From 3a421837bfc8ea816c3109394a916cb0cac0e8d8 Mon Sep 17 00:00:00 2001
From: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Sat, 9 Nov 2024 10:57:04 +0900
Subject: refactor(frontend): 動画UIのフルスクリーン周りの調整 (#14877)
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* refactor(frontend): フルスクリーン周りの調整

(cherry picked from commit 783032caec5853d78d5af3391e29cf364f2282e8)

* refactor(frontend): deviceKindの循環参照を除去

(cherry picked from commit 1ca471f57e968a1a6e2259bde4a7c6da1fe0c54e)

* fix

---------

Co-authored-by: taiyme <53635909+taiyme@users.noreply.github.com>
---
 packages/frontend/src/scripts/fullscreen.ts | 46 +++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100644 packages/frontend/src/scripts/fullscreen.ts

(limited to 'packages/frontend/src/scripts/fullscreen.ts')

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;
+	}
+};
-- 
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