// ==UserScript==
// @name        AniHIDE - Hide Unrelated Episodes
// @namespace   https://greasyfork.org/en/users/781076-jery-js
// @version     1.1.3
// @description Filter animes in the Home/New-Episodes pages to show only what you are watching or plan to watch based on your anime list on MAL or AL.
// @icon        https://image.myanimelist.net/ui/OK6W_koKDTOqqqLDbIoPAiC8a86sHufn_jOI-JGtoCQ
// @author      Jery
// @license     MIT
// @match       https://yugenanime.*/*
// @match       https://yugenanime.tv/*
// @match       https://gogoanimehd.*/*
// @match       https://gogoanimehd.to/*
// @match       https://gogoanime3.*/*
// @match       https://gogoanime3.net/*
// @match       https://animepahe.*/
// @match       https://animepahe.ru/
// @grant       GM_registerMenuCommand
// @grant       GM_addStyle
// @grant       GM_getValue
// @grant       GM_setValue
// @grant       GM_notification
// @require     https://unpkg.com/axios/dist/axios.min.js
// @downloadURL none
// ==/UserScript==
 
 
/**************************
 * Notify new Update
***************************/
if (GM_getValue("version") != GM_info.script.version) {
    // refreshList();
    GM_setValue("version", GM_info.script.version);
    alert(`
        ${GM_info.script.name}:\n
        This scipt has been updated!!\n
        What's new:
         -Added AnimePahe [website]
         -Added Timeout for certain sites [workaround]
         -Notification shown for list refresh [feature]
         -Bug Fixes + Code Cleanup`
    );
}
 
 
/**************************
 * CONSTANTS
***************************/
const userSettingsKey = 'userSettings';
const animeListKey = 'animeList';
const manualListKey = 'manualList';
const MALClientId = 'cfdd50f8037e9e8cf489992df497c761';
 
 
/***************************************************************
 * ANIME SITES
 * -----------
 * the timeout variable is a workaround for sites like
 * AnimePahe which generate episodes page dynamically.
 ***************************************************************/
const animeSites = [
    {
        name: 'yugenanime',
        item: '.ep-grid > li',
        title: '.ep-origin-name',
        thumbnail: '.ep-thumbnail > img',
        timeout: 0
    },
    {
        name: 'gogoanime',
        item: '.items > li',
        title: '.name > a',
        thumbnail: '.img > a > img',
        timeout: 0
    },
    {
        name: 'animepahe',
        item: '.episode-wrap > .episode',
        title: '.episode-title > a',
        thumbnail: '.episode-snapshot > img',
        timeout: 500
    }
];
 
 
/***************************************************************
 * Classes for handling various data like settings, lists,
 * services and websites
 ***************************************************************/
// User settings
class UserSettings {
    constructor(username = '') {
        this.username = username;
    }
 
    save() {
        GM_setValue(userSettingsKey, this);
    }
 
    static load() {
        return GM_getValue(userSettingsKey, new UserSettings());
    }
}
 
// Anime entry
class AnimeEntry {
    constructor(title) {
        this.title = title;
    }
}
 
// Anime list
class AnimeList {
    constructor(key) {
        this.entries = GM_getValue(key, []);
    }
 
    clear() {
        this.entries = [];
    }
 
    removeEntry(entry) {
        this.entries = this.entries.filter(e => e.title !== entry.title);
    }
 
    addEntry(entry) {
        this.entries.push(entry);
    }
 
    isEntryExist(title) {
        return this.entries.some(entry => entry.title.toLowerCase() === title.toLowerCase());
    }
}
 
// MAL service
class MALService {
    icon = "https://image.myanimelist.net/ui/OK6W_koKDTOqqqLDbIoPAiC8a86sHufn_jOI-JGtoCQ";
    constructor(clientId) {
        this.clientId = clientId;
        this.proxyUrl = 'https://corsproxy.io/?';
        this.apiBaseUrl = 'https://api.myanimelist.net/v2/users';
    }
 
    async getAnimeList(username, status) {
        const url = `${this.proxyUrl}${this.apiBaseUrl}/${username}/animelist?status=${status}&limit=1000`;
        const config = {
            headers: {
                'X-MAL-CLIENT-ID': this.clientId,
                'Origin': window.location.href
            }
        };
        const response = await axios.get(url, config);
        return response.data.data.map(entry => new AnimeEntry(entry.node.title));
    }
}

class AnilistService {
    icon = "https://anilist.co/img/icons/android-chrome-512x512.png";
    constructor(clientId) {
        this.clientId = clientId;
        this.proxyUrl = 'https://corsproxy.io/?';
        this.apiBaseUrl = 'https://graphql.anilist.co';
    }

    async getAnimeList(username, status) {
        const url = `${this.proxyUrl}${this.apiBaseUrl}/${username}/animelist?status=${status}&limit=1000`;
        const config = {
            headers: {
                'X-MAL-CLIENT-ID': this.clientId,
                'Origin': window.location.href
            }
        };
        const response = await axios.get(url, config);
        return response.data.data.map(entry => new AnimeEntry(entry.node.title));
    }
}
 
// Website class
class Website {
    constructor(site) {
        this.site = site;
 
