From 252ab3d8529b57a5b10bb2f2740dce332ea124c8 Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Fri, 24 Jun 2022 00:47:55 +0900
Subject: [PATCH] fix onBeforeRouteLeave

fixes https://github.com/misskey-dev/misskey/issues/8861
---
 packages/client/src/pages/theme-editor.vue    | 138 +++++++++---------
 .../client/src/scripts/use-leave-guard.ts     |   2 +
 2 files changed, 72 insertions(+), 68 deletions(-)

diff --git a/packages/client/src/pages/theme-editor.vue b/packages/client/src/pages/theme-editor.vue
index 38f3b90a6..352554353 100644
--- a/packages/client/src/pages/theme-editor.vue
+++ b/packages/client/src/pages/theme-editor.vue
@@ -1,68 +1,70 @@
-<template><MkStickyContainer>
+<template>
+<MkStickyContainer>
 	<template #header><MkPageHeader :actions="headerActions" :tabs="headerTabs"/></template>
-		<MkSpacer :content-max="800" :margin-min="16" :margin-max="32">
-	<div class="cwepdizn _formRoot">
-		<FormFolder :default-open="true" class="_formBlock">
-			<template #label>{{ i18n.ts.backgroundColor }}</template>
-			<div class="cwepdizn-colors">
-				<div class="row">
-					<button v-for="color in bgColors.filter(x => x.kind === 'light')" :key="color.color" class="color _button" :class="{ active: theme.props.bg === color.color }" @click="setBgColor(color)">
-						<div class="preview" :style="{ background: color.forPreview }"></div>
-					</button>
+	<MkSpacer :content-max="800" :margin-min="16" :margin-max="32">
+		<div class="cwepdizn _formRoot">
+			<FormFolder :default-open="true" class="_formBlock">
+				<template #label>{{ i18n.ts.backgroundColor }}</template>
+				<div class="cwepdizn-colors">
+					<div class="row">
+						<button v-for="color in bgColors.filter(x => x.kind === 'light')" :key="color.color" class="color _button" :class="{ active: theme.props.bg === color.color }" @click="setBgColor(color)">
+							<div class="preview" :style="{ background: color.forPreview }"></div>
+						</button>
+					</div>
+					<div class="row">
+						<button v-for="color in bgColors.filter(x => x.kind === 'dark')" :key="color.color" class="color _button" :class="{ active: theme.props.bg === color.color }" @click="setBgColor(color)">
+							<div class="preview" :style="{ background: color.forPreview }"></div>
+						</button>
+					</div>
 				</div>
-				<div class="row">
-					<button v-for="color in bgColors.filter(x => x.kind === 'dark')" :key="color.color" class="color _button" :class="{ active: theme.props.bg === color.color }" @click="setBgColor(color)">
-						<div class="preview" :style="{ background: color.forPreview }"></div>
-					</button>
+			</FormFolder>
+
+			<FormFolder :default-open="true" class="_formBlock">
+				<template #label>{{ i18n.ts.accentColor }}</template>
+				<div class="cwepdizn-colors">
+					<div class="row">
+						<button v-for="color in accentColors" :key="color" class="color rounded _button" :class="{ active: theme.props.accent === color }" @click="setAccentColor(color)">
+							<div class="preview" :style="{ background: color }"></div>
+						</button>
+					</div>
 				</div>
-			</div>
-		</FormFolder>
+			</FormFolder>
 
-		<FormFolder :default-open="true" class="_formBlock">
-			<template #label>{{ i18n.ts.accentColor }}</template>
-			<div class="cwepdizn-colors">
-				<div class="row">
-					<button v-for="color in accentColors" :key="color" class="color rounded _button" :class="{ active: theme.props.accent === color }" @click="setAccentColor(color)">
-						<div class="preview" :style="{ background: color }"></div>
-					</button>
+			<FormFolder :default-open="true" class="_formBlock">
+				<template #label>{{ i18n.ts.textColor }}</template>
+				<div class="cwepdizn-colors">
+					<div class="row">
+						<button v-for="color in fgColors" :key="color" class="color char _button" :class="{ active: (theme.props.fg === color.forLight) || (theme.props.fg === color.forDark) }" @click="setFgColor(color)">
+							<div class="preview" :style="{ color: color.forPreview ? color.forPreview : theme.base === 'light' ? '#5f5f5f' : '#dadada' }">A</div>
+						</button>
+					</div>
 				</div>
-			</div>
-		</FormFolder>
+			</FormFolder>
 
