10 files changed, 108 insertions, 40 deletions
diff --git a/packages/frontend/src/scripts/check-word-mute.ts b/packages/frontend/src/scripts/check-word-mute.ts
index e65c327ffe..6525c207f7 100644
--- a/packages/frontend/src/scripts/check-word-mute.ts
+++ b/packages/frontend/src/scripts/check-word-mute.ts
@@ -2,10 +2,9 @@
  * SPDX-FileCopyrightText: syuilo and misskey-project
  * SPDX-License-Identifier: AGPL-3.0-only
  */
+import * as Misskey from 'misskey-js';
 
-import type { Note, MeDetailed } from "misskey-js/entities.js";
-
-export function checkWordMute(note: Note, me: MeDetailed | null | undefined, mutedWords: Array<string | string[]>): boolean {
+export function checkWordMute(note: Misskey.entities.Note, me: Misskey.entities.UserLite | null | undefined, mutedWords: Array<string | string[]>): boolean {
 	// 自分自身
 	if (me && (note.userId === me.id)) return false;
 
diff --git a/packages/frontend/src/scripts/device-kind.ts b/packages/frontend/src/scripts/device-kind.ts
index 7c33f8ccee..7aadb617ca 100644
--- a/packages/frontend/src/scripts/device-kind.ts
+++ b/packages/frontend/src/scripts/device-kind.ts
@@ -3,22 +3,22 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
-import { defaultStore } from '@/store.js';
-
-await defaultStore.ready;
+export type DeviceKind = 'smartphone' | 'tablet' | 'desktop';
 
 const ua = navigator.userAgent.toLowerCase();
 const isTablet = /ipad/.test(ua) || (/mobile|iphone|android/.test(ua) && window.innerWidth > 700);
 const isSmartphone = !isTablet && /mobile|iphone|android/.test(ua);
 
-const isIPhone = /iphone|ipod/gi.test(ua) && navigator.maxTouchPoints > 1;
-// navigator.platform may be deprecated but this check is still required
-const isIPadOS = navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1;
-const isIos = /ipad|iphone|ipod/gi.test(ua) && navigator.maxTouchPoints > 1;
+export const DEFAULT_DEVICE_KIND: DeviceKind = (
+	isSmartphone
+		? 'smartphone'
+		: isTablet
+			? 'tablet'
+			: 'desktop'
+);
 
-export const isFullscreenNotSupported = isIPhone || isIos;
+export let deviceKind: DeviceKind = DEFAULT_DEVICE_KIND;
 
