跟踪并同步您在 Twitter/X 上的最后阅读位置，提供手动和自动选项。完美解决在查看新帖子时不丢失当前位置的问题。
// ==UserScript==
// @name Twitter/X Timeline Sync
// @description Tracks and syncs your last reading position on Twitter/X, with manual and automatic options. Ideal for keeping track of new posts without losing your place.
// @description:de Verfolgt und synchronisiert Ihre letzte Leseposition auf Twitter/X, mit manuellen und automatischen Optionen. Perfekt, um neue Beiträge im Blick zu behalten, ohne die aktuelle Position zu verlieren.
// @description:es Rastrea y sincroniza tu última posición de lectura en Twitter/X, con opciones manuales y automáticas. Ideal para mantener el seguimiento de las publicaciones nuevas sin perder tu posición.
// @description:fr Suit et synchronise votre dernière position de lecture sur Twitter/X, avec des options manuelles et automatiques. Idéal pour suivre les nouveaux posts sans perdre votre place actuelle.
// @description:zh-CN 跟踪并同步您在 Twitter/X 上的最后阅读位置，提供手动和自动选项。完美解决在查看新帖子时不丢失当前位置的问题。
// @description:ru Отслеживает и синхронизирует вашу последнюю позицию чтения на Twitter/X с ручными и автоматическими опциями. Идеально подходит для просмотра новых постов без потери текущей позиции。
// @description:ja Twitter/X での最後の読み取り位置を追跡して同期します。手動および自動オプションを提供します。新しい投稿を見逃さずに現在の位置を維持するのに最適です。
// @description:pt-BR Rastrea e sincroniza sua última posição de leitura no Twitter/X, com opções manuais e automáticas. Perfeito para acompanhar novos posts sem perder sua posição atual。
// @description:hi Twitter/X पर आपकी अंतिम पठन स्थिति को ट्रैक और सिंक करता है, मैनुअल और स्वचालित विकल्पों के साथ। नई पोस्ट देखते समय अपनी वर्तमान स्थिति को खोए बिना इसे ट्रैक करें।
// @description:ar يتتبع ويزامن آخر موضع قراءة لك على Twitter/X، مع خيارات يدوية وتلقائية. مثالي لتتبع المشاركات الجديدة دون فقدان موضعك الحالي。
// @description:it Traccia e sincronizza la tua ultima posizione di lettura su Twitter/X, con opzioni manuali e automatiche. Ideale per tenere traccia dei nuovi post senza perdere la posizione attuale。
// @description:ko Twitter/X에서 마지막 읽기 위치를 추적하고 동기화합니다. 수동 및 자동 옵션 포함. 새로운 게시물을 확인하면서 현재 위치를 잃지 않도록 이상적입니다。
// @icon https://x.com/favicon.ico
// @namespace http://tampermonkey.net/
// @version 2025.6.7
// @author Copiis
// @license MIT
// @match https://x.com/home
// @grant GM_setValue
// @grant GM_getValue
// ==/UserScript==
// If you find this script useful and would like to support my work, consider making a small donation!
// Bitcoin (BTC): bc1quc5mkudlwwkktzhvzw5u2nruxyepef957p68r7
// PayPal: https://www.paypal.com/paypalme/Coopiis?country.x=DE&locale.x=de_DE
(function () {
'use strict';
// Übersetzungen für alle Popup-Nachrichten
const translations = {
en: {
noValidPosition: "❌ No valid reading position to download.",
alreadyDownloaded: "ℹ️ This reading position has already been downloaded.",
downloadSuccess: "✅ Reading position downloaded as {fileName}.",
downloadFailed: "❌ Download failed. Reading position copied to clipboard. Please paste it into a .json file manually.",
downloadClipboardFailed: "❌ Download and clipboard copy failed. Please save manually.",
noPositionFound: "ℹ️ Scroll to set a reading position.",
scriptError: "❌ Error loading the script.",
invalidPosition: "❌ Invalid reading position.",
fileSelectError: "❌ Please select a JSON file.",
fileReadError: "❌ Error reading the file.",
fileDialogError: "❌ Error opening file dialog.",
fileLoadSuccess: "✅ Reading position successfully loaded!",
buttonsError: "❌ Error displaying buttons.",
searchPopup: "🔍 Searching... Press SPACE to cancel.",
searchNoPosition: "❌ No reading position available.",
searchScrollPrompt: "ℹ️ Please scroll or click the magnifier."
