mydealz Manager

Deals gezielt ausblenden mittels X Button, Filtern nach Händlern und Wörtern im Titel. Teure und kalte Deals ausblenden.
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// ==UserScript==
// @name         mydealz Manager
// @namespace    http://tampermonkey.net/
// @version      1.12.0
// @description  Deals gezielt ausblenden mittels X Button, Filtern nach Händlern und Wörtern im Titel. Teure und kalte Deals ausblenden.
// @author       Moritz Baumeister (https://www.mydealz.de/profile/BobBaumeister) (https://github.com/grapefruit89) & Flo (https://www.mydealz.de/profile/Basics0119) (https://github.com/9jS2PL5T)
// @license      MIT
// @match        https://www.mydealz.de/*
// @match        https://www.preisjaeger.at/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=mydealz.de
// @grant        none
// ==/UserScript==

// Versions-Änderungen:
// NEU: mydealz Manager passt sich nun an das dunkle Design der Seite an.

// Einbinden von Font Awesome für Icons
const fontAwesomeLink = document.createElement('link');
fontAwesomeLink.rel = 'stylesheet';
fontAwesomeLink.href = 'https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.0.0-beta3/css/all.min.css';
document.head.appendChild(fontAwesomeLink);

// Add constant for touch detection
const IS_TOUCH_DEVICE = ('ontouchstart' in window) ||
      (navigator.maxTouchPoints > 0) ||
      (navigator.msMaxTouchPoints > 0);

// Dark mode color constants
const THEME_COLORS = {
    light: {
        background: '#f9f9f9',
        border: '#ccc',
        text: '#333',
        buttonBg: '#f0f0f0',
        buttonBorder: '#ccc',
        inputBg: '#fff',
        itemBg: '#f0f0f0',
        itemHoverBg: '#e8e8e8'
    },
    dark: {
        background: '#1f1f1f',
        border: '#2d2d2d',
        text: '#ffffff',
        buttonBg: '#2d2d2d',
        buttonBorder: '#3d3d3d',
        inputBg: '#2d2d2d',
        itemBg: '#2d2d2d',
        itemHoverBg: '#3d3d3d'
    }
};

const themeObserver = new MutationObserver(() => {
    if (isSettingsOpen || activeSubUI) {
        updateUITheme();
    }
});

themeObserver.observe(document.documentElement, {
    attributes: true,
    attributeFilter: ['class']
});

// --- 1. Initial Setup ---
const EXCLUDE_WORDS_KEY = 'excludeWords';
const EXCLUDE_MERCHANTS_KEY = 'excludeMerchantIDs';
const HIDDEN_DEALS_KEY = 'hiddenDeals';
const EXCLUDE_MERCHANTS_DATA_KEY = 'excludeMerchantsData';
const MERCHANT_PAGE_SELECTOR = '.merchant-banner';
const HIDE_COLD_DEALS_KEY = 'hideColdDeals';
const MAX_PRICE_KEY = 'maxPrice';


// Load data immediately
let excludeWords, excludeMerchantIDs, hiddenDeals;
let suggestedWords = [];
let initialSuggestionListCreated = false;
let activeSubUI = null;
let dealThatOpenedSettings = null;
let settingsDiv = null;
let merchantListDiv = null;
let wordsListDiv = null;
let uiClickOutsideHandler = null;
let isSettingsOpen = false;
let hideColdDeals = localStorage.getItem(HIDE_COLD_DEALS_KEY) === 'true';

try {
    excludeWords = JSON.parse(localStorage.getItem(EXCLUDE_WORDS_KEY)) || [];
    excludeMerchantIDs = JSON.parse(localStorage.getItem(EXCLUDE_MERCHANTS_KEY)) || [];
    hiddenDeals = JSON.parse(localStorage.getItem(HIDDEN_DEALS_KEY)) || [];
} catch (error) {
    excludeWords = [];
    excludeMerchantIDs = [];
    hiddenDeals = [];
}

// Add to init section after other load statements
let maxPrice = parseFloat(localStorage.getItem(MAX_PRICE_KEY)) || 0;

// Add after other global vars
let suggestionClickHandler = null;

function isDarkMode() {
    const isLight = document.documentElement.classList.contains('light');
    return !isLight;
}

const hideButtonThemeObserver = new MutationObserver(() => {
    requestAnimationFrame(() => {
        document.querySelectorAll('.vote-button').forEach(button => {
            if (button) {
                const isDark = !document.documentElement.classList.contains('light');
                const bgColor = isDark ? 'rgba(45, 45, 45, 0.9)' : 'rgba(255, 255, 255, 0.9)';
                button.style.setProperty('background', bgColor, 'important');
                button.style.setProperty('border-radius', '50%', 'important');
            }
        });
    });
});

hideButtonThemeObserver.observe(document.documentElement, {
    attributes: true,
    attributeFilter: ['class']
});

function initUIContainers() {
    settingsDiv = document.createElement('div');
    merchantListDiv = document.createElement('div');
    wordsListDiv = document.createElement('div');
}

// --- 1. Core Functions ---
function processArticles() {
    const deals = document.querySelectorAll('article.thread--deal, article.thread--voucher');
    deals.forEach(deal => {
        const dealId = deal.getAttribute('id');

        // Check if manually hidden
        if (hiddenDeals.includes(dealId)) {
            hideDeal(deal);
            return;
        }

        // Check if should be hidden by rules
        if (shouldExcludeArticle(deal)) {
            hideDeal(deal);
            return;
        }

        // Show deal if not excluded
        deal.style.display = 'block';
        deal.style.opacity = '1';
    });
}

function getThemeColors() {
    const isLight = document.documentElement.classList.contains('light');
    return isLight ? THEME_COLORS.light : THEME_COLORS.dark;
}

// Update word/merchant item styles in list creation
function updateItemStyles(item, colors) {
    item.style.cssText = `
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 5px;
        padding: 5px;
        background: ${colors.itemBg};
        color: ${colors.text};
        border: 1px solid ${colors.border};
        border-radius: 3px;
    `;
}

// Update createMerchantListUI and createExcludeWordsUI
function updateListStyles(listDiv, colors) {
    // Apply styles to list items
    listDiv.querySelectorAll('.merchant-item, .word-item').forEach(item => {
        updateItemStyles(item, colors);
    });

    // Update search input
    const searchInput = listDiv.querySelector('input[type="text"]');
    if (searchInput) {
        searchInput.style.cssText = `
            width: 100%;
            padding: 5px;
            margin-bottom: 10px;
            background: ${colors.inputBg};
            border: 1px solid ${colors.border};
            color: ${colors.text};
            border-radius: 3px;
        `;
    }

    // Update clear button
    const clearButton = listDiv.querySelector('[id*="clear"]');
    if (clearButton) {
        clearButton.style.cssText = `
            width: 100%;
            padding: 5px 10px;
            background: ${colors.buttonBg};
            border: 1px solid ${colors.buttonBorder};
            color: ${colors.text};
            border-radius: 3px;
            cursor: pointer;
            margin-top: 10px;
        `;
    }
}

function updateUITheme() {
    const colors = getThemeColors();

    [settingsDiv, merchantListDiv, wordsListDiv].forEach(div => {
        if (div?.parentNode) {
            div.style.background = colors.background;
            div.style.border = `1px solid ${colors.border}`;
            div.style.color = colors.text;

            // Update all buttons and inputs
            div.querySelectorAll('button:not([id*="close"])').forEach(btn => {
                btn.style.background = colors.buttonBg;
                btn.style.border = `1px solid ${colors.buttonBorder}`;
                btn.style.color = colors.text;
            });

            div.querySelectorAll('input').forEach(input => {
                input.style.background = colors.inputBg;
                input.style.border = `1px solid ${colors.border}`;
                input.style.color = colors.text;
            });
        }
    });
}

// Define observer
const observer = new MutationObserver(throttle((mutations) => {
    processArticles();
    addSettingsButton();
    addHideButtons();
}, 250));

function throttle(func, limit) {
    let inThrottle;
    return function(...args) {
        if (!inThrottle) {
            func.apply(this, args);
            inThrottle = true;
            setTimeout(() => {
                inThrottle = false;
                return false;
            }, limit);
        }
    }
}

