Pawchive Sort by Attachment Count

Sorts posts by attachment count.

您需要先安裝使用者腳本管理器擴展,如 TampermonkeyGreasemonkeyViolentmonkey 之後才能安裝該腳本。

You will need to install an extension such as Tampermonkey to install this script.

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyViolentmonkey 後才能安裝該腳本。

您需要先安裝使用者腳本管理器擴充功能,如 TampermonkeyUserscripts 後才能安裝該腳本。

你需要先安裝一款使用者腳本管理器擴展,比如 Tampermonkey,才能安裝此腳本

您需要先安裝使用者腳本管理器擴充功能後才能安裝該腳本。

(我已經安裝了使用者腳本管理器,讓我安裝!)

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展,比如 Stylus,才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

你需要先安裝一款使用者樣式管理器擴展後才能安裝此樣式

(我已經安裝了使用者樣式管理器,讓我安裝!)

// ==UserScript==
// @name         Pawchive Sort by Attachment Count
// @namespace    http://tampermonkey.net/
// @version      15.1
// @description  Sorts posts by attachment count.
// @author       BlueAnivia
// @match        *://kemono.cr/*
// @match        *://kemono.su/*
// @match        *://kemono.party/*
// @match        *://coomer.su/*
// @match        *://coomer.st/*
// @match        *://coomer.party/*
// @match        *://pawchive.pw/*
// @match        *://pawchive.st/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=pawchive.pw
// @license      MIT
// @run-at       document-idle
// @grant        none
// ==/UserScript==

(function () {
    'use strict';

    if (window.top !== window.self) return;
    if (window.__attachmentSorterLoaded) return;
    window.__attachmentSorterLoaded = true;

    // --- Config ---
    const SORT_ENABLED_KEY = 'kemono_ksort_enabled';
    const LIST_SELECTOR = '.card-list__items';
    const DEBOUNCE_MS = 150;

    // --- Persisted state ---
    const store = {
        get(key, fallback) {
            try { return localStorage.getItem(key) ?? fallback; } catch { return fallback; }
        },
        set(key, value) {
            try { localStorage.setItem(key, value); } catch { /* ignore */ }
        }
    };

    let isSorted = store.get(SORT_ENABLED_KEY, 'false') === 'true';

    // --- Count extraction ---
    const countCache = new WeakMap();

    function getCount(card) {
        const cached = countCache.get(card);
        if (cached !== undefined && cached > 0) return cached;

        const scope = card.querySelector('footer, .post-card__footer') || card;
        const match = (scope.textContent || '').match(/(\d+)\s*attachments?/i);
        const count = match ? parseInt(match[1], 10) : 0;
        countCache.set(card, count);
        return count;
    }

    // --- Original Order Tracking ---
    let globalCardCounter = 0;

    function ensureIndexed(cards) {
        cards.forEach(card => {
            if (!card.dataset.ksortIdx) {
                card.dataset.ksortIdx = globalCardCounter++;
            }
        });
    }

    // --- Core sort ---
    function getList() { return document.querySelector(LIST_SELECTOR); }
    function getCards(list) { return Array.from(list.children).filter(el => el.tagName === 'ARTICLE'); }

    function compare(a, b) {
        if (isSorted) {
            const diff = getCount(b) - getCount(a);
            if (diff !== 0) return diff;
        }
        return parseInt(a.dataset.ksortIdx, 10) - parseInt(b.dataset.ksortIdx, 10);
    }

    function applySort(force = false) {
        if (location.pathname.includes('/post/')) return false;

        const list = getList();
        if (!list) return false;

        const cards = getCards(list);
        if (cards.length < 2) return false;

        ensureIndexed(cards);

        if (!force) {
            let alreadySorted = true;
            for (let i = 0; i < cards.length - 1; i++) {
                if (compare(cards[i], cards[i + 1]) > 0) { alreadySorted = false; break; }
            }
            if (alreadySorted) return false;
        }

        const anchor = cards[cards.length - 1].nextSibling;
        cards.sort(compare);

        const fragment = document.createDocumentFragment();
        cards.forEach(card => fragment.appendChild(card));
        list.insertBefore(fragment, anchor);

