enhance(client): 1枚だけのメディアリストの画像のアスペクト比を画像に応じて縦長にする (#10452)

* :v:

* fix

* :v:

* 422px上限

* 334

* min-height: 130px

* 64px

* fix

* wip

* :v:

* fix

* max-height: none

* MkImgWithBlurHashでratioを計算する

* wip

* fix

* fix?

* Revert "fix?"

This reverts commit e39d832dd1498ae58a2372b6dc527585ae165bac.

* Revert "fix"

This reverts commit 15be36ba55a411c5aac69037f693e1d922451f15.

* Revert "wip"

This reverts commit af7d86f69dd89e138d98f1285976b502f382e6c6.

* fix

* Revert "Revert "wip""

This reverts commit bb0036ae22ea2bca896ee9bb500bae624e81049b.

* Revert "Revert "fix""

This reverts commit c1d94a45c575cc843e061a0c55df1106bf033035.

* Revert "Revert "fix?""

This reverts commit 9cb4fbfd96db9adaf92cf3ec1f6f15b1b257d7b3.

* fix

* use clamp

* readable

* add 1:1, 3:4

* moveComment

* 3:4 → 2:3

* fix

* default

* fallback

* Revert "fallback"

This reverts commit 741717dd4903ed89b6536d8ea1ca061aacfa7dcb.

* Fix?(server): Content-Dispositionのパースでエラーが発生した場合にもダウンロードが完了するように
#10626

8 files changed, 132 insertions, 31 deletions

diff --git a/packages/frontend/src/components/MkImgWithBlurhash.vue b/packages/frontend/src/components/MkImgWithBlurhash.vue
index 9b3dbf8618..048dcc7045 100644
--- a/packages/frontend/src/components/MkImgWithBlurhash.vue
+++ b/packages/frontend/src/components/MkImgWithBlurhash.vue
@@ -1,12 +1,12 @@
 <template>
-<div :class="[$style.root, { [$style.cover]: cover }]" :title="title">
-	<canvas v-if="!loaded || forceBlurhash" ref="canvas" :class="$style.canvas" :width="size" :height="size" :title="title"/>
-	<img v-if="src && !forceBlurhash" :class="$style.img" :src="src" :title="title" :alt="alt" @load="onLoad"/>
+<div :class="[$style.root, { [$style.cover]: cover }]" :title="title ?? ''">
+	<canvas v-if="!loaded || forceBlurhash" ref="canvas" :class="$style.canvas" :width="width" :height="height" :title="title ?? ''"/>
+	<img v-if="src && !forceBlurhash" v-show="loaded" :class="$style.img" :src="src" :title="title ?? ''" :alt="alt ?? ''" @load="onLoad"/>
 </div>
 </template>
 
 <script lang="ts" setup>
-import { onMounted } from 'vue';
+import { onMounted, watch } from 'vue';
 import { decode } from 'blurhash';
 
 const props = withDefaults(defineProps<{
@@ -14,33 +14,54 @@ const props = withDefaults(defineProps<{
 	hash?: string;
 	alt?: string | null;
 	title?: string | null;
-	size?: number;
+	height?: number;
+	width?: number;
 	cover?: boolean;
 	forceBlurhash?: boolean;
 }>(), {
 	src: null,
 	alt: '',
 	title: null,
-	size: 64,
+	height: 64,
+	width: 64,
 	cover: true,
 	forceBlurhash: false,
 });
 
 const canvas = $shallowRef<HTMLCanvasElement>();
 let loaded = $ref(false);
+let width = $ref(props.width);
+let height = $ref(props.height);
+
+function onLoad() {
+	loaded = true;
+}
+
+watch([() => props.width, () => props.height], () => {
+	const ratio = props.width / props.height;
+	if (ratio > 1) {
+		width = Math.round(64 * ratio);
+		height = 64;
+	} else {
+		width = 64;
+		height = Math.round(64 / ratio);
+	}
+}, {
+	immediate: true,
+});
 
 function draw() {
 	if (props.hash == null) return;
-	const pixels = decode(props.hash, props.size, props.size);
+	const pixels = decode(props.hash, width, height);
 	const ctx = canvas.getContext('2d');
-	const imageData = ctx!.createImageData(props.size, props.size);
+	const imageData = ctx!.createImageData(width, height);
 	imageData.data.set(pixels);
 	ctx!.putImageData(imageData, 0, 0);
 }
 
-function onLoad() {
-	loaded = true;
-}
+watch(() => props.hash, () => {
+	draw();
+});
 
 onMounted(() => {
 	draw();
@@ -54,6 +75,7 @@ onMounted(() => {
 	height: 100%;
 