// Initialize everything
(function init() {
    processArticles();
    addSettingsButton();
    addHideButtons();

    observer.observe(document.body, {
        childList: true,
        subtree: true
    });
})();

// --- 2. Hilfsfunktionen ---
function shouldExcludeArticle(article) {

    // Add temperature check
    if (hideColdDeals) {
        const tempElement = article.querySelector('.cept-vote-temp .overflow--wrap-off');
        if (tempElement) {
            const temp = parseInt(tempElement.textContent);
            if (!isNaN(temp) && temp < 0) {
                return true;
            }
        }
    }

    const titleElement = article.querySelector('.thread-title');
    const merchantLink = article.querySelector('a[href*="merchant-id="]');

    // Add price check
    if (maxPrice > 0) {
        // Try multiple price selectors
        const priceSelectors = [
            '.threadItemCard-price',
            '.thread-price',
            '[class*="price"]',
            '.cept-tp'
        ];

        let priceElement;
        for (const selector of priceSelectors) {
            priceElement = article.querySelector(selector);
            if (priceElement) break;
        }

        if (priceElement) {
            try {
                const priceText = priceElement.textContent.trim();

                // Extract price with euro symbol
                const priceMatch = priceText.match(/(\d+(?:[,.]\d{1,2})?)\s*€/);
                if (priceMatch) {
                    const priceStr = priceMatch[1].replace(',', '.');
                    const price = parseFloat(priceStr);

                    if (!isNaN(price) && price > maxPrice) {
                        return true;
                    }
                }
            } catch (error) {
            }
        }
    }

    // Verbesserte Titelprüfung mit HTML Entity Dekodierung
    if (titleElement) {
        const normalizedTitle = decodeHtml(titleElement.innerHTML)
        .replace(/&nbsp;/g, ' ')
        .replace(/\s+/g, ' ')
        .toLowerCase()
        .trim();

        // Check for exact word matches using word boundaries
        if (excludeWords.some(word => {
            const escapedWord = word.toLowerCase().replace(/[.*+?^${}()|[\]\\]/g, '\\$&');
            const wordRegex = new RegExp(`\\b${escapedWord}\\b`, 'i');
            return wordRegex.test(normalizedTitle);
        })) {
            return true;
        }
    }

    if (merchantLink) {
        const merchantIDMatch = merchantLink.getAttribute('href').match(/merchant-id=(\d+)/);
        if (merchantIDMatch) {
            const merchantID = merchantIDMatch[1];
            if (excludeMerchantIDs.includes(merchantID)) {
                return true;
            }
        }
    }

    return false;
}

function hideDeal(deal) {
    deal.style.display = 'none';
}

// Funktion zum Speichern der ausgeblendeten Deals
function saveHiddenDeals() {
    localStorage.setItem(HIDDEN_DEALS_KEY, JSON.stringify(hiddenDeals));
}

// Speichern der `excludeWords` und `excludeMerchantIDs`
function saveExcludeWords(words) {
    localStorage.setItem('excludeWords', JSON.stringify(words));
}
function loadExcludeWords() {
    return JSON.parse(localStorage.getItem('excludeWords')) || [];
}

// Update save function to handle merchant data objects
function saveExcludeMerchants(merchantsData) {
    // Filter out invalid entries
    const validMerchants = merchantsData.filter(m =>
                                                m &&
                                                typeof m.id !== 'undefined' &&
                                                m.id !== null &&
                                                typeof m.name !== 'undefined' &&
                                                m.name !== null
                                               );

    // Extract IDs for backwards compatibility
    const ids = validMerchants.map(m => m.id);

    localStorage.setItem(EXCLUDE_MERCHANTS_KEY, JSON.stringify(ids));
    localStorage.setItem(EXCLUDE_MERCHANTS_DATA_KEY, JSON.stringify(validMerchants));

    // Update global array
    excludeMerchantIDs = ids;
}

// Load function for merchant data
function loadExcludeMerchants() {
    const merchantsData = JSON.parse(localStorage.getItem(EXCLUDE_MERCHANTS_DATA_KEY)) || [];
    const legacyIds = JSON.parse(localStorage.getItem(EXCLUDE_MERCHANTS_KEY)) || [];

    // Filter out invalid entries
    const validMerchants = merchantsData.filter(m =>
                                                m &&
                                                typeof m.id !== 'undefined' &&
                                                m.id !== null &&
                                                typeof m.name !== 'undefined' &&
                                                m.name !== null
                                               );

    // Convert legacy IDs if needed
    if (validMerchants.length === 0 && legacyIds.length > 0) {
        return legacyIds
            .filter(id => id && typeof id !== 'undefined')
            .map(id => ({ id, name: id }));
    }

    return validMerchants;
}

// Clean up existing data on script init
(function cleanupMerchantData() {
    const merchants = loadExcludeMerchants();
    saveExcludeMerchants(merchants);
})();

// Fügt Event Listener hinzu, um Auto-Speichern zu ermöglichen
function addAutoSaveListeners() {
    // Event Listener für Eingabefelder
    const excludeWordsInput = document.getElementById('excludeWordsInput');
    excludeWordsInput.addEventListener('input', () => {
        const newWords = excludeWordsInput.value.split('\n').map(w => w.trim()).filter(Boolean);
        saveExcludeWords(newWords);
        excludeWords = newWords;
        processArticles();
    });

    const excludeMerchantIDsInput = document.getElementById('excludeMerchantIDsInput');
    excludeMerchantIDsInput.addEventListener('input', () => {
        const newMerchantIDs = excludeMerchantIDsInput.value.split('\n').map(id => id.trim()).filter(Boolean);
        saveExcludeMerchants(newMerchantIDs);
        excludeMerchantIDs = newMerchantIDs;
        processArticles();
    });
}

function addSettingsButton() {
    const deals = document.querySelectorAll('article.thread--deal, article.thread--voucher');

    deals.forEach(deal => {
        if (deal.hasAttribute('data-settings-added')) return;

        const footer = deal.querySelector('.threadListCard-footer, .threadCardLayout-footer');
        if (!footer) return;

        // Create settings button
        const settingsBtn = document.createElement('button');
        settingsBtn.className = 'flex--shrink-0 button button--type-text button--mode-secondary button--square';
        settingsBtn.title = 'mydealz Manager Einstellungen';
        settingsBtn.setAttribute('data-t', 'mdmSettings');
        settingsBtn.style.cssText = `
            display: inline-flex !important;
            align-items: center !important;
            justify-content: center !important;
            padding: 6px !important;
            border: none !important;
            background: transparent !important;
            cursor: pointer !important;
            margin: 0 4px !important;
            min-width: 32px !important;
            min-height: 32px !important;
            position: relative !important;
            z-index: 2 !important;
        `;

        settingsBtn.innerHTML = `
            <span class="flex--inline boxAlign-ai--all-c">
                <svg width="20" height="20" class="icon icon--gear">
                    <use xlink:href="/assets/img/ico_707ed.svg#gear"></use>
                </svg>
            </span>
        `;

        // Insert at correct position (before comments button)
        const commentsBtn = footer.querySelector('[href*="comments"]');
        if (commentsBtn) {
            commentsBtn.parentNode.insertBefore(settingsBtn, commentsBtn);
        } else {
            footer.prepend(settingsBtn);
        }

        deal.setAttribute('data-settings-added', 'true');

        // Rest of click handler code remains unchanged
        settingsBtn.onclick = (e) => {
            e.preventDefault();
            e.stopPropagation();

            if (isSettingsOpen) {
                if (dealThatOpenedSettings === deal) {
                    cleanup();
                } else {
                    dealThatOpenedSettings = deal;
                    const colors = getThemeColors(); // Move colors definition here

