active:${get_shifted_color(color, factor * 150)}`;
@@ -153,14 +149,14 @@
 
 	function get_grayed_out_border_color_strings(is_selected: boolean): string {
 		if (not_interactable) return 'border-stone-550';
-		if (!!file_transfer_task) return 'border-white/10';
+		if (file_transfer_task_list) return 'border-white/10';
 		const color = is_selected ? 'border-stone-450' : 'border-stone-550';
 		const factor = is_selected ? 1 : 1;
 		return `${color} group-hover:${get_shifted_color(color, factor * 100)} group-active:${get_shifted_color(color, factor * 150)}`;
 	}
 
 	function onclick(e: Event) {
-		if (not_interactable || !!file_transfer_task) return;
+		if (not_interactable || file_transfer_task_list) return;
 		select(selected_file_ids, file_primary_key, 'toggle');
 		e.stopPropagation();
 	}
@@ -184,7 +180,7 @@
 
 		if (loading_finished) {
 			out += 'bg-stone-500 text-white/30';
-		} else if (!!file_transfer_task) {
+		} else if (file_transfer_task_list) {
 			out += 'bg-stone-700 text-white/30';
 		} else {
 			out += get_selectable_color_classes(
@@ -200,7 +196,7 @@
 
 		if (not_interactable) {
 			out += ' rounded-lg';
-		} else if (!!file_transfer_task) {
+		} else if (file_transfer_task_list) {
 			out += ' rounded-r-lg';
 		} else {
 			out += ' rounded-r-lg cursor-pointer';
@@ -209,7 +205,16 @@
 		return out;
 	}
 
-	function get_total_percentage(ftt: FileTransferTask): number {
+	function get_total_percentage(ftt_list: FileTransferTask[]): number {
+		let percentage_sum = 0;
+		for (const ftt of ftt_list) {
+			percentage_sum += get_percentage(ftt);
+		}
+		return Math.round(percentage_sum / ftt_list.length);
+	}
+
+
+	function get_percentage(ftt: FileTransferTask): number {
 		let total_percentage: number;
 		if (ftt.data.type === 'upload') {
 			total_percentage = ftt.loading_data.percentage;
@@ -316,10 +321,10 @@
 		{onclick}
 		class="{get_main_classes()} relative transition-colors duration-200 gap-4 flex flex-row justify-between group w-full min-w-0"
 	>
-		{#if !!file_transfer_task}
+		{#if !!file_transfer_task_list}
 			<div
 				class="absolute pointer-events-none inset-y-0 left-0 transition-[width] duration-400 bg-stone-600 rounded-r-lg"
-				style={`width: ${get_total_percentage(file_transfer_task)}%;`}
+				style={`width: ${get_total_percentage(file_transfer_task_list)}%;`}
 			></div>
 		{/if}
 		<div class="flex flex-row gap-2 min-w-0 w-full z-10">

control/frontend/src/lib/components/NumberSettingInput.svelte

@@ -1,6 +1,6 @@
 <script lang="ts">
 	import type { NumberSetting } from '$lib/ts/types';
-	import { ChevronDown, ChevronUp, Minus, Plus } from 'lucide-svelte';
+	import { ChevronDown, ChevronUp } from 'lucide-svelte';
 	import Button from './Button.svelte';
 
 	let {

control/frontend/src/lib/ts/api_handler.ts

@@ -186,15 +186,21 @@ export async function get_thumbnail_blob(ip: string, path_to_file: string): Prom
 	return raw_response.blob;
 }
 
-export async function ping_ip(ip: string): Promise<DisplayStatus> {
+export async function ping_ip(ip: string): Promise<{ status: DisplayStatus; version?: string }> {
 	const raw_response = await request_control(`/ping?ip=${ip}`, { method: 'GET' });
-	if (!raw_response.ok || !raw_response.json) return null;
+	if (!raw_response.ok || !raw_response.json) return { status: null };
 
