thisvid infinite scroll and filter

infinite scroll, filter: public, private, duration

2024-01-31 يوللانغان نەشرى. ئەڭ يېڭى نەشرىنى كۆرۈش.

// ==UserScript==
// @name         thisvid infinite scroll and filter
// @license      MIT
// @namespace    http://tampermonkey.net/
// @version      2.0.3
// @description  infinite scroll, filter: public, private, duration
// @author       smartacephale
// @match        https://thisvid.com/
// @match        https://thisvid.com/latest-updates/*
// @match        https://thisvid.com/tags/*
// @match        https://thisvid.com/categories/*
// @match        https://thisvid.com/*/?q=*
// @match        https://thisvid.com/members/*
// @match        https://thisvid.com/videos/*
// @icon         https://i.imgur.com/LAhknzo.jpeg
// @grant        GM_addStyle
// @run-at       document-end
// ==/UserScript==

(function () {
    // biome-ignore lint/suspicious/noRedundantUseStrict: <explanation>
    'use strict';

    console.clear();
    console.log('\n\ntapermonkey-thisvidscript\n\n');

    // biome-ignore lint/complexity/noStaticOnlyClass: <explanation>
    class Utils {
        static $ = (x, e = document.body) => e.querySelector(x);
        static $$ = (x, e = document.body) => e.querySelectorAll(x);

        static findElementsBetweenIds = (startId, endId) => {
            const startElement = document.getElementById(startId);
            const endElement = document.getElementById(endId);

            if (!startElement || !endElement) {
                return [];
            }

            const elementsBetween = [];
            let currentElement = startElement.nextElementSibling;

            while (currentElement && currentElement !== endElement) {
                elementsBetween.push(currentElement);
                currentElement = currentElement.nextElementSibling;
            }

            return elementsBetween;
        };

        static parseHTML = (s) => {
            const t = document.createElement('html');
            t.innerHTML = s;
            return t;
        };

        static fetchHtml = (url) =>
        fetch(url).then((r) => r.text()).then((h) => parseHTML(h));

        static getRandomRgb = () => {
            const n = Math.round(0xffffff * Math.random());
            return `rgb(${n >> 16},${(n >> 8) & 255},${n & 255})`;
        };

        static parseCSSUrl = (s) => s.match(/(?<=\(").*(?="\))/)[0];

        static timeToSeconds = (t) =>
        (t.match(/\d+/gm) || ['0'])
        .reverse()
        .map((s, i) => parseInt(s) * 60 ** i)
        .reduce((a, b) => a + b) || 0;

        static circularShift = (n, c = 6, s = 1) => (n + s) % c || c;

        static isElementInViewport = (el) => {
            const rect = el.getBoundingClientRect();
            return (
                rect.top >= 0 &&
                rect.left >= 0 &&
                rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
                rect.right <= (window.innerWidth || document.documentElement.clientWidth)
            );
        };

        static toggleClass = (element, className, condition) => {
            if (condition) {
                element.classList.add(className);
            } else {
                element.classList.remove(className);
            }
        };

        static parseDOM = (html) =>
        new DOMParser().parseFromString(html, 'text/html').body.firstChild;

        static parseIntegerOr = (n, or) =>
        Number.isInteger(parseInt(n)) ? parseInt(n) : or;
    }

    const {
        $,
        $$,
        findElementsBetweenIds,
        fetchHtml,
        parseHTML,
        parseDOM,
        parseCSSUrl,
        circularShift,
        isElementInViewport,
        timeToSeconds,
        getRandomRgb,
        toggleClass,
        parseIntegerOr,
    } = Utils;

    class Tick {
        constructor(interval) {
            this.interval = interval;
        }

        start(callback) {
            if (this.ticker) {
                this.stop();
            }
            callback();
            this.ticker = setInterval(callback, this.interval);
        }

        stop() {
            clearInterval(this.ticker);
            this.ticker = false;
        }
    }

    class ReactiveLocalStorage {
        constructor(data) {
            if (data) {
                Object.assign(this, data);
                this.observeProps(this);
            }
        }

        getLS(prop) {
            return JSON.parse(localStorage.getItem(prop));
        }

        setLS(prop, value) {
            localStorage.setItem(prop, JSON.stringify(value));
        }

        toObservable(obj, prop) {
            const lsvalue = this.getLS(prop);
            let value = lsvalue !== null ? lsvalue : obj[prop];

