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path: root/src/lib/Media/Anime/Airing/time.ts
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import type { Media } from '$lib/AniList/media';
import type { MediaPrequel } from '$lib/AniList/prequels';
import type { SubsPlease } from '$lib/Media/Anime/Airing/Subtitled/subsPlease';
import settings from '$stores/settings';
import { injectAiringTime } from './Subtitled/match';
import { totalEpisodes } from '../episodes';
import { get } from 'svelte/store';

export const airingTime = (
	originalAnime: Media,
	subsPlease: SubsPlease | null,
	upcoming = false
) => {
	const anime = injectAiringTime(originalAnime, subsPlease);
	const airingAt = anime.nextAiringEpisode?.airingAt;
	const untilAiring = airingAt ? Math.round((airingAt - Date.now() / 1000) * 100) / 100 : undefined;
	const time = new Date(airingAt ? airingAt * 1000 : 0).toLocaleTimeString([], {
		hour12: !settings.get().display24HourTime,
		hour: 'numeric',
		minute: '2-digit'
	});
	let timeFrame;
	let hours = null;

	if (
		(anime as unknown as MediaPrequel).startDate &&
		new Date(
			anime.startDate.year,
			(anime as unknown as MediaPrequel).startDate.month,
			(anime as unknown as MediaPrequel).startDate.day
		) < new Date()
	)
		return `<span style="opacity: 50%">on ${new Date(
			anime.startDate.year,
			(anime as unknown as MediaPrequel).startDate.month,
			(anime as unknown as MediaPrequel).startDate.day
		).toLocaleDateString()}</span>`;

	if (untilAiring !== undefined) {
		let minutes = untilAiring / 60;
		let few = true;

		if (minutes > 60) {
			hours = minutes / 60;

			if (hours >= 24) {
				// let weeks = Math.floor(Math.floor(hours / 24) / 7);

				few = false;

				// if (weeks >= 1) {
				// 	weeks = Math.round(weeks);

				// 	timeFrame = `${weeks} week${weeks === 1 ? '' : 's'}`;
				// } else {
				const days = Math.round(Math.floor(hours / 24));

				timeFrame = `${days.toFixed(0)} day${days === 1 ? '' : 's'}`;
				// }
			} else timeFrame = `${hours.toFixed(1)} hour${hours === 1 ? '' : 's'}`;
		} else {
			minutes = Math.round(minutes);

			timeFrame = `${minutes} minute${minutes === 1 ? '' : 's'}`;
		}

		const opacity = Math.max(50, 100 - (untilAiring / 60 / 60 / 24 / 7) * 50);

		if (upcoming)
			return `<span title="${
				hours ? `${hours.toFixed(3)} hours` : ''
			}" style="opacity: ${opacity}%;">${anime.nextAiringEpisode?.episode}${totalEpisodes(
				anime
			)} in ${timeFrame} <span style="opacity: 50%">${
				few && get(settings).displayThumbnailMode ? '<br>' : ''
			}${few ? `(${time})` : ''}</span></span>`;
		else
			return `<span title="${
				hours ? `${hours.toFixed(3)} hours` : ''
			}" style="opacity: ${opacity}%;">${anime.nextAiringEpisode?.episode} in ${
				few && get(settings).displayThumbnailMode ? '<br>' : ''
			}${few ? '<b>' : ''}${timeFrame}${few ? '</b>' : ''} ${few ? `(${time})` : ''}</span>`;
	}

	return '';
};