                    // Update merchant button
                    const merchantButton = document.getElementById('hideMerchantButton');
                    const merchantLink = deal.querySelector('a[data-t="merchantLink"]');

                    if (merchantButton) {
                        merchantButton.remove();
                    }

                    if (merchantLink) {
                        const merchantName = merchantLink.textContent.trim();
                        const merchantButtonHtml = `
                            <button id="hideMerchantButton" style="
                                width: 100%;
                                margin-top: 5px;
                                padding: 5px 10px;
                                background: ${colors.buttonBg};
                                border: 1px solid ${colors.buttonBorder};
                                border-radius: 3px;
                                cursor: pointer;
                                color: ${colors.text};
                            ">
                                <i class="fas fa-store-slash"></i> Alle Deals von <span style="font-weight: bold">${merchantName}</span> ausblenden
                            </button>
                        `;

                        // Update settings content
                        const settingsContent = settingsDiv.querySelector('div');
                        if (settingsContent) {
                            settingsContent.insertAdjacentHTML('afterbegin', merchantButtonHtml);
                        }

                        // Re-attach click handler
                        const newMerchantButton = document.getElementById('hideMerchantButton');
                        if (newMerchantButton) {
                            newMerchantButton.addEventListener('click', merchantButtonHandler);
                        }
                    }

                    // Reset word suggestions
                    suggestedWords = [];
                    const suggestionList = document.getElementById('wordSuggestionList');
                    if (suggestionList) {
                        suggestionList.remove();
                    }

                    // Reset word input
                    const newWordInput = document.getElementById('newWordInput');
                    if (newWordInput) {
                        newWordInput.value = '';
                    }
                }
            } else {
                dealThatOpenedSettings = deal;
                createSettingsUI();
            }
            return false;
        };
    });
}

// Add to document ready handler
document.addEventListener('DOMContentLoaded', () => {
    processArticles();
    addSettingsButton();
    addMerchantPageHideButton();
    initObserver();
    injectMaxPriceFilter(); // Add this line
});

function addHideButtons() {
    const deals = document.querySelectorAll('article:not([data-button-added])');

    deals.forEach(deal => {
        if (deal.hasAttribute('data-button-added')) return;

        // Check for expired status
        const isExpired = deal.querySelector('.color--text-TranslucentSecondary .size--all-s')?.textContent.includes('Abgelaufen');

        // Get temperature container
        const voteTemp = deal.querySelector('.cept-vote-temp');
        if (!voteTemp) return;

        // Remove popover
        const popover = voteTemp.querySelector('.popover-origin');
        if (popover) popover.remove();

        // Find temperature span for expired deals
        const tempSpan = isExpired ? voteTemp.querySelector('span') : null;
        const targetElement = isExpired ? tempSpan : voteTemp;

        if (!targetElement) return;

        const hideButtonContainer = document.createElement('div');
        hideButtonContainer.style.cssText = `
            position: absolute;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            display: none;
            z-index: 10001;
            pointer-events: none;
        `;

        const hideButton = document.createElement('button');
        hideButton.innerHTML = '❌';
        hideButton.className = 'vote-button overflow--visible';
        hideButton.title = 'Deal verbergen';
        hideButton.style.cssText = `
            position: absolute !important;
            left: 50% !important;
            top: 50% !important;
            transform: translate(-50%, -50%) !important;
            z-index: 10002 !important;
            background: ${isDarkMode() ? 'rgba(45, 45, 45, 0.9)' : 'rgba(255, 255, 255, 0.9)'} !important;
            border: none !important;
            border-radius: 50% !important;
            cursor: pointer !important;
            padding: 8px !important;
            width: 32px !important;
            height: 32px !important;
            display: flex !important;
            align-items: center !important;
            justify-content: center !important;
            pointer-events: all !important;
            box-shadow: none !important;
        `;

        // Position relative to container
        if (!targetElement.style.position) {
            targetElement.style.position = 'relative';
        }

        if (IS_TOUCH_DEVICE) {
            let buttonVisible = false;

            // Add scroll handler to hide button
            const scrollHandler = () => {
                if (buttonVisible) {
                    buttonVisible = false;
                    hideButtonContainer.style.display = 'none';
                }
            };

            // Add scroll listener
            window.addEventListener('scroll', scrollHandler, { passive: true });


            targetElement.addEventListener('touchstart', (e) => {
                e.preventDefault();
                e.stopPropagation();

                if (!buttonVisible) {
                    buttonVisible = true;
                    hideButtonContainer.style.display = 'block';
                } else {
                    const dealId = deal.getAttribute('id');
                    hiddenDeals.push(dealId);
                    saveHiddenDeals();
                    hideDeal(deal);
                    // Remove scroll listener after hiding deal
                    window.removeEventListener('scroll', scrollHandler);
                }
            }, true);

            // Clean up scroll listener when deal is removed
            const dealObserver = new MutationObserver((mutations) => {
                mutations.forEach(mutation => {
                    if (mutation.type === 'childList' && mutation.removedNodes.length) {
                        window.removeEventListener('scroll', scrollHandler);
                        dealObserver.disconnect();
                    }
                });
            });

            dealObserver.observe(deal.parentNode, { childList: true });

            targetElement.addEventListener('touchend', () => {
                if (!buttonVisible) {
                    hideButtonContainer.style.display = 'none';
                }
            }, true);
        } else {
            targetElement.addEventListener('mouseenter', () => {
                hideButtonContainer.style.display = 'block';
            }, true);

            targetElement.addEventListener('mouseleave', () => {
                hideButtonContainer.style.display = 'none';
            }, true);

            hideButton.onclick = (e) => {
                e.preventDefault();
                e.stopPropagation();
                const dealId = deal.getAttribute('id');
                hiddenDeals.push(dealId);
                saveHiddenDeals();
                hideDeal(deal);
                return false;
            };
        }

        hideButtonContainer.appendChild(hideButton);
        targetElement.appendChild(hideButtonContainer);
        deal.setAttribute('data-button-added', 'true');
    });
}

// Verbesserte HTML Decoder Funktion
function decodeHtml(html) {
    const txt = document.createElement('textarea');
    txt.innerHTML = html;
    return txt.value;
}

// --- 3. Backup- und Restore-Funktionen ---
function backupData() {
    const backup = {
        excludeWords: excludeWords,
        excludeMerchantIDs: excludeMerchantIDs,
        merchantsData: loadExcludeMerchants()
    };

    const now = new Date();
    const timestamp = now.getFullYear() + '-' +
          String(now.getMonth() + 1).padStart(2, '0') + '-' +
          String(now.getDate()).padStart(2, '0') + '_' +
          String(now.getHours()).padStart(2, '0') + '.' +
          String(now.getMinutes()).padStart(2, '0');

    const blob = new Blob([JSON.stringify(backup, null, 2)], { type: 'application/json' });
    const url = URL.createObjectURL(blob);
    const a = document.createElement('a');
    a.href = url;
    a.download = `mydealz_backup_${timestamp}.json`;
    a.click();
    URL.revokeObjectURL(url);
}

// Restore-Funktion
function restoreData(event) {
    const file = event.target.files[0];
    if (file && file.type === 'application/json') {
        const reader = new FileReader();
        reader.onload = function(e) {
            const restoredData = JSON.parse(e.target.result);
            if (restoredData.excludeWords && (restoredData.excludeMerchantIDs || restoredData.merchantsData)) {
                // Restore words
                saveExcludeWords(restoredData.excludeWords);
                excludeWords = restoredData.excludeWords;

                // Restore merchant data
                const merchantsData = restoredData.merchantsData ||
                      restoredData.excludeMerchantIDs.map(id => ({ id, name: id }));

                saveExcludeMerchants(merchantsData);

                // Update UI
                document.getElementById('excludeWordsInput').value = excludeWords.join('\n');

                // Refresh deals
                processArticles();
            } else {
                alert('Die Backup-Datei ist nicht im richtigen Format.');
            }
        };
        reader.readAsText(file);
    } else {
        alert('Bitte wählen Sie eine gültige JSON-Datei aus.');
    }
}