 	&.cover {
+		> .canvas,
 		> .img {
 			object-fit: cover;
 		}
@@ -68,8 +90,7 @@ onMounted(() => {
 }
 
 .canvas {
-	position: absolute;
-	object-fit: cover;
+	object-fit: contain;
 }
 
 .img {
diff --git a/packages/frontend/src/components/MkMediaImage.vue b/packages/frontend/src/components/MkMediaImage.vue
index 8d0877ef61..b0219fc32d 100644
--- a/packages/frontend/src/components/MkMediaImage.vue
+++ b/packages/frontend/src/components/MkMediaImage.vue
@@ -1,6 +1,6 @@
 <template>
 <div v-if="hide" :class="$style.hidden" @click="hide = false">
-	<ImgWithBlurhash style="filter: brightness(0.5);" :hash="image.blurhash" :title="image.comment" :alt="image.comment" :force-blurhash="defaultStore.state.enableDataSaverMode" />
+	<ImgWithBlurhash style="filter: brightness(0.5);" :hash="image.blurhash" :title="image.comment" :alt="image.comment" :width="image.properties.width" :height="image.properties.height" :force-blurhash="defaultStore.state.enableDataSaverMode" />
 	<div :class="$style.hiddenText">
 		<div :class="$style.hiddenTextWrapper">
 			<b v-if="image.isSensitive" style="display: block;"><i class="ti ti-alert-triangle"></i> {{ i18n.ts.sensitive }}{{ defaultStore.state.enableDataSaverMode ? ` (${i18n.ts.image}${image.size ? ' ' + bytes(image.size) : ''})` : '' }}</b>
@@ -15,7 +15,7 @@
 		:href="image.url"
 		:title="image.name"
 	>
-		<ImgWithBlurhash :hash="image.blurhash" :src="url" :alt="image.comment || image.name" :title="image.comment || image.name" :cover="false"/>
+		<ImgWithBlurhash :hash="image.blurhash" :src="url" :alt="image.comment || image.name" :title="image.comment || image.name" :width="image.properties.width" :height="image.properties.height" :cover="false"/>
 	</a>
 	<div :class="$style.indicators">
 		<div v-if="['image/gif', 'image/apng'].includes(image.type)" :class="$style.indicator">GIF</div>
@@ -42,11 +42,12 @@ const props = defineProps<{
 let hide = $ref(true);
 let darkMode: boolean = $ref(defaultStore.state.darkMode);
 
-const url = (props.raw || defaultStore.state.loadRawImages)
+const url = $computed(() => (props.raw || defaultStore.state.loadRawImages)
 	? props.image.url
 	: defaultStore.state.disableShowingAnimatedImages
 		? getStaticImageUrl(props.image.url)
-		: props.image.thumbnailUrl;
+		: props.image.thumbnailUrl
+);
 
 // Plugin:register_note_view_interruptor を使って書き換えられる可能性があるためwatchする
 watch(() => props.image, () => {
diff --git a/packages/frontend/src/components/MkMediaList.vue b/packages/frontend/src/components/MkMediaList.vue
index d36cc2d26b..d28c78fe5c 100644
--- a/packages/frontend/src/components/MkMediaList.vue
+++ b/packages/frontend/src/components/MkMediaList.vue
@@ -2,10 +2,17 @@
 <div>
 	<XBanner v-for="media in mediaList.filter(media => !previewable(media))" :key="media.id" :media="media"/>
 	<div v-if="mediaList.filter(media => previewable(media)).length > 0" :class="$style.container">
-		<div ref="gallery" :class="[$style.medias, count <= 4 ? $style['n' + count] : $style.nMany]">
+		<div
+			ref="gallery"
+			:class="[
+				$style.medias,
+				count <= 4 ? $style['n' + count] : $style.nMany,
+				$style[`n1${defaultStore.reactiveState.mediaListWithOneImageAppearance.value}`]
+			]"
+		>
 			<template v-for="media in mediaList.filter(media => previewable(media))">
-				<XVideo v-if="media.type.startsWith('video')" :key="media.id" :class="$style.media" :video="media"/>
-				<XImage v-else-if="media.type.startsWith('image')" :key="media.id" :class="$style.media" class="image" :data-id="media.id" :image="media" :raw="raw"/>
+				<XVideo v-if="media.type.startsWith('video')" :key="`video:${media.id}`" :class="$style.media" :video="media"/>
+				<XImage v-else-if="media.type.startsWith('image')" :key="`image:${media.id}`" :class="$style.media" class="image" :data-id="media.id" :image="media" :raw="raw"/>
 			</template>
 		</div>
 	</div>
@@ -13,7 +20,7 @@
 </template>
 
