wip

2024-08-23 12:47:22 +09:00
parent 0900023cc9
commit d6f81fd3b3
49 changed files with 154 additions and 8 deletions
--- a/packages/frontend-embed/src/components/EmA.vue
+++ b/packages/frontend-embed/src/components/EmA.vue
@@ -0,0 +1,29 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<a ref="el" :href="to" @click.prevent="nav">
+	<slot></slot>
+</a>
+</template>
+
+<script lang="ts" setup>
+import { computed, inject, shallowRef } from 'vue';
+
+const props = withDefaults(defineProps<{
+	to: string;
+	activeClass?: null | string;
+}>(), {
+	activeClass: null,
+});
+
+const el = shallowRef<HTMLElement>();
+
+defineExpose({ $el: el });
+
+function nav(ev: MouseEvent) {
+	location.href = props.to;
+}
+</script>
--- a/packages/frontend-embed/src/components/EmAvatar.vue
+++ b/packages/frontend-embed/src/components/EmAvatar.vue
@@ -0,0 +1,259 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<component :is="link ? EmA : 'span'" v-bind="bound" class="_noSelect" :class="[$style.root, { [$style.cat]: user.isCat }]" @click="onClick">
+	<MkImgWithBlurhash :class="$style.inner" :src="url" :hash="user.avatarBlurhash" :cover="true" :onlyAvgColor="true"/>
+	<MkUserOnlineIndicator v-if="indicator" :class="$style.indicator" :user="user"/>
+	<div v-if="user.isCat" :class="[$style.ears]">
+		<div :class="$style.earLeft">
+			<div v-if="false" :class="$style.layer">
+				<div :class="$style.plot" :style="{ backgroundImage: `url(${JSON.stringify(url)})` }"/>
+				<div :class="$style.plot" :style="{ backgroundImage: `url(${JSON.stringify(url)})` }"/>
+				<div :class="$style.plot" :style="{ backgroundImage: `url(${JSON.stringify(url)})` }"/>
+			</div>
+		</div>
+		<div :class="$style.earRight">
+			<div v-if="false" :class="$style.layer">
+				<div :class="$style.plot" :style="{ backgroundImage: `url(${JSON.stringify(url)})` }"/>
+				<div :class="$style.plot" :style="{ backgroundImage: `url(${JSON.stringify(url)})` }"/>
+				<div :class="$style.plot" :style="{ backgroundImage: `url(${JSON.stringify(url)})` }"/>
+			</div>
+		</div>
+	</div>
+	<img
+		v-for="decoration in user.avatarDecorations"
+		:class="[$style.decoration]"
+		:src="getDecorationUrl(decoration)"
+		:style="{
+			rotate: getDecorationAngle(decoration),
+			scale: getDecorationScale(decoration),
+			translate: getDecorationOffset(decoration),
+		}"
+		alt=""
+	>
+</component>
+</template>
+
+<script lang="ts" setup>
+import { computed } from 'vue';
+import * as Misskey from 'misskey-js';
+import MkImgWithBlurhash from '../MkImgWithBlurhash.vue';
+import EmA from './EmA.vue';
+import { userPage } from '@/filters/user.js';
+import MkUserOnlineIndicator from '@/components/MkUserOnlineIndicator.vue';
+
+const props = withDefaults(defineProps<{
+	user: Misskey.entities.User;
+	target?: string | null;
+	link?: boolean;
+	preview?: boolean;
+	indicator?: boolean;
+}>(), {
+	target: null,
+	link: false,
+	preview: false,
+	indicator: false,
+});
+
+const emit = defineEmits<{
+	(ev: 'click', v: MouseEvent): void;
+}>();
+
+const bound = computed(() => props.link
+	? { to: userPage(props.user), target: props.target }
+	: {});
+
+const url = computed(() => {
+	if (props.user.avatarUrl == null) return null;
+	return props.user.avatarUrl;
+});
+
+function onClick(ev: MouseEvent): void {
+	if (props.link) return;
+	emit('click', ev);
+}
+
+function getDecorationUrl(decoration: Omit<Misskey.entities.UserDetailed['avatarDecorations'][number], 'id'>) {
+	return decoration.url;
+}
+
+function getDecorationAngle(decoration: Omit<Misskey.entities.UserDetailed['avatarDecorations'][number], 'id'>) {
+	const angle = decoration.angle ?? 0;
+	return angle === 0 ? undefined : `${angle * 360}deg`;
+}
+
+function getDecorationScale(decoration: Omit<Misskey.entities.UserDetailed['avatarDecorations'][number], 'id'>) {
+	const scaleX = decoration.flipH ? -1 : 1;
+	return scaleX === 1 ? undefined : `${scaleX} 1`;
+}
+
+function getDecorationOffset(decoration: Omit<Misskey.entities.UserDetailed['avatarDecorations'][number], 'id'>) {
+	const offsetX = decoration.offsetX ?? 0;
+	const offsetY = decoration.offsetY ?? 0;
+	return offsetX === 0 && offsetY === 0 ? undefined : `${offsetX * 100}% ${offsetY * 100}%`;
+}
+</script>
+
+<style lang="scss" module>
+.root {
+	position: relative;
+	display: inline-block;
+	vertical-align: bottom;
+	flex-shrink: 0;
+	border-radius: 100%;
+	line-height: 16px;
+}
+
+.inner {
+	position: absolute;
+	bottom: 0;
+	left: 0;
+	right: 0;
+	top: 0;
+	border-radius: 100%;
+	z-index: 1;
+	overflow: clip;
+	object-fit: cover;
+	width: 100%;
+	height: 100%;
+}
+
+.indicator {
+	position: absolute;
+	z-index: 2;
+	bottom: 0;
+	left: 0;
+	width: 20%;
+	height: 20%;
+}
+
+.cat {
+	> .ears {
+		contain: strict;
+		position: absolute;
+		top: -50%;
+		left: -50%;
+		width: 100%;
+		height: 100%;
+		padding: 50%;
+		pointer-events: none;
+
+		> .earLeft,
+		> .earRight {
+			contain: strict;
+			display: inline-block;
+			height: 50%;
+			width: 50%;
+			background: currentColor;
+
+			&::after {
+				contain: strict;
+				content: '';
+				display: block;
+				width: 60%;
+				height: 60%;
+				margin: 20%;
+				background: #df548f;
+			}
+
+			> .layer {
+				contain: strict;
+				position: absolute;
+				top: 0;
+				width: 280%;
+				height: 280%;
+
+				> .plot {
+					contain: strict;
+					position: absolute;
+					width: 100%;
+					height: 100%;
+					clip-path: path('M0 0H1V1H0z');
+					transform: scale(32767);
+					transform-origin: 0 0;
+					opacity: 0.5;
+
+					&:first-child {
+						opacity: 1;
+					}
+
+					&:last-child {
+						opacity: calc(1 / 3);
+					}
+				}
+			}
+		}
+
+		> .earLeft {
+			transform: rotate(37.5deg) skew(30deg);
+
+			&, &::after {
+				border-radius: 25% 75% 75%;
+			}
+
+			> .layer {
+				left: 0;
+				transform:
+					skew(-30deg)
+					rotate(-37.5deg)
+					translate(-2.82842712475%, /* -2 * sqrt(2) */
+										-38.5857864376%); /* 40 - 2 * sqrt(2) */
+
+				> .plot {
+					background-position: 20% 10%; /* ~= 37.5deg */
+
+					&:first-child {
+						background-position-x: 21%;
+					}
+
+					&:last-child {
+						background-position-y: 11%;
+					}
+				}
+			}
+		}
+
+		> .earRight {
+			transform: rotate(-37.5deg) skew(-30deg);
+
+			&, &::after {
+				border-radius: 75% 25% 75% 75%;
+			}
+
+			> .layer {
+				right: 0;
+				transform:
+					skew(30deg)
+					rotate(37.5deg)
+					translate(2.82842712475%, /* 2 * sqrt(2) */
+										-38.5857864376%); /* 40 - 2 * sqrt(2) */
+
+				> .plot {
+					position: absolute;
+					background-position: 80% 10%; /* ~= 37.5deg */
+
+					&:first-child {
+						background-position-x: 79%;
+					}
+
+					&:last-child {
+						background-position-y: 11%;
+					}
+				}
+			}
+		}
+	}
+}
+
+.decoration {
+	position: absolute;
+	z-index: 1;
+	top: -50%;
+	left: -50%;
+	width: 200%;
+	pointer-events: none;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmCustomEmoji.vue
+++ b/packages/frontend-embed/src/components/EmCustomEmoji.vue
@@ -0,0 +1,98 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<img
+	v-if="errored && fallbackToImage"
+	:class="[$style.root, { [$style.normal]: normal, [$style.noStyle]: noStyle }]"
+	src="/client-assets/dummy.png"
+	:title="alt"
+/>
+<span v-else-if="errored">:{{ customEmojiName }}:</span>
+<img
+	v-else
+	:class="[$style.root, { [$style.normal]: normal, [$style.noStyle]: noStyle }]"
+	:src="url"
+	:alt="alt"
+	:title="alt"
+	decoding="async"
+	@error="errored = true"
+	@load="errored = false"
+/>
+</template>
+
+<script lang="ts" setup>
+import { computed, inject, ref } from 'vue';
+import { getProxiedImageUrl } from '@/scripts/media-proxy.js';
+import { customEmojisMap } from '@/custom-emojis.js';
+
+const props = defineProps<{
+	name: string;
+	normal?: boolean;
+	noStyle?: boolean;
+	host?: string | null;
+	url?: string;
+	useOriginalSize?: boolean;
+	menu?: boolean;
+	menuReaction?: boolean;
+	fallbackToImage?: boolean;
+}>();
+
+const customEmojiName = computed(() => (props.name[0] === ':' ? props.name.substring(1, props.name.length - 1) : props.name).replace('@.', ''));
+const isLocal = computed(() => !props.host && (customEmojiName.value.endsWith('@.') || !customEmojiName.value.includes('@')));
+
+const rawUrl = computed(() => {
+	if (props.url) {
+		return props.url;
+	}
+	if (isLocal.value) {
+		return customEmojisMap.get(customEmojiName.value)?.url ?? null;
+	}
+	return props.host ? `/emoji/${customEmojiName.value}@${props.host}.webp` : `/emoji/${customEmojiName.value}.webp`;
+});
+
+const url = computed(() => {
+	if (rawUrl.value == null) return undefined;
+
+	const proxied =
+		(rawUrl.value.startsWith('/emoji/') || (props.useOriginalSize && isLocal.value))
+			? rawUrl.value
+			: getProxiedImageUrl(
+				rawUrl.value,
+				props.useOriginalSize ? undefined : 'emoji',
+				false,
+				true,
+			);
+	return proxied;
+});
+
+const alt = computed(() => `:${customEmojiName.value}:`);
+const errored = ref(url.value == null);
+</script>
+
+<style lang="scss" module>
+.root {
+	height: 2em;
+	vertical-align: middle;
+	transition: transform 0.2s ease;
+
+	&:hover {
+		transform: scale(1.2);
+	}
+}
+
+.normal {
+	height: 1.25em;
+	vertical-align: -0.25em;
+
+	&:hover {
+		transform: none;
+	}
+}
+
+.noStyle {
+	height: auto !important;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmEmoji.vue
+++ b/packages/frontend-embed/src/components/EmEmoji.vue
@@ -0,0 +1,28 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<span :alt="props.emoji">{{ colorizedNativeEmoji }}</span>
+</template>
+
+<script lang="ts" setup>
+import { computed } from 'vue';
+import { colorizeEmoji } from '@/scripts/emojilist.js';
+
+const props = defineProps<{
+	emoji: string;
+	menu?: boolean;
+	menuReaction?: boolean;
+}>();
+
+const colorizedNativeEmoji = computed(() => colorizeEmoji(props.emoji));
+</script>
+
+<style lang="scss" module>
+.root {
+	height: 1.25em;
+	vertical-align: -0.25em;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmImgWithBlurhash.vue
+++ b/packages/frontend-embed/src/components/EmImgWithBlurhash.vue
@@ -0,0 +1,240 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div ref="root" :class="['chromatic-ignore', $style.root, { [$style.cover]: cover }]" :title="title ?? ''">
+	<canvas v-show="hide" key="canvas" ref="canvas" :class="$style.canvas" :width="canvasWidth" :height="canvasHeight" :title="title ?? undefined" tabindex="-1"/>
+	<img v-show="!hide" key="img" ref="img" :height="imgHeight ?? undefined" :width="imgWidth ?? undefined" :class="$style.img" :src="src ?? undefined" :title="title ?? undefined" :alt="alt ?? undefined" loading="eager" decoding="async" tabindex="-1"/>
+</div>
+</template>
+
+<script lang="ts">
+import DrawBlurhash from '@/workers/draw-blurhash?worker';
+import TestWebGL2 from '@/workers/test-webgl2?worker';
+import { WorkerMultiDispatch } from '@/scripts/worker-multi-dispatch.js';
+import { extractAvgColorFromBlurhash } from '@/scripts/extract-avg-color-from-blurhash.js';
+
+const canvasPromise = new Promise<WorkerMultiDispatch | HTMLCanvasElement>(resolve => {
+	// テスト環境で Web Worker インスタンスは作成できない
+	if (import.meta.env.MODE === 'test') {
+		const canvas = document.createElement('canvas');
+		canvas.width = 64;
+		canvas.height = 64;
+		resolve(canvas);
+		return;
+	}
+	const testWorker = new TestWebGL2();
+	testWorker.addEventListener('message', event => {
+		if (event.data.result) {
+			const workers = new WorkerMultiDispatch(
+				() => new DrawBlurhash(),
+				Math.min(navigator.hardwareConcurrency - 1, 4),
+			);
+			resolve(workers);
+			if (_DEV_) console.log('WebGL2 in worker is supported!');
+		} else {
+			const canvas = document.createElement('canvas');
+			canvas.width = 64;
+			canvas.height = 64;