// --- 4. Benutzeroberfläche (UI) ---
function getSubUIPosition() {
    if (IS_TOUCH_DEVICE) {
        return `
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
        `;
    }
    return `
        position: fixed;
        top: 50%;
        left: calc(50% + 310px);
        transform: translate(-50%, -50%);
    `;
}

function createMerchantListUI() {
    const colors = getThemeColors();
    merchantListDiv.style.cssText = `
        ${getSubUIPosition()}
        padding: 15px;
        background: ${colors.background};
        border: 1px solid ${colors.border};
        border-radius: 5px;
        z-index: 1001;
        width: 300px;
        color: ${colors.text};
    `;

    const currentMerchants = loadExcludeMerchants();

    const merchantListHTML = currentMerchants.map(merchant => `
        <div class="merchant-item" style="
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 5px;
            padding: 5px;
            background: ${colors.itemBg};
            color: ${colors.text};
            border: 1px solid ${colors.border};
            border-radius: 3px;">
            <span>${merchant.name}</span>
            <button class="delete-merchant" data-id="${merchant.id}" style="
                background: none;
                border: none;
                cursor: pointer;
                color: ${colors.text};">
                <i class="fas fa-times"></i>
            </button>
        </div>
    `).join('');

    merchantListDiv.innerHTML = `
        <h4 style="margin-bottom: 10px;">Ausgeblendete Händler</h4>
        <input type="text" id="merchantSearch" placeholder="Händler suchen..."
            style="
                width: 100%;
                padding: 5px;
                margin-bottom: 10px;
                background: ${colors.inputBg};
                border: 1px solid ${colors.border};
                color: ${colors.text};
                border-radius: 3px;">
        <div style="margin-bottom: 15px;">
            <div id="merchantList" style="margin-bottom: 10px; max-height: 200px; overflow-y: auto; padding-right: 5px;">
                ${merchantListHTML}
            </div>
            <button id="clearMerchantListButton" style="
                width: 100%;
                padding: 5px 10px;
                background: ${colors.buttonBg};
                border: 1px solid ${colors.buttonBorder};
                color: ${colors.text};
                border-radius: 3px;
                cursor: pointer;
                margin-top: 10px;">
                <i class="fas fa-trash"></i> Alle Händler entfernen
            </button>
        </div>
        <div style="text-align: right;">
            <button id="closeMerchantListButton" style="padding: 8px 12px; background: none; border: none; cursor: pointer;" title="Schließen">
                <i class="fas fa-times"></i>
            </button>
        </div>
    `;

    // Add the div to the document body
    document.body.appendChild(merchantListDiv);
    setupClickOutsideHandler();

    // Add search functionality
    const searchInput = document.getElementById('merchantSearch');
    searchInput.addEventListener('input', (e) => {
        const searchTerm = e.target.value.toLowerCase();
        document.querySelectorAll('.merchant-item').forEach(item => {
            const merchantName = item.querySelector('span').textContent.toLowerCase();
            item.style.display = merchantName.includes(searchTerm) ? 'flex' : 'none';
        });
    });

    // Add clear all button handler
    document.getElementById('clearMerchantListButton').addEventListener('click', () => {
        if (confirm('Möchten Sie wirklich alle Händler aus der Liste entfernen?')) {
            saveExcludeMerchants([]);
            document.getElementById('merchantList').innerHTML = '';
            processArticles();
        }
    });

    // Update delete button handlers
    document.querySelectorAll('.delete-merchant').forEach(button => {
        button.addEventListener('click', function(e) {
            // Prevent event bubbling
            e.preventDefault();
            e.stopPropagation();

            // Get merchant ID to delete
            const deleteButton = e.target.closest('.delete-merchant');
            if (!deleteButton) return;

            const idToDelete = deleteButton.dataset.id;

            // Update merchant data
            const merchantsData = loadExcludeMerchants();
            const updatedMerchants = merchantsData.filter(m => m.id !== idToDelete);

            // Save updated data
            saveExcludeMerchants(updatedMerchants);

            // Remove from UI
            deleteButton.closest('.merchant-item').remove();

            // Refresh deals
            processArticles();
        });
    });

    // Update close button handlers in createMerchantListUI
    document.getElementById('closeMerchantListButton').addEventListener('click', (e) => {
        e.stopPropagation(); // Prevent event bubbling
        closeActiveSubUI();
    });
}

function createExcludeWordsUI() {
    const colors = getThemeColors();
    wordsListDiv.style.cssText = `
        ${getSubUIPosition()}
        padding: 15px;
        background: ${colors.background};
        border: 1px solid ${colors.border};
        border-radius: 5px;
        z-index: 1001;
        width: 300px;
        color: ${colors.text};
    `;

    const currentWords = loadExcludeWords();

    const wordsListHTML = currentWords.map(word => `
        <div class="word-item" style="
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 5px;
            padding: 5px;
            background: ${colors.itemBg};
            color: ${colors.text};
            border: 1px solid ${colors.border};
            border-radius: 3px;">
            <span style="word-break: break-word;">${word}</span>
            <button class="delete-word" data-word="${word}" style="
                background: none;
                border: none;
                cursor: pointer;
                color: ${colors.text};">
                <i class="fas fa-times"></i>
            </button>
        </div>
    `).join('');

    wordsListDiv.innerHTML = `
        <h4 style="margin-bottom: 10px;">Ausgeblendete Wörter</h4>
        <input type="text" id="wordSearch" placeholder="Wörter suchen..."
            style="
                width: 100%;
                padding: 5px;
                margin-bottom: 10px;
                background: ${colors.inputBg};
                border: 1px solid ${colors.border};
                color: ${colors.text};
                border-radius: 3px;">
        <div style="margin-bottom: 15px;">
            <div id="wordsList" style="margin-bottom: 10px; max-height: 200px; overflow-y: auto; padding-right: 5px;">
                ${wordsListHTML}
            </div>
            <button id="clearWordsListButton" style="
                width: 100%;
                padding: 5px 10px;
                background: ${colors.buttonBg};
                border: 1px solid ${colors.buttonBorder};
                color: ${colors.text};
                border-radius: 3px;
                cursor: pointer;
                margin-top: 10px;">
                <i class="fas fa-trash"></i> Alle Wörter entfernen
            </button>
        </div>
        <div style="text-align: right;">
            <button id="closeWordsListButton" style="padding: 8px 12px; background: none; border: none; cursor: pointer;" title="Schließen">
                <i class="fas fa-times"></i>
            </button>
        </div>
    `;

    // Add the div to the document body
    document.body.appendChild(wordsListDiv);
    setupClickOutsideHandler();

    // Add search functionality
    const searchInput = document.getElementById('wordSearch');
    searchInput.addEventListener('input', (e) => {
        const searchTerm = e.target.value.toLowerCase();
        document.querySelectorAll('.word-item').forEach(item => {
            const word = item.querySelector('span').textContent.toLowerCase();
            item.style.display = word.includes(searchTerm) ? 'flex' : 'none';
        });
    });

    // Add clear all button handler
    document.getElementById('clearWordsListButton').addEventListener('click', () => {
        if (confirm('Möchten Sie wirklich alle Wörter aus der Liste entfernen?')) {
            saveExcludeWords([]);
            document.getElementById('wordsList').innerHTML = '';
            excludeWords = [];
            processArticles();
        }
    });

    // Add delete handlers
    document.querySelectorAll('.delete-word').forEach(button => {
        button.addEventListener('click', (e) => {
            // Prevent event bubbling
            e.preventDefault();
            e.stopPropagation();

            const deleteButton = e.target.closest('.delete-word');
            if (!deleteButton) return;

            const wordToDelete = deleteButton.dataset.word;
            excludeWords = excludeWords.filter(word => word !== wordToDelete);
            saveExcludeWords(excludeWords);

            // Remove only the specific word item
            deleteButton.closest('.word-item').remove();

            // Update deals without closing UI
            processArticles();
        });
    });

    // Update close button handlers in createExcludeWordsUI
    document.getElementById('closeWordsListButton').addEventListener('click', (e) => {
        e.stopPropagation(); // Prevent event bubbling
        closeActiveSubUI();
    });
}

function getWordsFromTitle(dealElement) {
    if (!dealElement) return [];

    const titleElement = dealElement.querySelector('.thread-title');
    if (!titleElement) return [];