 <script lang="ts" setup>
-import { onMounted, ref, useCssModule } from 'vue';
+import { onMounted, ref, useCssModule, watch } from 'vue';
 import * as misskey from 'misskey-js';
 import PhotoSwipeLightbox from 'photoswipe/lightbox';
 import PhotoSwipe from 'photoswipe';
@@ -23,6 +30,7 @@ import XImage from '@/components/MkMediaImage.vue';
 import XVideo from '@/components/MkMediaVideo.vue';
 import * as os from '@/os';
 import { FILE_TYPE_BROWSERSAFE } from '@/const';
+import { defaultStore } from '@/store';
 
 const props = defineProps<{
 	mediaList: misskey.entities.DriveFile[];
@@ -31,11 +39,42 @@ const props = defineProps<{
 
 const $style = useCssModule();
 
-const gallery = ref(null);
+const gallery = ref<HTMLDivElement>();
 const pswpZIndex = os.claimZIndex('middle');
 document.documentElement.style.setProperty('--mk-pswp-root-z-index', pswpZIndex.toString());
 const count = $computed(() => props.mediaList.filter(media => previewable(media)).length);
 
+function calcAspectRatio() {
+	if (!gallery.value) return;
+
+	let img = props.mediaList[0];
+
+	if (props.mediaList.length !== 1 || !(img.properties.width && img.properties.height)) {
+		gallery.value.style.aspectRatio = '';
+		return;
+	}
+
+	// アスペクト比上限設定では、横長の場合は高さを縮小させる
+	const ratioMax = (ratio: number) => `${Math.max(ratio, img.properties.width / img.properties.height).toString()} / 1`;
+
+	switch (defaultStore.state.mediaListWithOneImageAppearance) {
+		case '16_9':
+			gallery.value.style.aspectRatio = ratioMax(16 / 9);
+			break;
+		case '1_1':
+			gallery.value.style.aspectRatio = ratioMax(1);
+			break;
+		case '2_3':
+			gallery.value.style.aspectRatio = ratioMax(2 / 3);
+			break;
+		default:
+			gallery.value.style.aspectRatio = '';
+			break;
+	}
+}
+
+watch([defaultStore.reactiveState.mediaListWithOneImageAppearance, gallery], () => calcAspectRatio());
+
 onMounted(() => {
 	const lightbox = new PhotoSwipeLightbox({
 		dataSource: props.mediaList
@@ -155,12 +194,36 @@ const previewable = (file: misskey.entities.DriveFile): boolean => {
 	display: grid;
 	grid-gap: 8px;
 
-	// for webkit
 	height: 100%;
 
 	&.n1 {
-		aspect-ratio: 16/9;
 		grid-template-rows: 1fr;
+
+		// default (expand)
+		min-height: 64px;
+		max-height: clamp(
+			64px,
+			calc(var(--containerHeight, 100svh) * 0.5), // but --containerHeight can broken (too big)
+			min(334px, 50vh)
+		);
+
+		&.n116_9 {
+			min-height: none;
+			max-height: none;
+			aspect-ratio: 16 / 9; // fallback
+		}
+
+		&.n11_1{
+			min-height: none;
+			max-height: none;
+			aspect-ratio: 1 / 1; // fallback
+		}
+
+		&.n12_3 {
+			min-height: none;
+			max-height: none;
+			aspect-ratio: 2 / 3; // fallback
+		}
 	}
 
 	&.n2 {
diff --git a/packages/frontend/src/components/MkRadio.vue b/packages/frontend/src/components/MkRadio.vue
index fcf454c77a..5db2f5ee6d 100644
--- a/packages/frontend/src/components/MkRadio.vue
+++ b/packages/frontend/src/components/MkRadio.vue
@@ -24,7 +24,7 @@ import { } from 'vue';
 const props = defineProps<{
 	modelValue: any;
 	value: any;
-	disabled: boolean;
+	disabled?: boolean;
 }>();
 
 const emit = defineEmits<{
diff --git a/packages/frontend/src/components/MkRadios.vue b/packages/frontend/src/components/MkRadios.vue
index 8590ccf9ae..e2240fb4e1 100644
--- a/packages/frontend/src/components/MkRadios.vue
+++ b/packages/frontend/src/components/MkRadios.vue
@@ -1,5 +1,5 @@
 <script lang="ts">
-import { defineComponent, h } from 'vue';
+import { VNode, defineComponent, h } from 'vue';
 import MkRadio from './MkRadio.vue';
 
 export default defineComponent({
@@ -22,31 +22,33 @@ export default defineComponent({
 		},
 	},
 	render() {
+		console.log(this.$slots, this.$slots.label && this.$slots.label());
+		if (!this.$slots.default) return null;
 		let options = this.$slots.default();
 		const label = this.$slots.label && this.$slots.label();
 		const caption = this.$slots.caption && this.$slots.caption();
 
