fix(eslint): add window prefix rules to frontend-embed & frontend-shared (#16531)

4 files changed, 78 insertions, 16 deletions

diff --git a/packages/frontend-shared/eslint.config.js b/packages/frontend-shared/eslint.config.js
index 6453be0042..b972cfdb27 100644
--- a/packages/frontend-shared/eslint.config.js
+++ b/packages/frontend-shared/eslint.config.js
@@ -51,9 +51,71 @@ export default [
 				allowSingleExtends: true,
 			}],
 			'import/consistent-type-specifier-style': ['error', 'prefer-top-level'],
-			// window の禁止理由: グローバルスコープと衝突し、予期せぬ結果を招くため
-			// e の禁止理由: error や event など、複数のキーワードの頭文字であり分かりにくいため
-			'id-denylist': ['error', 'window', 'e'],
+			// window ... グローバルスコープと衝突し、予期せぬ結果を招くため
+			// e ... error や event など、複数のキーワードの頭文字であり分かりにくいため
+			// close ... window.closeと衝突 or 紛らわしい
+			// open ... window.openと衝突 or 紛らわしい
+			// fetch ... window.fetchと衝突 or 紛らわしい
+			// location ... window.locationと衝突 or 紛らわしい
+			// document ... window.documentと衝突 or 紛らわしい
+			// history ... window.historyと衝突 or 紛らわしい
+			// scroll ... window.scrollと衝突 or 紛らわしい
+			// setTimeout ... window.setTimeoutと衝突 or 紛らわしい
+			// setInterval ... window.setIntervalと衝突 or 紛らわしい
+			// clearTimeout ... window.clearTimeoutと衝突 or 紛らわしい
+			// clearInterval ... window.clearIntervalと衝突 or 紛らわしい
+			'id-denylist': ['error', 'window', 'e', 'close', 'open', 'fetch', 'location', 'document', 'history', 'scroll', 'setTimeout', 'setInterval', 'clearTimeout', 'clearInterval'],
+			'no-restricted-globals': [
+				'error',
+				{
+					'name': 'open',
+					'message': 'Use `window.open`.',
+				},
+				{
+					'name': 'close',
+					'message': 'Use `window.close`.',
+				},
+				{
+					'name': 'fetch',
+					'message': 'Use `window.fetch`.',
+				},
+				{
+					'name': 'location',
+					'message': 'Use `window.location`.',
+				},
+				{
+					'name': 'document',
+					'message': 'Use `window.document`.',
+				},
+				{
+					'name': 'history',
+					'message': 'Use `window.history`.',
+				},
+				{
+					'name': 'scroll',
+					'message': 'Use `window.scroll`.',
+				},
+				{
+					'name': 'setTimeout',
+					'message': 'Use `window.setTimeout`.',
+				},
+				{
+					'name': 'setInterval',
+					'message': 'Use `window.setInterval`.',
+				},
+				{
+					'name': 'clearTimeout',
+					'message': 'Use `window.clearTimeout`.',
+				},
+				{
+					'name': 'clearInterval',
+					'message': 'Use `window.clearInterval`.',
+				},
+				{
+					'name': 'name',
+					'message': 'Use `window.name`. もしくは name という変数名を定義し忘れている',
+				},
+			],
 			'no-shadow': ['warn'],
 			'vue/attributes-order': ['error', {
 				alphabetical: false,
diff --git a/packages/frontend-shared/js/config.ts b/packages/frontend-shared/js/config.ts
index ac5c5629f3..6272d3f6b9 100644
--- a/packages/frontend-shared/js/config.ts
+++ b/packages/frontend-shared/js/config.ts
@@ -4,15 +4,15 @@
  */
 
 // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
-const address = new URL(document.querySelector<HTMLMetaElement>('meta[property="instance_url"]')?.content || location.href);
-const siteName = document.querySelector<HTMLMetaElement>('meta[property="og:site_name"]')?.content;
+const address = new URL(window.document.querySelector<HTMLMetaElement>('meta[property="instance_url"]')?.content || window.location.href);
+const siteName = window.document.querySelector<HTMLMetaElement>('meta[property="og:site_name"]')?.content;
 
 export const host = address.host;
 export const hostname = address.hostname;
 export const url = address.origin;
 export const port = address.port;
-export const apiUrl = location.origin + '/api';
-export const wsOrigin = location.origin;
+export const apiUrl = window.location.origin + '/api';
+export const wsOrigin = window.location.origin;
 export const lang = localStorage.getItem('lang') ?? 'en-US';
 export const langs = _LANGS_;
 export const version = _VERSION_;
diff --git a/packages/frontend-shared/js/scroll.ts b/packages/frontend-shared/js/scroll.ts
index 9057b896c6..5578cffdec 100644
--- a/packages/frontend-shared/js/scroll.ts
+++ b/packages/frontend-shared/js/scroll.ts
@@ -51,7 +51,7 @@ export function onScrollTop(el: HTMLElement, cb: (topVisible: boolean) => unknow
 	// - toleranceの範囲内に収まる程度の微量なスクロールが発生した
 	let prevTopVisible = firstTopVisible;
 	const onScroll = () => {
-		if (!document.body.contains(el)) return;
+		if (!window.document.body.contains(el)) return;
 
 		const topVisible = isHeadVisible(el, tolerance);
 		if (topVisible !== prevTopVisible) {
@@ -78,7 +78,7 @@ export function onScrollBottom(el: HTMLElement, cb: () => unknown, tolerance = 1
 
 	const containerOrWindow = container ?? window;
 	const onScroll = () => {
-		if (!document.body.contains(el)) return;
+		if (!window.document.body.contains(el)) return;
 		if (isTailVisible(el, 1, container)) {
 			cb();
 			if (once) removeListener();
@@ -145,8 +145,8 @@ export function isTailVisible(el: HTMLElement, tolerance = 1, container = getScr
 // https://ja.javascript.info/size-and-scroll-window#ref-932
 export function getBodyScrollHeight() {
 	return Math.max(
-		document.body.scrollHeight, document.documentElement.scrollHeight,
-		document.body.offsetHeight, document.documentElement.offsetHeight,
-		document.body.clientHeight, document.documentElement.clientHeight,
+		window.document.body.scrollHeight, window.document.documentElement.scrollHeight,
+		window.document.body.offsetHeight, window.document.documentElement.offsetHeight,
+		window.document.body.clientHeight, window.document.documentElement.clientHeight,
 	);
 }
diff --git a/packages/frontend-shared/js/use-document-visibility.ts b/packages/frontend-shared/js/use-document-visibility.ts
index b1197e68da..a87c1f1bab 100644
--- a/packages/frontend-shared/js/use-document-visibility.ts
+++ b/packages/frontend-shared/js/use-document-visibility.ts
@@ -7,18 +7,18 @@ import { onMounted, onUnmounted, ref } from 'vue';
 import type { Ref } from 'vue';
 
 export function useDocumentVisibility(): Ref<DocumentVisibilityState> {
-	const visibility = ref(document.visibilityState);
+	const visibility = ref(window.document.visibilityState);
 
 	const onChange = (): void => {
-		visibility.value = document.visibilityState;
+		visibility.value = window.document.visibilityState;
 	};
 
 	onMounted(() => {
-		document.addEventListener('visibilitychange', onChange);
+		window.document.addEventListener('visibilitychange', onChange);
 	});
 
 	onUnmounted(() => {
-		document.removeEventListener('visibilitychange', onChange);
+		window.document.removeEventListener('visibilitychange', onChange);
 	});
 
 	return visibility;