        // Apply initial CSS styles
        GM_addStyle(`
            /* Show eps on Hover */
            ${site.item} ${site.thumbnail}:hover {
                opacity: 1 !important;
                filter: brightness(1) !important;
                transition: .2s ease-in-out !important;
            }
        `);
    }
 
    getAnimeItems() {
        return $(this.site.item);
    }
 
    getAnimeTitle(animeItem) {
        return $(animeItem).find(this.site.title).text().trim();
    }
 
    undarkenRelatedEps(animeList, manualList) {
        const animeItems = this.getAnimeItems();
        animeItems.each((_, animeItem) => {
            const animeTitle = this.getAnimeTitle(animeItem);
            const isRelated = animeList.isEntryExist(animeTitle) || manualList.isEntryExist(animeTitle);
                console.log(`Anime "${animeTitle}" is related:`, isRelated);
            if (isRelated) {
                $(animeItem).find(this.site.thumbnail).css({
                    opacity: '1',
                    filter: 'brightness(1)',
                    transition: '.2s ease-in-out'
                });
            } else {
                $(animeItem).find(this.site.thumbnail).css({
                    opacity: '0.5',
                    filter: 'brightness(0.3)',
                    transition: '.4s ease-in-out'
                });
            }
        });
    }
}
 
 
/***************************************************************
 * Initialize all data and setup menu commands
 ***************************************************************/
// User settings
let userSettings = UserSettings.load();
 
// Anime list and manual list
const animeList = new AnimeList(animeListKey);
const manualList = new AnimeList(manualListKey);
 
// MAL service instance
const malService = new MALService(MALClientId);
 
// Register menu commands
GM_registerMenuCommand('Change MAL Username', changeUsername);
GM_registerMenuCommand('Refresh Anime List', refreshList);
GM_registerMenuCommand('Manually Add/Remove Anime', modifyManualAnime);
 
 
/***************************************************************
 * Functions for working of script
 ***************************************************************/
// Refresh the anime list from MAL and store it using GM_setValue
async function refreshList() {
    try {
        if (!userSettings.username) {
            alert('Please set your MAL username to continue.');
            changeUsername();
            return;
        }

        GM_notification("Refreshing your list...", GM_info.script.name, malService.icon)

        const entriesWatching = await malService.getAnimeList(userSettings.username, 'watching');
        const entriesPlanned = await malService.getAnimeList(userSettings.username, 'plan_to_watch');
        const entriesManual = manualList.entries;

        const oldAnimeList = animeList.entries.map(entry => entry.title);
        animeList.clear();
        entriesWatching.forEach(entry => animeList.addEntry(entry));
        entriesPlanned.forEach(entry => animeList.addEntry(entry));
        entriesManual.forEach(entry => manualList.addEntry(entry));
        const newAnimeList = animeList.entries.map(entry => entry.title);
        
        GM_setValue(animeListKey, animeList.entries);

        const removedAnime = oldAnimeList.filter(anime => !newAnimeList.includes(anime));
        const addedAnime = newAnimeList.filter(anime => !oldAnimeList.includes(anime));
        const unchangedAnime = newAnimeList.filter(anime => oldAnimeList.includes(anime));

        let output = '';
        if (removedAnime.length > 0) output += `-${removedAnime.join('\n-')}\n`;
        if (addedAnime.length > 0) output += `+${addedAnime.join('\n+')}\n`;
        output += `${unchangedAnime.join('\n')}`;

        alert(`Anime list refreshed (${newAnimeList.length-oldAnimeList.length}/${newAnimeList.length}):\n\n${output}`);
        undarkenRelatedEps();
    } catch (error) {
        console.error('An error occurred while refreshing the anime list:', error);
        alert(`An error occurred while refreshing the anime list:\n\n${error}\n\n\nAlternatively, you can try to refresh the list from any other supported site and return here.\n\nSupported sites: ${animeSites.map(site => site.name).join(', ')}`);
    }
}
 
// Change MAL username
function changeUsername() {
    const newUsername = prompt('Enter your MAL username:');
    if (newUsername) {
        userSettings.username = newUsername;
        userSettings.save();
        refreshList();
    }
}
 
// Manually add anime
function modifyManualAnime() {
    const animeTitle = prompt('This is a fallback mechanism to be used when the anime is not available on MAL or AL.\nFor both- Adding and Removing an anime, just enter the anime name.\n\nWith exact spelling, Enter the anime title:').trim();
    if (animeTitle) {
        const animeEntry = new AnimeEntry(animeTitle);
        if (manualList.isEntryExist(animeTitle)) {
            manualList.removeEntry(animeEntry);
            alert(`Anime Removed Successfully (reload page to see changes):\n\n${animeEntry.title}`);
        } else {
            manualList.addEntry(animeEntry);
            alert(`Anime Added Successfully:\n\n${animeEntry.title}`);
        }
        GM_setValue(manualListKey, manualList.entries);
        undarkenRelatedEps();
    }
}
 
// Undarken related eps based on the anime titles
function undarkenRelatedEps() {
    const animeSite = getCurrentSite();
    const thisSite = new Website(animeSite);
    console.log(animeSite)
    // Workaround for sites like AnimePahe which dynamically generate episodes page
    setTimeout(() =>{
        if (!animeSite) console.error('No matching website found.');
        else thisSite.undarkenRelatedEps(animeList, manualList);
    }, animeSite.timeout);
}
 
// Get the current website based on the URL
function getCurrentSite() {
    const currentUrl = window.location.href.toLowerCase();
    return animeSites.find(website => currentUrl.includes(website.name));
}
 
// Run the script
undarkenRelatedEps();

// Refresh the anime list if it has been more than a week since the last refresh
const lastRefreshTime = GM_getValue('lastRefreshTime', 0);
const currentTime = new Date().getTime();
const refreshInterval = 7 * 24 * 60 * 60 * 1000; // 7 days in milliseconds
if (currentTime - lastRefreshTime > refreshInterval) {
    refreshList();
    GM_setValue('lastRefreshTime', currentTime);
}