+			resolve(canvas);
+			if (_DEV_) console.log('WebGL2 in worker is not supported...');
+		}
+		testWorker.terminate();
+	});
+});
+</script>
+
+<script lang="ts" setup>
+import { computed, nextTick, onMounted, onUnmounted, shallowRef, watch, ref } from 'vue';
+import { v4 as uuid } from 'uuid';
+import { render } from 'buraha';
+
+const props = withDefaults(defineProps<{
+	src?: string | null;
+	hash?: string | null;
+	alt?: string | null;
+	title?: string | null;
+	height?: number;
+	width?: number;
+	cover?: boolean;
+	forceBlurhash?: boolean;
+	onlyAvgColor?: boolean; // 軽量化のためにBlurhashを使わずに平均色だけを描画
+}>(), {
+	src: null,
+	alt: '',
+	title: null,
+	height: 64,
+	width: 64,
+	cover: true,
+	forceBlurhash: false,
+	onlyAvgColor: false,
+});
+
+const viewId = uuid();
+const canvas = shallowRef<HTMLCanvasElement>();
+const root = shallowRef<HTMLDivElement>();
+const img = shallowRef<HTMLImageElement>();
+const loaded = ref(false);
+const canvasWidth = ref(64);
+const canvasHeight = ref(64);
+const imgWidth = ref(props.width);
+const imgHeight = ref(props.height);
+const bitmapTmp = ref<CanvasImageSource | undefined>();
+const hide = computed(() => !loaded.value || props.forceBlurhash);
+
+function waitForDecode() {
+	if (props.src != null && props.src !== '') {
+		nextTick()
+			.then(() => img.value?.decode())
+			.then(() => {
+				loaded.value = true;
+			}, error => {
+				console.log('Error occurred during decoding image', img.value, error);
+			});
+	} else {
+		loaded.value = false;
+	}
+}
+
+watch([() => props.width, () => props.height, root], () => {
+	const ratio = props.width / props.height;
+	if (ratio > 1) {
+		canvasWidth.value = Math.round(64 * ratio);
+		canvasHeight.value = 64;
+	} else {
+		canvasWidth.value = 64;
+		canvasHeight.value = Math.round(64 / ratio);
+	}
+
+	const clientWidth = root.value?.clientWidth ?? 300;
+	imgWidth.value = clientWidth;
+	imgHeight.value = Math.round(clientWidth / ratio);
+}, {
+	immediate: true,
+});
+
+function drawImage(bitmap: CanvasImageSource) {
+	// canvasがない（mountedされていない）場合はTmpに保存しておく
+	if (!canvas.value) {
+		bitmapTmp.value = bitmap;
+		return;
+	}
+
+	// canvasがあれば描画する
+	bitmapTmp.value = undefined;
+	const ctx = canvas.value.getContext('2d');
+	if (!ctx) return;
+	ctx.drawImage(bitmap, 0, 0, canvasWidth.value, canvasHeight.value);
+}
+
+function drawAvg() {
+	if (!canvas.value) return;
+
+	const color = (props.hash != null && extractAvgColorFromBlurhash(props.hash)) || '#888';
+
+	const ctx = canvas.value.getContext('2d');
+	if (!ctx) return;
+
+	// avgColorでお茶をにごす
+	ctx.beginPath();
+	ctx.fillStyle = color;
+	ctx.fillRect(0, 0, canvasWidth.value, canvasHeight.value);
+}
+
+async function draw() {
+	if (import.meta.env.MODE === 'test' && props.hash == null) return;
+
+	drawAvg();
+
+	if (props.hash == null) return;
+
+	if (props.onlyAvgColor) return;
+
+	const work = await canvasPromise;
+	if (work instanceof WorkerMultiDispatch) {
+		work.postMessage(
+			{
+				id: viewId,
+				hash: props.hash,
+			},
+			undefined,
+		);
+	} else {
+		try {
+			render(props.hash, work);
+			drawImage(work);
+		} catch (error) {
+			console.error('Error occurred during drawing blurhash', error);
+		}
+	}
+}
+
+function workerOnMessage(event: MessageEvent) {
+	if (event.data.id !== viewId) return;
+	drawImage(event.data.bitmap as ImageBitmap);
+}
+
+canvasPromise.then(work => {
+	if (work instanceof WorkerMultiDispatch) {
+		work.addListener(workerOnMessage);
+	}
+
+	draw();
+});
+
+watch(() => props.src, () => {
+	waitForDecode();
+});
+
+watch(() => props.hash, () => {
+	draw();
+});
+
+onMounted(() => {
+	// drawImageがmountedより先に呼ばれている場合はここで描画する
+	if (bitmapTmp.value) {
+		drawImage(bitmapTmp.value);
+	}
+	waitForDecode();
+});
+
+onUnmounted(() => {
+	canvasPromise.then(work => {
+		if (work instanceof WorkerMultiDispatch) {
+			work.removeListener(workerOnMessage);
+		}
+	});
+});
+</script>
+
+<style lang="scss" module>
+.root {
+	position: relative;
+	width: 100%;
+	height: 100%;
+
+	&.cover {
+		> .canvas,
+		> .img {
+			object-fit: cover;
+		}
+	}
+}
+
+.canvas,
+.img {
+	display: block;
+	width: 100%;
+	height: 100%;
+}
+
+.canvas {
+	object-fit: contain;
+}
+
+.img {
+	object-fit: contain;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmMediaBanner.vue
+++ b/packages/frontend-embed/src/components/EmMediaBanner.vue
@@ -0,0 +1,55 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<a :href="href" target="_blank" :class="$style.root">
+	<div :class="$style.label">
+		<template v-if="media.type.startsWith('audio')"><i class="ti ti-music"></i> {{ i18n.ts.audio }}</template>
+		<template v-else><i class="ti ti-file"></i> {{ i18n.ts.file }}</template>
+	</div>
+	<div :class="$style.go">
+		<i class="ti ti-chevron-right"></i>
+	</div>
+</a>
+</template>
+
+<script setup lang="ts">
+import * as Misskey from 'misskey-js';
+import { i18n } from '@/i18n.js';
+
+defineProps<{
+	media: Misskey.entities.DriveFile;
+	href: string;
+}>();
+</script>
+
+<style lang="scss" module>
+.root {
+	box-sizing: border-box;
+	display: flex;
+	align-items: center;
+	width: 100%;
+	padding: var(--margin);
+	margin-top: 4px;
+	border: 1px solid var(--inputBorder);
+	border-radius: var(--radius);
+	background-color: var(--panel);
+	transition: background-color .1s, border-color .1s;
+
+	&:hover {
+		text-decoration: none;
+		border-color: var(--inputBorderHover);
+		background-color: var(--buttonHoverBg);
+	}
+}
+
+.label {
+	font-size: .9em;
+}
+
+.go {
+	margin-left: auto;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmMediaImage.vue
+++ b/packages/frontend-embed/src/components/EmMediaImage.vue
@@ -0,0 +1,154 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="[hide ? $style.hidden : $style.visible]" :style="darkMode ? '--c: rgb(255 255 255 / 2%);' : '--c: rgb(0 0 0 / 2%);'" @click="onclick">
+	<a
+		:title="image.name"
+		:class="$style.imageContainer"
+		:href="href ?? image.url"
+		target="_blank"
+		rel="noopener"
+	>
+		<ImgWithBlurhash
+			:hash="image.blurhash"
+			:src="hide ? null : url"
+			:forceBlurhash="hide"
+			:cover="hide || cover"
+			:alt="image.comment || image.name"
+			:title="image.comment || image.name"
+			:width="image.properties.width"
+			:height="image.properties.height"
+			:style="hide ? 'filter: brightness(0.7);' : null"
+		/>
+	</a>
+	<template v-if="hide">
+		<div :class="$style.hiddenText">
+			<div :class="$style.hiddenTextWrapper">
+				<b v-if="image.isSensitive" style="display: block;"><i class="ti ti-eye-exclamation"></i> {{ i18n.ts.sensitive }}</b>
+				<b v-else style="display: block;"><i class="ti ti-photo"></i> {{ i18n.ts.image }}</b>
+				<span style="display: block;">{{ i18n.ts.clickToShow }}</span>
+			</div>
+		</div>
+	</template>
+	<div :class="$style.indicators">
+		<div v-if="['image/gif', 'image/apng'].includes(image.type)" :class="$style.indicator">GIF</div>
+		<div v-if="image.comment" :class="$style.indicator">ALT</div>
+		<div v-if="image.isSensitive" :class="$style.indicator" style="color: var(--warn);" :title="i18n.ts.sensitive"><i class="ti ti-eye-exclamation"></i></div>
+	</div>
+	<i v-if="!hide" class="ti ti-eye-off" :class="$style.hide" @click.stop="hide = true"></i>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { ref, computed } from 'vue';
+import * as Misskey from 'misskey-js';
+import ImgWithBlurhash from '@/components/MkImgWithBlurhash.vue';
+import { i18n } from '@/i18n.js';
+
+const props = withDefaults(defineProps<{
+	image: Misskey.entities.DriveFile;
+	href?: string;
+	raw?: boolean;
+	cover?: boolean;
+}>(), {
+	cover: false,
+});
+
+const hide = ref(props.image.isSensitive);
+const darkMode = ref<boolean>(false); // TODO
+
+const url = computed(() => (props.raw)
+	? props.image.url
+	: props.image.thumbnailUrl,
+);
+
+async function onclick(ev: MouseEvent) {
+	if (hide.value) {
+		ev.stopPropagation();
+		hide.value = false;
+	}
+}
+</script>
+
+<style lang="scss" module>
+.hidden {
+	position: relative;
+}
+
+.hiddenText {
+	position: absolute;
+	left: 0;
+	top: 0;
+	width: 100%;
+	height: 100%;
+	z-index: 1;
+	display: flex;
+	justify-content: center;
+	align-items: center;
+	cursor: pointer;
+}
+
+.hide {
+	display: block;
+	position: absolute;
+	border-radius: 6px;
+	background-color: var(--fg);
+	color: var(--accentLighten);
+	font-size: 12px;
+	opacity: .5;
+	padding: 5px 8px;
+	text-align: center;
+	cursor: pointer;
+	top: 12px;
+	right: 12px;
+}
+
+.hiddenTextWrapper {
+	display: table-cell;
+	text-align: center;
+	font-size: 0.8em;
+	color: #fff;
+}
+
+.visible {
+	position: relative;
+	//box-shadow: 0 0 0 1px var(--divider) inset;
+	background: var(--bg);
+	background-image: linear-gradient(45deg, var(--c) 16.67%, var(--bg) 16.67%, var(--bg) 50%, var(--c) 50%, var(--c) 66.67%, var(--bg) 66.67%, var(--bg) 100%);
+	background-size: 16px 16px;
+}
+
+.imageContainer {
+	display: block;
+	overflow: hidden;
+	width: 100%;
+	height: 100%;
+	background-position: center;
+	background-size: contain;
+	background-repeat: no-repeat;
+}
+
+.indicators {
+	display: inline-flex;
+	position: absolute;
+	top: 10px;
+	left: 10px;
+	pointer-events: none;
+	opacity: .5;
+	gap: 6px;
+}
+
+.indicator {
+	/* Hardcode to black because either --bg or --fg makes it hard to read in dark/light mode */
+	background-color: black;
+	border-radius: 6px;
+	color: var(--accentLighten);
+	display: inline-block;
+	font-weight: bold;
+	font-size: 0.8em;
+	padding: 2px 5px;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmMediaList.vue
+++ b/packages/frontend-embed/src/components/EmMediaList.vue
@@ -0,0 +1,146 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div>
+	<div v-for="media in mediaList.filter(media => !previewable(media))" :key="media.id" :class="$style.banner">
+		<XBanner :media="media" :href="originalEntityUrl"/>
+	</div>
+	<div v-if="mediaList.filter(media => previewable(media)).length > 0" :class="$style.container">
+		<div
+			:class="[
+				$style.medias,
+				count === 1 ? [$style.n1] : count === 2 ? $style.n2 : count === 3 ? $style.n3 : count === 4 ? $style.n4 : $style.nMany,
+			]"
+		>
+			<div v-for="media in mediaList.filter(media => previewable(media))" :class="$style.media">
+				<XVideo v-if="media.type.startsWith('video')" :key="`video:${media.id}`" :class="$style.mediaInner" :video="media" :href="originalEntityUrl"/>
+				<XImage v-else-if="media.type.startsWith('image')" :key="`image:${media.id}`" :class="$style.mediaInner" class="image" :image="media" :raw="raw" :href="originalEntityUrl"/>
+			</div>
+		</div>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed } from 'vue';
+import * as Misskey from 'misskey-js';
+import XBanner from './EmMediaBanner.vue';
+import XImage from './EmMediaImage.vue';
+import XVideo from './EmMediaVideo.vue';
+import { FILE_TYPE_BROWSERSAFE } from '@/const.js';
+
+const props = defineProps<{
+	mediaList: Misskey.entities.DriveFile[];
+	raw?: boolean;
+
+	/** 埋め込みページ用 親要素の正規URL */
+	originalEntityUrl: string;
+}>();
+
+const count = computed(() => props.mediaList.filter(media => previewable(media)).length);
+
+const previewable = (file: Misskey.entities.DriveFile): boolean => {
+	if (file.type === 'image/svg+xml') return true; // svgのwebpublic/thumbnailはpngなのでtrue
+	// FILE_TYPE_BROWSERSAFEに適合しないものはブラウザで表示するのに不適切
+	return (file.type.startsWith('video') || file.type.startsWith('image')) && FILE_TYPE_BROWSERSAFE.includes(file.type);
+};
+</script>
+
+<style lang="scss" module>
+.container {
+	position: relative;
+	width: 100%;
+	margin-top: 4px;
+}
+
+.medias {
+	display: grid;
+	grid-gap: 8px;
+
+	height: 100%;
+	width: 100%;
+
+	&.n1 {
+		grid-template-rows: 1fr;
+
+		// default but fallback (expand)
+		min-height: 64px;