            Object.defineProperty(obj, prop, {
                get() {
                    return value;
                },
                set(newValue) {
                    this.setLS(prop, newValue);
                    value = newValue;
                },
            });
        }

        observeProps(obj) {
            for (const [key, _] of Object.entries(obj)) {
                this.toObservable(obj, key);
            }
        }
    }

    const SCROLL_RESET_DELAY = 500;
    const ANIMATION_DELAY = 750;

    class DomManager {
        constructor() {
            this.data = new Map();
            this.container = this.createThumbsContainer();

            let filterByText = false;
            this.buffer = '';
            // press shift and type text, then press shift again and filter is gone
            window.addEventListener('keydown', (event) => {
                if (event.shiftKey) {
                    this.buffer = ''
                    filterByText = !filterByText;
                    if (!filterByText) this.filterByTextF(false);
                } else if (filterByText && event.key.match(/^[a-zA-Z]$/g)) {
                    this.buffer += event.key;
                    //console.log({'buffer': this.buffer, filterByText});
                    if (filterByText && this.buffer.length > 0) {
                        this.filterByTextF(true, this.buffer);
                    }
                }
            });
        }

        filterByTextF(filter, text=''){
            for (const [k,v] of this.data.entries()) {
                toggleClass(v.element, 'filtered-text', filter && !k.includes(text));
            };
        }

        thumbIsPrivate(t) {
            return t.firstElementChild.classList.contains('private');
        }

        filterPrivate = (filterPrivate = state.filterPrivate) => {
            for (const v of this.data.values()) {
                toggleClass(v.element, 'filtered-private',
                            filterPrivate && this.thumbIsPrivate(v.element))
            };
        }

        filterPublic = (filterPublic = state.filterPublic) => {
            for (const v of this.data.values()) {
                toggleClass(v.element, 'filtered-public',
                            filterPublic && !this.thumbIsPrivate(v.element))
            };
        }

        filterByDuration = () => {
            const { filterDurationFrom: from, filterDurationTo: to, filterDuration } = state;
            for (const v of this.data.values()) {
                toggleClass(v.element, 'filtered-duration',
                            filterDuration && (v.duration < from || v.duration > to))
            };
        }

        runFilters(container) {
            if (state.filterPrivate) this.filterPrivate(container);
            if (state.filterPublic) this.filterPublic(container);
            if (state.filterDuration) this.filterByDuration(container);
        }

        createThumbsContainer() {
            return parseDOM('<div class="thumbs-items"></div>');
        }

        handleLoadedHTML = (htmlPage, mount, useGlobalContainer = true) => {
            const thumbs = $$('.tumbpu', htmlPage);

            const container = !useGlobalContainer ? this.createThumbsContainer() : this.container;

            for (const thumbElement of thumbs) {
                const url = thumbElement.getAttribute('href');
                if (!url || this.data.has(url)) {
                    thumbElement.remove();
                } else {
                    this.data.set(url, {
                        element: thumbElement,
                        duration: timeToSeconds($('.thumb > .duration', thumbElement).textContent)
                    });
                    const img = $('img', thumbElement);
                    const privateEl = $('.private', thumbElement);
                    if (privateEl) {
                        img.src = parseCSSUrl(privateEl.style.background);
                        privateEl.style.background = '#000';
                    } else {
                        img.src = img.getAttribute('data-original');
                    }
                    img.classList.add('tracking');
                    container.appendChild(thumbElement);
                }
            }

            this.runFilters(container);
            mount.before(container);
        };
    }

    class PreviewManager {
        constructor() {
            this.tick = new Tick(ANIMATION_DELAY);
        }

        iteratePreviewImages(src) {
            return src.replace(/(\d)\.jpg$/, (_, n) => `${circularShift(parseInt(n))}.jpg`);
        }

        animatePreview = (e) => {
            const { target: el, type } = e;
            if (el.tagName === 'IMG' && el.classList.contains('tracking')) {
                if (type === 'mouseout') {
                    this.tick.stop();
                    if (el.getAttribute('orig')) el.src = el.getAttribute('orig');
                }
                if (type === 'mouseover') {
                    if (!el.getAttribute('orig')) el.setAttribute('orig', el.src);
                    this.tick.start(() => {
                        el.src = this.iteratePreviewImages(el.src);
                    });
                }
            }
        };