-	const status = raw_response.json.status;
-	if (typeof status === 'string') {
-		return to_display_status(status);
+	const raw_status = raw_response.json.status;
+	if (typeof raw_status === 'string') {
+		const status = to_display_status(raw_status);
+		const version = raw_response.json.version;
+		if (typeof version === 'string') {
+			return { status, version };
+		} else {
+			return { status };
 		}
-	return null;
+	}
+	return { status: null };
 }
 
 async function request_display(

control/frontend/src/lib/ts/file_transfer_handler.ts

@@ -28,12 +28,23 @@ const START_LOADING_DATA = {
 	seconds_until_finish: -1
 };
 
-export const file_transfer_tasks: Writable<Record<string, FileTransferTask>> = writable<
-	Record<string, FileTransferTask>
+export const file_transfer_tasks: Writable<Record<string, FileTransferTask[]>> = writable<
+	Record<string, FileTransferTask[]>
 >({});
 
 let is_processing: boolean = false;
 
+function add_file_transfer_task(file_primary_key: string, new_task: FileTransferTask) {
+	file_transfer_tasks.update((tasks) => {
+		if (Object.hasOwn(tasks, file_primary_key)) {
+			tasks[file_primary_key].push(new_task);
+			return tasks;
+		} else {
+			return { ...tasks, [file_primary_key]: [new_task] };
+		}
+	});
+}
+
 export async function add_upload(
 	file_list: FileList,
 	selected_display_ids: string[],
@@ -59,7 +70,7 @@ export async function add_upload(
 		};
 		const file_primary_key = get_file_primary_key(db_file);
 
-		if (Object.prototype.hasOwnProperty.call(file_transfer_tasks, file_primary_key))
+		if (Object.hasOwn(file_transfer_tasks, file_primary_key))
 			return show_already_in_tasks_error(db_file, 'upload'); // file is already in task
 
 		await db.files.put(db_file);
@@ -89,10 +100,7 @@ export async function add_upload(
 				loading_data: START_LOADING_DATA,
 				bytes_total: file.size
 			};
-			file_transfer_tasks.update((tasks) => ({
-				...tasks,
-				[file_primary_key]: new_task
-			}));
+			add_file_transfer_task(file_primary_key, new_task);
 		});
 
 		await Promise.all(upload_task_promises);
@@ -146,10 +154,7 @@ export async function add_sync_recursively(
 		bytes_total: file_data.file.size
 	};
 
-	file_transfer_tasks.update((tasks) => ({
-		...tasks,
-		[selected_file_id]: new_task
-	}));
+	add_file_transfer_task(selected_file_id, new_task);
 
 	const display_ids_without_file = file_data.short_displays_without_file.map((d) => d.id);
 	const new_fods: FileOnDisplay[] = display_ids_without_file.map((display_id) => ({
@@ -230,15 +235,19 @@ function generate_valid_file_name(original_file_name: string, used_file_names: s
 	return name;
 }
 
-async function upload(file_primary_key: string, task: FileTransferTask): Promise<void> {
+async function upload(
+	file_primary_key: string,
+	task: FileTransferTask,
+	list_index: number
+): Promise<void> {
 	const task_data = task.data;
 	if (task_data.type !== 'upload' || !task_data.file)
 		return console.warn('Task cancelled: wrong task type:', task);
 
-	await upload_file_via_xhr(file_primary_key, task, task_data.file);
+	await upload_file_via_xhr(file_primary_key, list_index, task, task_data.file);
 }
 
-export async function sync(file_primary_key: string, task: FileTransferTask) {
+export async function sync(file_primary_key: string, task: FileTransferTask, list_index: number) {
 	if (task.data.type !== 'sync') return console.warn('Task cancelled: wrong task type:', task);
 
 	const hasOPFS =
@@ -273,18 +282,24 @@ export async function sync(file_primary_key: string, task: FileTransferTask) {
 			if (done) break;
 			if (!value) continue;
 
-			update_current_loading_data(file_primary_key, value.byteLength, start_time);
+			update_current_loading_data(file_primary_key, list_index, value.byteLength, start_time);
 			await writable.write(value);
 		}
 		await writable.close();
 
-		finish_loading_data(file_primary_key);
+		finish_loading_data(file_primary_key, list_index);
 