        observer.takeRecords();
        return true;
    }

    // --- Bulletproof UI Injection ---

    // Inject styles once
    if (!document.getElementById('ksort-style')) {
        const style = document.createElement('style');
        style.id = 'ksort-style';
        style.textContent = `
            #ksort-ui {
                position: fixed;
                top: 16px;
                right: 100px;
                z-index: 999999;
                background: rgba(30, 32, 36, 0.9);
                backdrop-filter: blur(8px);
                border: 1px solid rgba(255, 255, 255, 0.1);
                border-radius: 8px;
                padding: 8px 14px;
                display: flex;
                align-items: center;
                gap: 10px;
                box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
                font-family: system-ui, -apple-system, sans-serif;
                color: #eee;
                user-select: none;
            }
            #ksort-ui.ksort-hidden {
                display: none !important;
            }
            .ksort-group { display: flex; align-items: center; gap: 8px; cursor: pointer; margin: 0; }
            .ksort-label { font-size: 14px; font-weight: 600; cursor: pointer; }

            .ksort-switch { position: relative; display: inline-block; width: 36px; height: 20px; }
            .ksort-switch input { opacity: 0; width: 0; height: 0; }
            .ksort-slider {
                position: absolute; cursor: pointer; top: 0; left: 0; right: 0; bottom: 0;
                background-color: #555; transition: .3s; border-radius: 20px;
            }
            .ksort-slider:before {
                position: absolute; content: ""; height: 14px; width: 14px; left: 3px; bottom: 3px;
                background-color: white; transition: .3s; border-radius: 50%;
            }
            .ksort-switch input:checked + .ksort-slider { background-color: #e67e22; }
            .ksort-switch input:checked + .ksort-slider:before { transform: translateX(16px); }
        `;
        document.head.appendChild(style);
    }

    // Always fetch or recreate the UI to ensure we interact with the live DOM
    function ensureUI() {
        let ui = document.getElementById('ksort-ui');
        if (!ui) {
            ui = document.createElement('div');
            ui.id = 'ksort-ui';
            ui.className = 'ksort-hidden';
            ui.innerHTML = `
                <label class="ksort-group" title="Toggle sorting highest to lowest">
                    <div class="ksort-switch">
                        <input type="checkbox" id="ksort-toggle">
                        <span class="ksort-slider"></span>
                    </div>
                    <span class="ksort-label">Sort by Count</span>
                </label>
            `;
            // Append to body (or documentElement as fallback)
            (document.body || document.documentElement).appendChild(ui);
        }

        // Sync checkbox visually with data state
        const toggle = document.getElementById('ksort-toggle');
        if (toggle) toggle.checked = isSorted;

        return ui;
    }

    function updateVisibility() {
        const ui = ensureUI();

        if (location.pathname.includes('/post/')) {
            ui.classList.add('ksort-hidden');
            return;
        }

        const list = getList();
        const cards = list ? getCards(list) : [];
        const hasAttachments = cards.some(card => getCount(card) > 0);
        const visible = cards.length >= 2 && hasAttachments;

        ui.classList.toggle('ksort-hidden', !visible);
    }

    // --- Global Event Delegation ---
    document.addEventListener('change', e => {
        if (e.target && e.target.id === 'ksort-toggle') {
            isSorted = e.target.checked;
            store.set(SORT_ENABLED_KEY, String(isSorted));
            applySort(true);
        }
    });

    // --- Event Observers ---
    let debounceTimer = null;
    const observer = new MutationObserver(records => {
        const ui = document.getElementById('ksort-ui');
        if (ui && records.every(r => ui.contains(r.target))) return;

        clearTimeout(debounceTimer);
        debounceTimer = setTimeout(() => {
            updateVisibility();
            applySort(false);
        }, DEBOUNCE_MS);
    });
    observer.observe(document.documentElement, { childList: true, subtree: true });

    // --- SPA Navigation Handling ---
    function onNavigate() {
        globalCardCounter = 0; 
        updateVisibility();
        setTimeout(() => {
            updateVisibility();
            applySort(false);
        }, 300);
    }

    for (const method of ['pushState', 'replaceState']) {
        const original = history[method];
        history[method] = function (...args) {
            const result = original.apply(this, args);
            onNavigate();
            return result;
        };
    }

    window.addEventListener('popstate', onNavigate);
    window.addEventListener('pageshow', onNavigate);

    updateVisibility();
    applySort(false);
})();