-export const deviceKind: 'smartphone' | 'tablet' | 'desktop' = defaultStore.state.overridedDeviceKind ? defaultStore.state.overridedDeviceKind
-	: isSmartphone ? 'smartphone'
-	: isTablet ? 'tablet'
-	: 'desktop';
+export function updateDeviceKind(kind: DeviceKind | null) {
+	deviceKind = kind ?? DEFAULT_DEVICE_KIND;
+}
diff --git a/packages/frontend/src/scripts/form.ts b/packages/frontend/src/scripts/form.ts
index 242a504c3b..1032e97ac9 100644
--- a/packages/frontend/src/scripts/form.ts
+++ b/packages/frontend/src/scripts/form.ts
@@ -15,7 +15,7 @@ type Hidden = boolean | ((v: any) => boolean);
 export type FormItem = {
 	label?: string;
 	type: 'string';
-	default: string | null;
+	default?: string | null;
 	description?: string;
 	required?: boolean;
 	hidden?: Hidden;
@@ -24,7 +24,7 @@ export type FormItem = {
 } | {
 	label?: string;
 	type: 'number';
-	default: number | null;
+	default?: number | null;
 	description?: string;
 	required?: boolean;
 	hidden?: Hidden;
@@ -32,20 +32,20 @@ export type FormItem = {
 } | {
 	label?: string;
 	type: 'boolean';
-	default: boolean | null;
+	default?: boolean | null;
 	description?: string;
 	hidden?: Hidden;
 } | {
 	label?: string;
 	type: 'enum';
-	default: string | null;
+	default?: string | null;
 	required?: boolean;
 	hidden?: Hidden;
 	enum: EnumItem[];
 } | {
 	label?: string;
 	type: 'radio';
-	default: unknown | null;
+	default?: unknown | null;
 	required?: boolean;
 	hidden?: Hidden;
 	options: {
@@ -55,7 +55,7 @@ export type FormItem = {
 } | {
 	label?: string;
 	type: 'range';
-	default: number | null;
+	default?: number | null;
 	description?: string;
 	required?: boolean;
 	step?: number;
@@ -66,12 +66,12 @@ export type FormItem = {
 } | {
 	label?: string;
 	type: 'object';
-	default: Record<string, unknown> | null;
+	default?: Record<string, unknown> | null;
 	hidden: Hidden;
 } | {
 	label?: string;
 	type: 'array';
-	default: unknown[] | null;
+	default?: unknown[] | null;
 	hidden: Hidden;
 } | {
 	type: 'button';
diff --git a/packages/frontend/src/scripts/fullscreen.ts b/packages/frontend/src/scripts/fullscreen.ts
new file mode 100644
index 0000000000..7a0a018ef3
--- /dev/null
+++ b/packages/frontend/src/scripts/fullscreen.ts
@@ -0,0 +1,46 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+type PartiallyPartial<T, K extends keyof T> = Omit<T, K> & Partial<Pick<T, K>>;
+
+type VideoEl = PartiallyPartial<HTMLVideoElement, 'requestFullscreen'> & {
+	webkitEnterFullscreen?(): void;
+	webkitExitFullscreen?(): void;
+};
+
+type PlayerEl = PartiallyPartial<HTMLElement, 'requestFullscreen'>;
+
+type RequestFullscreenProps = {
+	readonly videoEl: VideoEl;
+	readonly playerEl: PlayerEl;
+	readonly options?: FullscreenOptions | null;
+};
+
+type ExitFullscreenProps = {
+	readonly videoEl: VideoEl;
+};
+
+export const requestFullscreen = ({ videoEl, playerEl, options }: RequestFullscreenProps) => {
+	if (playerEl.requestFullscreen != null) {
+		playerEl.requestFullscreen(options ?? undefined);
+		return;
+	}
+	if (videoEl.webkitEnterFullscreen != null) {
+		videoEl.webkitEnterFullscreen();
+		return;
+	}
+};
+
+export const exitFullscreen = ({ videoEl }: ExitFullscreenProps) => {
+	// eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+	if (document.exitFullscreen != null) {
+		document.exitFullscreen();
+		return;
+	}
+	if (videoEl.webkitExitFullscreen != null) {
+		videoEl.webkitExitFullscreen();
+		return;
+	}
+};
diff --git a/packages/frontend/src/scripts/get-bg-color.ts b/packages/frontend/src/scripts/get-bg-color.ts
new file mode 100644
index 0000000000..ccf60b454f
--- /dev/null
+++ b/packages/frontend/src/scripts/get-bg-color.ts
@@ -0,0 +1,18 @@
+/*
+ * SPDX-FileCopyrightText: syuilo and misskey-project
+ * SPDX-License-Identifier: AGPL-3.0-only
+ */
+
+import tinycolor from 'tinycolor2';
+
+export const getBgColor = (elem?: Element | null | undefined): string | null => {
+	if (elem == null) return null;
+
+	const { backgroundColor: bg } = window.getComputedStyle(elem);
+
+	if (bg && tinycolor(bg).getAlpha() !== 0) {
+		return bg;
+	}
+
+	return getBgColor(elem.parentElement);
+};
diff --git a/packages/frontend/src/scripts/misskey-api.ts b/packages/frontend/src/scripts/misskey-api.ts
index 1b1159fd01..e7a92e2d5c 100644
--- a/packages/frontend/src/scripts/misskey-api.ts
+++ b/packages/frontend/src/scripts/misskey-api.ts
@@ -17,7 +17,7 @@ export function misskeyApi<
 	_ResT = ResT extends void ? Misskey.api.SwitchCaseResponseType<E, P> : ResT,
 >(
 	endpoint: E,
-	data: P = {} as any,
+	data: P & { i?: string | null; } = {} as any,
 	token?: string | null | undefined,
 	signal?: AbortSignal,
 ): Promise<_ResT> {
@@ -30,8 +30,8 @@ export function misskeyApi<
 
 	const promise = new Promise<_ResT>((resolve, reject) => {
 		// Append a credential
-		if ($i) (data as any).i = $i.token;
-		if (token !== undefined) (data as any).i = token;
+		if ($i) data.i = $i.token;
+		if (token !== undefined) data.i = token;
 
 		// Send request
 		window.fetch(`${apiUrl}/${endpoint}`, {
diff --git a/packages/frontend/src/scripts/please-login.ts b/packages/frontend/src/scripts/please-login.ts
index 18f05bc7f4..43dcf11936 100644
--- a/packages/frontend/src/scripts/please-login.ts
+++ b/packages/frontend/src/scripts/please-login.ts
@@ -44,17 +44,21 @@ export type OpenOnRemoteOptions = {
 	params: Record<string, string>;
 };
 