},
de: {
noValidPosition: "❌ Keine gültige Leseposition zum Downloaden.",
alreadyDownloaded: "ℹ️ Diese Leseposition wurde bereits heruntergeladen.",
downloadSuccess: "✅ Leseposition als {fileName} heruntergeladen.",
downloadFailed: "❌ Download fehlgeschlagen. Leseposition wurde in die Zwischenablage kopiert. Bitte manuell in eine .json-Datei einfügen.",
downloadClipboardFailed: "❌ Download und Kopieren fehlgeschlagen. Bitte manuell speichern.",
noPositionFound: "ℹ️ Scrolle, um eine Leseposition zu setzen.",
scriptError: "❌ Fehler beim Laden des Skripts.",
invalidPosition: "❌ Ungültige Leseposition.",
fileSelectError: "❌ Bitte wähle eine JSON-Datei aus.",
fileReadError: "❌ Fehler beim Lesen der Datei.",
fileDialogError: "❌ Fehler beim Öffnen des Datei-Dialogs.",
fileLoadSuccess: "✅ Leseposition erfolgreich geladen!",
buttonsError: "❌ Fehler beim Anzeigen der Buttons.",
searchPopup: "🔍 Suche läuft... Drücke LEERTASTE zum Abbrechen.",
searchNoPosition: "❌ Keine Leseposition vorhanden.",
searchScrollPrompt: "ℹ️ Bitte scrollen oder Lupe klicken."
},
es: {
noValidPosition: "❌ No hay posición de lectura válida para descargar.",
alreadyDownloaded: "ℹ️ Esta posición de lectura ya ha sido descargada.",
downloadSuccess: "✅ Posición de lectura descargada como {fileName}.",
downloadFailed: "❌ Falló la descarga. La posición de lectura se copió al portapapeles. Pégala manualmente en un archivo .json.",
downloadClipboardFailed: "❌ Falló la descarga y la copia al portapapeles. Por favor, guarda manualmente.",
noPositionFound: "ℹ️ Desplázate para establecer una posición de lectura.",
scriptError: "❌ Error al cargar el script.",
invalidPosition: "❌ Posición de lectura no válida.",
fileSelectError: "❌ Por favor, selecciona un archivo JSON.",
fileReadError: "❌ Error al leer el archivo.",
fileDialogError: "❌ Error al abrir el diálogo de archivo.",
fileLoadSuccess: "✅ ¡Posición de lectura cargada con éxito!",
buttonsError: "❌ Error al mostrar los botones.",
searchPopup: "🔍 Buscando... Presiona ESPACIO para cancelar.",
searchNoPosition: "❌ No hay posición de lectura disponible.",
searchScrollPrompt: "ℹ️ Por favor, desplázate o haz clic en la lupa."
},
fr: {
noValidPosition: "❌ Aucune position de lecture valide à télécharger.",
alreadyDownloaded: "ℹ️ Cette position de lecture a déjà été téléchargée.",
downloadSuccess: "✅ Position de lecture téléchargée sous {fileName}.",
downloadFailed: "❌ Échec du téléchargement. Position de lecture copiée dans le presse-papiers. Veuillez la coller manuellement dans un fichier .json.",
downloadClipboardFailed: "❌ Échec du téléchargement et de la copie dans le presse-papiers. Veuillez sauvegarder manuellement.",
noPositionFound: "ℹ️ Faites défiler pour définir une position de lecture.",
scriptError: "❌ Erreur lors du chargement du script.",
invalidPosition: "❌ Position de lecture invalide.",
fileSelectError: "❌ Veuillez sélectionner un fichier JSON.",
fileReadError: "❌ Erreur lors de la lecture du fichier.",
fileDialogError: "❌ Erreur lors de l'ouverture de la boîte de dialogue.",
fileLoadSuccess: "✅ Position de lecture chargée avec succès !",
buttonsError: "❌ Erreur lors de l'affichage des boutons.",
searchPopup: "🔍 Recherche en cours... Appuyez sur ESPACE pour annuler.",
searchNoPosition: "❌ Aucune position de lecture disponible.",
searchScrollPrompt: "ℹ️ Veuillez faire défiler ou cliquer sur la loupe."