        listen(e) {
            e.addEventListener('mouseout', this.animatePreview);
            e.addEventListener('mouseover', this.animatePreview);
        }
    }

    class PaginationPageManager {
        constructor() {
            this.pagination = $('.pagination');
            this.pagination.style.opacity = 0;
            handleLoadedHTML(document.body, this.pagination);
            previewManager.listen(this.pagination.parentElement);

            this.offsetLast = this.getOffsetLast();
            this.paginationGenerator = this.createNextPageGenerator();
            this.generatorDone = false;

            this.resetScroller();
            this.tick = new Tick(SCROLL_RESET_DELAY);
            this.fixScrollViewPort();

            this.ui = new UI(true);
            this.setPagIndex = (offset) =>
            this.ui.setPagIndex(offset, this.offsetLast);
            this.setPagIndex(this.getCurrentOffset());
        }

        fixScrollViewPort() {
            this.tick.start(() => {
                if (this.generatorDone) this.tick.stop();
                if (isElementInViewport(this.pagination)) this.generatorConsumer();
            });
        }

        async generatorConsumer() {
            const {
                value: { url, offset } = {},
                done,
            } = this.paginationGenerator.next();
            this.generatorDone = done;
            if (!done) {
                const nextPageHTML = await fetchHtml(url);
                const prevScrollPos = document.documentElement.scrollTop;
                handleLoadedHTML(nextPageHTML, this.pagination);
                this.setPagIndex(offset);
                window.scrollTo(0, prevScrollPos);
            }
        }

        getCurrentOffset() {
            return parseInt(window.location.pathname.split(/(\d+\/)$/)[1] || '1');
        }

        getOffsetLast() {
            return parseInt(
                $('.pagination-next').previousElementSibling.firstElementChild
                .textContent,
            );
        }

        createNextPageGenerator() {
            let { origin, pathname, search } = window.location;
            let offset;
            [pathname, offset = '1'] = pathname.split(/(\d+\/)$/);
            offset = parseInt(offset);
            pathname = pathname === '/' ? '/latest-updates/' : pathname;
            const offsetLast = this.getOffsetLast();
            function* nextPageGenerator() {
                for (let c = offset + 1; c <= offsetLast; c++) {
                    const url = `${origin}${pathname}${c}/${search}`;
                    console.log(url);
                    yield { url, offset: c };
                }
            }

            return nextPageGenerator();
        }

        resetScroller = () => {
            this.infiniteScrollTriggered = false;
            window.dispatchEvent(new CustomEvent('scroll'));
        };

        infiniteScroll = () => {
            const inViewport = isElementInViewport(this.pagination);
            if (inViewport === this.infiniteScrollTriggered) return;
            this.infiniteScrollTriggered = inViewport;
            if (inViewport) this.generatorConsumer();
        };
    }

    class Router {
        constructor() {
            this.route();
        }

        route() {
            const { pathname } = window.location;
            if ($('.pagination-next')) {
                this.handlePaginationPage();
            } else if (/\/members\/\d+\/$/.test(pathname)) {
                this.handleMemberPage();
            } else if (/\/tag\//.test(pathname) || /\/?q=.*/.test(pathname)) {
                this.handlePageWithVideosButNoPagination();
            } else if (/\/videos\//.test(pathname)) {
                //this.handlePageWithVideosButNoPagination()
            }
        }

        handlePageWithVideosButNoPagination() {
            const vid = $('.tumbpu');
            if (!vid) return;
            handleLoadedHTML(document.body, vid.parentElement);
            previewManager.listen(vid.parentElement);
            const ui = new UI(false);
        }

        handlePaginationPage() {
            this.paginationManager = new PaginationPageManager();
        }

        handleMemberPage() {
            const privates = $('#list_videos_private_videos_items');
            if (privates) {
                const mistakes = findElementsBetweenIds(
                    'list_videos_private_videos_items',
                    'list_videos_favourite_videos',
                );
                for (const m of mistakes) privates.appendChild(m);
                handleLoadedHTML(privates, privates, false);
            }