 		// なぜかFragmentになることがあるため
-		if (options.length === 1 && options[0].props == null) options = options[0].children;
+		if (options.length === 1 && options[0].props == null) options = options[0].children as VNode[];
 
 		return h('div', {
 			class: 'novjtcto',
 		}, [
 			...(label ? [h('div', {
 				class: 'label',
-			}, [label])] : []),
+			}, label)] : []),
 			h('div', {
 				class: 'body',
 			}, options.map(option => h(MkRadio, {
 				key: option.key,
-				value: option.props.value,
+				value: option.props?.value,
 				modelValue: this.value,
 				'onUpdate:modelValue': value => this.value = value,
-			}, option.children)),
+			}, () => option.children)),
 			),
 			...(caption ? [h('div', {
 				class: 'caption',
-			}, [caption])] : []),
+			}, caption)] : []),
 		]);
 	},
 });
diff --git a/packages/frontend/src/pages/settings/general.vue b/packages/frontend/src/pages/settings/general.vue
index 29657c04ac..a487a4622a 100644
--- a/packages/frontend/src/pages/settings/general.vue
+++ b/packages/frontend/src/pages/settings/general.vue
@@ -81,6 +81,14 @@
 				<option value="2"><span style="font-size: 16px;">Aa</span></option>
 				<option value="3"><span style="font-size: 17px;">Aa</span></option>
 			</MkRadios>
+
+			<MkRadios v-model="mediaListWithOneImageAppearance">
+				<template #label>{{ i18n.ts.mediaListWithOneImageAppearance }}</template>
+				<option value="expand">{{ i18n.ts.default }}</option>
+				<option value="16_9">{{ i18n.t('limitTo', { x: '16:9' }) }}</option>
+				<option value="1_1">{{ i18n.t('limitTo', { x: '1:1' }) }}</option>
+				<option value="2_3">{{ i18n.t('limitTo', { x: '2:3' }) }}</option>
+			</MkRadios>
 		</div>
 	</FormSection>
 
@@ -172,6 +180,7 @@ const enableInfiniteScroll = computed(defaultStore.makeGetterSetter('enableInfin
 const useReactionPickerForContextMenu = computed(defaultStore.makeGetterSetter('useReactionPickerForContextMenu'));
 const squareAvatars = computed(defaultStore.makeGetterSetter('squareAvatars'));
 const aiChanMode = computed(defaultStore.makeGetterSetter('aiChanMode'));
+const mediaListWithOneImageAppearance = computed(defaultStore.makeGetterSetter('mediaListWithOneImageAppearance'));
 
 watch(lang, () => {
 	miLocalStorage.setItem('lang', lang.value as string);
diff --git a/packages/frontend/src/pages/settings/preferences-backups.vue b/packages/frontend/src/pages/settings/preferences-backups.vue
index 092b9a9cc8..6613ce4c1d 100644
--- a/packages/frontend/src/pages/settings/preferences-backups.vue
+++ b/packages/frontend/src/pages/settings/preferences-backups.vue
@@ -88,6 +88,7 @@ const defaultStoreSaveKeys: (keyof typeof defaultStore['state'])[] = [
 	'squareAvatars',
 	'numberOfPageCache',
 	'aiChanMode',
+	'mediaListWithOneImageAppearance',
 ];
 const coldDeviceStorageSaveKeys: (keyof typeof ColdDeviceStorage.default)[] = [
 	'lightTheme',
diff --git a/packages/frontend/src/store.ts b/packages/frontend/src/store.ts
index a8e01b9385..a4f0f65e14 100644
--- a/packages/frontend/src/store.ts
+++ b/packages/frontend/src/store.ts
@@ -310,6 +310,10 @@ export const defaultStore = markRaw(new Storage('base', {
 		where: 'device',
 		default: false,
 	},
+	mediaListWithOneImageAppearance: {
+		where: 'device',
+		default: 'expand' as 'expand' | '16_9' | '1_1' | '2_3',
+	},
 }));
 
 // TODO: 他のタブと永続化されたstateを同期