    // Extrahiere nur den sichtbaren Text aus dem Title
    const visibleTitle = titleElement.textContent;

    // Decode HTML entities and normalize spaces
    const titleText = decodeHtml(visibleTitle)
    .replace(/&nbsp;/g, ' ')
    .replace(/\s+/g, ' ')
    .trim();

    // Verbesserte Wortextraktion mit Beibehaltung von Sonderzeichen
    const words = titleText
    // Split at spaces, commas and forward slashes
    .split(/[\s,/]+/)
    .map(word => word.trim())
    // Mindestens 2 Zeichen und keine HTML/URL-Fragmente
    .filter(word =>
            word.match(/[\p{L}\p{N}]{2,}/u) && // Unicode-aware matching
            !word.includes('=') &&
            !word.startsWith('class') &&
            !word.startsWith('title')
           )
    // Nur führende/endende Sonderzeichen entfernen
    .map(word => word.replace(/^[^\p{L}\p{N}]+|[^\p{L}\p{N}]+$/gu, ''));

    // Duplikate case-insensitive entfernen
    const uniqueWords = [];
    const seenWords = new Set();

    for (const word of words) {
        const lowerWord = word.toLowerCase();
        if (!seenWords.has(lowerWord)) {
            seenWords.add(lowerWord);
            uniqueWords.push(word);
        }
    }

    return uniqueWords;
}

// Add debug logging to settings UI creation
function createSettingsUI() {
    if (isSettingsOpen) return;
    isSettingsOpen = true;

    // Initialize containers
    initUIContainers();

    const colors = getThemeColors();

    settingsDiv.style.cssText = `
        position: fixed;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        padding: 15px;
        background: ${colors.background};
        border: 1px solid ${colors.border};
        border-radius: 5px;
        z-index: 1000;
        width: 300px;
        max-height: 90vh;
        overflow: visible;
        color: ${colors.text};
    `;

    // Get merchant info from current deal
    let merchantName = null;
    let showMerchantButton = false;

    if (dealThatOpenedSettings) {
        const merchantLink = dealThatOpenedSettings.querySelector('a[data-t="merchantLink"]');
        if (merchantLink) {
            merchantName = merchantLink.textContent.trim();
            showMerchantButton = true;
        }
    }

    // Process articles when opening settings
    processArticles();

    const currentExcludeWords = JSON.parse(localStorage.getItem(EXCLUDE_WORDS_KEY)) || [];
    const currentExcludeMerchantIDs = JSON.parse(localStorage.getItem(EXCLUDE_MERCHANTS_KEY)) || [];

    const dealWords = dealThatOpenedSettings ? getWordsFromTitle(dealThatOpenedSettings) : [];

    // Conditional merchant button HTML - only show if merchant exists
    const merchantButtonHtml = showMerchantButton ? `
        <button id="hideMerchantButton" style="
            width: 100%;
            margin-top: 5px;
            padding: 5px 10px;
            background: ${colors.buttonBg};
            border: 1px solid ${colors.buttonBorder};
            border-radius: 3px;
            cursor: pointer;
            color: ${colors.text};
        ">
            <i class="fas fa-store-slash"></i> Alle Deals von <span style="font-weight: bold">${merchantName}</span> ausblenden
        </button>
    ` : '';

    // Datalist Element entfernen, wird nicht benötigt
    const wordInputSection = `
    <div style="margin-bottom: 20px;">
        <div style="display: flex; align-items: center; gap: 5px;">
            <input id="newWordInput"
                autocomplete="off"
                placeholder="Neues Wort..."
                title="Deals mit hier eingetragenen Wörtern im Titel werden ausgeblendet."
                style="
                    flex: 1;
                    padding: 8px;
                    background: ${colors.inputBg};
                    border: 1px solid ${colors.border};
                    border-radius: 3px;
                    color: ${colors.text};
                ">
            <button id="addWordButton"
                style="
                    padding: 8px;
                    background: ${colors.buttonBg};
                    border: 1px solid ${colors.buttonBorder};
                    border-radius: 3px;
                    cursor: pointer;
                    color: ${colors.text};
                ">
                <i class="fas fa-plus"></i>
            </button>
        </div>
    </div>`;

    // Update the settingsDiv HTML to include the new wordInputSection
    settingsDiv.innerHTML = `
        <h4 style="margin-bottom: 15px; color: ${colors.text}">Einstellungen zum Ausblenden</h4>
        ${wordInputSection}
        ${merchantButtonHtml}

        <!-- List Management Section -->
        <div style="margin-top: 20px; display: flex; flex-direction: column; gap: 10px;">
            <button id="showWordsListButton" style="
                width: 100%;
                padding: 8px;
                background: ${colors.buttonBg};
                border: 1px solid ${colors.buttonBorder};
                border-radius: 3px;
                cursor: pointer;
                color: ${colors.text};">
                <i class="fas fa-list"></i> Wortfilter verwalten
            </button>
            <button id="showMerchantListButton" style="
                width: 100%;
                padding: 8px;
                background: ${colors.buttonBg};
                border: 1px solid ${colors.buttonBorder};
                border-radius: 3px;
                cursor: pointer;
                color: ${colors.text};">
                <i class="fas fa-store"></i> Händlerfilter verwalten
            </button>
        </div>

        <!-- Action Buttons -->
        <div style="margin-top: 20px; text-align: right; display: flex; justify-content: flex-end; gap: 5px;">
            <button id="createBackupButton" style="padding: 8px; background: none; border: none; cursor: pointer; color: ${colors.text};" title="Backup erstellen">
                <i class="fas fa-file-export"></i>
            </button>
            <button id="restoreBackupButton" style="padding: 8px; background: none; border: none; cursor: pointer; color: ${colors.text};" title="Wiederherstellen">
                <i class="fas fa-file-import"></i>
            </button>
            <input type="file" id="restoreFileInput" style="display: none;" />
            <button id="closeSettingsButton" style="padding: 8px; background: none; border: none; cursor: pointer; color: ${colors.text};" title="Schließen">
                <i class="fas fa-times"></i>
            </button>
        </div>`;

    // Explicitly add to DOM
    document.body.appendChild(settingsDiv);
    setupClickOutsideHandler();
    updateUITheme();

    const actionButtons = settingsDiv.querySelectorAll('#closeSettingsButton, #createBackupButton, #restoreBackupButton');
    actionButtons.forEach(btn => {
        btn.style.cssText = `
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
            color: ${colors.text};
        `;
    });

    // Add word input handler
    const addWordButton = document.getElementById('addWordButton');
    if (addWordButton) {
        addWordButton.addEventListener('click', () => {
            const newWordInput = document.getElementById('newWordInput');
            const newWord = newWordInput.value.trim();
            if (newWord && !excludeWords.includes(newWord)) {
                excludeWords.unshift(newWord);
                saveExcludeWords(excludeWords);
                newWordInput.value = '';
                processArticles();
                //updateActiveLists(); // Liste aktualisieren
                cleanup(); // Close settings UI

                suggestedWords = [];
                const suggestionList = document.getElementById('wordSuggestionList');
                if (suggestionList) {
                    suggestionList.remove();
                }
            }
        });
    }

    // Add enter key handler for input
    document.getElementById('newWordInput').addEventListener('keypress', (e) => {
        if (e.key === 'Enter') {
            document.getElementById('addWordButton').click();
        }
    });

    // Only add merchant button listener if button exists
    const hideMerchantButton = document.getElementById('hideMerchantButton');
    if (hideMerchantButton && showMerchantButton) {
        hideMerchantButton.addEventListener('click', () => {
            if (!dealThatOpenedSettings) return;

            const merchantLink = dealThatOpenedSettings.querySelector('a[href*="merchant-id="]');
            if (!merchantLink) return;

            const merchantIDMatch = merchantLink.getAttribute('href').match(/merchant-id=(\d+)/);
            if (!merchantIDMatch) return;

            const merchantID = merchantIDMatch[1];
            const merchantName = dealThatOpenedSettings.querySelector('a[data-t="merchantLink"]').textContent.trim();

            const merchantsData = loadExcludeMerchants();
            if (!merchantsData.some(m => m.id === merchantID)) {
                merchantsData.unshift({ id: merchantID, name: merchantName });
                saveExcludeMerchants(merchantsData);
                processArticles();
                cleanup(); // Close settings UI