},
'zh-CN': {
noValidPosition: "❌ 没有有效的阅读位置可以下载。",
alreadyDownloaded: "ℹ️ 此阅读位置已下载。",
downloadSuccess: "✅ 阅读位置已下载为 {fileName}。",
downloadFailed: "❌ 下载失败。阅读位置已复制到剪贴板。请手动粘贴到 .json 文件中。",
downloadClipboardFailed: "❌ 下载和剪贴板复制失败。请手动保存。",
noPositionFound: "ℹ️ 滚动以设置阅读位置。",
scriptError: "❌ 加载脚本时出错。",
invalidPosition: "❌ 无效的阅读位置。",
fileSelectError: "❌ 请选择一个 JSON 文件。",
fileReadError: "❌ 读取文件时出错。",
fileDialogError: "❌ 打开文件对话框时出错。",
fileLoadSuccess: "✅ 阅读位置加载成功！",
buttonsError: "❌ 显示按钮时出错。",
searchPopup: "🔍 正在搜索... 按空格键取消。",
searchNoPosition: "❌ 没有可用的阅读位置。",
searchScrollPrompt: "ℹ️ 请滚动或点击放大镜。"
},
ru: {
noValidPosition: "❌ Нет действительной позиции чтения для загрузки.",
alreadyDownloaded: "ℹ️ Эта позиция чтения уже была загружена.",
downloadSuccess: "✅ Позиция чтения загружена как {fileName}.",
downloadFailed: "❌ Не удалось выполнить загрузку. Позиция чтения скопирована в буфер обмена. Пожалуйста, вставьте вручную в файл .json.",
downloadClipboardFailed: "❌ Не удалось выполнить загрузку и копирование в буфер обмена. Пожалуйста, сохраните вручную.",
noPositionFound: "ℹ️ Прокрутите, чтобы установить позицию чтения.",
scriptError: "❌ Ошибка при загрузке скрипта.",
invalidPosition: "❌ Недействительная позиция чтения.",
fileSelectError: "❌ Пожалуйста, выберите файл JSON.",
fileReadError: "❌ Ошибка при чтении файла.",
fileDialogError: "❌ Ошибка при открытии диалогового окна.",
fileLoadSuccess: "✅ Позиция чтения успешно загружена!",
buttonsError: "❌ Ошибка при отображении кнопок.",
searchPopup: "🔍 Поиск... Нажмите ПРОБЕЛ для отмены.",
searchNoPosition: "❌ Позиция чтения недоступна.",
searchScrollPrompt: "ℹ️ Прокрутите или нажмите на лупу."
},
ja: {
noValidPosition: "❌ ダウンロードする有効な読み取り位置がありません。",
alreadyDownloaded: "ℹ️ この読み取り位置はすでにダウンロードされています。",
downloadSuccess: "✅ 読み取り位置が{fileName}としてダウンロードされました。",
downloadFailed: "❌ ダウンロードに失敗しました。読み取り位置がクリップボードにコピーされました。手動で.jsonファイルに貼り付けてください。",
downloadClipboardFailed: "❌ ダウンロードおよびクリップボードへのコピーに失敗しました。手動で保存してください。",
noPositionFound: "ℹ️ スクロールして読み取り位置を設定してください。",
scriptError: "❌ スクリプトの読み込み中にエラーが発生しました。",
invalidPosition: "❌ 無効な読み取り位置です。",
fileSelectError: "❌ JSONファイルを選択してください。",
fileReadError: "❌ ファイルの読み込み中にエラーが発生しました。",
fileDialogError: "❌ ファイルダイアログのオープン中にエラーが発生しました。",
fileLoadSuccess: "✅ 読み取り位置が正常にロードされました！",
buttonsError: "❌ ボタンの表示中にエラーが発生しました。",
searchPopup: "🔍 検索中... スペースキーを押してキャンセル。",
searchNoPosition: "❌ 読み取り位置がありません。",
searchScrollPrompt: "ℹ️ スクロールするか、虫眼鏡をクリックしてください。"
},
'pt-BR': {
noValidPosition: "❌ Nenhuma posição de leitura válida para download.",
alreadyDownloaded: "ℹ️ Esta posição de leitura já foi baixada.",
downloadSuccess: "✅ Posição de leitura baixada como {fileName}.",
downloadFailed: "❌ Falha no download. Posição de leitura copiada para a área de transferência. Cole manualmente em um arquivo .json.",
downloadClipboardFailed: "❌ Falha no download e na cópia para a área de transferência. Por favor, salve manualmente.",
noPositionFound: "ℹ️ Role para definir uma posição de leitura.",
scriptError: "❌ Erro ao carregar o script.",
invalidPosition: "❌ Posição de leitura inválida.",
fileSelectError: "❌ Por favor, selecione um arquivo JSON.",
fileReadError: "❌ Erro ao ler o arquivo.",
fileDialogError: "❌ Erro ao abrir o diálogo de arquivo.",
fileLoadSuccess: "✅ Posição de leitura carregada com sucesso!",
buttonsError: "❌ Erro ao exibir os botões.",
searchPopup: "🔍 Pesquisando... Pressione ESPAÇO para cancelar.",
searchNoPosition: "❌ Nenhuma posição de leitura disponível.",
searchScrollPrompt: "ℹ️ Role ou clique na lupa."
