// ==UserScript==
// @name         Facebook Activity Auto Deleter
// @namespace    https://greasyfork.org/en/users/1454546-shawnfrost13
// @version      3.3
// @description  Auto delete Facebook activity logs with confirmation and auto scroll support. Skips problematic entries. Stable and smooth.
// @author       shawnfrost13
// @license      MIT
// @match        https://www.facebook.com/*/allactivity*
// @grant        none
// @run-at       document-end
// @tags         facebook, delete, activity, privacy, automation, cleanup
// @downloadURL none
// ==/UserScript==

(function () {
  'use strict';

  const log = (msg) => {
    console.log(`[FB AutoDeleter] ${msg}`);
    const toastId = 'fb-auto-deleter-toast';
    let toast = document.getElementById(toastId);
    if (!toast) {
      toast = document.createElement('div');
      toast.id = toastId;
      toast.style.cssText = `
        position: fixed;
        bottom: 10px;
        right: 10px;
        background: #222;
        color: #0f0;
        padding: 6px 12px;
        border-radius: 6px;
        font-size: 13px;
        z-index: 99999;
        font-family: sans-serif;
      `;
      document.body.appendChild(toast);
    }
    toast.textContent = msg;
  };

  const wait = (ms) => new Promise((r) => setTimeout(r, ms));
  const randomWait = () => wait(1100 + Math.random() * 1000);

  async function deleteOneActivity(entry) {
    try {
      // Click the 3-dot action button
      entry.setAttribute('data-fb-processed', 'true');
      entry.click();
      log('Clicked action menu...');
      await wait(600);

      // Find and click the "Delete" option
      const deleteSpan = Array.from(document.querySelectorAll('span')).find(
        (el) => /delete/i.test(el.textContent)
      );

      if (!deleteSpan) {
        log('⚠️ No delete option found, skipping.');
        return;
      }

      deleteSpan.click();
      log('🗑️ Clicked delete...');
      await wait(800);

      // Look for the confirmation dialog
      const confirmBtn = Array.from(document.querySelectorAll('div[role="dialog"] div[role="button"]')).find(
        (btn) => /delete|confirm|yes/i.test(btn.textContent)
      );

      if (confirmBtn) {
        confirmBtn.click();
        log('✅ Confirmed deletion');
      } else {
        log('⚠️ No confirm button, skipping.');
      }

      await randomWait();
    } catch (err) {
      console.error("❌ Error during deletion", err);
      log('❌ Error - skipped');
    }
  }

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

  async function processLoop() {
    log('🚀 Started Facebook Activity Auto Deleter...');
    while (true) {
      const actions = Array.from(document.querySelectorAll('div[aria-label="Action options"]')).filter(
        (el) => !el.getAttribute('data-fb-processed')
      );

      if (actions.length === 0) {
        log('🔁 No new items, scrolling...');
        scrollPage();
        await wait(3000);
        continue;
      }

      for (let i = 0; i < actions.length; i++) {
        await deleteOneActivity(actions[i]);
      }

      await wait(1500);
    }
  }

  setTimeout(processLoop, 2500);
})();