 		// 02 - send downloaded file to every destination_display
 		const temp_file = await file_handle.getFile();
 
 		for (const current_short_display of task.data.destination_display_data) {
-			await upload_file_via_xhr(file_primary_key, task, temp_file, current_short_display.display);
+			await upload_file_via_xhr(
+				file_primary_key,
+				list_index,
+				task,
+				temp_file,
+				current_short_display.display
+			);
 		}
 
 		await dir.removeEntry(temp_name);
@@ -292,7 +307,11 @@ export async function sync(file_primary_key: string, task: FileTransferTask) {
 		// open file, if required
 		if (task.data.open_file_afterwards_on_display_ids.length !== 0) {
 			const path_to_file = task.path + task.file_name;
-			await run_on_all_selected_displays((d) => open_file(d.ip, path_to_file), true, task.data.open_file_afterwards_on_display_ids);
+			await run_on_all_selected_displays(
+				(d) => open_file(d.ip, path_to_file),
+				true,
+				task.data.open_file_afterwards_on_display_ids
+			);
 		}
 	} catch (e) {
 		show_general_error(file_primary_key, task, String(e));
@@ -336,24 +355,37 @@ async function start_task_loop() {
 	while (Object.keys(get(file_transfer_tasks)).length > 0) {
 		const tasks = get(file_transfer_tasks);
 		const current_file_id = Object.keys(tasks)[0];
-		const current_task = tasks[current_file_id];
-		if (current_task.data.type === 'upload') {
-			await upload(current_file_id, current_task);
-		} else if (current_task.data.type === 'sync') {
-			await sync(current_file_id, current_task);
-		}
+		const current_task_list = tasks[current_file_id];
 
-		file_transfer_tasks.update((all_tasks) => {
-			const next = { ...all_tasks };
-			delete next[current_file_id];
-			return next;
-		});
+		for (const [list_index, current_task] of current_task_list.entries()) {
+			if (current_task.data.type === 'upload') {
+				await upload(current_file_id, current_task, list_index);
+			} else if (current_task.data.type === 'sync') {
+				await sync(current_file_id, current_task, list_index);
+			}
+			delete_current_task_if_needed(current_file_id);
+		}
 	}
 	is_processing = false;
 }
 
+function delete_current_task_if_needed(current_file_id: string) {
+	file_transfer_tasks.update((all_tasks) => {
+		const next = { ...all_tasks };
+		const current_tasks = next[current_file_id];
+		if (current_tasks.length !== 1) {
+			if (current_tasks.find((t) => t.loading_data.percentage !== 100)) {
+				return next; // not all tasks are finished -> do nothing
+			}
+		}
+		delete next[current_file_id];
+		return next;
+	});
+}
+
 async function upload_file_via_xhr(
 	file_primary_key: string,
+	list_index: number,
 	task: FileTransferTask,
 	current_file: File,
 	destination_short_display: ShortDisplay | null = null
@@ -373,6 +405,7 @@ async function upload_file_via_xhr(
 			const apply = async () => {
 				update_current_loading_data(
 					file_primary_key,
+					list_index,
 					e.loaded,
 					start_time,
 					destination_short_display ? destination_short_display.id : null
@@ -392,6 +425,7 @@ async function upload_file_via_xhr(
 					// set loading_data to 100%
 					finish_loading_data(
 						file_primary_key,
+						list_index,
 						destination_short_display ? destination_short_display.id : null
 					);
 					// Generate Thumbnail if not done already
@@ -416,38 +450,43 @@ async function upload_file_via_xhr(
 
 function finish_loading_data(
 	file_primary_key: string,
+	list_index: number,
 	destination_display_id: string | null = null
 ) {
 	file_transfer_tasks.update((tasks) => {
-		const task = tasks[file_primary_key];
 		const current_loading_data = {
 			percentage: 100,
 			bytes_per_second: 0,
 			seconds_until_finish: 0
 		};
+		const new_task_list = tasks[file_primary_key].map((task, index) =>
+			index === list_index
+				? get_updated_task(current_loading_data, destination_display_id, task)
+				: task
+		);
 
 		return {
 			...tasks,
-			[file_primary_key]: get_updated_task(current_loading_data, destination_display_id, task)
+			[file_primary_key]: new_task_list
 		};
 	});
 }
 