},
hi: {
noValidPosition: "❌ डाउनलोड करने के लिए कोई वैध पढ़ने की स्थिति नहीं है।",
alreadyDownloaded: "ℹ️ यह पढ़ने की स्थिति पहले ही डाउनलोड की जा चुकी है।",
downloadSuccess: "✅ पढ़ने की स्थिति {fileName} के रूप में डाउनलोड की गई।",
downloadFailed: "❌ डाउनलोड विफल। पढ़ने की स्थिति क्लिपबोर्ड में कॉपी की गई है। कृपया इसे मैन्युअल रूप से .json फ़ाइल में पेस्ट करें।",
downloadClipboardFailed: "❌ डाउनलोड और क्लिपबोर्ड कॉपी विफल। कृपया मैन्युअल रूप से सहेजें।",
noPositionFound: "ℹ️ पढ़ने की स्थिति सेट करने के लिए स्क्रॉल करें।",
scriptError: "❌ स्क्रिप्ट लोड करने में त्रुटि।",
invalidPosition: "❌ अमान्य पढ़ने की स्थिति।",
fileSelectError: "❌ कृपया एक JSON फ़ाइल चुनें।",
fileReadError: "❌ फ़ाइल पढ़ने में त्रुटि।",
fileDialogError: "❌ फ़ाइल डायलॉग खोलने में त्रुटि।",
fileLoadSuccess: "✅ पढ़ने की स्थिति सफलतापूर्वक लोड की गई!",
buttonsError: "❌ बटनों को प्रदर्शित करने में त्रुटि।",
searchPopup: "🔍 खोज चल रही है... रद्द करने के लिए स्पेस दबाएं।",
searchNoPosition: "❌ कोई पढ़ने की स्थिति उपलब्ध नहीं है।",
searchScrollPrompt: "ℹ️ कृपया स्क्रॉल करें या मैग्नीफायर पर क्लिक करें।"
},
ar: {
noValidPosition: "❌ لا توجد مواضع قراءة صالحة للتحميل.",
alreadyDownloaded: "ℹ️ تم تحميل موضع القراءة هذا بالفعل.",
downloadSuccess: "✅ تم تحميل موضع القراءة باسم {fileName}.",
downloadFailed: "❌ فشل التحميل. تم نسخ موضع القراءة إلى الحافظة. يرجى لصقه يدويًا في ملف .json.",
downloadClipboardFailed: "❌ فشل التحميل والنسخ إلى الحافظة. يرجى الحفظ يدويًا.",
noPositionFound: "ℹ️ قم بالتمرير لتحديد موضع القراءة.",
scriptError: "❌ خطأ أثناء تحميل السكربت.",
invalidPosition: "❌ موضع قراءة غير صالح.",
fileSelectError: "❌ يرجى اختيار ملف JSON.",
fileReadError: "❌ خطأ أثناء قراءة الملف.",
fileDialogError: "❌ خطأ أثناء فتح حوار الملف.",
fileLoadSuccess: "✅ تم تحميل موضع القراءة بنجاح!",
buttonsError: "❌ خطأ أثناء عرض الأزرار.",
searchPopup: "🔍 جارٍ البحث... اضغط على مفتاح المسافة للإلغاء.",
searchNoPosition: "❌ لا يوجد موضع قراءة متاح.",
searchScrollPrompt: "ℹ️ يرجى التمرير أو النقر على العدسة المكبرة."