+		max-height: clamp(
+			64px,
+			50cqh,
+			min(360px, 50vh)
+		);
+
+		&.n116_9 {
+			min-height: initial;
+			max-height: initial;
+			aspect-ratio: 16 / 9; // fallback
+		}
+
+		&.n11_1{
+			min-height: initial;
+			max-height: initial;
+			aspect-ratio: 1 / 1; // fallback
+		}
+
+		&.n12_3 {
+			min-height: initial;
+			max-height: initial;
+			aspect-ratio: 2 / 3; // fallback
+		}
+	}
+
+	&.n2 {
+		aspect-ratio: 16/9;
+		grid-template-columns: 1fr 1fr;
+		grid-template-rows: 1fr;
+	}
+
+	&.n3 {
+		aspect-ratio: 16/9;
+		grid-template-columns: 1fr 0.5fr;
+		grid-template-rows: 1fr 1fr;
+
+		> .media:nth-child(1) {
+			grid-row: 1 / 3;
+		}
+
+		> .media:nth-child(3) {
+			grid-column: 2 / 3;
+			grid-row: 2 / 3;
+		}
+	}
+
+	&.n4 {
+		aspect-ratio: 16/9;
+		grid-template-columns: 1fr 1fr;
+		grid-template-rows: 1fr 1fr;
+	}
+
+	&.nMany {
+		grid-template-columns: 1fr 1fr;
+
+		> .media {
+			aspect-ratio: 16/9;
+		}
+	}
+}
+
+.media {
+	overflow: hidden; // clipにするとバグる
+	border-radius: 8px;
+	position: relative;
+
+	>.mediaInner {
+		width: 100%;
+		height: 100%;
+	}
+}
+
+.banner {
+	position: relative;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmMediaVideo.vue
+++ b/packages/frontend-embed/src/components/EmMediaVideo.vue
@@ -0,0 +1,64 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<a :href="href" target="_blank" :class="$style.root">
+	<img v-if="!video.isSensitive && video.thumbnailUrl" :class="$style.thumbnail" :src="video.thumbnailUrl">
+	<div :class="$style.videoOverlayPlayButton"><i class="ti ti-player-play-filled"></i></div>
+</a>
+</template>
+
+<script setup lang="ts">
+import * as Misskey from 'misskey-js';
+
+defineProps<{
+	video: Misskey.entities.DriveFile;
+	href: string;
+}>();
+</script>
+
+<style lang="scss" module>
+.root {
+	position: relative;
+	box-sizing: border-box;
+	display: flex;
+	align-items: center;
+	justify-content: center;
+	width: 100%;
+	height: auto;
+	aspect-ratio: 16 / 9;
+	padding: var(--margin);
+	border: 1px solid var(--divider);
+	border-radius: var(--radius);
+	background-color: #000;
+
+	&:hover {
+		text-decoration: none;
+	}
+}
+
+.thumbnail {
+	position: absolute;
+	top: 0;
+	left: 0;
+	width: 100%;
+	height: 100%;
+	object-fit: cover;
+}
+
+.videoOverlayPlayButton {
+	background: var(--accent);
+	color: #fff;
+	padding: 1rem;
+	border-radius: 99rem;
+
+	font-size: 1rem;
+	line-height: 1rem;
+
+	&:focus-visible {
+		outline: none;
+	}
+}
+</style>
--- a/packages/frontend-embed/src/components/EmNote.vue
+++ b/packages/frontend-embed/src/components/EmNote.vue
@@ -0,0 +1,641 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	v-show="!isDeleted"
+	ref="rootEl"
+	:class="[$style.root]"
+	:tabindex="isDeleted ? '-1' : '0'"
+>
+	<EmNoteSub v-if="appearNote.reply" :note="appearNote.reply" :class="$style.replyTo"/>
+	<div v-if="pinned" :class="$style.tip"><i class="ti ti-pin"></i> {{ i18n.ts.pinnedNote }}</div>
+	<!--<div v-if="appearNote._prId_" class="tip"><i class="ti ti-speakerphone"></i> {{ i18n.ts.promotion }}<button class="_textButton hide" @click="readPromo()">{{ i18n.ts.hideThisNote }} <i class="ti ti-x"></i></button></div>-->
+	<!--<div v-if="appearNote._featuredId_" class="tip"><i class="ti ti-bolt"></i> {{ i18n.ts.featured }}</div>-->
+	<div v-if="isRenote" :class="$style.renote">
+		<div v-if="note.channel" :class="$style.colorBar" :style="{ background: note.channel.color }"></div>
+		<EmAvatar :class="$style.renoteAvatar" :user="note.user" link/>
+		<i class="ti ti-repeat" style="margin-right: 4px;"></i>
+		<I18n :src="i18n.ts.renotedBy" tag="span" :class="$style.renoteText">
+			<template #user>
+				<EmA v-user-preview="inEmbedPage ? undefined : note.userId" :class="$style.renoteUserName" :to="userPage(note.user)">
+					<EmUserName :user="note.user"/>
+				</EmA>
+			</template>
+		</I18n>
+		<div :class="$style.renoteInfo">
+			<button ref="renoteTime" :class="$style.renoteTime" class="_button" @mousedown.prevent="showRenoteMenu()">
+				<i class="ti ti-dots" :class="$style.renoteMenu"></i>
+				<EmTime :time="note.createdAt"/>
+			</button>
+			<span v-if="note.visibility !== 'public'" style="margin-left: 0.5em;" :title="i18n.ts._visibility[note.visibility]">
+				<i v-if="note.visibility === 'home'" class="ti ti-home"></i>
+				<i v-else-if="note.visibility === 'followers'" class="ti ti-lock"></i>
+				<i v-else-if="note.visibility === 'specified'" ref="specified" class="ti ti-mail"></i>
+			</span>
+			<span v-if="note.localOnly" style="margin-left: 0.5em;" :title="i18n.ts._visibility['disableFederation']"><i class="ti ti-rocket-off"></i></span>
+			<span v-if="note.channel" style="margin-left: 0.5em;" :title="note.channel.name"><i class="ti ti-device-tv"></i></span>
+		</div>
+	</div>
+	<article :class="$style.article" @contextmenu.stop="onContextmenu">
+		<div v-if="appearNote.channel" :class="$style.colorBar" :style="{ background: appearNote.channel.color }"></div>
+		<EmAvatar :class="$style.avatar" :user="appearNote.user"/>
+		<div :class="$style.main">
+			<EmNoteHeader :note="appearNote" :mini="true"/>
+			<EmInstanceTicker v-if="appearNote.user.instance" :instance="appearNote.user.instance"/>
+			<div style="container-type: inline-size;">
+				<p v-if="appearNote.cw != null" :class="$style.cw">
+					<Mfm v-if="appearNote.cw != ''" style="margin-right: 8px;" :text="appearNote.cw" :author="appearNote.user" :nyaize="'respect'"/>
+					<EmCwButton v-model="showContent" :text="appearNote.text" :renote="appearNote.renote" :files="appearNote.files" :poll="appearNote.poll" style="margin: 4px 0;"/>
+				</p>
+				<div v-show="appearNote.cw == null || showContent" :class="[{ [$style.contentCollapsed]: collapsed }]">
+					<div :class="$style.text">
+						<span v-if="appearNote.isHidden" style="opacity: 0.5">({{ i18n.ts.private }})</span>
+						<EmA v-if="appearNote.replyId" :class="$style.replyIcon" :to="`/notes/${appearNote.replyId}`"><i class="ti ti-arrow-back-up"></i></EmA>
+						<Mfm
+							v-if="appearNote.text"
+							:parsedNodes="parsed"
+							:text="appearNote.text"
+							:author="appearNote.user"
+							:nyaize="'respect'"
+							:emojiUrls="appearNote.emojis"
+							:enableEmojiMenu="!inEmbedPage"
+							:enableEmojiMenuReaction="true"
+						/>
+						<div v-if="translating || translation" :class="$style.translation">
+							<EmLoading v-if="translating" mini/>
+							<div v-else-if="translation">
+								<b>{{ i18n.tsx.translatedFrom({ x: translation.sourceLang }) }}: </b>
+								<Mfm :text="translation.text" :author="appearNote.user" :nyaize="'respect'" :emojiUrls="appearNote.emojis"/>
+							</div>
+						</div>
+					</div>
+					<div v-if="appearNote.files && appearNote.files.length > 0">
+						<EmMediaList :mediaList="appearNote.files" :originalEntityUrl="`${url}/notes/${appearNote.id}`"/>
+					</div>
+					<EmPoll v-if="appearNote.poll" :noteId="appearNote.id" :poll="appearNote.poll" :readOnly="inEmbedPage" :class="$style.poll"/>
+					<div v-if="appearNote.renote" :class="$style.quote"><EmNoteSimple :note="appearNote.renote" :class="$style.quoteNote"/></div>
+					<button v-if="isLong && collapsed" :class="$style.collapsed" class="_button" @click="collapsed = false">
+						<span :class="$style.collapsedLabel">{{ i18n.ts.showMore }}</span>
+					</button>
+					<button v-else-if="isLong && !collapsed" :class="$style.showLess" class="_button" @click="collapsed = true">
+						<span :class="$style.showLessLabel">{{ i18n.ts.showLess }}</span>
+					</button>
+				</div>
+				<EmA v-if="appearNote.channel && !inChannel" :class="$style.channel" :to="`/channels/${appearNote.channel.id}`"><i class="ti ti-device-tv"></i> {{ appearNote.channel.name }}</EmA>
+			</div>
+			<EmReactionsViewer v-if="appearNote.reactionAcceptance !== 'likeOnly'" :note="appearNote" :maxNumber="16" @mockUpdateMyReaction="emitUpdReaction">
+				<template #more>
+					<EmA :to="`/notes/${appearNote.id}/reactions`" :class="[$style.reactionOmitted]">{{ i18n.ts.more }}</EmA>
+				</template>
+			</EmReactionsViewer>
+			<footer :class="$style.footer">
+				<a :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.footerButton, $style.footerButtonLink]" class="_button">
+					<i class="ti ti-arrow-back-up"></i>
+				</a>
+				<a v-if="canRenote" :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.footerButton, $style.footerButtonLink]" class="_button">
+					<i class="ti ti-repeat"></i>
+				</a>
+				<a v-else :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.footerButton, $style.footerButtonLink]" class="_button" disabled>
+					<i class="ti ti-ban"></i>
+				</a>
+				<a :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.footerButton, $style.footerButtonLink]" class="_button">
+					<i v-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
+					<i v-else class="ti ti-plus"></i>
+				</a>
+				<a :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.footerButton, $style.footerButtonLink]" class="_button">
+					<i class="ti ti-dots"></i>
+				</a>
+			</footer>
+		</div>
+	</article>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, inject, onMounted, ref, shallowRef, Ref, watch, provide } from 'vue';
+import * as mfm from 'mfm-js';
+import * as Misskey from 'misskey-js';
+import EmNoteSub from '@/components/EmNoteSub.vue';
+import EmNoteHeader from '@/components/EmNoteHeader.vue';
+import EmNoteSimple from '@/components/EmNoteSimple.vue';
+import EmReactionsViewer from '@/components/EmReactionsViewer.vue';
+import EmReactionsViewerDetails from '@/components/EmReactionsViewer.details.vue';
+import EmMediaList from '@/components/EmMediaList.vue';
+import EmCwButton from '@/components/EmCwButton.vue';
+import EmPoll from '@/components/EmPoll.vue';
+import EmInstanceTicker from '@/components/EmInstanceTicker.vue';
+import { pleaseLogin, type OpenOnRemoteOptions } from '@/scripts/please-login.js';
+import { userPage } from '@/filters/user.js';
+import * as os from '@/os.js';
+import { extractUrlFromMfm } from '@/scripts/extract-url-from-mfm.js';
+import { i18n } from '@/i18n.js';
+import { deepClone } from '@/scripts/clone.js';
+import { getNoteSummary } from '@/scripts/get-note-summary.js';
+import { shouldCollapsed } from '@/scripts/collapsed.js';
+import { host } from '@/config.js';
+import { url } from '@/config.js';
+import { getAppearNote } from '@/scripts/get-appear-note.js';
+
+const props = withDefaults(defineProps<{
+	note: Misskey.entities.Note;
+	pinned?: boolean;
+}>(), {
+});
+
+const emit = defineEmits<{
+	(ev: 'reaction', emoji: string): void;
+	(ev: 'removeReaction', emoji: string): void;
+}>();
+
+const inTimeline = inject<boolean>('inTimeline', false);
+const inChannel = inject('inChannel', null);
+const currentClip = inject<Ref<Misskey.entities.Clip> | null>('currentClip', null);
+const inEmbedPage = inject<boolean>('EMBED_PAGE', false);
+
+const note = ref(deepClone(props.note));
+
+const isRenote = Misskey.note.isPureRenote(note.value);
+
+const rootEl = shallowRef<HTMLElement>();
+const menuButton = shallowRef<HTMLElement>();
+const renoteButton = shallowRef<HTMLElement>();
+const renoteTime = shallowRef<HTMLElement>();
+const reactButton = shallowRef<HTMLElement>();
+const clipButton = shallowRef<HTMLElement>();
+const appearNote = computed(() => getAppearNote(note.value));
+const showContent = ref(false);
+const parsed = computed(() => appearNote.value.text ? mfm.parse(appearNote.value.text) : null);
+const urls = computed(() => parsed.value ? extractUrlFromMfm(parsed.value).filter((url) => appearNote.value.renote?.url !== url && appearNote.value.renote?.uri !== url) : null);
+const isLong = shouldCollapsed(appearNote.value, urls.value ?? []);
+const collapsed = ref(appearNote.value.cw == null && isLong);
