From e664f182606b197e72fbb6c9729a540ee2226068 Mon Sep 17 00:00:00 2001
From: Fuwn <contact@fuwn.me>
Date: Thu, 8 Feb 2024 00:02:55 -0800
Subject: refactor(hololive): move to data module

---
 src/lib/hololive.ts | 162 ----------------------------------------------------
 1 file changed, 162 deletions(-)
 delete mode 100644 src/lib/hololive.ts

(limited to 'src/lib/hololive.ts')

diff --git a/src/lib/hololive.ts b/src/lib/hololive.ts
deleted file mode 100644
index d389cff2..00000000
--- a/src/lib/hololive.ts
+++ /dev/null
@@ -1,162 +0,0 @@
-// https://github.com/wabilin/holo-schedule
-
-function mapNodeList<E extends Element, T>(list: NodeListOf<E>, mapper: (ele: E) => T): T[] {
-	const ary: T[] = [];
-	list.forEach((node) => {
-		ary.push(mapper(node));
-	});
-
-	return ary;
-}
-
-function selectTrimTextContent(ele: Element, selector: string): string {
-	return ele.querySelector(selector)?.textContent?.trim() || '';
-}
-
-const livePreviewImageHosts: readonly string[] = [
-	'img.youtube.com',
-	'schedule-static.hololive.tv'
-] as const;
-
-function hostOf(src: string) {
-	return new URL(src).host;
-}
-
-function dataFromAThumbnail(thumb: Element) {
-	const time = selectTrimTextContent(thumb, '.datetime');
-	const name = selectTrimTextContent(thumb, '.name');
-
-	const images = mapNodeList(thumb.querySelectorAll('img'), (img) => img.src);
-
-	const avatarImages = images.filter((src) => hostOf(src) === 'yt3.ggpht.com');
-	const livePreviewImage = images.find((src) => livePreviewImageHosts.includes(hostOf(src))) || '';
-
-	return {
-		time,
-		name,
-		avatarImages,
-		livePreviewImage
-	};
-}
-
-interface LiveBlock {
-	time: Date;
-	streamer: string;
-	avatarImages: string[];
-	livePreviewImage: string;
-	link: string;
-	streaming: boolean;
-}
-
-function parseToLiveBlocks(html: string): LiveBlock[] {
-	const parser = new DOMParser();
-	const doc = parser.parseFromString(html, 'text/html');
-	const year = new Date().getFullYear().toString();
-
-	const rows = doc.querySelectorAll('#all > .container > .row');
-
-	let date = '';
-	const lives: LiveBlock[] = [];
-
-	rows.forEach((row) => {
-		const dateDiv = row.querySelector('.holodule');
-		if (dateDiv) {
-			date = dateDiv.textContent?.replace(/\s+/g, '') || '';
-			date = date.match(/\d+\/\d+/)![0].replace('/', '-');
-		}
-
-		const allThumbnail = row.querySelectorAll('a.thumbnail');
-		allThumbnail.forEach((t) => {
-			const thumbnail = t as HTMLAnchorElement;
-			const link = thumbnail.href;
-			const streaming = thumbnail.style.borderColor === 'red';
-			// The dataFromAThumbnail function needs to be adjusted to work with the parsed document.
-			const { time, name, avatarImages, livePreviewImage } = dataFromAThumbnail(thumbnail);
-
-			lives.push({
-				link,
-				avatarImages,
-				livePreviewImage,
-				time: new Date(`${year}-${date}T${time}:00+09:00`),
-				streamer: name,
-				streaming
-			});
-		});
-	});
-
-	return lives;
-}
-
-export type StreamerImageDict = Record<string, string>;
-type ImageStreamerDict = Record<string, string>;
-
-function nextStreamerImageDict(liveBlocks: LiveBlock[], oldDict: StreamerImageDict) {
-	const dict = { ...oldDict };
-	liveBlocks.forEach(({ avatarImages: images, streamer }) => {
-		dict[streamer] = images[0];
-	});
-
-	return dict;
-}
-
-function reverseDict(dict: StreamerImageDict): ImageStreamerDict {
-	const reversed: ImageStreamerDict = {};
-	Object.entries(dict).forEach(([streamer, img]) => {
-		reversed[img] = streamer;
-	});
-
-	return reversed;
-}
-
-export interface LiveInfo {
-	time: Date;
-	link: string;
-	videoId: string;
-	streamer: string;
-	livePreviewImage: string;
-	guests: string[];
-	streaming: boolean;
-}
-
-interface ParseResult {
-	lives: LiveInfo[];
-	dict: StreamerImageDict;
-}
-
-function getVideoId(link: string): string {
-	return link.replace('https://www.youtube.com/watch?v=', '');
-}
-
-/**
- * @param html - Html of https://schedule.hololive.tv. Get with Japan timezone (GTM+9)
- * @param storedDict - An object stored { vtuberName: iconImageSrc }
- * @returns - Lives schedule and updated dict
- */
-export function parseScheduleHtml(html: string, storedDict: StreamerImageDict = {}): ParseResult {
-	const liveBlocks = parseToLiveBlocks(html);
-	const streamerImageDict = nextStreamerImageDict(liveBlocks, storedDict);
-
-	const dict = reverseDict(streamerImageDict);
-
-	const lives = liveBlocks.map((liveBlocks) => {
-		const { streamer, avatarImages, time, link, livePreviewImage, streaming } = liveBlocks;
-
-		const guests = avatarImages
-			.splice(1)
-			.map((x) => dict[x])
-			.filter(Boolean);
-		const videoId = getVideoId(link);
-
-		return {
-			time,
-			streamer,
-			guests,
-			link,
-			videoId,
-			livePreviewImage,
-			streaming
-		};
-	});
-
-	return { lives, dict: streamerImageDict };
-}
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