},
it: {
noValidPosition: "❌ Nessuna posizione di lettura valida da scaricare.",
alreadyDownloaded: "ℹ️ Questa posizione di lettura è già stata scaricata.",
downloadSuccess: "✅ Posizione di lettura scaricata come {fileName}.",
downloadFailed: "❌ Download fallito. Posizione di lettura copiata negli appunti. Incollala manualmente in un file .json.",
downloadClipboardFailed: "❌ Download e copia negli appunti falliti. Salva manualmente.",
noPositionFound: "ℹ️ Scorri per impostare una posizione di lettura.",
scriptError: "❌ Errore durante il caricamento dello script.",
invalidPosition: "❌ Posizione di lettura non valida.",
fileSelectError: "❌ Seleziona un file JSON.",
fileReadError: "❌ Errore durante la lettura del file.",
fileDialogError: "❌ Errore durante l'apertura della finestra di dialogo.",
fileLoadSuccess: "✅ Posizione di lettura caricata con successo!",
buttonsError: "❌ Errore durante la visualizzazione dei pulsanti.",
searchPopup: "🔍 Ricerca in corso... Premi SPAZIO per annullare.",
searchNoPosition: "❌ Nessuna posizione di lettura disponibile.",
searchScrollPrompt: "ℹ️ Scorri o fai clic sulla lente d'ingrandimento."
},
ko: {
noValidPosition: "❌ 다운로드할 유효한 읽기 위치가 없습니다.",
alreadyDownloaded: "ℹ️ 이 읽기 위치는 이미 다운로드되었습니다.",
downloadSuccess: "✅ 읽기 위치가 {fileName}으로 다운로드되었습니다.",
downloadFailed: "❌ 다운로드 실패. 읽기 위치가 클립보드에 복사되었습니다. .json 파일에 수동으로 붙여넣으세요.",
downloadClipboardFailed: "❌ 다운로드 및 클립보드 복사 실패. 수동으로 저장하세요.",
noPositionFound: "ℹ️ 읽기 위치를 설정하려면 스크롤하세요.",
scriptError: "❌ 스크립트 로드 중 오류가 발생했습니다.",
invalidPosition: "❌ 유효하지 않은 읽기 위치입니다.",
fileSelectError: "❌ JSON 파일을 선택하세요.",
fileReadError: "❌ 파일 읽기 중 오류가 발생했습니다.",
fileDialogError: "❌ 파일 대화 상자를 여는 중 오류가 발생했습니다.",
fileLoadSuccess: "✅ 읽기 위치가 성공적으로 로드되었습니다!",
buttonsError: "❌ 버튼 표시 중 오류가 발생했습니다.",
searchPopup: "🔍 검색 중... 취소하려면 스페이스바를 누르세요.",
searchNoPosition: "❌ 사용 가능한 읽기 위치가 없습니다.",
searchScrollPrompt: "ℹ️ 스크롤하거나 돋보기를 클릭하세요."
}
};
// Funktion zur Erkennung der Benutzersprache
function getUserLanguage() {
const lang = navigator.language || navigator.languages[0] || 'en';
const langCode = lang.split('-')[0];
return translations[lang] || translations[langCode] ? lang : 'en';
}
// Funktion zum Abrufen der übersetzten Nachricht
function getTranslatedMessage(key, lang, params = {}) {
const translation = translations[lang] || translations['en'];
let message = translation[key] || translations['en'][key] || key;
Object.keys(params).forEach(param => {
message = message.replace(`{${param}}`, params[param]);
});
return message;
}
let lastReadPost = null;
let isAutoScrolling = false;
let isSearching = false;
let isScriptActivated = false;
let currentPost = null;
let lastHighlightedPost = null;
const downloadedPosts = new Set();
function loadLastReadPost(callback) {
try {
const storedPost = GM_getValue("lastReadPost", null);
if (storedPost) {
const parsedPost = JSON.parse(storedPost);
console.log("🛠️ DEBUG: Geladene Leseposition:", parsedPost);
callback(parsedPost);
} else {
console.log("⏹️ Keine gespeicherte Leseposition gefunden.");
callback(null);
}
} catch (err) {
console.error("❌ Fehler beim Laden der Leseposition:", err);
callback(null);
}
}
function saveLastReadPost(post) {
if (!post || !post.timestamp || !post.authorHandler) {
console.log("❌ Ungültige Leseposition, Speicherung abgebrochen:", post);
return;
}
let attempts = 0;
const maxAttempts = 3;
function trySave() {
try {
const postData = JSON.stringify(post);
GM_setValue("lastReadPost", postData);
console.log("💾 Leseposition erfolgreich mit GM_setValue gespeichert:", postData);
localStorage.setItem("lastReadPost", postData);
console.log("💾 Fallback in localStorage gespeichert:", localStorage.getItem("lastReadPost"));
} catch (err) {
attempts++;
console.error(`❌ Fehler beim Speichern der Leseposition (Versuch ${attempts}/${maxAttempts}):`, err);