+const isDeleted = ref(false);
+const translation = ref<Misskey.entities.NotesTranslateResponse | null>(null);
+const translating = ref(false);
+const canRenote = computed(() => ['public', 'home'].includes(appearNote.value.visibility) || (appearNote.value.visibility === 'followers' && appearNote.value.userId === $i?.id));
+
+const pleaseLoginContext = computed<OpenOnRemoteOptions>(() => ({
+	type: 'lookup',
+	url: `https://${host}/notes/${appearNote.value.id}`,
+}));
+
+watch(() => props.note, (to) => {
+	note.value = deepClone(to);
+}, { deep: true });
+
+</script>
+
+<style lang="scss" module>
+.root {
+	position: relative;
+	transition: box-shadow 0.1s ease;
+	font-size: 1.05em;
+	overflow: clip;
+	contain: content;
+
+	// これらの指定はパフォーマンス向上には有効だが、ノートの高さは一定でないため、
+	// 下の方までスクロールすると上のノートの高さがここで決め打ちされたものに変化し、表示しているノートの位置が変わってしまう
+	// ノートがマウントされたときに自身の高さを取得し contain-intrinsic-size を設定しなおせばほぼ解決できそうだが、
+	// 今度はその処理自体がパフォーマンス低下の原因にならないか懸念される。また、被リアクションでも高さは変化するため、やはり多少のズレは生じる
+	// 一度レンダリングされた要素はブラウザがよしなにサイズを覚えておいてくれるような実装になるまで待った方が良さそう(なるのか？)
+	//content-visibility: auto;
+  //contain-intrinsic-size: 0 128px;
+
+	&:focus-visible {
+		outline: none;
+
+		&::after {
+			content: "";
+			pointer-events: none;
+			display: block;
+			position: absolute;
+			z-index: 10;
+			top: 0;
+			left: 0;
+			right: 0;
+			bottom: 0;
+			margin: auto;
+			width: calc(100% - 8px);
+			height: calc(100% - 8px);
+			border: dashed 2px var(--focus);
+			border-radius: var(--radius);
+			box-sizing: border-box;
+		}
+	}
+
+	.footer {
+		position: relative;
+		z-index: 1;
+	}
+
+	&:hover > .article > .main > .footer > .footerButton {
+		opacity: 1;
+	}
+
+	&.showActionsOnlyHover {
+		.footer {
+			visibility: hidden;
+			position: absolute;
+			top: 12px;
+			right: 12px;
+			padding: 0 4px;
+			margin-bottom: 0 !important;
+			background: var(--popup);
+			border-radius: 8px;
+			box-shadow: 0px 4px 32px var(--shadow);
+		}
+
+		.footerButton {
+			font-size: 90%;
+
+			&:not(:last-child) {
+				margin-right: 0;
+			}
+		}
+	}
+
+	&.showActionsOnlyHover:hover {
+		.footer {
+			visibility: visible;
+		}
+	}
+}
+
+.tip {
+	display: flex;
+	align-items: center;
+	padding: 16px 32px 8px 32px;
+	line-height: 24px;
+	font-size: 90%;
+	white-space: pre;
+	color: #d28a3f;
+}
+
+.tip + .article {
+	padding-top: 8px;
+}
+
+.replyTo {
+	opacity: 0.7;
+	padding-bottom: 0;
+}
+
+.renote {
+	position: relative;
+	display: flex;
+	align-items: center;
+	padding: 16px 32px 8px 32px;
+	line-height: 28px;
+	white-space: pre;
+	color: var(--renote);
+
+	& + .article {
+		padding-top: 8px;
+	}
+
+	> .colorBar {
+		height: calc(100% - 6px);
+	}
+}
+
+.renoteAvatar {
+	flex-shrink: 0;
+	display: inline-block;
+	width: 28px;
+	height: 28px;
+	margin: 0 8px 0 0;
+}
+
+.renoteText {
+	overflow: hidden;
+	flex-shrink: 1;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.renoteUserName {
+	font-weight: bold;
+}
+
+.renoteInfo {
+	margin-left: auto;
+	font-size: 0.9em;
+}
+
+.renoteTime {
+	flex-shrink: 0;
+	color: inherit;
+}
+
+.renoteMenu {
+	margin-right: 4px;
+}
+
+.collapsedRenoteTarget {
+	display: flex;
+	align-items: center;
+	line-height: 28px;
+	white-space: pre;
+	padding: 0 32px 18px;
+}
+
+.collapsedRenoteTargetAvatar {
+	flex-shrink: 0;
+	display: inline-block;
+	width: 28px;
+	height: 28px;
+	margin: 0 8px 0 0;
+}
+
+.collapsedRenoteTargetText {
+	overflow: hidden;
+	flex-shrink: 1;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+	font-size: 90%;
+	opacity: 0.7;
+	cursor: pointer;
+
+	&:hover {
+		text-decoration: underline;
+	}
+}
+
+.article {
+	position: relative;
+	display: flex;
+	padding: 28px 32px;
+}
+
+.colorBar {
+	position: absolute;
+	top: 8px;
+	left: 8px;
+	width: 5px;
+	height: calc(100% - 16px);
+	border-radius: 999px;
+	pointer-events: none;
+}
+
+.avatar {
+	flex-shrink: 0;
+	display: block !important;
+	margin: 0 14px 0 0;
+	width: 58px;
+	height: 58px;
+	position: sticky !important;
+	top: calc(22px + var(--stickyTop, 0px));
+	left: 0;
+}
+
+.main {
+	flex: 1;
+	min-width: 0;
+}
+
+.cw {
+	cursor: default;
+	display: block;
+	margin: 0;
+	padding: 0;
+	overflow-wrap: break-word;
+}
+
+.showLess {
+	width: 100%;
+	margin-top: 14px;
+	position: sticky;
+	bottom: calc(var(--stickyBottom, 0px) + 14px);
+}
+
+.showLessLabel {
+	display: inline-block;
+	background: var(--popup);
+	padding: 6px 10px;
+	font-size: 0.8em;
+	border-radius: 999px;
+	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
+}
+
+.contentCollapsed {
+	position: relative;
+	max-height: 9em;
+	overflow: clip;
+}
+
+.collapsed {
+	display: block;
+	position: absolute;
+	bottom: 0;
+	left: 0;
+	z-index: 2;
+	width: 100%;
+	height: 64px;
+	background: linear-gradient(0deg, var(--panel), color(from var(--panel) srgb r g b / 0));
+
+	&:hover > .collapsedLabel {
+		background: var(--panelHighlight);
+	}
+}
+
+.collapsedLabel {
+	display: inline-block;
+	background: var(--panel);
+	padding: 6px 10px;
+	font-size: 0.8em;
+	border-radius: 999px;
+	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
+}
+
+.text {
+	overflow-wrap: break-word;
+}
+
+.replyIcon {
+	color: var(--accent);
+	margin-right: 0.5em;
+}
+
+.translation {
+	border: solid 0.5px var(--divider);
+	border-radius: var(--radius);
+	padding: 12px;
+	margin-top: 8px;
+}
+
+.urlPreview {
+	margin-top: 8px;
+}
+
+.poll {
+	font-size: 80%;
+}
+
+.quote {
+	padding: 8px 0;
+}
+
+.quoteNote {
+	padding: 16px;
+	border: dashed 1px var(--renote);
+	border-radius: 8px;
+	overflow: clip;
+}
+
+.channel {
+	opacity: 0.7;
+	font-size: 80%;
+}
+
+.footer {
+	margin-bottom: -14px;
+}
+
+.footerButton {
+	margin: 0;
+	padding: 8px;
+	opacity: 0.7;
+
+	&:not(:last-child) {
+		margin-right: 28px;
+	}
+
+	&:hover {
+		color: var(--fgHighlighted);
+	}
+}
+
+.footerButtonLink:hover,
+.footerButtonLink:focus,
+.footerButtonLink:active {
+	text-decoration: none;
+}
+
+.footerButtonCount {
+	display: inline;
+	margin: 0 0 0 8px;
+	opacity: 0.7;
+}
+
+@container (max-width: 580px) {
+	.root {
+		font-size: 0.95em;
+	}
+
+	.renote {
+		padding: 12px 26px 0 26px;
+	}
+
+	.article {
+		padding: 24px 26px;
+	}
+
+	.avatar {
+		width: 50px;
+		height: 50px;
+	}
+}
+
+@container (max-width: 500px) {
+	.root {
+		font-size: 0.9em;
+	}
+
+	.renote {
+		padding: 10px 22px 0 22px;
+	}
+
+	.article {
+		padding: 20px 22px;
+	}
+
+	.footer {
+		margin-bottom: -8px;
+	}
+}
+
+@container (max-width: 480px) {
+	.renote {
+		padding: 8px 16px 0 16px;
+	}
+
+	.tip {
+		padding: 8px 16px 0 16px;
+	}
+
+	.collapsedRenoteTarget {
+		padding: 0 16px 9px;
+		margin-top: 4px;
+	}
+
+	.article {
+		padding: 14px 16px;
+	}
+}
+
+@container (max-width: 450px) {
+	.avatar {
+		margin: 0 10px 0 0;
+		width: 46px;
+		height: 46px;
+		top: calc(14px + var(--stickyTop, 0px));
+	}
+}
+
+@container (max-width: 400px) {
+	.root:not(.showActionsOnlyHover) {
+		.footerButton {
+			&:not(:last-child) {
+				margin-right: 18px;
+			}
+		}
+	}
+}
+
+@container (max-width: 350px) {
+	.root:not(.showActionsOnlyHover) {
+		.footerButton {
+			&:not(:last-child) {
+				margin-right: 12px;
+			}
+		}
+	}
+
+	.colorBar {
+		top: 6px;
+		left: 6px;
+		width: 4px;
+		height: calc(100% - 12px);
+	}
+}
+
+@container (max-width: 300px) {
+	.avatar {
+		width: 44px;
+		height: 44px;
+	}
+
+	.root:not(.showActionsOnlyHover) {
+		.footerButton {
+			&:not(:last-child) {
+				margin-right: 8px;
+			}
+		}
+	}
+}
+
+@container (max-width: 250px) {
+	.quoteNote {
+		padding: 12px;
+	}
+}
+
+.reactionOmitted {
+	display: inline-block;
+	margin-left: 8px;
+	opacity: .8;
+	font-size: 95%;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmNoteDetailed.vue
+++ b/packages/frontend-embed/src/components/EmNoteDetailed.vue
@@ -0,0 +1,493 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div
+	v-show="!isDeleted"
+	ref="rootEl"
+	:class="$style.root"
+>
+	<MkNoteSub v-if="appearNote.reply" :note="appearNote.reply" :class="$style.replyTo"/>
+	<div v-if="isRenote" :class="$style.renote">
+		<MkAvatar :class="$style.renoteAvatar" :user="note.user" link/>
+		<i class="ti ti-repeat" style="margin-right: 4px;"></i>
+		<span :class="$style.renoteText">
+			<I18n :src="i18n.ts.renotedBy" tag="span">
+				<template #user>
+					<MkA :class="$style.renoteName" :to="userPage(note.user)">
+						<MkUserName :user="note.user"/>
+					</MkA>
+				</template>
+			</I18n>
+		</span>
+		<div :class="$style.renoteInfo">
+			<div class="$style.renoteTime">
+				<MkTime :time="note.createdAt"/>
+			</div>
+			<span v-if="note.visibility !== 'public'" style="margin-left: 0.5em;" :title="i18n.ts._visibility[note.visibility]">
+				<i v-if="note.visibility === 'home'" class="ti ti-home"></i>
+				<i v-else-if="note.visibility === 'followers'" class="ti ti-lock"></i>
+				<i v-else-if="note.visibility === 'specified'" ref="specified" class="ti ti-mail"></i>
+			</span>
+			<span v-if="note.localOnly" style="margin-left: 0.5em;" :title="i18n.ts._visibility['disableFederation']"><i class="ti ti-rocket-off"></i></span>
+		</div>
+	</div>
+	<article :class="$style.note">
+		<header :class="$style.noteHeader">
+			<MkAvatar :class="$style.noteHeaderAvatar" :user="appearNote.user" indicator link/>
+			<div :class="$style.noteHeaderBody">
+				<div :class="$style.noteHeaderBodyUpper">
+					<div style="min-width: 0;">
+						<div class="_nowrap">
+							<MkA :class="$style.noteHeaderName" :to="userPage(appearNote.user)">
+								<MkUserName :nowrap="true" :user="appearNote.user"/>
+							</MkA>
+							<span v-if="appearNote.user.isBot" :class="$style.isBot">bot</span>
+						</div>
+						<div :class="$style.noteHeaderUsername"><MkAcct :user="appearNote.user"/></div>
+					</div>
+					<div :class="$style.noteHeaderInfo">
+						<a :href="url" :class="$style.noteHeaderInstanceIconLink" target="_blank" rel="noopener noreferrer">
+							<img :src="instance.iconUrl || '/favicon.ico'" alt="" :class="$style.noteHeaderInstanceIcon"/>
+						</a>
+					</div>
+				</div>
+				<MkInstanceTicker v-if="showTicker" :instance="appearNote.user.instance"/>
+			</div>
+		</header>
+		<div :class="[$style.noteContent, { [$style.contentCollapsed]: collapsed }]">
+			<p v-if="appearNote.cw != null" :class="$style.cw">
+				<Mfm v-if="appearNote.cw != ''" style="margin-right: 8px;" :text="appearNote.cw" :author="appearNote.user" :nyaize="'respect'"/>
+				<MkCwButton v-model="showContent" :text="appearNote.text" :renote="appearNote.renote" :files="appearNote.files" :poll="appearNote.poll"/>
+			</p>
+			<div v-show="appearNote.cw == null || showContent">
+				<span v-if="appearNote.isHidden" style="opacity: 0.5">({{ i18n.ts.private }})</span>
+				<MkA v-if="appearNote.replyId" :class="$style.noteReplyTarget" :to="`/notes/${appearNote.replyId}`"><i class="ti ti-arrow-back-up"></i></MkA>
+				<Mfm
+					v-if="appearNote.text"
+					:parsedNodes="parsed"
+					:text="appearNote.text"
+					:author="appearNote.user"
+					:nyaize="'respect'"
+					:emojiUrls="appearNote.emojis"
+				/>
+				<a v-if="appearNote.renote != null" :class="$style.rn">RN:</a>
+				<div v-if="appearNote.files && appearNote.files.length > 0">
+					<EmMediaList :mediaList="appearNote.files" :originalEntityUrl="`${url}/notes/${appearNote.id}`"/>
+				</div>
+				<MkPoll v-if="appearNote.poll" ref="pollViewer" :noteId="appearNote.id" :poll="appearNote.poll" :readOnly="true" :class="$style.poll"/>
+				<div v-if="appearNote.renote" :class="$style.quote"><MkNoteSimple :note="appearNote.renote" :class="$style.quoteNote"/></div>
+				<button v-if="isLong && collapsed" :class="$style.collapsed" class="_button" @click="collapsed = false">
+					<span :class="$style.collapsedLabel">{{ i18n.ts.showMore }}</span>
+				</button>