            const favorites = $('#list_videos_favourite_videos');
            if (favorites) {
                const mountTo = favorites.firstElementChild.nextElementSibling;
                handleLoadedHTML(favorites, mountTo, false);
            }

            if (privates || favorites) {
                previewManager.listen((privates || favorites).parentElement);
                const ui = new UI(false);
            }
        }
    }

    class UI {
        templateHTML = (haspag) => `
<div id="tapermonkey-app">
  <div class="subbox">
    <input type="checkbox" id="filterPrivate" name="filterPrivate" ${state.filterPrivate ? 'checked' : ''
  }/>
    <label for="filterPrivate">filter private</label>
    <input type="checkbox" id="filterPublic" name="filterPublic" ${state.filterPublic ? 'checked' : ''
  }/>
    <label for="filterPublic">filter public</label>
    ${haspag ? '<span id="pagIndex">0/0</span>' : ''}
  </div>
  <div class="subbox">
    <input type="checkbox" id="filterl" name="filterl" ${state.filterDuration ? 'checked' : ''
  } />
    <label for="filterl">filter duration seconds</label>

    <label for="from">from</label>
    <input type="number" placeholder="min sec" step="10"
      min="0" max="72000" id="minL" name="from" value=${state.filterDurationFrom} />
    <label for="to">to</label>
    <input type="number" placeholder="max sec" step="10"
      min="0" max="72000" id="maxL" name="to" value=${state.filterDurationTo} />
  </div>
</div>`;

      constructor(haspag = true) {
          document.body.appendChild(parseDOM(this.templateHTML(haspag)));
          this.tapermonkeyAppTemplate = document.querySelector('#tapermonkey-app');
          this.control();
      }

      setPagIndex(index, total) {
          $('#pagIndex').innerText = `${index}/${total}`;
      }

      control() {
          this.tapermonkeyAppTemplate.addEventListener('click', (e) => {
              const { id, checked, value } = e.target;
              if (id === 'filterPublic') {
                  state.filterPublic = checked;
                  filterPublic();
              }
              if (id === 'filterPrivate') {
                  state.filterPrivate = checked;
                  filterPrivate();
              }
              if (id === 'filterl') {
                  state.filterDuration = checked;
                  filterByDuration();
              }
              if (id === 'minL') {
                  state.filterDurationFrom = parseIntegerOr(value, state.filterDurationFrom);
                  filterByDuration();
              }
              if (id === 'maxL') {
                  state.filterDurationTo = parseIntegerOr(value, state.filterDurationTo);
                  filterByDuration();
              }
          });
      }
  }

    const state = new ReactiveLocalStorage({
        filterDurationFrom: 0,
        filterDurationTo: 600,
        filterDuration: false,
        filterPrivate: false,
        filterPublic: false,
        infiniteScrollTriggered: false,
    });

    const { filterPrivate, filterPublic, filterByDuration, handleLoadedHTML } = new DomManager();
    const previewManager = new PreviewManager();
    const router = new Router();

    const tampermonkeyCSS = `
    #tapermonkey-app {
      background: #151515;
      padding: 10px;
      position: fixed;
      z-index: 9999;
      bottom: 10px;
      right: 10px;
      border-radius: 15px;
      width: max-content;
      box-shadow: 20px 20px 60px #000000, -20px -20px 60px #000000;
    }
    #tapermonkey-app .subbox {
      background: #2c2c2c;
      border-radius: 5px;
      padding: 4px;
      margin: 6px;
      user-select: none;
      display: flex;
    }
    #tapermonkey-app .subbox input[type=number] {
      width: 5rem;
      background: #26282b;
    }
    #tapermonkey-app .subbox input[type=checkbox] { margin-left: 5px; }
    #tapermonkey-app .subbox label { margin: 0 10px 0 0; }
    #pagIndex { text-align: end; margin-right: 5px; flex: 1;}
    #tapermonkey-app .subbox * {
      padding-left: 8px;
      float: none;
      width: auto;
      font-family: monospace;
      font-size: 0.8rem;
      align-self: center;
      color: #969696;
    }

    .tracking { content-visibility: auto; }
    .filtered-private, .filtered-duration, .filtered-public, .filtered-text
            { display: none !important; } `;

    GM_addStyle(tampermonkeyCSS);
})();