-export function pleaseLogin(path?: string, openOnRemote?: OpenOnRemoteOptions) {
+export function pleaseLogin(opts: {
+	path?: string;
+	message?: string;
+	openOnRemote?: OpenOnRemoteOptions;
+} = {}) {
 	if ($i) return;
 
 	const { dispose } = popup(defineAsyncComponent(() => import('@/components/MkSigninDialog.vue')), {
 		autoSet: true,
-		message: openOnRemote ? i18n.ts.signinOrContinueOnRemote : i18n.ts.signinRequired,
-		openOnRemote,
+		message: opts.message ?? (opts.openOnRemote ? i18n.ts.signinOrContinueOnRemote : i18n.ts.signinRequired),
+		openOnRemote: opts.openOnRemote,
 	}, {
 		cancelled: () => {
-			if (path) {
-				window.location.href = path;
+			if (opts.path) {
+				window.location.href = opts.path;
 			}
 		},
 		closed: () => dispose(),
diff --git a/packages/frontend/src/scripts/select-file.ts b/packages/frontend/src/scripts/select-file.ts
index 9aa38178b2..b037aa8acc 100644
--- a/packages/frontend/src/scripts/select-file.ts
+++ b/packages/frontend/src/scripts/select-file.ts
@@ -80,7 +80,7 @@ export function chooseFileFromUrl(): Promise<Misskey.entities.DriveFile> {
 	});
 }
 
-function select(src: any, label: string | null, multiple: boolean): Promise<Misskey.entities.DriveFile[]> {
+function select(src: HTMLElement | EventTarget | null, label: string | null, multiple: boolean): Promise<Misskey.entities.DriveFile[]> {
 	return new Promise((res, rej) => {
 		const keepOriginal = ref(defaultStore.state.keepOriginalUploading);
 
@@ -107,10 +107,10 @@ function select(src: any, label: string | null, multiple: boolean): Promise<Miss
 	});
 }
 
-export function selectFile(src: any, label: string | null = null): Promise<Misskey.entities.DriveFile> {
+export function selectFile(src: HTMLElement | EventTarget | null, label: string | null = null): Promise<Misskey.entities.DriveFile> {
 	return select(src, label, false).then(files => files[0]);
 }
 
-export function selectFiles(src: any, label: string | null = null): Promise<Misskey.entities.DriveFile[]> {
+export function selectFiles(src: HTMLElement | EventTarget | null, label: string | null = null): Promise<Misskey.entities.DriveFile[]> {
 	return select(src, label, true);
 }
diff --git a/packages/frontend/src/scripts/shuffle.ts b/packages/frontend/src/scripts/shuffle.ts
index fed16bc71c..1f6ef1928c 100644
--- a/packages/frontend/src/scripts/shuffle.ts
+++ b/packages/frontend/src/scripts/shuffle.ts
@@ -6,8 +6,9 @@
 /**
  * 配列をシャッフル (破壊的)
  */
-export function shuffle<T extends any[]>(array: T): T {
-	let currentIndex = array.length, randomIndex;
+export function shuffle<T extends unknown[]>(array: T): T {
+	let currentIndex = array.length;
+	let randomIndex: number;
 
 	// While there remain elements to shuffle.
 	while (currentIndex !== 0) {
diff --git a/packages/frontend/src/scripts/upload.ts b/packages/frontend/src/scripts/upload.ts
index 22dce609c6..713573a377 100644
--- a/packages/frontend/src/scripts/upload.ts
+++ b/packages/frontend/src/scripts/upload.ts
@@ -32,13 +32,13 @@ const mimeTypeMap = {
 
 export function uploadFile(
 	file: File,
-	folder?: any,
+	folder?: string | Misskey.entities.DriveFolder,
 	name?: string,
 	keepOriginal: boolean = defaultStore.state.keepOriginalUploading,
 ): Promise<Misskey.entities.DriveFile> {
 	if ($i == null) throw new Error('Not logged in');
 
-	if (folder && typeof folder === 'object') folder = folder.id;
+	const _folder = typeof folder === 'string' ? folder : folder?.id;
 
 	if (file.size > instance.maxFileSize) {
 		alert({
@@ -89,11 +89,11 @@ export function uploadFile(
 			}
 
 			const formData = new FormData();
-			formData.append('i', $i.token);
+			formData.append('i', $i!.token);
 			formData.append('force', 'true');
 			formData.append('file', resizedImage ?? file);
 			formData.append('name', ctx.name);
-			if (folder) formData.append('folderId', folder);
+			if (_folder) formData.append('folderId', _folder);
 
 			const xhr = new XMLHttpRequest();
 			xhr.open('POST', apiUrl + '/drive/files/create', true);