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Added only render YouTubeVideoEmbed in the view port #127

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Added only render YouTubeVideoEmbed in the view port #127

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1 change: 1 addition & 0 deletions package.json
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Original file line number Diff line number Diff line change
Expand Up @@ -81,6 +81,7 @@
"env-cmd": "^10.1.0",
"luxon": "^3.3.0",
"redis": "^4.6.6",
"svelte-inview": "^4.0.0",
"zod": "^3.21.4"
},
"license": "MIT",
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66 changes: 41 additions & 25 deletions src/lib/YouTubeVideoEmbed.svelte
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Expand Up @@ -2,41 +2,57 @@
import { page } from '$app/stores';
import { formatNumberCompact, formatDuration, formatRelativeDate } from '$lib/utils';
import ViewCount from '$lib/ViewCount.svelte';
import { inview } from 'svelte-inview';
import type { ObserverEventDetails, Options } from 'svelte-inview';
import type { YouTubeVideoAPIResponse } from './server/YouTubeAPI';

export let locale: string;
export let active: boolean;
export let video: YouTubeVideoAPIResponse;

let isInView: boolean;
const options: Options = {
rootMargin: '50px',
unobserveOnEnter: true,
};

const handleChange = ({ detail }: CustomEvent<ObserverEventDetails>) => {
isInView = detail.inView;
};
</script>

<a
use:inview={options}
on:inview_change={handleChange}
href={`/list/${$page.params.id}/watch/${video.videoId}`}
class:variant-filled-primary={active}
class="card card-hover block cursor-pointer rounded-lg">
<div class="relative p-1">
<img
loading="lazy"
class="aspect-video w-full rounded-lg"
src={video.thumbnails.low}
alt={video.title} />
<!-- TODO: use icon library -->
<p class="absolute bottom-1 left-1 rounded-md bg-black bg-opacity-60 px-1.5 py-0.5 text-xs">
{formatNumberCompact(video.likes, locale)} 👍
</p>
<p class="absolute bottom-1 right-1 rounded-md bg-black bg-opacity-60 px-1.5 py-0.5">
{formatDuration(video.duration)}
</p>
</div>
<div class="m-2">
<p class="font-bold">{video.channelTitle}</p>
<div
class:dark:text-gray-400={!active}
class:light:text-gray-200={!active}
class="flex justify-between">
<ViewCount {locale} viewCount={video.viewCount} />
<span>{formatRelativeDate(video.publishedAt, locale)}</span>
{#if isInView}
<div class="relative p-1">
<img
loading="lazy"
class="aspect-video w-full rounded-lg"
src={video.thumbnails.low}
alt={video.title} />
<!-- TODO: use icon library -->
<p class="absolute bottom-1 left-1 rounded-md bg-black bg-opacity-60 px-1.5 py-0.5 text-xs">
{formatNumberCompact(video.likes, locale)} 👍
</p>
<p class="absolute bottom-1 right-1 rounded-md bg-black bg-opacity-60 px-1.5 py-0.5">
{formatDuration(video.duration)}
</p>
</div>
<div class="m-2">
<p class="font-bold">{video.channelTitle}</p>
<div
class:dark:text-gray-400={!active}
class:light:text-gray-200={!active}
class="flex justify-between">
<ViewCount {locale} viewCount={video.viewCount} />
<span>{formatRelativeDate(video.publishedAt, locale)}</span>
</div>
<!-- TODO: something better than ellipses... -->
<p class="my-2 line-clamp-2 break-words">{video.title}</p>
</div>
<!-- TODO: something better than ellipses... -->
<p class="my-2 line-clamp-2 break-words">{video.title}</p>
</div>
{/if}
</a>