Sharkey/packages/frontend/src/components/MkMediaList.vue

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<template>
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<div>
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<XBanner v-for="media in mediaList.filter(media => !previewable(media))" :key="media.id" :media="media"/>
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<div v-if="mediaList.filter(media => previewable(media)).length > 0" :class="$style.container">
<div ref="gallery" :class="[$style.medias, count <= 4 ? $style['n' + count] : $style.nMany]">
<template v-for="media in mediaList.filter(media => previewable(media))">
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<XVideo v-if="media.type.startsWith('video')" :key="media.id" :class="$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"/>
</template>
</div>
</div>
</div>
</template>
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<script lang="ts" setup>
import { onMounted, ref } from 'vue';
import * as misskey from 'misskey-js';
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import PhotoSwipeLightbox from 'photoswipe/lightbox';
import PhotoSwipe from 'photoswipe';
import 'photoswipe/style.css';
import XBanner from '@/components/MkMediaBanner.vue';
import XImage from '@/components/MkMediaImage.vue';
import XVideo from '@/components/MkMediaVideo.vue';
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import * as os from '@/os';
import { FILE_TYPE_BROWSERSAFE } from '@/const';
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import { defaultStore } from '@/store';
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const props = defineProps<{
mediaList: misskey.entities.DriveFile[];
raw?: boolean;
}>();
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const gallery = ref(null);
const pswpZIndex = os.claimZIndex('middle');
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const count = $computed(() => props.mediaList.filter(media => previewable(media)).length);
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onMounted(() => {
const lightbox = new PhotoSwipeLightbox({
dataSource: props.mediaList
.filter(media => {
if (media.type === 'image/svg+xml') return true; // svgのwebpublicはpngなのでtrue
return media.type.startsWith('image') && FILE_TYPE_BROWSERSAFE.includes(media.type);
})
.map(media => {
const item = {
src: media.url,
w: media.properties.width,
h: media.properties.height,
alt: media.comment || media.name,
comment: media.comment || media.name,
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};
if (media.properties.orientation != null && media.properties.orientation >= 5) {
[item.w, item.h] = [item.h, item.w];
}
return item;
}),
gallery: gallery.value,
children: '.image',
thumbSelector: '.image',
loop: false,
padding: window.innerWidth > 500 ? {
top: 32,
bottom: 32,
left: 32,
right: 32,
} : {
top: 0,
bottom: 0,
left: 0,
right: 0,
},
imageClickAction: 'close',
tapAction: 'toggle-controls',
bgOpacity: 1,
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pswpModule: PhotoSwipe,
});
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lightbox.on('itemData', (ev) => {
const { itemData } = ev;
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// element is children
const { element } = itemData;
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const id = element.dataset.id;
const file = props.mediaList.find(media => media.id === id);
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itemData.src = file.url;
itemData.w = Number(file.properties.width);
itemData.h = Number(file.properties.height);
if (file.properties.orientation != null && file.properties.orientation >= 5) {
[itemData.w, itemData.h] = [itemData.h, itemData.w];
}
itemData.msrc = file.thumbnailUrl;
itemData.alt = file.comment || file.name;
itemData.comment = file.comment || file.name;
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itemData.thumbCropped = true;
});
lightbox.on('uiRegister', () => {
lightbox.pswp.ui.registerElement({
name: 'altText',
className: 'pwsp__alt-text-container',
appendTo: 'wrapper',
onInit: (el, pwsp) => {
let textBox = document.createElement('p');
textBox.className = 'pwsp__alt-text _acrylic';
el.appendChild(textBox);
pwsp.on('change', (a) => {
textBox.textContent = pwsp.currSlide.data.comment;
});
},
});
});
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lightbox.init();
});
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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>
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<style lang="scss" module>
.container {
position: relative;
width: 100%;
margin-top: 4px;
}
.medias {
display: grid;
grid-gap: 8px;
&.n1 {
aspect-ratio: 16/9;
grid-template-rows: 1fr;
}
&.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;
}
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> .media:nth-child(3) {
grid-column: 2 / 3;
grid-row: 2 / 3;
}
}
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&.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;
}
}
}
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.media {
overflow: hidden; // clipにするとバグる
border-radius: 8px;
}
</style>
<style lang="scss">
.pswp {
// なぜか機能しない
//z-index: v-bind(pswpZIndex);
z-index: 2000000;
--pswp-bg: var(--modalBg);
}
.pswp__bg {
background: var(--modalBg);
backdrop-filter: var(--modalBgFilter);
}
.pwsp__alt-text-container {
display: flex;
flex-direction: row;
align-items: center;
position: absolute;
bottom: 30px;
left: 50%;
transform: translateX(-50%);
width: 75%;
max-width: 800px;
}
.pwsp__alt-text {
color: var(--fg);
margin: 0 auto;
text-align: center;
padding: var(--margin);
border-radius: var(--radius);
max-height: 8em;
overflow-y: auto;
text-shadow: var(--bg) 0 0 10px, var(--bg) 0 0 3px, var(--bg) 0 0 3px;
}
</style>