+				<button v-else-if="isLong && !collapsed" :class="$style.showLess" class="_button" @click="collapsed = true">
+					<span :class="$style.showLessLabel">{{ i18n.ts.showLess }}</span>
+				</button>
+			</div>
+			<MkA v-if="appearNote.channel && !inChannel" :class="$style.channel" :to="`/channels/${appearNote.channel.id}`"><i class="ti ti-device-tv"></i> {{ appearNote.channel.name }}</MkA>
+		</div>
+		<footer>
+			<div :class="$style.noteFooterInfo">
+				<span v-if="appearNote.visibility !== 'public'" style="display: inline-block; margin-right: 0.5em;" :title="i18n.ts._visibility[appearNote.visibility]">
+					<i v-if="appearNote.visibility === 'home'" class="ti ti-home"></i>
+					<i v-else-if="appearNote.visibility === 'followers'" class="ti ti-lock"></i>
+					<i v-else-if="appearNote.visibility === 'specified'" ref="specified" class="ti ti-mail"></i>
+				</span>
+				<span v-if="appearNote.localOnly" style="display: inline-block; margin-right: 0.5em;" :title="i18n.ts._visibility['disableFederation']"><i class="ti ti-rocket-off"></i></span>
+				<MkA :to="notePage(appearNote)">
+					<MkTime :time="appearNote.createdAt" mode="detail" colored/>
+				</MkA>
+			</div>
+			<MkReactionsViewer v-if="appearNote.reactionAcceptance !== 'likeOnly'" ref="reactionsViewer" :maxNumber="16" :note="appearNote">
+				<template #more>
+					<MkA :to="`/notes/${appearNote.id}`" :class="[$style.reactionOmitted]">{{ i18n.ts.more }}</MkA>
+				</template>
+			</MkReactionsViewer>
+			<a :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.noteFooterButton, $style.footerButtonLink]" class="_button">
+				<i class="ti ti-arrow-back-up"></i>
+			</a>
+			<a v-if="canRenote" :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.noteFooterButton, $style.footerButtonLink]" class="_button">
+				<i class="ti ti-repeat"></i>
+				<p v-if="appearNote.renoteCount > 0" :class="$style.noteFooterButtonCount">{{ number(appearNote.renoteCount) }}</p>
+			</a>
+			<a v-else :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.noteFooterButton, $style.footerButtonLink]" class="_button" disabled>
+				<i class="ti ti-ban"></i>
+			</a>
+			<a :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.noteFooterButton, $style.footerButtonLink]" class="_button">
+				<i v-if="appearNote.reactionAcceptance === 'likeOnly'" class="ti ti-heart"></i>
+				<i v-else class="ti ti-plus"></i>
+				<p v-if="(appearNote.reactionAcceptance === 'likeOnly' || defaultStore.state.showReactionsCount) && appearNote.reactionCount > 0" :class="$style.noteFooterButtonCount">{{ number(appearNote.reactionCount) }}</p>
+			</a>
+			<a :href="`/notes/${appearNote.id}`" target="_blank" rel="noopener" :class="[$style.noteFooterButton, $style.footerButtonLink]" class="_button">
+				<i class="ti ti-dots"></i>
+			</a>
+		</footer>
+	</article>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, inject, ref } from 'vue';
+import * as mfm from 'mfm-js';
+import * as Misskey from 'misskey-js';
+import EmMediaList from './EmMediaList.vue';
+import MkNoteSub from '@/components/MkNoteSub.vue';
+import MkNoteSimple from '@/components/EmNoteSimple.vue';
+import MkReactionsViewer from '@/components/MkReactionsViewer.vue';
+import MkCwButton from '@/components/MkCwButton.vue';
+import MkPoll from '@/components/MkPoll.vue';
+import MkInstanceTicker from '@/components/MkInstanceTicker.vue';
+import { userPage } from '@/filters/user.js';
+import { notePage } from '@/filters/note.js';
+import number from '@/filters/number.js';
+import { defaultStore } from '@/store.js';
+import { $i } from '@/account.js';
+import { i18n } from '@/i18n.js';
+import { deepClone } from '@/scripts/clone.js';
+import { extractUrlFromMfm } from '@/scripts/extract-url-from-mfm.js';
+import { shouldCollapsed } from '@/scripts/collapsed.js';
+import { instance } from '@/instance.js';
+import { url } from '@/config.js';
+
+const props = defineProps<{
+	note: Misskey.entities.Note;
+}>();
+
+const inChannel = inject('inChannel', null);
+
+const note = ref(deepClone(props.note));
+
+const isRenote = (
+	note.value.renote != null &&
+	note.value.reply == null &&
+	note.value.text == null &&
+	note.value.cw == null &&
+	note.value.fileIds && note.value.fileIds.length === 0 &&
+	note.value.poll == null
+);
+
+const appearNote = computed(() => isRenote ? note.value.renote as Misskey.entities.Note : note.value);
+const showContent = ref(false);
+const isDeleted = ref(false);
+const parsed = appearNote.value.text ? mfm.parse(appearNote.value.text) : null;
+const urls = parsed ? extractUrlFromMfm(parsed).filter((url) => appearNote.value.renote?.url !== url && appearNote.value.renote?.uri !== url) : null;
+const isLong = shouldCollapsed(appearNote.value, urls ?? []);
+const collapsed = ref(appearNote.value.cw == null && isLong);
+const showTicker = (defaultStore.state.instanceTicker === 'always') || (defaultStore.state.instanceTicker === 'remote' && appearNote.value.user.instance);
+const canRenote = computed(() => ['public', 'home'].includes(appearNote.value.visibility) || appearNote.value.userId === $i?.id);
+</script>
+
+<style lang="scss" module>
+.root {
+	position: relative;
+	transition: box-shadow 0.1s ease;
+	overflow: clip;
+	contain: content;
+}
+
+.replyTo {
+	opacity: 0.7;
+	padding-bottom: 0;
+}
+
+.renote {
+	display: flex;
+	align-items: center;
+	padding: 16px 32px 8px 32px;
+	line-height: 28px;
+	white-space: pre;
+	color: var(--renote);
+}
+
+.renoteAvatar {
+	flex-shrink: 0;
+	display: inline-block;
+	width: 28px;
+	height: 28px;
+	margin: 0 8px 0 0;
+	border-radius: 6px;
+}
+
+.renoteText {
+	overflow: hidden;
+	flex-shrink: 1;
+	text-overflow: ellipsis;
+	white-space: nowrap;
+}
+
+.renoteName {
+	font-weight: bold;
+}
+
+.renoteInfo {
+	margin-left: auto;
+	font-size: 0.9em;
+}
+
+.renoteTime {
+	flex-shrink: 0;
+	color: inherit;
+}
+
+.renote + .note {
+	padding-top: 8px;
+}
+
+.note {
+	padding: 24px 32px 16px;
+	font-size: 1.2em;
+
+	&:hover > .main > .footer > .button {
+		opacity: 1;
+	}
+}
+
+.noteHeader {
+	display: flex;
+	position: relative;
+	margin-bottom: 16px;
+	align-items: center;
+}
+
+.noteHeaderAvatar {
+	display: block;
+	flex-shrink: 0;
+	width: 50px;
+	height: 50px;
+}
+
+.noteHeaderBody {
+	flex: 1;
+	display: flex;
+	min-width: 0;
+	flex-direction: column;
+	justify-content: center;
+	padding-left: 16px;
+	font-size: 0.95em;
+}
+
+.noteHeaderBodyUpper {
+	display: flex;
+	min-width: 0;
+}
+
+.noteHeaderName {
+	font-weight: bold;
+	line-height: 1.3;
+}
+
+.isBot {
+	display: inline-block;
+	margin: 0 0.5em;
+	padding: 4px 6px;
+	font-size: 80%;
+	line-height: 1;
+	border: solid 0.5px var(--divider);
+	border-radius: 4px;
+}
+
+.noteHeaderInfo {
+	margin-left: auto;
+	display: flex;
+	gap: 0.5em;
+	align-items: center;
+}
+
+.noteHeaderInstanceIconLink {
+	display: inline-block;
+	margin-left: 4px;
+}
+
+.noteHeaderInstanceIcon {
+	width: 32px;
+	height: 32px;
+	border-radius: 4px;
+}
+
+.noteHeaderUsername {
+	margin-bottom: 2px;
+	line-height: 1.3;
+	word-wrap: anywhere;
+}
+
+.noteContent {
+	container-type: inline-size;
+	overflow-wrap: break-word;
+}
+
+.cw {
+	cursor: default;
+	display: block;
+	margin: 0;
+	padding: 0;
+	overflow-wrap: break-word;
+}
+
+.noteReplyTarget {
+	color: var(--accent);
+	margin-right: 0.5em;
+}
+
+.rn {
+	margin-left: 4px;
+	font-style: oblique;
+	color: var(--renote);
+}
+
+.reactionOmitted {
+	display: inline-block;
+	margin-left: 8px;
+	opacity: .8;
+	font-size: 95%;
+}
+
+.poll {
+	font-size: 80%;
+}
+
+.quote {
+	padding: 8px 0;
+}
+
+.quoteNote {
+	padding: 16px;
+	border: dashed 1px var(--renote);
+	border-radius: 8px;
+	overflow: clip;
+}
+
+.channel {
+	opacity: 0.7;
+	font-size: 80%;
+}
+
+.showLess {
+	width: 100%;
+	margin-top: 14px;
+	position: sticky;
+	bottom: calc(var(--stickyBottom, 0px) + 14px);
+}
+
+.showLessLabel {
+	display: inline-block;
+	background: var(--popup);
+	padding: 6px 10px;
+	font-size: 0.8em;
+	border-radius: 999px;
+	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
+}
+
+.contentCollapsed {
+	position: relative;
+	max-height: 9em;
+	overflow: clip;
+}
+
+.collapsed {
+	display: block;
+	position: absolute;
+	bottom: 0;
+	left: 0;
+	z-index: 2;
+	width: 100%;
+	height: 64px;
+	background: linear-gradient(0deg, var(--panel), var(--X15));
+
+	&:hover > .collapsedLabel {
+		background: var(--panelHighlight);
+	}
+}
+
+.collapsedLabel {
+	display: inline-block;
+	background: var(--panel);
+	padding: 6px 10px;
+	font-size: 0.8em;
+	border-radius: 999px;
+	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
+}
+
+.noteFooterInfo {
+	margin: 16px 0;
+	opacity: 0.7;
+	font-size: 0.9em;
+}
+
+.noteFooterButton {
+	margin: 0;
+	padding: 8px;
+	opacity: 0.7;
+
+	&:not(:last-child) {
+		margin-right: 28px;
+	}
+
+	&:hover {
+		color: var(--fgHighlighted);
+	}
+}
+
+.footerButtonLink:hover,
+.footerButtonLink:focus,
+.footerButtonLink:active {
+	text-decoration: none;
+}
+
+.noteFooterButtonCount {
+	display: inline;
+	margin: 0 0 0 8px;
+	opacity: 0.7;
+
+	&.reacted {
+		color: var(--accent);
+	}
+}
+
+@container (max-width: 500px) {
+	.root {
+		font-size: 0.9em;
+	}
+}
+
+@container (max-width: 450px) {
+	.renote {
+		padding: 8px 16px 0 16px;
+	}
+
+	.note {
+		padding: 16px;
+	}
+
+	.noteHeaderAvatar {
+		width: 50px;
+		height: 50px;
+	}
+}
+
+@container (max-width: 350px) {
+	.noteFooterButton {
+		&:not(:last-child) {
+			margin-right: 18px;
+		}
+	}
+}
+
+@container (max-width: 300px) {
+	.root {
+		font-size: 0.825em;
+	}
+
+	.noteHeaderAvatar {
+		width: 50px;
+		height: 50px;
+	}
+
+	.noteFooterButton {
+		&:not(:last-child) {
+			margin-right: 12px;
+		}
+	}
+}
+</style>
--- a/packages/frontend-embed/src/components/EmNoteHeader.vue
+++ b/packages/frontend-embed/src/components/EmNoteHeader.vue
@@ -0,0 +1,100 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<header :class="$style.root">
+	<EmA :class="$style.name" :to="userPage(note.user)">
+		<EmUserName :user="note.user"/>
+	</EmA>
+	<div v-if="note.user.isBot" :class="$style.isBot">bot</div>
+	<div :class="$style.username"><EmAcct :user="note.user"/></div>
+	<div v-if="note.user.badgeRoles" :class="$style.badgeRoles">
+		<img v-for="(role, i) in note.user.badgeRoles" :key="i" v-tooltip="role.name" :class="$style.badgeRole" :src="role.iconUrl!"/>
+	</div>
+	<div :class="$style.info">
+		<EmA :to="notePage(note)">
+			<EmTime :time="note.createdAt" colored/>
+		</EmA>
+		<span v-if="note.visibility !== 'public'" style="margin-left: 0.5em;">
+			<i v-if="note.visibility === 'home'" class="ti ti-home"></i>
+			<i v-else-if="note.visibility === 'followers'" class="ti ti-lock"></i>
+			<i v-else-if="note.visibility === 'specified'" ref="specified" class="ti ti-mail"></i>
+		</span>
+		<span v-if="note.localOnly" style="margin-left: 0.5em;"><i class="ti ti-rocket-off"></i></span>
+		<span v-if="note.channel" style="margin-left: 0.5em;" :title="note.channel.name"><i class="ti ti-device-tv"></i></span>
+	</div>
+</header>
+</template>
+
+<script lang="ts" setup>
+import { } from 'vue';
+import * as Misskey from 'misskey-js';
+import { notePage } from '@/filters/note.js';
+import { userPage } from '@/filters/user.js';
+
+defineProps<{
+	note: Misskey.entities.Note;
+}>();
+</script>
+
+<style lang="scss" module>
+.root {
+	display: flex;
+	align-items: baseline;
+	white-space: nowrap;
+}
+
+.name {
+	flex-shrink: 1;
+	display: block;
+	margin: 0 .5em 0 0;
+	padding: 0;
+	overflow: hidden;
+	font-size: 1em;
+	font-weight: bold;
+	text-decoration: none;
+	text-overflow: ellipsis;
+
+	&:hover {
+		text-decoration: underline;
+	}
+}
+
+.isBot {
+	flex-shrink: 0;
+	align-self: center;
+	margin: 0 .5em 0 0;
+	padding: 1px 6px;
+	font-size: 80%;
+	border: solid 0.5px var(--divider);
