// ==UserScript==
// @name         Facebook Activity Auto Deleter (2025)
// @namespace    https://greasyfork.org/en/users/1454546-shawnfrost13
// @version      3.92
// @description  Automatically deletes Facebook activity log entries, confirms popups, and scrolls to load more. Includes a toggle to pause/resume, and handles "Something went wrong" errors gracefully.
// @author       shawnfrost13
// @license      MIT
// @match        https://www.facebook.com/*/allactivity*
// @grant        none
// @run-at       document-end
// @note         Keep the tab active and non-discarded while running. Reload if FB glitches.
// @downloadURL none
// ==/UserScript==

(function () {
    'use strict';

    console.log("🔥 FB Auto Deleter 3.92 started");

    let deletionCount = 0;
    let paused = true;
    let skipCurrent = false;

    function getRandomDelay(min = 1100, max = 2100) {
        return Math.floor(Math.random() * (max - min + 1)) + min;
    }

    function logStatus(text) {
        let el = document.getElementById('fb-auto-delete-status');
        if (!el) {
            el = document.createElement('div');
            el.id = 'fb-auto-delete-status';
            el.style.position = 'fixed';
            el.style.bottom = '10px';
            el.style.right = '10px';
            el.style.background = '#111';
            el.style.color = 'lime';
            el.style.padding = '10px';
            el.style.borderRadius = '10px';
            el.style.fontFamily = 'monospace';
            el.style.zIndex = '9999';
            document.body.appendChild(el);
        }
        el.textContent = `🧹 ${text}`;
    }

    function createToggleUI() {
        const toggle = document.createElement('div');
        toggle.id = 'fb-toggle-button';
        toggle.style.position = 'fixed';
        toggle.style.bottom = '65px';
        toggle.style.right = '10px';
        toggle.style.background = '#222';
        toggle.style.color = 'white';
        toggle.style.padding = '8px 12px';
        toggle.style.borderRadius = '8px';
        toggle.style.cursor = 'pointer';
        toggle.style.fontFamily = 'monospace';
        toggle.style.zIndex = '9999';
        toggle.textContent = '▶️ Start';

        toggle.addEventListener('click', () => {
            paused = !paused;
            toggle.textContent = paused ? '▶️ Start' : '⏸️ Pause';
            if (!paused) {
                deleteNext();
            }
        });

        const skip = document.createElement('div');
        skip.id = 'fb-skip-button';
        skip.style.position = 'fixed';
        skip.style.bottom = '100px';
        skip.style.right = '10px';
        skip.style.background = '#444';
        skip.style.color = 'white';
        skip.style.padding = '6px 10px';
        skip.style.borderRadius = '6px';
        skip.style.cursor = 'pointer';
        skip.style.fontFamily = 'monospace';
        skip.style.zIndex = '9999';
        skip.textContent = '⏭️ Skip Current';

        skip.addEventListener('click', () => {
            skipCurrent = true;
        });

        document.body.appendChild(toggle);
        document.body.appendChild(skip);
    }

    function findMenuButtons() {
        return Array.from(document.querySelectorAll('[role="button"]')).filter(btn => {
            const label = btn.getAttribute('aria-label') || '';
            return (
                btn.offsetParent !== null &&
                (label.toLowerCase().includes("activity options") ||
                    label.toLowerCase().includes("action options"))
            );
        });
    }

    function autoConfirmPopups() {
        const dialogs = Array.from(document.querySelectorAll('[role="dialog"], [role="alertdialog"]'));
        dialogs.forEach(dialog => {
            const deleteBtn = Array.from(dialog.querySelectorAll('div[role="button"], button')).find(btn =>
                btn.offsetParent !== null &&
                btn.innerText.trim().toLowerCase() === "delete"
            );
            if (deleteBtn) {
                console.log("✅ Auto-confirming DELETE dialog");
                deleteBtn.click();
                logStatus("Auto-confirmed delete popup");
            }
        });
    }

    function autoScrollAndRetry() {
        console.log("🔄 Scrolling to load more activity...");
        logStatus("Scrolling to load more items...");

        window.scrollTo({
            top: document.body.scrollHeight,
            behavior: 'smooth'
        });

        setTimeout(() => {
            deleteNext();
        }, 2500);
    }

    function deleteNext() {
        if (paused) return;

        autoConfirmPopups();

        const buttons = findMenuButtons();

        if (buttons.length === 0) {
            logStatus('No deletable buttons found. Trying to scroll...');
            autoScrollAndRetry();
            return;
        }

        const btn = buttons[0];
        btn.scrollIntoView({ behavior: 'smooth', block: 'center' });
        btn.click();
        logStatus(`Opened menu for item #${deletionCount + 1}`);
        console.log(`📂 Opened menu for item #${deletionCount + 1}`);

        setTimeout(() => {
            const menuItems = Array.from(document.querySelectorAll('[role="menuitem"]'));
            const deleteOption = menuItems.find(el =>
                el.innerText.includes("Move to Recycle bin") ||
                el.innerText.includes("Delete") ||
                el.innerText.includes("Remove") ||
                el.innerText.includes("Unlike") ||
                el.innerText.includes("Remove reaction") ||
                el.innerText.includes("Remove tag")
            );

            if (skipCurrent) {
                skipCurrent = false;
                logStatus("⏭️ Skipped current item");
                console.log("⏭️ Skipped current item by user request");
                setTimeout(deleteNext, getRandomDelay());
                return;
            }

            if (deleteOption) {
                deleteOption.click();
                console.log("🗑️ Clicked delete option, waiting for confirmation...");

                setTimeout(() => {
                    const errorPopup = document.querySelector('[role="alert"]');
                    if (errorPopup && errorPopup.textContent.includes("Something went wrong")) {
                        logStatus("❌ Deletion failed. Skipping...");
                        console.log("❌ Detected error popup. Skipping this item...");
                        setTimeout(deleteNext, getRandomDelay());
                    } else {
                        deletionCount++;
                        logStatus(`✅ Deleted item #${deletionCount}`);
                        console.log(`✅ Successfully deleted item #${deletionCount}`);
                        setTimeout(deleteNext, getRandomDelay());
                    }
                }, 1500);
            } else {
                logStatus(`⚠️ No delete option. Skipping.`);
                console.log("⚠️ No delete/remove option found. Skipping...");
                setTimeout(deleteNext, getRandomDelay());
            }
        }, 1500);
    }

    // Init
    setTimeout(() => {
        createToggleUI();
        setInterval(autoConfirmPopups, 1000);
    }, 2000);
})();