                // Aktualisiere Listen wenn UI offen
                if (activeSubUI === 'merchant') {
                    updateActiveLists();
                }
            }
        });
    }

    // Add merchant list button listener
    document.getElementById('showMerchantListButton').addEventListener('click', () => {
        const btn = document.getElementById('showMerchantListButton');

        if (btn.hasAttribute('data-processing')) return;

        btn.setAttribute('data-processing', 'true');

        if (activeSubUI === 'merchant') {
            closeActiveSubUI();
            btn.innerHTML = '<i class="fas fa-store"></i> Händlerfilter verwalten';
            activeSubUI = null;
        } else {
            closeActiveSubUI();
            createMerchantListUI();
            activeSubUI = 'merchant';
            btn.innerHTML = '<i class="fas fa-times"></i> Händlerfilter ausblenden';
        }

        btn.removeAttribute('data-processing');
    });

    // Add words list button listener
    document.getElementById('showWordsListButton').addEventListener('click', () => {
        const btn = document.getElementById('showWordsListButton');

        if (activeSubUI === 'words') {
            closeActiveSubUI();
            btn.innerHTML = '<i class="fas fa-list"></i> Wortfilter verwalten';
            activeSubUI = null;
        } else {
            closeActiveSubUI();
            createExcludeWordsUI();
            activeSubUI = 'words';
            btn.innerHTML = '<i class="fas fa-times"></i> Wortfilter ausblenden';
        }
    });

    // Always ensure close button works
    document.getElementById('closeSettingsButton').addEventListener('click', (e) => {
        e.stopPropagation(); // Prevent event bubbling
        cleanup();
    });

    // Backup/Restore Event Listeners
    document.getElementById('createBackupButton').addEventListener('click', backupData);

    document.getElementById('restoreBackupButton').addEventListener('click', () => {
        document.getElementById('restoreFileInput').click();
    });

    document.getElementById('restoreFileInput').addEventListener('change', restoreData);

    // Add event listeners only if newWordInput exists
    const newWordInput = document.getElementById('newWordInput');
    if (newWordInput) {
        // Unified focus handler
        newWordInput.addEventListener('focus', () => {
            // Get fresh words from current deal if none exist
            if (suggestedWords.length === 0) {
                suggestedWords = getWordsFromTitle(dealThatOpenedSettings);
            }

            // Always show suggestion list if words exist
            if (suggestedWords.length > 0) {
                updateSuggestionList();
            }
        }, { once: false }); // Allow multiple focus events
    }

    // Click Outside Handler anpassen
    createSuggestionClickHandler();

    // Cleanup bei UI-Schließung
    document.getElementById('closeSettingsButton').addEventListener('click', () => {
        document.removeEventListener('click', suggestionClickHandler);
    });

    // Add cleanup to window unload
    window.addEventListener('unload', cleanup);

    // Add to createSettingsUI after other event listeners
    const maxPriceInput = document.getElementById('maxPriceFilterInput'); // Note the correct ID
    if (maxPriceInput) {
        maxPriceInput.addEventListener('change', (e) => {
            const price = parseFloat(e.target.value);
            if (!isNaN(price) && price >= 0) {
                saveMaxPrice(price);
                processArticles();
            }
        });
    }

    // Get initial word suggestions
    suggestedWords = dealThatOpenedSettings ? getWordsFromTitle(dealThatOpenedSettings) : [];
}

function updateSuggestionList() {
    // Save scroll position if list exists
    const oldList = document.getElementById('wordSuggestionList');
    const scrollPosition = oldList?.scrollTop || 0;

    // Remove old list if exists
    if (oldList) oldList.remove();

    // Filter and check for words
    suggestedWords = suggestedWords.filter(word => !excludeWords.includes(word));
    if (!suggestedWords.length) return;

    const inputField = document.getElementById('newWordInput');
    const inputRect = inputField.getBoundingClientRect();
    const colors = getThemeColors();

    // Create suggestion list with fixed positioning
    const wordSuggestionList = document.createElement('div');
    wordSuggestionList.id = 'wordSuggestionList';
    wordSuggestionList.style.cssText = `
        position: fixed;
        top: ${inputRect.bottom}px;
        left: ${inputRect.left}px;
        width: ${inputRect.width}px;
        max-height: 200px;
        overflow-y: auto;
        background: ${colors.background};
        border: 1px solid ${colors.border};
        color: ${colors.text};
        border-radius: 3px;
        z-index: 1002;
        box-shadow: 0 2px 5px rgba(0,0,0,0.1);
        display: block;
    `;

    // Add scroll event listener to update position
    const updatePosition = () => {
        const newRect = inputField.getBoundingClientRect();
        wordSuggestionList.style.top = `${newRect.bottom}px`;
        wordSuggestionList.style.left = `${newRect.left}px`;
    };

    window.addEventListener('scroll', updatePosition, true);
    window.addEventListener('resize', updatePosition);

    // Rest of the function stays the same
    wordSuggestionList.innerHTML = suggestedWords
        .map(word => `
            <div class="word-suggestion-item" style="padding: 10px; border-bottom: 1px solid #eee; cursor: pointer; transition: background-color 0.2s;">
                ${word}
            </div>
        `).join('');

    document.body.appendChild(wordSuggestionList);
    wordSuggestionList.scrollTop = scrollPosition;

    // Add event listeners for items
    wordSuggestionList.querySelectorAll('.word-suggestion-item').forEach(item => {
        item.addEventListener('mouseenter', () => {
            item.style.backgroundColor = colors.itemBg;
        });
        item.addEventListener('mouseleave', () => {
            item.style.backgroundColor = colors.background;
        });
        item.addEventListener('click', handleWordSelection);
    });

    // Clean up event listeners when list is removed
    const cleanupListeners = () => {
        window.removeEventListener('scroll', updatePosition, true);
        window.removeEventListener('resize', updatePosition);
    };

    // Add to existing cleanup function
    const oldCleanup = cleanup;
    cleanup = () => {
        cleanupListeners();
        oldCleanup();
    };
}

function initObserver() {
    // Disconnect existing observer if it exists
    if (observer) {
        observer.disconnect();
    }

    // Reinitialize the observer
    observer.observe(document.body, {
        childList: true,
        subtree: true
    });

    // Process any existing articles
    processArticles();
    addSettingsButton();
    addHideButtons();
}

// Update addMerchantToList function
function addMerchantToList(merchant, merchantList) {
    const div = document.createElement('div');
    div.className = 'merchant-item';
    div.style.cssText = 'display: flex; justify-content: space-between; align-items: center; margin-bottom: 5px; padding: 5px; background: #f0f0f0; border-radius: 3px;';
    div.innerHTML = `
        <span style="font-weight: bold;">${merchant.name}</span>
        <button class="delete-merchant" data-id="${merchant.id}" style="background: none; border: none; cursor: pointer; color: #666;">
            <i class="fas fa-times"></i>
        </button>
    `;

    // Insert at beginning of list
    merchantList.insertBefore(div, merchantList.firstChild);
}

// Update word list UI - add new item at top
function addWordToList(word, wordsList) {
    const div = document.createElement('div');
    div.className = 'word-item';
    div.style.cssText = 'display: flex; justify-content: space-between; align-items: center; margin-bottom: 5px; padding: 5px; background: #f0f0f0; border-radius: 3px;';
    div.innerHTML = `
        <span style="word-break: break-word;">${word}</span>
        <button class="delete-word" data-word="${word}" style="background: none; border: none; cursor: pointer; color: #666;">
            <i class="fas fa-times"></i>
        </button>
    `;