 function update_current_loading_data(
 	file_primary_key: string,
+	list_index: number,
 	current_bytes: number,
 	start_time: Date,
 	destination_display_id: string | null = null
 ) {
 	file_transfer_tasks.update((tasks) => {
-		const task = tasks[file_primary_key];
+		const task = tasks[file_primary_key][list_index];
 		if (!task) return tasks;
 
 		const current_percentage = Math.min(
 			task.bytes_total > 0 ? Math.round((current_bytes / task.bytes_total) * 100) : 1,
 			99
 		);
-
 		const prognosed_data = get_prognosed_data(start_time, current_bytes, task.bytes_total);
 
 		const current_loading_data: FileLoadingData = {
@@ -456,9 +495,15 @@ function update_current_loading_data(
 			seconds_until_finish: prognosed_data.seconds_until_finish
 		};
 
+		const new_task_list = tasks[file_primary_key].map((task, index) =>
+			index === list_index
+				? get_updated_task(current_loading_data, destination_display_id, task)
+				: task
+		);
+
 		return {
 			...tasks,
-			[file_primary_key]: get_updated_task(current_loading_data, destination_display_id, task)
+			[file_primary_key]: new_task_list
 		};
 	});
 }

control/frontend/src/lib/ts/main.ts

@@ -40,22 +40,26 @@ async function update_all_display_status(only_loading_displays: boolean) {
 }
 
 export async function update_display_status(display: Display): Promise<DisplayStatus> {
-	const new_status = await ping_ip(display.ip);
-	if (new_status === null && display.status !== null) return null;
-	if (new_status !== display.status) {
+	const resp = await ping_ip(display.ip);
+	if (resp.version && display.version !== resp.version) {
+		display.version = resp.version;
+		await db.displays.put(display); // save
+	}
+	if (resp.status === null && display.status !== null) return null;
+	if (resp.status !== display.status) {
 		// status change
-		if (new_status === 'app_offline') {
+		if (resp.status === 'app_offline') {
 			loading_display_ids.push(display.id);
 		} else {
 			remove_display_from_loading_displays(display.id);
-			if (new_status === 'app_online') {
+			if (resp.status === 'app_online') {
 				on_display_start(display);
 			}
 		}
-		display.status = new_status;
+		display.status = resp.status;
 		await db.displays.put(display); // save
 	}
-	return new_status;
+	return resp.status;
 }
 
 export function remove_display_from_loading_displays(display_id: string) {

control/frontend/src/lib/ts/types.ts

@@ -96,6 +96,7 @@ export type Display = {
 	group_id: string;
 	name: string;
 	status: DisplayStatus;
+	version?: string;
 };
 
 export type DisplayGroup = {
@@ -127,8 +128,8 @@ export type MenuOption = {
 
 export type PopupContent = {
 	open: boolean;
-	snippet: Snippet<[any]> | Snippet<[]> | Snippet | null | any;
-	snippet_arg?: any;
+	snippet: Snippet<[string]> | Snippet<[]> | null;
+	snippet_arg?: string;
 	title?: string;
 	title_class?: string;
 	title_icon?: typeof X | null;

control/frontend/src/lib/ts/utils.ts

@@ -100,7 +100,7 @@ export function display_status_to_info(status: DisplayStatus): string {
 			return 'Lädt';
 		case 'host_offline':
 			return 'Offline';
-		case null:
+		default:
 			return '???';
 	}
 }

control/frontend/src/routes/+layout.svelte

@@ -15,6 +15,7 @@
 </svelte:head>
 
 {#if !dev}
+	<!-- eslint-disable-next-line svelte/no-at-html-tags -->
 	{@html versionSplashScreen}
 {/if}
 

control/frontend/src/routes/+page.svelte

@@ -7,10 +7,8 @@
 		Trash2,
 		Menu,
 		ChevronDown,
-		icons,
 		SquareCheckBig,
 		Square,
-		X,
 		Info
 	} from 'lucide-svelte';
 	import Button from '$lib/components/Button.svelte';
@@ -37,6 +35,7 @@
 	import { preview_settings } from '$lib/ts/stores/ui_behavior';
 	import NumberSettingInput from '$lib/components/NumberSettingInput.svelte';
 	import { db } from '$lib/ts/database';
+	import version from './../../../../shared/version.txt?raw';
 
