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import { get } from 'svelte/store';
import type { Media } from '../../../../AniList/media';
import settings from '../../../../../stores/settings';
import type { SubsPlease } from '$lib/Media/Anime/Airing/Subtitled/subsPlease';
import levenshtein from 'fast-levenshtein';
export interface Time {
title: string;
time: string;
day: string;
}
export const airedUnsubtitled = (anime: Media) =>
anime.nextAiringEpisode?.airingAt &&
anime.nextAiringEpisode?.nativeAiringAt &&
new Date(anime.nextAiringEpisode.airingAt * 1000).getTime() > Date.now() &&
new Date(anime.nextAiringEpisode.nativeAiringAt * 1000).getTime() - Date.now() >
6 * 24 * 60 * 60 * 1000;
const secondsUntil = (targetTime: string, targetDay: string) => {
const now = new Date();
const [targetHour, targetMinute] = targetTime.split(':').map(Number);
let dayDifference =
['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'].indexOf(
targetDay
) - now.getDay();
if (dayDifference < 0) dayDifference += 7;
const targetDate = new Date(now);
targetDate.setDate(now.getDate() + dayDifference);
targetDate.setHours(targetHour, targetMinute, 0, 0);
const secondsDifference = (Number(targetDate) - Number(now)) / 1000;
return secondsDifference > 0 ? secondsDifference : secondsDifference + 7 * 24 * 60 * 60;
};
const normalizeTitle = (title: string | null) => {
return (title || '')
.toLowerCase()
.replace(/season \d+|s\d+|\W/g, '')
.replace(/\b(\d)(st|nd|rd|th)\b/g, '$1')
.replace(/\b(part|pt)\b/gi, '')
.trim();
};
const findClosestMatch = (times: Time[], titles: string[]) => {
let closestMatch: Time | null = null;
let smallestDistance = Infinity;
titles.forEach((animeTitle) => {
const normalizedAnimeTitle = normalizeTitle(animeTitle);
times.forEach((item) => {
const normalizedItemTitle = normalizeTitle(item.title);
const distance = levenshtein.get(normalizedAnimeTitle, normalizedItemTitle);
if (
distance < smallestDistance &&
distance < Math.max(3, normalizedAnimeTitle.length * 0.4)
) {
smallestDistance = distance;
closestMatch = item;
}
});
});
return closestMatch as Time | null;
};
export const findClosestMedia = (media: Media[], matchFor: string) => {
if (!matchFor) return null;
let bestFitMedia: Media | null = null;
let smallestDistance = Infinity;
media.forEach((m) => {
[m.title.romaji, m.title.english, ...m.synonyms].filter(Boolean).forEach((title) => {
const normalizedItemTitle = normalizeTitle(title);
const distance = levenshtein.get(normalizeTitle(matchFor), normalizedItemTitle);
if (distance < smallestDistance && distance < Math.max(3, normalizedItemTitle.length * 0.4)) {
smallestDistance = distance;
bestFitMedia = m;
}
});
});
return bestFitMedia as Media | null;
};
export const injectAiringTime = (anime: Media, subsPlease: SubsPlease | null) => {
const airingAt = anime.nextAiringEpisode?.airingAt;
// const nativeUntilAiring = airingAt
// ? Math.round((airingAt - Date.now() / 1000) * 100) / 100
// : undefined;
const nativeTime = new Date(airingAt ? airingAt * 1000 : 0);
let untilAiring;
let time = new Date(airingAt ? airingAt * 1000 : 0);
let nextEpisode = anime.nextAiringEpisode?.episode || 0;
if (
!(
(get(settings).displayNativeCountdown || !subsPlease)
// || !(nativeUntilAiring !== undefined && nativeUntilAiring < 24 * 60 * 60)
)
) {
const times: Time[] = [];
for (const [key, value] of Object.entries(subsPlease.schedule)) {
const flattenedValue = Array.isArray(value) ? value.flat() : [];
for (const time of flattenedValue) {
times.push({
title: time.title,
time: time.time,
day: key
});
}
}
const foundTime: Time | null = findClosestMatch(times, [
anime.title.romaji,
anime.title.english,
...anime.synonyms
]);
if (foundTime) {
untilAiring = secondsUntil((foundTime as Time).time, (foundTime as Time).day);
time = new Date(Date.now() + untilAiring * 1000);
}
}
if (anime.mediaListEntry?.progress === (anime.nextAiringEpisode?.episode ?? 0) - 1)
if (
// This was an insane debugging session .... What, like eight hours? ...
airedUnsubtitled({
nextAiringEpisode: {
...anime.nextAiringEpisode,
airingAt: time.getTime() / 1000,
nativeAiringAt: nativeTime.getTime() / 1000
}
} as Media)
)
nextEpisode -= 1;
return {
...anime,
nextAiringEpisode: {
episode: nextEpisode,
airingAt: time.getTime() / 1000,
nativeAiringAt: nativeTime.getTime() / 1000
}
} as Media;
};
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