    // Insert at beginning of list
    wordsList.insertBefore(div, wordsList.firstChild);
}

function setupClickOutsideHandler() {
    if (uiClickOutsideHandler) {
        document.removeEventListener('click', uiClickOutsideHandler);
    }

    uiClickOutsideHandler = (e) => {

        // Early exit for clicks on UI controls
        if (e.target.closest('.settings-button') ||
            e.target.closest('#showMerchantListButton') ||
            e.target.closest('#showWordsListButton')) {
            return;
        }

        // Get current UI states
        const settingsOpen = settingsDiv?.parentNode;
        const merchantsOpen = merchantListDiv?.parentNode;
        const wordsOpen = wordsListDiv?.parentNode;

        // Check if click was outside all UIs
        const clickedOutside = (!settingsOpen || !settingsDiv.contains(e.target)) &&
              (!merchantsOpen || !merchantListDiv.contains(e.target)) &&
              (!wordsOpen || !wordsListDiv.contains(e.target));

        if (clickedOutside) {
            cleanup();

            // Explicit cleanup of UI elements
            if (settingsDiv?.parentNode) settingsDiv.remove();
            if (merchantListDiv?.parentNode) merchantListDiv.remove();
            if (wordsListDiv?.parentNode) wordsListDiv.remove();

            // Reset states
            isSettingsOpen = false;
            activeSubUI = null;

            // Remove handler
            document.removeEventListener('click', uiClickOutsideHandler);
            uiClickOutsideHandler = null;
        }
    };

    // Add with delay to prevent immediate trigger
    setTimeout(() => {
        document.addEventListener('click', uiClickOutsideHandler);
    }, 100);
}

// Add helper function to close sub-UIs
function closeActiveSubUI() {
    if (activeSubUI === 'merchant') {
        merchantListDiv?.remove();
        const btn = document.getElementById('showMerchantListButton');
        if (btn) {
            btn.innerHTML = '<i class="fas fa-store"></i> Händlerfilter verwalten';
            btn.removeAttribute('data-processing');
        }
    } else if (activeSubUI === 'words') {
        wordsListDiv?.remove();
        const btn = document.getElementById('showWordsListButton');
        if (btn) {
            btn.innerHTML = '<i class="fas fa-list"></i> Wortfilter verwalten';
        }
    }

    activeSubUI = null;
}

// Add new function to handle merchant pages
function addMerchantPageHideButton() {
    // Check if we're on a merchant page
    const urlParams = new URLSearchParams(window.location.search);
    const merchantId = urlParams.get('merchant-id');
    if (!merchantId) return;

    // Find merchant header
    const merchantBanner = document.querySelector(MERCHANT_PAGE_SELECTOR);
    if (!merchantBanner) return;

    // Get merchant name from page
    const merchantName = document.querySelector('.merchant-banner__title')?.textContent.trim();
    if (!merchantName) return;

    // Create hide button container
    const hideButtonContainer = document.createElement('div');
    hideButtonContainer.style.cssText = `
        display: inline-flex;
        align-items: center;
        margin-left: 10px;
    `;

    // Create hide button
    const hideButton = document.createElement('button');
    hideButton.innerHTML = '<i class="fas fa-store-slash"></i>';
    hideButton.title = `Alle Deals von ${merchantName} ausblenden`;
    hideButton.style.cssText = `
        padding: 8px;
        background: #f0f0f0;
        border: 1px solid #ccc;
        border-radius: 3px;
        cursor: pointer;
    `;

    // Add click handler
    hideButton.addEventListener('click', () => {
        const merchantsData = loadExcludeMerchants();

        // Check if ID already exists
        if (!merchantsData.some(m => m.id === merchantId)) {
            // Add new merchant at start of array
            merchantsData.unshift({ id: merchantId, name: merchantName });
            saveExcludeMerchants(merchantsData);
            processArticles();
        }
    });

    // Add button to page
    hideButtonContainer.appendChild(hideButton);
    merchantBanner.appendChild(hideButtonContainer);
}

// Funktion zum Aktualisieren der aktiven Listen
function updateActiveLists() {
    const colors = getThemeColors();

    if (activeSubUI === 'merchant' && merchantListDiv) {
        const merchantList = document.getElementById('merchantList');
        if (merchantList) {
            const currentMerchants = loadExcludeMerchants();
            merchantList.innerHTML = currentMerchants.map(merchant => `
                <div class="merchant-item" style="
                    display: flex;
                    justify-content: space-between;
                    align-items: center;
                    margin-bottom: 5px;
                    padding: 5px;
                    background: ${colors.itemBg};
                    color: ${colors.text};
                    border: 1px solid ${colors.border};
                    border-radius: 3px;">
                    <div style="display: flex; flex-direction: column;">
                        <span>${merchant.name}</span>
                        <span style="color: ${colors.text}; opacity: 0.7; font-size: 0.8em;">ID: ${merchant.id}</span>
                    </div>
                    <button class="delete-merchant" data-id="${merchant.id}" style="
                        background: none;
                        border: none;
                        cursor: pointer;
                        color: ${colors.text};">
                        <i class="fas fa-times"></i>
                    </button>
                </div>
            `).join('');

            // Event Listener neu hinzufügen
            document.querySelectorAll('.delete-merchant').forEach(button => {
                button.addEventListener('click', handleMerchantDelete);
            });
        }
    } else if (activeSubUI === 'words' && wordsListDiv) {
        const wordsList = document.getElementById('wordsList');
        if (wordsList) {
            const currentWords = loadExcludeWords();
            wordsList.innerHTML = currentWords.map(word => `
                <div class="word-item" style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 5px; padding: 5px; background: #f0f0f0; border-radius: 3px;">
                    <span style="word-break: break-word;">${word}</span>
                    <button class="delete-word" data-word="${word}" style="background: none; border: none; cursor: pointer; color: #666;">
                        <i class="fas fa-times"></i>
                    </button>
                </div>
            `).join('');

            // Event Listener neu hinzufügen
            document.querySelectorAll('.delete-word').forEach(button => {
                button.addEventListener('click', handleWordDelete);
            });
        }
    }
}

// Handler Funktionen definieren
function handleMerchantDelete(e) {
    e.preventDefault();
    e.stopPropagation();

    const deleteButton = e.target.closest('.delete-merchant');
    if (!deleteButton) return;

    const idToDelete = deleteButton.dataset.id;
    const merchantsData = loadExcludeMerchants();
    const updatedMerchants = merchantsData.filter(m => m.id !== idToDelete);

    saveExcludeMerchants(updatedMerchants);
    deleteButton.closest('.merchant-item').remove();
    processArticles();
}

function handleWordDelete(e) {
    e.preventDefault();
    e.stopPropagation();

    const deleteButton = e.target.closest('.delete-word');
    if (!deleteButton) return;

    const wordToDelete = deleteButton.dataset.word;
    excludeWords = excludeWords.filter(word => word !== wordToDelete);
    saveExcludeWords(excludeWords);
    deleteButton.closest('.word-item').remove();
    processArticles();
}

// Add new save function
function saveMaxPrice(price) {
    localStorage.setItem(MAX_PRICE_KEY, price.toString());
    maxPrice = price;
}

// Add after existing global functions
function merchantButtonHandler() {
    if (!dealThatOpenedSettings) return;

    const merchantLink = dealThatOpenedSettings.querySelector('a[href*="merchant-id="]');
    if (!merchantLink) return;

    const merchantIDMatch = merchantLink.getAttribute('href').match(/merchant-id=(\d+)/);
    if (!merchantIDMatch) return;

    const merchantID = merchantIDMatch[1];
    const merchantName = dealThatOpenedSettings.querySelector('a[data-t="merchantLink"]').textContent.trim();

    const merchantsData = loadExcludeMerchants();
    if (!merchantsData.some(m => m.id === merchantID)) {
        merchantsData.unshift({ id: merchantID, name: merchantName });
        saveExcludeMerchants(merchantsData);
        processArticles();
        cleanup(); // Close settings UI