 	const ip_regex =
 		/^(?:(?:10|127)\.(?:25[0-5]|2[0-4]\d|1?\d?\d)\.(?:25[0-5]|2[0-4]\d|1?\d?\d)\.(?:25[0-5]|2[0-4]\d|1?\d?\d)|192\.168\.(?:25[0-5]|2[0-4]\d|1?\d?\d)\.(?:25[0-5]|2[0-4]\d|1?\d?\d)|172\.(?:1[6-9]|2\d|3[0-1])\.(?:25[0-5]|2[0-4]\d|1?\d?\d)\.(?:25[0-5]|2[0-4]\d|1?\d?\d))$/;
@@ -72,13 +71,13 @@
 		const mac = text_inputs_valid.mac.value === '' ? null : text_inputs_valid.mac.value;
 		const name = text_inputs_valid.name.value;
 		let display: Display | null = null;
-		if (!!existing_display_id) {
+		if (existing_display_id) {
 			display = await edit_display_data(existing_display_id, ip, mac, name);
 		} else {
 			const status = await ping_ip(text_inputs_valid.ip.value);
 			display = await add_display(ip, mac, name, status);
 		}
-		if (!!display) {
+		if (display) {
 			await update_display_status(display);
 		}
 	}
@@ -178,8 +177,12 @@
 	};
 </script>
 
+<!-- eslint-disable-next-line @typescript-eslint/no-unused-vars -->
 {#snippet about_popup(_: string)}
 	<div class="px-2">
+		<p>
+			{version}
+		</p>
 		<h3 class="text-lg font-bold mt-4">Entwickler</h3>
 		<p>
 			<a target="_blank" class="link" href="https://github.com/programmer-44">E44</a>,
@@ -249,7 +252,7 @@
 		title="Anzeigename"
 		placeholder="z.B. Beamer vorne links"
 		is_valid_function={async (input: string) => {
-			if (!!existing_display_id) {
+			if (existing_display_id) {
 				if (input === (await get_display_by_id(existing_display_id))?.name)
 					return [true, 'Gültiger Name'];
 			}
@@ -313,7 +316,7 @@
 		{/if}
 		<Button
 			disabled={!all_text_inputs_valid()}
-			className="{!!existing_display_id ? 'px-4' : 'pl-3 pr-4 gap-2'} font-bold"
+			className="{existing_display_id ? 'px-4' : 'pl-3 pr-4 gap-2'} font-bold"
 			bg="bg-stone-650"
 			click_function={async () => {
 				await finalize_add_edit_display(existing_display_id);

control/frontend/src/routes/ControlView.svelte

@@ -21,7 +21,6 @@
 		show_blackscreen,
 		shutdown,
 		startup,
-		show_html,
 		open_website
 	} from '$lib/ts/api_handler';
 	import {
@@ -135,7 +134,7 @@
 
 	function validate_website_url(url: string): [boolean, string] {
 		if (url === '') return [true, ''];
-		const regex = /^https?:\/\/[\w\-]+(\.[\w\-]+)+([\w\-\._~:/?#\[\]@!$&'\(\)\*\+,;=.])*/;
+		const regex = /^https?:\/\/[\w-]+(\.[\w-]+)+([\w\-._~:/?#[\]@!$&'()*+,;=.])*/;
 		if (regex.test(url)) {
 			return [true, ''];
 		}

control/frontend/src/routes/DisplayView.svelte

@@ -1,5 +1,5 @@
 <script lang="ts">
-	import { fade, scale } from 'svelte/transition';
+	import { fade } from 'svelte/transition';
 	import {
 		all_displays_of_group_selected,
 		get_display_by_id,
@@ -21,16 +21,13 @@
 	import { type Display, type DisplayGroup, type MenuOption } from '$lib/ts/types';
 	import Button from '$lib/components/Button.svelte';
 	import OnlineState from '../lib/components/OnlineState.svelte';
-	import { Menu, Pencil, PinOff, Trash2, VideoOff, ZoomIn, ZoomOut } from 'lucide-svelte';
+	import { History, Menu, Pencil, PinOff, Trash2, VideoOff, ZoomIn, ZoomOut } from 'lucide-svelte';
 	import { selected_display_ids } from '$lib/ts/stores/select';
 	import { dragHandleZone } from 'svelte-dnd-action';
 	import DisplayGroupObject from '../lib/components/DisplayGroupObject.svelte';
-	import { Pane, Splitpanes } from 'svelte-splitpanes';
+	import { Pane, Splitpanes, type IPaneSizingEvent } from 'svelte-splitpanes';
 	import HighlightedText from '$lib/components/HighlightedText.svelte';
 	import { liveQuery, type Observable } from 'dexie';
-	import { onMount } from 'svelte';
-	import { flip } from 'svelte/animate';
-	import { cubicOut } from 'svelte/easing';
 