+	border-radius: 3px;
+}
+
+.username {
+	flex-shrink: 9999999;
+	margin: 0 .5em 0 0;
+	overflow: hidden;
+	text-overflow: ellipsis;
+}
+
+.info {
+	flex-shrink: 0;
+	margin-left: auto;
+	font-size: 0.9em;
+}
+
+.badgeRoles {
+	margin: 0 .5em 0 0;
+}
+
+.badgeRole {
+	height: 1.3em;
+	vertical-align: -20%;
+
+	& + .badgeRole {
+		margin-left: 0.2em;
+	}
+}
+</style>
--- a/packages/frontend-embed/src/components/EmNoteSimple.vue
+++ b/packages/frontend-embed/src/components/EmNoteSimple.vue
@@ -0,0 +1,104 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.root">
+	<EmAvatar :class="$style.avatar" :user="note.user" link preview/>
+	<div :class="$style.main">
+		<EmNoteHeader :class="$style.header" :note="note" :mini="true"/>
+		<div>
+			<p v-if="note.cw != null" :class="$style.cw">
+				<Mfm v-if="note.cw != ''" style="margin-right: 8px;" :text="note.cw" :author="note.user" :nyaize="'respect'" :emojiUrls="note.emojis"/>
+				<EmCwButton v-model="showContent" :text="note.text" :files="note.files" :poll="note.poll"/>
+			</p>
+			<div v-show="note.cw == null || showContent">
+				<EmSubNoteContent :class="$style.text" :note="note"/>
+			</div>
+		</div>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue';
+import * as Misskey from 'misskey-js';
+import EmNoteHeader from '@/components/EmNoteHeader.vue';
+import EmSubNoteContent from '@/components/EmSubNoteContent.vue';
+import EmCwButton from '@/components/EmCwButton.vue';
+
+const props = defineProps<{
+	note: Misskey.entities.Note;
+}>();
+
+const showContent = ref(false);
+</script>
+
+<style lang="scss" module>
+.root {
+	display: flex;
+	margin: 0;
+	padding: 0;
+	font-size: 0.95em;
+}
+
+.avatar {
+	flex-shrink: 0;
+	display: block;
+	margin: 0 10px 0 0;
+	width: 34px;
+	height: 34px;
+	border-radius: 8px;
+	position: sticky !important;
+	top: calc(16px + var(--stickyTop, 0px));
+	left: 0;
+}
+
+.main {
+	flex: 1;
+	min-width: 0;
+}
+
+.header {
+	margin-bottom: 2px;
+}
+
+.cw {
+	cursor: default;
+	display: block;
+	margin: 0;
+	padding: 0;
+	overflow-wrap: break-word;
+}
+
+.text {
+	cursor: default;
+	margin: 0;
+	padding: 0;
+}
+
+@container (min-width: 250px) {
+	.avatar {
+		margin: 0 10px 0 0;
+		width: 40px;
+		height: 40px;
+	}
+}
+
+@container (min-width: 350px) {
+	.avatar {
+		margin: 0 10px 0 0;
+		width: 44px;
+		height: 44px;
+	}
+}
+
+@container (min-width: 500px) {
+	.avatar {
+		margin: 0 12px 0 0;
+		width: 48px;
+		height: 48px;
+	}
+}
+</style>
--- a/packages/frontend-embed/src/components/EmNoteSub.vue
+++ b/packages/frontend-embed/src/components/EmNoteSub.vue
@@ -0,0 +1,150 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="[$style.root, { [$style.children]: depth > 1 }]">
+	<div :class="$style.main">
+		<div v-if="note.channel" :class="$style.colorBar" :style="{ background: note.channel.color }"></div>
+		<EmAvatar :class="$style.avatar" :user="note.user" link preview/>
+		<div :class="$style.body">
+			<EmNoteHeader :class="$style.header" :note="note" :mini="true"/>
+			<div>
+				<p v-if="note.cw != null" :class="$style.cw">
+					<Mfm v-if="note.cw != ''" style="margin-right: 8px;" :text="note.cw" :author="note.user" :nyaize="'respect'"/>
+					<EmCwButton v-model="showContent" :text="note.text" :files="note.files" :poll="note.poll"/>
+				</p>
+				<div v-show="note.cw == null || showContent">
+					<EmSubNoteContent :class="$style.text" :note="note"/>
+				</div>
+			</div>
+		</div>
+	</div>
+	<template v-if="depth < 5">
+		<EmNoteSub v-for="reply in replies" :key="reply.id" :note="reply" :class="$style.reply" :detail="true" :depth="depth + 1"/>
+	</template>
+	<div v-else :class="$style.more">
+		<EmA class="_link" :to="notePage(note)">{{ i18n.ts.continueThread }} <i class="ti ti-chevron-double-right"></i></EmA>
+	</div>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue';
+import * as Misskey from 'misskey-js';
+import EmNoteHeader from '@/components/EmNoteHeader.vue';
+import EmSubNoteContent from '@/components/EmSubNoteContent.vue';
+import EmCwButton from '@/components/EmCwButton.vue';
+import { notePage } from '@/filters/note.js';
+import { misskeyApi } from '@/scripts/misskey-api.js';
+import { i18n } from '@/i18n.js';
+import { userPage } from '@/filters/user.js';
+
+const props = withDefaults(defineProps<{
+	note: Misskey.entities.Note;
+	detail?: boolean;
+
+	// how many notes are in between this one and the note being viewed in detail
+	depth?: number;
+}>(), {
+	depth: 1,
+});
+
+const showContent = ref(false);
+const replies = ref<Misskey.entities.Note[]>([]);
+
+if (props.detail) {
+	misskeyApi('notes/children', {
+		noteId: props.note.id,
+		limit: 5,
+	}).then(res => {
+		replies.value = res;
+	});
+}
+</script>
+
+<style lang="scss" module>
+.root {
+	padding: 16px 32px;
+	font-size: 0.9em;
+	position: relative;
+
+	&.children {
+		padding: 10px 0 0 16px;
+		font-size: 1em;
+	}
+}
+
+.main {
+	display: flex;
+}
+
+.colorBar {
+	position: absolute;
+	top: 8px;
+	left: 8px;
+	width: 5px;
+	height: calc(100% - 8px);
+	border-radius: 999px;
+	pointer-events: none;
+}
+
+.avatar {
+	flex-shrink: 0;
+	display: block;
+	margin: 0 8px 0 0;
+	width: 38px;
+	height: 38px;
+	border-radius: 8px;
+}
+
+.body {
+	flex: 1;
+	min-width: 0;
+}
+
+.header {
+	margin-bottom: 2px;
+}
+
+.cw {
+	cursor: default;
+	display: block;
+	margin: 0;
+	padding: 0;
+	overflow-wrap: break-word;
+}
+
+.text {
+	margin: 0;
+	padding: 0;
+}
+
+.reply, .more {
+	border-left: solid 0.5px var(--divider);
+	margin-top: 10px;
+}
+
+.more {
+	padding: 10px 0 0 16px;
+}
+
+@container (max-width: 450px) {
+	.root {
+		padding: 14px 16px;
+
+		&.children {
+			padding: 10px 0 0 8px;
+		}
+	}
+}
+
+.muted {
+	text-align: center;
+	padding: 8px !important;
+	border: 1px solid var(--divider);
+	margin: 8px 8px 0 8px;
+	border-radius: 8px;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmNotes.vue
+++ b/packages/frontend-embed/src/components/EmNotes.vue
@@ -0,0 +1,77 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<MkPagination ref="pagingComponent" :pagination="pagination" :disableAutoLoad="disableAutoLoad">
+	<template #empty>
+		<div class="_fullinfo">
+			<img :src="infoImageUrl" class="_ghost"/>
+			<div>{{ i18n.ts.noNotes }}</div>
+		</div>
+	</template>
+
+	<template #default="{ items: notes }">
+		<div :class="[$style.root, { [$style.noGap]: noGap }]">
+			<MkDateSeparatedList
+				ref="notes"
+				v-slot="{ item: note }"
+				:items="notes"
+				:direction="pagination.reversed ? 'up' : 'down'"
+				:reversed="pagination.reversed"
+				:noGap="noGap"
+				:ad="ad"
+				:class="$style.notes"
+			>
+				<EmNote :key="note._featuredId_ || note._prId_ || note.id" :class="$style.note" :note="note" :withHardMute="true"/>
+			</MkDateSeparatedList>
+		</div>
+	</template>
+</MkPagination>
+</template>
+
+<script lang="ts" setup>
+import { shallowRef } from 'vue';
+import EmNote from '@/components/EmNote.vue';
+import MkDateSeparatedList from '@/components/MkDateSeparatedList.vue';
+import MkPagination, { Paging } from '@/components/MkPagination.vue';
+import { i18n } from '@/i18n.js';
+import { infoImageUrl } from '@/instance.js';
+
+const props = withDefaults(defineProps<{
+	pagination: Paging;
+	noGap?: boolean;
+	disableAutoLoad?: boolean;
+	ad?: boolean;
+}>(), {
+	ad: true,
+});
+
+const pagingComponent = shallowRef<InstanceType<typeof MkPagination>>();
+
+defineExpose({
+	pagingComponent,
+});
+</script>
+
+<style lang="scss" module>
+.root {
+	&.noGap {
+		> .notes {
+			background: var(--panel);
+		}
+	}
+
+	&:not(.noGap) {
+		> .notes {
+			background: var(--bg);
+
+			.note {
+				background: var(--panel);
+				border-radius: var(--radius);
+			}
+		}
+	}
+}
+</style>
--- a/packages/frontend-embed/src/components/EmPagination.vue
+++ b/packages/frontend-embed/src/components/EmPagination.vue
@@ -0,0 +1,508 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<Transition
+	:enterActiveClass="$style.transition_fade_enterActive"
+	:leaveActiveClass="$style.transition_fade_leaveActive"
+	:enterFromClass="$style.transition_fade_enterFrom"
+	:leaveToClass="$style.transition_fade_leaveTo"
+	mode="out-in"
+>
+	<MkLoading v-if="fetching"/>
+
+	<MkError v-else-if="error" @retry="init()"/>
+
+	<div v-else-if="empty" key="_empty_" class="empty">
+		<slot name="empty">
+			<div class="_fullinfo">
+				<img :src="infoImageUrl" class="_ghost"/>
+				<div>{{ i18n.ts.nothing }}</div>
+			</div>
+		</slot>
+	</div>
+
+	<div v-else ref="rootEl">
+		<div v-show="pagination.reversed && more" key="_more_" class="_margin">
+			<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? appearFetchMoreAhead : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary rounded @click="fetchMoreAhead">
+				{{ i18n.ts.loadMore }}
+			</MkButton>
+			<MkLoading v-else class="loading"/>
+		</div>
+		<slot :items="Array.from(items.values())" :fetching="fetching || moreFetching"></slot>
+		<div v-show="!pagination.reversed && more" key="_more_" class="_margin">
+			<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? appearFetchMore : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary rounded @click="fetchMore">
+				{{ i18n.ts.loadMore }}
+			</MkButton>
+			<MkLoading v-else class="loading"/>
+		</div>
+	</div>
+</Transition>
+</template>
+
+<script lang="ts">
+import { computed, ComputedRef, isRef, nextTick, onActivated, onBeforeMount, onBeforeUnmount, onDeactivated, ref, shallowRef, watch } from 'vue';
+import * as Misskey from 'misskey-js';
+import { misskeyApi } from '@/scripts/misskey-api.js';
+import { onScrollTop, isTopVisible, getBodyScrollHeight, getScrollContainer, onScrollBottom, scrollToBottom, scroll, isBottomVisible } from '@/scripts/scroll.js';
+import { useDocumentVisibility } from '@/scripts/use-document-visibility.js';
+import { i18n } from '@/i18n.js';
+
+const SECOND_FETCH_LIMIT = 30;
+const TOLERANCE = 16;
+const APPEAR_MINIMUM_INTERVAL = 600;
+
+export type Paging<E extends keyof Misskey.Endpoints = keyof Misskey.Endpoints> = {
+	endpoint: E;
+	limit: number;
+	params?: Misskey.Endpoints[E]['req'] | ComputedRef<Misskey.Endpoints[E]['req']>;
+
+	/**
+	 * 検索APIのような、ページング不可なエンドポイントを利用する場合
+	 * (そのようなAPIをこの関数で使うのは若干矛盾してるけど)
+	 */
+	noPaging?: boolean;
+
+	/**
+	 * items 配列の中身を逆順にする(新しい方が最後)
+	 */
+	reversed?: boolean;
+
+	offsetMode?: boolean;
+
+	pageEl?: HTMLElement;
+};
+
+type MisskeyEntityMap = Map<string, MisskeyEntity>;
+
+function arrayToEntries(entities: MisskeyEntity[]): [string, MisskeyEntity][] {
+	return entities.map(en => [en.id, en]);
+}
+
+function concatMapWithArray(map: MisskeyEntityMap, entities: MisskeyEntity[]): MisskeyEntityMap {
+	return new Map([...map, ...arrayToEntries(entities)]);
+}
+
+</script>
+<script lang="ts" setup>
+import { infoImageUrl } from '@/instance.js';
+import MkButton from '@/components/MkButton.vue';
+
+const props = withDefaults(defineProps<{
+	pagination: Paging;
+	disableAutoLoad?: boolean;
+	displayLimit?: number;
+}>(), {
+	displayLimit: 20,
+});
+
+const emit = defineEmits<{
+	(ev: 'queue', count: number): void;
+	(ev: 'status', error: boolean): void;
+}>();
+
+const rootEl = shallowRef<HTMLElement>();
+
+// 遡り中かどうか
+const backed = ref(false);
+
+const scrollRemove = ref<(() => void) | null>(null);
+
+/**
+ * 表示するアイテムのソース
+ * 最新が0番目
+ */
+const items = ref<MisskeyEntityMap>(new Map());
+
+/**
+ * タブが非アクティブなどの場合に更新を貯めておく
+ * 最新が0番目
+ */
+const queue = ref<MisskeyEntityMap>(new Map());
+
+const offset = ref(0);
+
+/**
+ * 初期化中かどうか（trueならMkLoadingで全て隠す）
+ */
+const fetching = ref(true);
+
+const moreFetching = ref(false);
+const more = ref(false);
+const preventAppearFetchMore = ref(false);
+const preventAppearFetchMoreTimer = ref<number | null>(null);
+const isBackTop = ref(false);