        // Update lists if UI open
        if (activeSubUI === 'merchant') {
            updateActiveLists();
        }
    }
}

// Add after other utility functions
function handleWordSelection(e) {
    e.preventDefault();
    e.stopPropagation();

    const wordSuggestionList = document.getElementById('wordSuggestionList');
    const scrollPosition = wordSuggestionList.scrollTop; // Save scroll position

    const word = e.target.textContent.trim();
    const newWordInput = document.getElementById('newWordInput');
    const currentValue = newWordInput.value.trim();

    newWordInput.value = currentValue ? `${currentValue} ${word}` : word;
    suggestedWords = suggestedWords.filter(w => w !== word);

    updateSuggestionList();
    newWordInput.focus();

    // Restore scroll position after list update
    const updatedList = document.getElementById('wordSuggestionList');
    if (updatedList) {
        updatedList.scrollTop = scrollPosition;
    }
}

// Add after other global functions
function cleanup() {
    // Remove settings UI
    if (settingsDiv?.parentNode) {
        settingsDiv.remove();
        isSettingsOpen = false;
    }

    // Add word suggestion list cleanup
    const suggestionList = document.getElementById('wordSuggestionList');
    if (suggestionList) {
        suggestionList.remove();
    }

    // Close merchant & words lists
    if (merchantListDiv?.parentNode) merchantListDiv.remove();
    if (wordsListDiv?.parentNode) wordsListDiv.remove();

    // Reset UI states
    if (activeSubUI === 'merchant' || activeSubUI === 'words') {
        const btn = document.getElementById(`show${activeSubUI === 'merchant' ? 'Merchant' : 'Words'}ListButton`);
        if (btn) {
            btn.innerHTML = activeSubUI === 'merchant' ?
                '<i class="fas fa-store"></i> Händlerfilter verwalten' :
            '<i class="fas fa-list"></i> Wortfilter verwalten';
            btn.removeAttribute('data-processing');
        }
    }
    activeSubUI = null;

    // Clean up handlers
    document.removeEventListener('click', suggestionClickHandler);
    document.removeEventListener('click', uiClickOutsideHandler);
    window.removeEventListener('unload', cleanup);
    uiClickOutsideHandler = null;

    // Reset suggestion state
    suggestedWords = [];

    // Don't disconnect the main observer
    // Instead, reinitialize it to ensure it's working
    initObserver();
}

// 4. Complete UI state reset
function resetUIState() {
    isSettingsOpen = false;
    activeSubUI = null;
    dealThatOpenedSettings = null;
    suggestedWords = [];
    initialSuggestionListCreated = false;

    settingsDiv?.remove();
    merchantListDiv?.remove();
    wordsListDiv?.remove();
}

// Add after other global functions
function createSuggestionClickHandler() {
    // Remove old handler if exists
    if (suggestionClickHandler) {
        document.removeEventListener('click', suggestionClickHandler);
    }

    suggestionClickHandler = (e) => {
        const list = document.getElementById('wordSuggestionList');
        const input = document.getElementById('newWordInput');

        if (!list?.contains(e.target) && !input?.contains(e.target)) {
            list?.remove();
        }
    };

    document.addEventListener('click', suggestionClickHandler);
    return suggestionClickHandler;
}

// Add function to inject max price filter
function injectMaxPriceFilter() {
    const filterForm = document.querySelector('.subNavMenu-list form:first-of-type ul');
    if (!filterForm) return;

    // Create filter items with optimized HTML
    const filterItems = document.createElement('div');
    filterItems.innerHTML = `
        <!-- Cold Deals Toggle -->
        <li class="flex boxAlign-jc--all-sb boxAlign-ai--all-c space--h-3 space--v-3 subNavMenu-item--separator">
            <span class="subNavMenu-text mute--text space--r-2 overflow--wrap-off">Kalte Deals ausblenden</span>
            <label class="checkbox checkbox--brand checkbox--mode-special">
                <input
                    class="input checkbox-input"
                    type="checkbox"
                    id="hideColdDealsToggle"
                    ${hideColdDeals ? 'checked' : ''}
                >
                <span class="tGrid-cell tGrid-cell--shrink">
                    <span class="checkbox-box flex--inline boxAlign-jc--all-c boxAlign-ai--all-c">
                        <svg width="18px" height="14px" class="icon icon--tick checkbox-tick">
                            <use xlink:href="/assets/img/ico_707ed.svg#tick"></use>
                        </svg>
                    </span>
                </span>
            </label>
        </li>

        <!-- Price Filter -->
        <li class="flex boxAlign-jc--all-sb boxAlign-ai--all-c space--h-3 space--v-3">
            <span class="subNavMenu-text mute--text space--r-2 overflow--wrap-off">
                Maximalpreis filtern
            </span>
            <input
                type="number"
                id="maxPriceFilterInput"
                value="${maxPrice}"
                min="0"
                step="1"
                placeholder="€"
                style="
                    width: 70px;
                    padding: 4px 8px;
                    border: 1px solid #ccc;
                    border-radius: 4px;
                    margin-left: auto;
                    /* Remove spinner buttons */
                    -moz-appearance: textfield;
                    &::-webkit-outer-spin-button,
                    &::-webkit-inner-spin-button {
                        -webkit-appearance: none;
                        margin: 0;
                    }
                "
            >
        </li>`;

    filterForm.appendChild(filterItems);

    // Optimized input handling
    const priceInput = document.getElementById('maxPriceFilterInput');
    if (priceInput) {
        let debounceTimer;
        let isActive = false;

        // Debounced price update
        const updatePrice = (value) => {
            clearTimeout(debounceTimer);
            debounceTimer = setTimeout(() => {
                const price = parseInt(value.replace(/\D/g, ''));
                if (!isNaN(price) && price >= 0) {
                    saveMaxPrice(price);
                    processArticles();
                }
            }, 250);
        };

        // Keep menu open
        const keepMenuOpen = () => {
            if (!isActive) return;
            const menu = document.querySelector('.subNavMenu-list');
            if (menu) {
                menu.classList.add('force-open');
                menu.style.cssText = 'display:block;visibility:visible;opacity:1';
            }
        };

        // Focus handler
        priceInput.addEventListener('focus', () => {
            isActive = true;
            keepMenuOpen();
        }, { passive: true });

        // Input handler
        priceInput.addEventListener('input', (e) => {
            e.stopPropagation();
            updatePrice(e.target.value);
            if (isActive) keepMenuOpen();
        }, { passive: true });

        // Blur handler
        priceInput.addEventListener('blur', () => {
            isActive = false;
        }, { passive: true });

        // Click outside handler
        document.addEventListener('click', (e) => {
            if (!isActive) return;
            if (!e.target.closest('.subNavMenu-list')) {
                e.preventDefault();
                keepMenuOpen();
            }
        }, { capture: true });

        // Optional: Lightweight menu state observer
        const menu = document.querySelector('.subNavMenu-list');
        if (menu) {
            const observer = new MutationObserver(() => {
                if (isActive) requestAnimationFrame(keepMenuOpen);
            });

            observer.observe(menu, {
                attributes: true,
                attributeFilter: ['style', 'class'],
                childList: false,
                subtree: false
            });
        }
    }

    // Cold deals toggle
    const coldDealsToggle = document.getElementById('hideColdDealsToggle');
    if (coldDealsToggle) {
        coldDealsToggle.addEventListener('change', (e) => {
            e.stopPropagation();
            hideColdDeals = e.target.checked;
            localStorage.setItem(HIDE_COLD_DEALS_KEY, hideColdDeals);
            processArticles();
        });
    }
}

// Add observer for filter UI changes
const filterObserver = new MutationObserver((mutations) => {
    mutations.forEach(mutation => {
        if (mutation.addedNodes.length) {
            const filterMenu = document.querySelector('.subNavMenu-list');
            if (filterMenu && !document.getElementById('maxPriceFilterInput')) {
                injectMaxPriceFilter();
            }
        }
    });
});

// Start observing filter area
filterObserver.observe(document.body, {
    childList: true,
    subtree: true
});