 	let {
 		handle_display_deletion,
@@ -71,8 +68,13 @@
 		pinned_pane_size = 0;
 	}
 
-	function get_display_menu_options(display_id: string): MenuOption[] {
+	function get_display_menu_options(display_id: string, display_version: string|undefined): MenuOption[] {
 		return [
+			{
+				icon: History,
+				name: display_version ?? "Version unbekannt",
+				disabled: true,
+			},
 			{
 				icon: Pencil,
 				name: 'Bildschirm bearbeiten',
@@ -110,7 +112,7 @@
 		return true;
 	}
 
-	function handle_splitpane_resize(e: any) {
+	function handle_splitpane_resize(e: CustomEvent<IPaneSizingEvent[]>) {
 		if (e.detail[0].size === 0) {
 			$pinned_display_id = null;
 			pinned_pane_size = last_pinned_pane_size;
@@ -168,7 +170,7 @@
 									click_function={(e) => {
 										e.stopPropagation();
 									}}
-									menu_options={get_display_menu_options($pinned_display_id)}
+									menu_options={get_display_menu_options($pinned_display_id, $pinned_display?.version)}
 								>
 									<Menu />
 								</Button>
@@ -225,7 +227,7 @@
 								title="Bildschirme größer darstellen"
 								className="aspect-square p-1.5! pr-1! rounded-r-none"
 								bg="bg-stone-600"
-								disabled={!Boolean(next_height_step_size('display', $current_height, 1))}
+								disabled={!next_height_step_size('display', $current_height, 1)}
 								click_function={() => {
 									change_height('display', 1);
 								}}
@@ -236,7 +238,7 @@
 								title="Bildschirme kleiner darstellen"
 								className="aspect-square p-1.5! pl-1! rounded-l-none"
 								bg="bg-stone-600"
-								disabled={!Boolean(next_height_step_size('display', $current_height, -1))}
+								disabled={!next_height_step_size('display', $current_height, -1)}
 								click_function={() => {
 									change_height('display', -1);
 								}}

control/frontend/src/routes/FileView.svelte

@@ -59,9 +59,10 @@
 	$effect(() => {
 		const s = $selected_file_ids;
 		one_file_selected = liveQuery(async () => {
+			if (s.length !== 1) return false
 			const inode = await get_file_by_id(s[0]);
 			if (!inode) return false;
-			return s.length === 1 && !is_folder(inode);
+			return !is_folder(inode);
 		});
 	});
 
@@ -78,7 +79,7 @@
 			const results = await Promise.all(selected_file_ids.map((id) => get_file_by_id(id)));
 			return results.filter((element) => element !== null);
 		} catch (e: unknown) {
-			console.error('Error on generating selected_files');
+			console.error('Error on generating selected_files', e);
 			return [];
 		}
 	}
@@ -172,7 +173,7 @@
 			> existiert nicht auf {display_names_where_path_does_not_exist.length === 1
 				? 'dem Bildschirm'
 				: 'den Bildschirmen'}
-			{#each display_names_where_path_does_not_exist as display_name, i}
+			{#each display_names_where_path_does_not_exist as display_name, i (i)}
 				{#if i !== 0}
 					,
 				{/if}
@@ -247,7 +248,7 @@
 			>{`${$selected_file_ids.length === 1 ? 'Folgendes Objekt' : `Folgende ${$selected_file_ids.length} Objekte`} löschen? (Wiederherstellung nicht möglich)`}</span
 		>
 		<div class="flex flex-col gap-2 overflow-y-auto h-full min-h-0 grow-0">
-			{#each $selected_files || [] as file}
+			{#each $selected_files || [] as file, i (i)}
 				<InodeElement {file} not_interactable />
 			{/each}
 		</div>
@@ -294,7 +295,7 @@
 				title="Dateien größer darstellen"
 				className="aspect-square p-1.5! pr-1! rounded-r-none"
 				bg="bg-stone-600"
-				disabled={!Boolean(next_height_step_size('file', $current_height, 1))}
+				disabled={!next_height_step_size('file', $current_height, 1)}
 				click_function={() => {
 					change_height('file', 1);
 				}}
@@ -305,7 +306,7 @@
 				title="Dateien kleiner darstellen"
 				className="aspect-square p-1.5! pl-1! rounded-l-none"
 				bg="bg-stone-600"
-				disabled={!Boolean(next_height_step_size('file', $current_height, -1))}
+				disabled={!next_height_step_size('file', $current_height, -1)}
 				click_function={() => {
 					change_height('file', -1);
 				}}

