From f797765b1dd8af364c7effca3ed6a7a3e3cb040a Mon Sep 17 00:00:00 2001
From: かっこかり <67428053+kakkokari-gtyih@users.noreply.github.com>
Date: Mon, 10 Mar 2025 18:35:51 +0900
Subject: enhance(frontend): テーマ設定で簡易プレビューを表示するように
 (#15643)
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* enhance(frontend): テーマ設定で簡易プレビューを表示するように

* Update Changelog

* fix lint

* 🎨

---------

Co-authored-by: syuilo <4439005+syuilo@users.noreply.github.com>
---
 .../frontend/src/components/MkThemePreview.vue     | 96 ++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 packages/frontend/src/components/MkThemePreview.vue

(limited to 'packages/frontend/src/components')

diff --git a/packages/frontend/src/components/MkThemePreview.vue b/packages/frontend/src/components/MkThemePreview.vue
new file mode 100644
index 0000000000..5b180b3680
--- /dev/null
+++ b/packages/frontend/src/components/MkThemePreview.vue
@@ -0,0 +1,96 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<svg
+	version="1.1"
+	viewBox="0 0 203.2 152.4"
+	xmlns="http://www.w3.org/2000/svg"
+	xmlns:xlink="http://www.w3.org/1999/xlink"
+>
+	<g fill-rule="evenodd">
+		<rect width="203.2" height="152.4" :fill="themeVariables.bg" stroke-width=".26458" />
+		<rect width="65.498" height="152.4" :fill="themeVariables.panel" stroke-width=".26458" />
+		<rect x="65.498" width="137.7" height="40.892" :fill="themeVariables.acrylicBg" stroke-width=".265" />
+		<path transform="scale(.26458)" d="m439.77 247.19c-43.673 0-78.832 35.157-78.832 78.83v249.98h407.06v-328.81z" :fill="themeVariables.panel" />
+	</g>
+	<circle cx="32.749" cy="83.054" r="21.132" :fill="themeVariables.accentedBg" stroke-dasharray="0.319256, 0.319256" stroke-width=".15963" style="paint-order:stroke fill markers" />
+	<circle cx="136.67" cy="106.76" r="23.876" :fill="themeVariables.fg" fill-opacity="0.5" stroke-dasharray="0.352425, 0.352425" stroke-width=".17621" style="paint-order:stroke fill markers" />
+	<g :fill="themeVariables.fg" fill-rule="evenodd" stroke-width=".26458">
+		<rect x="171.27" y="87.815" width="48.576" height="6.8747" ry="3.4373"/>
+		<rect x="171.27" y="105.09" width="48.576" height="6.875" ry="3.4375"/>
+		<rect x="171.27" y="121.28" width="48.576" height="6.875" ry="3.4375"/>
+		<rect x="171.27" y="137.47" width="48.576" height="6.875" ry="3.4375"/>
+	</g>
+	<path d="m65.498 40.892h137.7" :stroke="themeVariables.divider" stroke-width="0.75" />
+	<g transform="matrix(.60823 0 0 .60823 25.45 75.755)" fill="none" :stroke="themeVariables.accent" stroke-linecap="round" stroke-linejoin="round" stroke-width="2">
+		<path d="m0 0h24v24h-24z" fill="none" stroke="none" />
+		<path d="m5 12h-2l9-9 9 9h-2" />
+		<path d="m5 12v7a2 2 0 0 0 2 2h10a2 2 0 0 0 2-2v-7" />
+		<path d="m9 21v-6a2 2 0 0 1 2-2h2a2 2 0 0 1 2 2v6" />
+	</g>
+	<g transform="matrix(.61621 0 0 .61621 25.354 117.92)" fill="none" :stroke="themeVariables.fg" stroke-linecap="round" stroke-linejoin="round" stroke-width="2">
+		<path d="m0 0h24v24h-24z" fill="none" stroke="none" />
+		<path d="m10 5a2 2 0 1 1 4 0 7 7 0 0 1 4 6v3a4 4 0 0 0 2 3h-16a4 4 0 0 0 2-3v-3a7 7 0 0 1 4-6" />
+		<path d="m9 17v1a3 3 0 0 0 6 0v-1" />
+	</g>
+	<image x="20.948" y="18.388" width="23.602" height="23.602" image-rendering="optimizeSpeed" preserveAspectRatio="xMidYMid meet" v-bind="{ 'xlink:href': instance.iconUrl || '/favicon.ico' }" />
+</svg>
+</template>
+
+<script setup lang="ts">
+import { ref, watch } from 'vue';
+import { instance } from '@/instance.js';
+import { compile } from '@/theme.js';
+import type { Theme } from '@/theme.js';
+import { deepClone } from '@/utility/clone.js';
+import lightTheme from '@@/themes/_light.json5';
+import darkTheme from '@@/themes/_dark.json5';
+
+const props = defineProps<{
+	theme: Theme;
+}>();
+
+const themeVariables = ref<{
+	bg: string;
+	acrylicBg: string;
+	panel: string;
+	fg: string;
+	divider: string;
+	accent: string;
+	accentedBg: string;
+}>({
+	bg: 'var(--MI_THEME-bg)',
+	acrylicBg: 'var(--MI_THEME-acrylicBg)',
+	panel: 'var(--MI_THEME-panel)',
+	fg: 'var(--MI_THEME-fg)',
+	divider: 'var(--MI_THEME-divider)',
+	accent: 'var(--MI_THEME-accent)',
+	accentedBg: 'var(--MI_THEME-accentedBg)',
+});
+
+watch(() => props.theme, (theme) => {
+	if (theme == null) return;
+
+	const _theme = deepClone(theme);
+
+	if (_theme?.base != null) {
+		const base = [lightTheme, darkTheme].find(x => x.id === _theme.base);
+		if (base) _theme.props = Object.assign({}, base.props, _theme.props);
+	}
+
+	const compiled = compile(_theme);
+
+	themeVariables.value = {
+		bg: compiled.bg ?? 'var(--MI_THEME-bg)',
+		acrylicBg: compiled.acrylicBg ?? 'var(--MI_THEME-acrylicBg)',
+		panel: compiled.panel ?? 'var(--MI_THEME-panel)',
+		fg: compiled.fg ?? 'var(--MI_THEME-fg)',
+		divider: compiled.divider ?? 'var(--MI_THEME-divider)',
+		accent: compiled.accent ?? 'var(--MI_THEME-accent)',
+		accentedBg: compiled.accentedBg ?? 'var(--MI_THEME-accentedBg)',
+	};
+}, { immediate: true });
+</script>
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