-		<FormFolder :default-open="true" class="_formBlock">
-			<template #label>{{ i18n.ts.textColor }}</template>
-			<div class="cwepdizn-colors">
-				<div class="row">
-					<button v-for="color in fgColors" :key="color" class="color char _button" :class="{ active: (theme.props.fg === color.forLight) || (theme.props.fg === color.forDark) }" @click="setFgColor(color)">
-						<div class="preview" :style="{ color: color.forPreview ? color.forPreview : theme.base === 'light' ? '#5f5f5f' : '#dadada' }">A</div>
-					</button>
+			<FormFolder :default-open="false" class="_formBlock">
+				<template #icon><i class="fas fa-code"></i></template>
+				<template #label>{{ i18n.ts.editCode }}</template>
+
+				<div class="_formRoot">
+					<FormTextarea v-model="themeCode" tall class="_formBlock">
+						<template #label>{{ i18n.ts._theme.code }}</template>
+					</FormTextarea>
+					<FormButton primary class="_formBlock" @click="applyThemeCode">{{ i18n.ts.apply }}</FormButton>
 				</div>
-			</div>
-		</FormFolder>
+			</FormFolder>
 
-		<FormFolder :default-open="false" class="_formBlock">
-			<template #icon><i class="fas fa-code"></i></template>
-			<template #label>{{ i18n.ts.editCode }}</template>
+			<FormFolder :default-open="false" class="_formBlock">
+				<template #label>{{ i18n.ts.addDescription }}</template>
 
-			<div class="_formRoot">
-				<FormTextarea v-model="themeCode" tall class="_formBlock">
-					<template #label>{{ i18n.ts._theme.code }}</template>
-				</FormTextarea>
-				<FormButton primary class="_formBlock" @click="applyThemeCode">{{ i18n.ts.apply }}</FormButton>
-			</div>
-		</FormFolder>
-
-		<FormFolder :default-open="false" class="_formBlock">
-			<template #label>{{ i18n.ts.addDescription }}</template>
-
-			<div class="_formRoot">
-				<FormTextarea v-model="description">
-					<template #label>{{ i18n.ts._theme.description }}</template>
-				</FormTextarea>
-			</div>
-		</FormFolder>
-	</div>
-</MkSpacer></MkStickyContainer>
+				<div class="_formRoot">
+					<FormTextarea v-model="description">
+						<template #label>{{ i18n.ts._theme.description }}</template>
+					</FormTextarea>
+				</div>
+			</FormFolder>
+		</div>
+	</MkSpacer>
+</MkStickyContainer>
 </template>
 
 <script lang="ts" setup>
@@ -85,6 +87,7 @@ import { ColdDeviceStorage, defaultStore } from '@/store';
 import { addTheme } from '@/theme-store';
 import { i18n } from '@/i18n';
 import { useLeaveGuard } from '@/scripts/use-leave-guard';
+import { definePageMetadata } from '@/scripts/page-metadata';
 
 const bgColors = [
 	{ color: '#f5f5f5', kind: 'light', forPreview: '#f5f5f5' },
@@ -204,7 +207,17 @@ async function saveAs() {
 
 watch($$(theme), apply, { deep: true });
 
-const headerActions = $computed(() => []);
+const headerActions = $computed(() => [{
+	asFullButton: true,
+	icon: 'fas fa-eye',
+	text: i18n.ts.preview,
+	handler: showPreview,
+}, {
+	asFullButton: true,
+	icon: 'fas fa-check',
+	text: i18n.ts.saveAs,
+	handler: saveAs,
+}]);
 
 const headerTabs = $computed(() => []);
 
@@ -212,17 +225,6 @@ definePageMetadata({
 	title: i18n.ts.themeEditor,
 	icon: 'fas fa-palette',
 	bg: 'var(--bg)',
-	actions: [{
-		asFullButton: true,
-		icon: 'fas fa-eye',
-		text: i18n.ts.preview,
-		handler: showPreview,
-	}, {
-		asFullButton: true,
-		icon: 'fas fa-check',
-		text: i18n.ts.saveAs,
-		handler: saveAs,
-	}],
 });
 </script>
 
diff --git a/packages/client/src/scripts/use-leave-guard.ts b/packages/client/src/scripts/use-leave-guard.ts
index 379a7e577..a93b84d1f 100644
--- a/packages/client/src/scripts/use-leave-guard.ts
+++ b/packages/client/src/scripts/use-leave-guard.ts
@@ -3,6 +3,7 @@ import { i18n } from '@/i18n';
 import * as os from '@/os';
 
 export function useLeaveGuard(enabled: Ref<boolean>) {
+	/* TODO
 	const setLeaveGuard = inject('setLeaveGuard');
 
 	if (setLeaveGuard) {
@@ -28,6 +29,7 @@ export function useLeaveGuard(enabled: Ref<boolean>) {
 			return !canceled;
 		});
 	}
+	*/
 
 	/*
 	function onBeforeLeave(ev: BeforeUnloadEvent) {