control/frontend/src/routes/KeyInput.svelte

@@ -4,7 +4,7 @@
 	import { fade } from 'svelte/transition';
 	import { run_on_all_selected_displays } from '$lib/ts/stores/displays';
 	import { send_keyboard_input } from '$lib/ts/api_handler';
-	import { ArrowDownToLine, ArrowUpFromLine, Grid2x2, Grid2X2, Option } from 'lucide-svelte';
+	import { ArrowDownToLine, ArrowUpFromLine, Grid2x2, Option } from 'lucide-svelte';
 	import Button from '$lib/components/Button.svelte';
 	import { onDestroy } from 'svelte';
 	import { add_to_keyboard_queue } from '$lib/ts/utils';

control/frontend/src/routes/TipTapInput.svelte

@@ -9,7 +9,6 @@
 		Highlighter,
 		Italic,
 		PaintBucket,
-		QrCode,
 		Strikethrough
 	} from 'lucide-svelte';
 	import Button from '$lib/components/Button.svelte';
@@ -149,7 +148,7 @@
 	});
 </script>
 
-{#each Object.values(color_states) as color_state}
+{#each Object.values(color_states) as color_state, i (i)}
 	<input type="color" bind:this={color_state.el} bind:value={color_state.value} class="hidden" />
 {/each}
 
@@ -163,9 +162,9 @@
 
 	<div class="flex flex-col gap-2 justify-between">
 		<div class="flex flex-col gap-2">
-			{#each text_edit_options as edit_row}
+			{#each text_edit_options as edit_row, i (i)}
 				<div class="flex flex-row gap-1">
-					{#each edit_row as option}
+					{#each edit_row as option, j (j)}
 						<div class="flex flex-row">
 							<button
 								title={option.title}

control/main.go

@@ -1,6 +1,7 @@
 package main
 
 import (
+	"encoding/json"
 	"log/slog"
 	"net"
 	"net/http"
@@ -83,17 +84,39 @@ func pingRoute(ctx echo.Context) error {
 		return ctx.JSON(http.StatusOK, PingResponse{Status: "host_offline"})
 	}
 
-	conn, err := net.DialTimeout("tcp", ip+":1323", 5*time.Second)
+	client := http.Client{
+		Timeout: 5 * time.Second,
+	}
+
+	resp, err := client.Get("http://" + ip + ":1323/api/ping")
 	if err != nil {
 		return ctx.JSON(http.StatusOK, PingResponse{Status: "app_offline"})
 	}
-	conn.Close()
+	defer resp.Body.Close()
+	if resp.StatusCode != http.StatusOK {
+		return ctx.JSON(http.StatusOK, PingResponse{Status: "app_offline"})
+	}
 