+const empty = computed(() => items.value.size === 0);
+const error = ref(false);
+const {
+	enableInfiniteScroll,
+} = defaultStore.reactiveState;
+
+const contentEl = computed(() => props.pagination.pageEl ?? rootEl.value);
+const scrollableElement = computed(() => contentEl.value ? getScrollContainer(contentEl.value) : document.body);
+
+const visibility = useDocumentVisibility();
+
+let isPausingUpdate = false;
+let timerForSetPause: number | null = null;
+const BACKGROUND_PAUSE_WAIT_SEC = 10;
+
+// 先頭が表示されているかどうかを検出
+// https://qiita.com/mkataigi/items/0154aefd2223ce23398e
+const scrollObserver = ref<IntersectionObserver>();
+
+watch([() => props.pagination.reversed, scrollableElement], () => {
+	if (scrollObserver.value) scrollObserver.value.disconnect();
+
+	scrollObserver.value = new IntersectionObserver(entries => {
+		backed.value = entries[0].isIntersecting;
+	}, {
+		root: scrollableElement.value,
+		rootMargin: props.pagination.reversed ? '-100% 0px 100% 0px' : '100% 0px -100% 0px',
+		threshold: 0.01,
+	});
+}, { immediate: true });
+
+watch(rootEl, () => {
+	scrollObserver.value?.disconnect();
+	nextTick(() => {
+		if (rootEl.value) scrollObserver.value?.observe(rootEl.value);
+	});
+});
+
+watch([backed, contentEl], () => {
+	if (!backed.value) {
+		if (!contentEl.value) return;
+
+		scrollRemove.value = (props.pagination.reversed ? onScrollBottom : onScrollTop)(contentEl.value, executeQueue, TOLERANCE);
+	} else {
+		if (scrollRemove.value) scrollRemove.value();
+		scrollRemove.value = null;
+	}
+});
+
+// パラメータに何らかの変更があった際、再読込したい（チャンネル等のIDが変わったなど）
+watch(() => [props.pagination.endpoint, props.pagination.params], init, { deep: true });
+
+watch(queue, (a, b) => {
+	if (a.size === 0 && b.size === 0) return;
+	emit('queue', queue.value.size);
+}, { deep: true });
+
+watch(error, (n, o) => {
+	if (n === o) return;
+	emit('status', n);
+});
+
+async function init(): Promise<void> {
+	items.value = new Map();
+	queue.value = new Map();
+	fetching.value = true;
+	const params = props.pagination.params ? isRef(props.pagination.params) ? props.pagination.params.value : props.pagination.params : {};
+	await misskeyApi<MisskeyEntity[]>(props.pagination.endpoint, {
+		...params,
+		limit: props.pagination.limit ?? 10,
+		allowPartial: true,
+	}).then(res => {
+		for (let i = 0; i < res.length; i++) {
+			const item = res[i];
+			if (i === 3) item._shouldInsertAd_ = true;
+		}
+
+		if (res.length === 0 || props.pagination.noPaging) {
+			concatItems(res);
+			more.value = false;
+		} else {
+			if (props.pagination.reversed) moreFetching.value = true;
+			concatItems(res);
+			more.value = true;
+		}
+
+		offset.value = res.length;
+		error.value = false;
+		fetching.value = false;
+	}, err => {
+		error.value = true;
+		fetching.value = false;
+	});
+}
+
+const reload = (): Promise<void> => {
+	return init();
+};
+
+const fetchMore = async (): Promise<void> => {
+	if (!more.value || fetching.value || moreFetching.value || items.value.size === 0) return;
+	moreFetching.value = true;
+	const params = props.pagination.params ? isRef(props.pagination.params) ? props.pagination.params.value : props.pagination.params : {};
+	await misskeyApi<MisskeyEntity[]>(props.pagination.endpoint, {
+		...params,
+		limit: SECOND_FETCH_LIMIT,
+		...(props.pagination.offsetMode ? {
+			offset: offset.value,
+		} : {
+			untilId: Array.from(items.value.keys()).at(-1),
+		}),
+	}).then(res => {
+		for (let i = 0; i < res.length; i++) {
+			const item = res[i];
+			if (i === 10) item._shouldInsertAd_ = true;
+		}
+
+		const reverseConcat = _res => {
+			const oldHeight = scrollableElement.value ? scrollableElement.value.scrollHeight : getBodyScrollHeight();
+			const oldScroll = scrollableElement.value ? scrollableElement.value.scrollTop : window.scrollY;
+
+			items.value = concatMapWithArray(items.value, _res);
+
+			return nextTick(() => {
+				if (scrollableElement.value) {
+					scroll(scrollableElement.value, { top: oldScroll + (scrollableElement.value.scrollHeight - oldHeight), behavior: 'instant' });
+				} else {
+					window.scroll({ top: oldScroll + (getBodyScrollHeight() - oldHeight), behavior: 'instant' });
+				}
+
+				return nextTick();
+			});
+		};
+
+		if (res.length === 0) {
+			if (props.pagination.reversed) {
+				reverseConcat(res).then(() => {
+					more.value = false;
+					moreFetching.value = false;
+				});
+			} else {
+				items.value = concatMapWithArray(items.value, res);
+				more.value = false;
+				moreFetching.value = false;
+			}
+		} else {
+			if (props.pagination.reversed) {
+				reverseConcat(res).then(() => {
+					more.value = true;
+					moreFetching.value = false;
+				});
+			} else {
+				items.value = concatMapWithArray(items.value, res);
+				more.value = true;
+				moreFetching.value = false;
+			}
+		}
+		offset.value += res.length;
+	}, err => {
+		moreFetching.value = false;
+	});
+};
+
+const fetchMoreAhead = async (): Promise<void> => {
+	if (!more.value || fetching.value || moreFetching.value || items.value.size === 0) return;
+	moreFetching.value = true;
+	const params = props.pagination.params ? isRef(props.pagination.params) ? props.pagination.params.value : props.pagination.params : {};
+	await misskeyApi<MisskeyEntity[]>(props.pagination.endpoint, {
+		...params,
+		limit: SECOND_FETCH_LIMIT,
+		...(props.pagination.offsetMode ? {
+			offset: offset.value,
+		} : {
+			sinceId: Array.from(items.value.keys()).at(-1),
+		}),
+	}).then(res => {
+		if (res.length === 0) {
+			items.value = concatMapWithArray(items.value, res);
+			more.value = false;
+		} else {
+			items.value = concatMapWithArray(items.value, res);
+			more.value = true;
+		}
+		offset.value += res.length;
+		moreFetching.value = false;
+	}, err => {
+		moreFetching.value = false;
+	});
+};
+
+/**
+ * Appear（IntersectionObserver）によってfetchMoreが呼ばれる場合、
+ * APPEAR_MINIMUM_INTERVALミリ秒以内に2回fetchMoreが呼ばれるのを防ぐ
+ */
+const fetchMoreApperTimeoutFn = (): void => {
+	preventAppearFetchMore.value = false;
+	preventAppearFetchMoreTimer.value = null;
+};
+const fetchMoreAppearTimeout = (): void => {
+	preventAppearFetchMore.value = true;
+	preventAppearFetchMoreTimer.value = window.setTimeout(fetchMoreApperTimeoutFn, APPEAR_MINIMUM_INTERVAL);
+};
+
+const appearFetchMore = async (): Promise<void> => {
+	if (preventAppearFetchMore.value) return;
+	await fetchMore();
+	fetchMoreAppearTimeout();
+};
+
+const appearFetchMoreAhead = async (): Promise<void> => {
+	if (preventAppearFetchMore.value) return;
+	await fetchMoreAhead();
+	fetchMoreAppearTimeout();
+};
+
+const isTop = (): boolean => isBackTop.value || (props.pagination.reversed ? isBottomVisible : isTopVisible)(contentEl.value!, TOLERANCE);
+
+watch(visibility, () => {
+	if (visibility.value === 'hidden') {
+		timerForSetPause = window.setTimeout(() => {
+			isPausingUpdate = true;
+			timerForSetPause = null;
+		},
+		BACKGROUND_PAUSE_WAIT_SEC * 1000);
+	} else { // 'visible'
+		if (timerForSetPause) {
+			clearTimeout(timerForSetPause);
+			timerForSetPause = null;
+		} else {
+			isPausingUpdate = false;
+			if (isTop()) {
+				executeQueue();
+			}
+		}
+	}
+});
+
+/**
+ * 最新のものとして1つだけアイテムを追加する
+ * ストリーミングから降ってきたアイテムはこれで追加する
+ * @param item アイテム
+ */
+const prepend = (item: MisskeyEntity): void => {
+	if (items.value.size === 0) {
+		items.value.set(item.id, item);
+		fetching.value = false;
+		return;
+	}
+
+	if (isTop() && !isPausingUpdate) unshiftItems([item]);
+	else prependQueue(item);
+};
+
+/**
+ * 新着アイテムをitemsの先頭に追加し、displayLimitを適用する
+ * @param newItems 新しいアイテムの配列
+ */
+function unshiftItems(newItems: MisskeyEntity[]) {
+	const length = newItems.length + items.value.size;
+	items.value = new Map([...arrayToEntries(newItems), ...items.value].slice(0, props.displayLimit));
+
+	if (length >= props.displayLimit) more.value = true;
+}
+
+/**
+ * 古いアイテムをitemsの末尾に追加し、displayLimitを適用する
+ * @param oldItems 古いアイテムの配列
+ */
+function concatItems(oldItems: MisskeyEntity[]) {
+	const length = oldItems.length + items.value.size;
+	items.value = new Map([...items.value, ...arrayToEntries(oldItems)].slice(0, props.displayLimit));
+
+	if (length >= props.displayLimit) more.value = true;
+}
+
+function executeQueue() {
+	unshiftItems(Array.from(queue.value.values()));
+	queue.value = new Map();
+}
+
+function prependQueue(newItem: MisskeyEntity) {
+	queue.value = new Map([[newItem.id, newItem], ...queue.value].slice(0, props.displayLimit) as [string, MisskeyEntity][]);
+}
+
+/*
+ * アイテムを末尾に追加する（使うの？）
+ */
+const appendItem = (item: MisskeyEntity): void => {
+	items.value.set(item.id, item);
+};
+
+const removeItem = (id: string) => {
+	items.value.delete(id);
+	queue.value.delete(id);
+};
+
+const updateItem = (id: MisskeyEntity['id'], replacer: (old: MisskeyEntity) => MisskeyEntity): void => {
+	const item = items.value.get(id);
+	if (item) items.value.set(id, replacer(item));
+
+	const queueItem = queue.value.get(id);
+	if (queueItem) queue.value.set(id, replacer(queueItem));
+};
+
+onActivated(() => {
+	isBackTop.value = false;
+});
+
+onDeactivated(() => {
+	isBackTop.value = props.pagination.reversed ? window.scrollY >= (rootEl.value ? rootEl.value.scrollHeight - window.innerHeight : 0) : window.scrollY === 0;
+});
+
+function toBottom() {
+	scrollToBottom(contentEl.value!);
+}
+
+onBeforeMount(() => {
+	init().then(() => {
+		if (props.pagination.reversed) {
+			nextTick(() => {
+				setTimeout(toBottom, 800);
+
+				// scrollToBottomでmoreFetchingボタンが画面外まで出るまで
+				// more = trueを遅らせる
+				setTimeout(() => {
+					moreFetching.value = false;
+				}, 2000);
+			});
+		}
+	});
+});
+
+onBeforeUnmount(() => {
+	if (timerForSetPause) {
+		clearTimeout(timerForSetPause);
+		timerForSetPause = null;
+	}
+	if (preventAppearFetchMoreTimer.value) {
+		clearTimeout(preventAppearFetchMoreTimer.value);
+		preventAppearFetchMoreTimer.value = null;
+	}
+	scrollObserver.value?.disconnect();
+});
+
+defineExpose({
+	items,
+	queue,
+	backed: backed.value,
+	more,
+	reload,
+	prepend,
+	append: appendItem,
+	removeItem,
+	updateItem,
+});
+</script>
+
+<style lang="scss" module>
+.transition_fade_enterActive,
+.transition_fade_leaveActive {
+	transition: opacity 0.125s ease;
+}
+.transition_fade_enterFrom,
+.transition_fade_leaveTo {
+	opacity: 0;
+}
+
+.more {
+	margin-left: auto;
+	margin-right: auto;
+}
+</style>
--- a/packages/frontend-embed/src/components/EmPoll.vue
+++ b/packages/frontend-embed/src/components/EmPoll.vue
@@ -0,0 +1,130 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="{ [$style.done]: closed || isVoted }">
+	<ul :class="$style.choices">
+		<li v-for="(choice, i) in poll.choices" :key="i" :class="$style.choice" @click="vote(i)">
+			<div :class="$style.bg" :style="{ 'width': `${showResult ? (choice.votes / total * 100) : 0}%` }"></div>
+			<span :class="$style.fg">
+				<template v-if="choice.isVoted"><i class="ti ti-check" style="margin-right: 4px; color: var(--accent);"></i></template>
+				<Mfm :text="choice.text" :plain="true"/>
+				<span v-if="showResult" style="margin-left: 4px; opacity: 0.7;">({{ i18n.tsx._poll.votesCount({ n: choice.votes }) }})</span>
+			</span>
+		</li>
+	</ul>
+	<p v-if="!readOnly" :class="$style.info">
+		<span>{{ i18n.tsx._poll.totalVotes({ n: total }) }}</span>
+		<span> · </span>
+		<a v-if="!closed && !isVoted" style="color: inherit;" @click="showResult = !showResult">{{ showResult ? i18n.ts._poll.vote : i18n.ts._poll.showResult }}</a>
+		<span v-if="isVoted">{{ i18n.ts._poll.voted }}</span>
+		<span v-else-if="closed">{{ i18n.ts._poll.closed }}</span>
+		<span v-if="remaining > 0"> · {{ timer }}</span>
+	</p>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { computed, ref } from 'vue';