-	return ctx.JSON(http.StatusOK, PingResponse{Status: "app_online"})
+	var appPing AppPingResponse
+	if err := json.NewDecoder(resp.Body).Decode(&appPing); err != nil {
+		return ctx.JSON(http.StatusOK, PingResponse{
+			Status: "app_offline",
+		})
+	}
+
+	return ctx.JSON(http.StatusOK, PingResponse{
+		Status:  "app_online",
+		Version: appPing.Version,
+	})
+}
+
+type AppPingResponse struct {
+	Version string `json:"version"`
 }
 
 type PingResponse struct {
 	Status  string `json:"status"`
+	Version string `json:"version"`
 	Error   string `json:"error"`
 }
 

display/pkg/main.go

@@ -17,7 +17,7 @@ import (
 )
 
 func TakeScreenshot() (string, error) {
-	tempFilePath := filepath.Join(os.TempDir(), fmt.Sprintf("screenshot_%d.png", time.Now().Unix()))
+	tempFilePath := filepath.Join(os.TempDir(), fmt.Sprintf("screenshot_%d.jpg", time.Now().Unix()))
 
 	cmds := []*exec.Cmd{
 		exec.Command("gnome-screenshot", "-f", tempFilePath),

display/web/main.go

@@ -194,7 +194,7 @@ func downloadFileRoute(ctx echo.Context) error {
 
 	slog.Info("Serving file for download", "path", fullPath)
 
-	return ctx.File(fullPath)
+	return ctx.Attachment(fullPath, filepath.Base(fullPath))
 }
 
 func openFileRoute(ctx echo.Context) error {

shared/splash_screen.html

@@ -170,15 +170,8 @@
 
   <span id="version-label" aria-label="Version">%%APP-VERSION%%</span>
 
-  <div class="fade-in">
-    <div
-      class="cursor-x"
-      style="
-        position: absolute;
-        left: calc(50cqw + var(--mouse-start-x));
-        top: calc(50cqh + var(--mouse-start-y));
-      "
-    >
+  <div class="fade-in cursor-layer" aria-hidden="true">
+    <div class="cursor-x">
       <svg class="cursor-y" width="50" height="50" viewBox="0 0 24 24">
         <g
           stroke="#ffffff"
@@ -223,8 +216,6 @@
 
     --mouse-size: 50px;
     --mouse-bounce-delay: 5s;
-    --mouse-start-x: calc((35 * 100vw) / 1920);
-    --mouse-start-y: calc((60 * 100vh) / 1080);
 
     --dur-x: 16s;
     --dur-y: 9s;
@@ -254,8 +245,12 @@
     align-items: center;
     justify-content: center;
     z-index: 9999;
-    height: 100vh;
-    width: 100vw;
+
+    width: 100dvw;
+    height: 100dvh;
+    overflow: hidden;
+
+    container: splash / size;
 
     animation-name: splash-fade;
     animation-duration: 1s;
@@ -342,7 +337,23 @@
     animation: start-button-hover-press 1s ease-in-out 450ms forwards;
   }
 
+  .cursor-layer {
+    position: absolute;
+    inset: 0;
+    overflow: hidden;
+    pointer-events: none;
+
+    --mouse-start-x: calc(100cqw * 35 / 1920);
+    --mouse-start-y: calc(100cqh * 60 / 1080);
+  }
+
   .cursor-x {
+    position: absolute;
+    left: calc(50cqw + var(--mouse-start-x));
+    top: calc(50cqh + var(--mouse-start-y));
+    width: var(--mouse-size);
+    height: var(--mouse-size);
+
     animation-name: move-mouse, mouse-bounceX;
     animation-duration: 1s, var(--dur-x);
     animation-delay: 0s, var(--mouse-bounce-delay);
@@ -354,6 +365,10 @@
   }
 
   .cursor-y {
+    width: 100%;
+    height: 100%;
+    display: block;
+
     animation-name: mouse-bounceY;
     animation-duration: var(--dur-y);
     animation-delay: var(--mouse-bounce-delay);
@@ -364,6 +379,10 @@
     will-change: transform;
   }
 
+  .cursor-y * {
+    vector-effect: non-scaling-stroke;
+  }
+
   @keyframes fade-in {
     to {
       opacity: 1;
@@ -398,6 +417,10 @@
         calc(50cqw - var(--mouse-size) - var(--mouse-start-x))
       );
     }
+
+    100% {
+      transform: translateX(0);
+    }
   }
 
   @keyframes mouse-bounceY {
@@ -414,6 +437,10 @@
         calc(50cqh - var(--mouse-size) - var(--mouse-start-y))
       );
     }
+
+    100% {
+      transform: translateY(0);
+    }
   }
 
   @keyframes start-button-hover-press {

shared/version.txt

@@ -1 +1 @@
-v0.1.4
+v0.1.5