+import * as Misskey from 'misskey-js';
+import type { OpenOnRemoteOptions } from '@/scripts/please-login.js';
+import { sum } from '@/scripts/array.js';
+import { i18n } from '@/i18n.js';
+import { host } from '@/config.js';
+import { useInterval } from '@/scripts/use-interval.js';
+
+const props = defineProps<{
+	noteId: string;
+	poll: NonNullable<Misskey.entities.Note['poll']>;
+	readOnly?: boolean;
+}>();
+
+const remaining = ref(-1);
+
+const total = computed(() => sum(props.poll.choices.map(x => x.votes)));
+const closed = computed(() => remaining.value === 0);
+const isVoted = computed(() => !props.poll.multiple && props.poll.choices.some(c => c.isVoted));
+const timer = computed(() => i18n.tsx._poll[
+	remaining.value >= 86400 ? 'remainingDays' :
+	remaining.value >= 3600 ? 'remainingHours' :
+	remaining.value >= 60 ? 'remainingMinutes' : 'remainingSeconds'
+]({
+	s: Math.floor(remaining.value % 60),
+	m: Math.floor(remaining.value / 60) % 60,
+	h: Math.floor(remaining.value / 3600) % 24,
+	d: Math.floor(remaining.value / 86400),
+}));
+
+const showResult = ref(props.readOnly || isVoted.value);
+
+const pleaseLoginContext = computed<OpenOnRemoteOptions>(() => ({
+	type: 'lookup',
+	url: `https://${host}/notes/${props.noteId}`,
+}));
+
+// 期限付きアンケート
+if (props.poll.expiresAt) {
+	const tick = () => {
+		remaining.value = Math.floor(Math.max(new Date(props.poll.expiresAt!).getTime() - Date.now(), 0) / 1000);
+		if (remaining.value === 0) {
+			showResult.value = true;
+		}
+	};
+
+	useInterval(tick, 3000, {
+		immediate: true,
+		afterMounted: false,
+	});
+}
+</script>
+
+<style lang="scss" module>
+.choices {
+	display: block;
+	margin: 0;
+	padding: 0;
+	list-style: none;
+}
+
+.choice {
+	display: block;
+	position: relative;
+	margin: 4px 0;
+	padding: 4px;
+	//border: solid 0.5px var(--divider);
+	background: var(--accentedBg);
+	border-radius: 4px;
+	overflow: clip;
+	cursor: pointer;
+}
+
+.bg {
+	position: absolute;
+	top: 0;
+	left: 0;
+	height: 100%;
+	background: var(--accent);
+	background: linear-gradient(90deg,var(--buttonGradateA),var(--buttonGradateB));
+	transition: width 1s ease;
+}
+
+.fg {
+	position: relative;
+	display: inline-block;
+	padding: 3px 5px;
+	background: var(--panel);
+	border-radius: 3px;
+}
+
+.info {
+	color: var(--fg);
+}
+
+.done {
+	.choice {
+		cursor: initial;
+	}
+}
+</style>
--- a/packages/frontend-embed/src/components/EmSubNoteContent.vue
+++ b/packages/frontend-embed/src/components/EmSubNoteContent.vue
@@ -0,0 +1,111 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="[$style.root, { [$style.collapsed]: collapsed }]">
+	<div>
+		<span v-if="note.isHidden" style="opacity: 0.5">({{ i18n.ts.private }})</span>
+		<span v-if="note.deletedAt" style="opacity: 0.5">({{ i18n.ts.deletedNote }})</span>
+		<EmA v-if="note.replyId" :class="$style.reply" :to="`/notes/${note.replyId}`"><i class="ti ti-arrow-back-up"></i></EmA>
+		<Mfm v-if="note.text" :text="note.text" :author="note.user" :nyaize="'respect'" :emojiUrls="note.emojis"/>
+		<EmA v-if="note.renoteId" :class="$style.rp" :to="`/notes/${note.renoteId}`">RN: ...</EmA>
+	</div>
+	<details v-if="note.files && note.files.length > 0">
+		<summary>({{ i18n.tsx.withNFiles({ n: note.files.length }) }})</summary>
+		<EmMediaList :mediaList="note.files"/>
+	</details>
+	<details v-if="note.poll">
+		<summary>{{ i18n.ts.poll }}</summary>
+		<EmPoll :noteId="note.id" :poll="note.poll"/>
+	</details>
+	<button v-if="isLong && collapsed" :class="$style.fade" class="_button" @click="collapsed = false">
+		<span :class="$style.fadeLabel">{{ i18n.ts.showMore }}</span>
+	</button>
+	<button v-else-if="isLong && !collapsed" :class="$style.showLess" class="_button" @click="collapsed = true">
+		<span :class="$style.showLessLabel">{{ i18n.ts.showLess }}</span>
+	</button>
+</div>
+</template>
+
+<script lang="ts" setup>
+import { ref } from 'vue';
+import * as Misskey from 'misskey-js';
+import EmMediaList from '@/components/EmMediaList.vue';
+import EmPoll from '@/components/EmPoll.vue';
+import { i18n } from '@/i18n.js';
+import { shouldCollapsed } from '@/scripts/collapsed.js';
+
+const props = defineProps<{
+	note: Misskey.entities.Note;
+}>();
+
+const isLong = shouldCollapsed(props.note, []);
+
+const collapsed = ref(isLong);
+</script>
+
+<style lang="scss" module>
+.root {
+	overflow-wrap: break-word;
+
+	&.collapsed {
+		position: relative;
+		max-height: 9em;
+		overflow: clip;
+
+		> .fade {
+			display: block;
+			position: absolute;
+			bottom: 0;
+			left: 0;
+			width: 100%;
+			height: 64px;
+			background: linear-gradient(0deg, var(--panel), color(from var(--panel) srgb r g b / 0));
+
+			> .fadeLabel {
+				display: inline-block;
+				background: var(--panel);
+				padding: 6px 10px;
+				font-size: 0.8em;
+				border-radius: 999px;
+				box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
+			}
+
+			&:hover {
+				> .fadeLabel {
+					background: var(--panelHighlight);
+				}
+			}
+		}
+	}
+}
+
+.reply {
+	margin-right: 6px;
+	color: var(--accent);
+}
+
+.rp {
+	margin-left: 4px;
+	font-style: oblique;
+	color: var(--renote);
+}
+
+.showLess {
+	width: 100%;
+	margin-top: 14px;
+	position: sticky;
+	bottom: calc(var(--stickyBottom, 0px) + 14px);
+}
+
+.showLessLabel {
+	display: inline-block;
+	background: var(--popup);
+	padding: 6px 10px;
+	font-size: 0.8em;
+	border-radius: 999px;
+	box-shadow: 0 2px 6px rgb(0 0 0 / 20%);
+}
+</style>
--- a/packages/frontend-embed/src/components/EmTime.vue
+++ b/packages/frontend-embed/src/components/EmTime.vue
@@ -0,0 +1,107 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<time :title="absolute" :class="{ [$style.old1]: colored && (ago > 60 * 60 * 24 * 90), [$style.old2]: colored && (ago > 60 * 60 * 24 * 180) }">
+	<template v-if="invalid">{{ i18n.ts._ago.invalid }}</template>
+	<template v-else-if="mode === 'relative'">{{ relative }}</template>
+	<template v-else-if="mode === 'absolute'">{{ absolute }}</template>
+	<template v-else-if="mode === 'detail'">{{ absolute }} ({{ relative }})</template>
+</time>
+</template>
+
+<script lang="ts" setup>
+import { onMounted, onUnmounted, ref, computed } from 'vue';
+import { i18n } from '@/i18n.js';
+import { dateTimeFormat } from '@/scripts/intl-const.js';
+
+const props = withDefaults(defineProps<{
+	time: Date | string | number | null;
+	origin?: Date | null;
+	mode?: 'relative' | 'absolute' | 'detail';
+	colored?: boolean;
+}>(), {
+	origin: null,
+	mode: 'relative',
+});
+
+function getDateSafe(n: Date | string | number) {
+	try {
+		if (n instanceof Date) {
+			return n;
+		}
+		return new Date(n);
+	} catch (err) {
+		return {
+			getTime: () => NaN,
+		};
+	}
+}
+
+// eslint-disable-next-line vue/no-setup-props-reactivity-loss
+const _time = props.time == null ? NaN : getDateSafe(props.time).getTime();
+const invalid = Number.isNaN(_time);
+const absolute = !invalid ? dateTimeFormat.format(_time) : i18n.ts._ago.invalid;
+
+// eslint-disable-next-line vue/no-setup-props-reactivity-loss
+const now = ref(props.origin?.getTime() ?? Date.now());
+const ago = computed(() => (now.value - _time) / 1000/*ms*/);
+
+const relative = computed<string>(() => {
+	if (props.mode === 'absolute') return ''; // absoluteではrelativeを使わないので計算しない
+	if (invalid) return i18n.ts._ago.invalid;
+
+	return (
+		ago.value >= 31536000 ? i18n.tsx._ago.yearsAgo({ n: Math.round(ago.value / 31536000).toString() }) :
+		ago.value >= 2592000 ? i18n.tsx._ago.monthsAgo({ n: Math.round(ago.value / 2592000).toString() }) :
+		ago.value >= 604800 ? i18n.tsx._ago.weeksAgo({ n: Math.round(ago.value / 604800).toString() }) :
+		ago.value >= 86400 ? i18n.tsx._ago.daysAgo({ n: Math.round(ago.value / 86400).toString() }) :
+		ago.value >= 3600 ? i18n.tsx._ago.hoursAgo({ n: Math.round(ago.value / 3600).toString() }) :
+		ago.value >= 60 ? i18n.tsx._ago.minutesAgo({ n: (~~(ago.value / 60)).toString() }) :
+		ago.value >= 10 ? i18n.tsx._ago.secondsAgo({ n: (~~(ago.value % 60)).toString() }) :
+		ago.value >= -3 ? i18n.ts._ago.justNow :
+		ago.value < -31536000 ? i18n.tsx._timeIn.years({ n: Math.round(-ago.value / 31536000).toString() }) :
+		ago.value < -2592000 ? i18n.tsx._timeIn.months({ n: Math.round(-ago.value / 2592000).toString() }) :
+		ago.value < -604800 ? i18n.tsx._timeIn.weeks({ n: Math.round(-ago.value / 604800).toString() }) :
+		ago.value < -86400 ? i18n.tsx._timeIn.days({ n: Math.round(-ago.value / 86400).toString() }) :
+		ago.value < -3600 ? i18n.tsx._timeIn.hours({ n: Math.round(-ago.value / 3600).toString() }) :
+		ago.value < -60 ? i18n.tsx._timeIn.minutes({ n: (~~(-ago.value / 60)).toString() }) :
+		i18n.tsx._timeIn.seconds({ n: (~~(-ago.value % 60)).toString() })
+	);
+});
+
+let tickId: number;
+let currentInterval: number;
+
+function tick() {
+	now.value = Date.now();
+	const nextInterval = ago.value < 60 ? 10000 : ago.value < 3600 ? 60000 : 180000;
+
+	if (currentInterval !== nextInterval) {
+		if (tickId) window.clearInterval(tickId);
+		currentInterval = nextInterval;
+		tickId = window.setInterval(tick, nextInterval);
+	}
+}
+
+if (!invalid && props.origin === null && (props.mode === 'relative' || props.mode === 'detail')) {
+	onMounted(() => {
+		tick();
+	});
+	onUnmounted(() => {
+		if (tickId) window.clearInterval(tickId);
+	});
+}
+</script>
+
+<style lang="scss" module>
+.old1 {
+	color: var(--warn);
+}
+
+.old1.old2 {
+	color: var(--error);
+}
+</style>
--- a/packages/frontend-embed/src/components/EmTimelineContainer.vue
+++ b/packages/frontend-embed/src/components/EmTimelineContainer.vue
@@ -0,0 +1,39 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<div :class="$style.timelineRoot">
+	<div v-if="showHeader" :class="$style.header"><slot name="header"></slot></div>
+	<div :class="$style.body"><slot name="body"></slot></div>
+</div>
+</template>
+
+<script setup lang="ts">
+withDefaults(defineProps<{
+	showHeader?: boolean;
+}>(), {
+	showHeader: true,
+});
+</script>
+
+<style module lang="scss">
+.timelineRoot {
+	background-color: var(--panel);
+	height: 100%;
+	max-height: var(--embedMaxHeight, none);
+	display: flex;
+	flex-direction: column;
+}
+
+.header {
+	flex-shrink: 0;
+	border-bottom: 1px solid var(--divider);
+}
+
+.body {
+	flex-grow: 1;
+	overflow-y: auto;
+}
+</style>
--- a/packages/frontend-embed/src/components/I18n.vue
+++ b/packages/frontend-embed/src/components/I18n.vue
@@ -0,0 +1,51 @@
+<!--
+SPDX-FileCopyrightText: syuilo and misskey-project
+SPDX-License-Identifier: AGPL-3.0-only
+-->
+
+<template>
+<render/>
+</template>
+
+<script setup lang="ts" generic="T extends string | ParameterizedString">
+import { computed, h } from 'vue';
+import type { ParameterizedString } from '../../../../../locales/index.js';
+
+const props = withDefaults(defineProps<{
+	src: T;
+	tag?: string;
+	// eslint-disable-next-line vue/require-default-prop
+	textTag?: string;
+}>(), {
+	tag: 'span',
+});
+
+const slots = defineSlots<T extends ParameterizedString<infer R> ? { [K in R]: () => unknown } : NonNullable<unknown>>();
+
+const parsed = computed(() => {
+	let str = props.src as string;
+	const value: (string | { arg: string; })[] = [];
+	for (;;) {
+		const nextBracketOpen = str.indexOf('{');
+		const nextBracketClose = str.indexOf('}');
+
+		if (nextBracketOpen === -1) {
+			value.push(str);
+			break;
+		} else {
+			if (nextBracketOpen > 0) value.push(str.substring(0, nextBracketOpen));
+			value.push({
+				arg: str.substring(nextBracketOpen + 1, nextBracketClose),
+			});
+		}
+
+		str = str.substring(nextBracketClose + 1);
+	}
+
+	return value;
+});
+
+const render = () => {
+	return h(props.tag, parsed.value.map(x => typeof x === 'string' ? (props.textTag ? h(props.textTag, x) : x) : slots[x.arg]()));
+};
+</script>