if (attempts < maxAttempts) {
console.log("🔄 Wiederhole Speicherversuch...");
setTimeout(trySave, 1000);
} else {
console.error("❌ Maximale Speicherversuche erreicht. Fallback auf localStorage.");
localStorage.setItem("lastReadPost", JSON.stringify(post));
promptManualFallback(post);
}
}
}
trySave();
}
function promptManualFallback(data) {
const content = JSON.stringify(data);
const message = `📝 Neue Leseposition: ${content}\nBitte speichere dies manuell, da der Speichervorgang fehlschlug.`;
showPopup(message, 10000);
console.log("📝 Bitte manuell speichern:", content);
}
function downloadLastReadPost() {
try {
if (!currentPost || !currentPost.timestamp || !currentPost.authorHandler) {
console.warn("⚠️ Keine gültige Leseposition zum Speichern:", currentPost);
showPopup("noValidPosition", 5000);
return;
}
const postKey = `${currentPost.timestamp}-${currentPost.authorHandler}`;
if (downloadedPosts.has(postKey)) {
console.log("⏹️ Leseposition bereits heruntergeladen:", postKey);
showPopup("alreadyDownloaded", 5000);
return;
}
console.log("🛠️ DEBUG: Starte manuellen Download-Prozess für Leseposition:", currentPost);
const date = new Date(currentPost.timestamp);
const year = date.getFullYear();
const month = String(date.getMonth() + 1).padStart(2, "0");
const day = String(date.getDate()).padStart(2, "0");
const hour = String(date.getHours()).padStart(2, "0");
const minute = String(date.getMinutes()).padStart(2, "0");
const second = String(date.getSeconds()).padStart(2, "0");
const fileName = `${year}${month}${day}_${hour}${minute}${second}-${currentPost.authorHandler}.json`;
console.log("📄 Generierter Dateiname:", fileName);
const fileContent = JSON.stringify(currentPost, null, 2);
const blob = new Blob([fileContent], { type: "application/json" });
const url = URL.createObjectURL(blob);
const a = document.createElement("a");
a.href = url;
a.download = fileName;
a.style.display = "none";
document.body.appendChild(a);
console.log("🔗 Download-Element erstellt:", a);
try {
a.click();
console.log(`💾 Leseposition als Datei gespeichert: ${fileName}`);
showPopup("downloadSuccess", 5000, { fileName });
downloadedPosts.add(postKey);
} catch (clickErr) {
console.error("❌ Fehler beim Auslösen des Downloads:", clickErr);
if (!navigator.clipboard) {
console.error("❌ Clipboard-API nicht verfügbar.");
showPopup("downloadClipboardFailed", 10000);
promptManualFallback(currentPost);
return;
}
navigator.clipboard.writeText(fileContent).then(() => {
console.log("📋 Leseposition in Zwischenablage kopiert.");
showPopup("downloadFailed", 10000, { fileName });
downloadedPosts.add(postKey);
}).catch(clipErr => {
console.error("❌ Fehler beim Kopieren in die Zwischenablage:", clipErr);
showPopup("downloadClipboardFailed", 10000);
promptManualFallback(currentPost);
});
}
setTimeout(() => {
try {
document.body.removeChild(a);
URL.revokeObjectURL(url);
console.log("🧹 Download-Element entfernt und URL freigegeben.");
} catch (cleanupErr) {
console.error("❌ Fehler beim Aufräumen:", cleanupErr);
}
}, 3000);
} catch (err) {
console.error("❌ Fehler beim Speichern der Datei:", err);
showPopup("downloadClipboardFailed", 5000);
promptManualFallback(currentPost);
}
}
function loadNewestLastReadPost() {
return new Promise(resolve => {
loadLastReadPost(storedPost => {
if (storedPost && storedPost.timestamp && storedPost.authorHandler) {
lastReadPost = storedPost;
console.log("✅ Leseposition geladen:", lastReadPost);
} else {
const localPost = JSON.parse(localStorage.getItem("lastReadPost") || "{}");
if (localPost && localPost.timestamp && localPost.authorHandler) {
lastReadPost = localPost;
console.log("✅ Leseposition aus localStorage:", lastReadPost);
} else {
console.warn("⚠️ Keine Leseposition gefunden.");
showPopup("noPositionFound", 5000);
}
}
resolve();
});
});
}
async function initializeScript() {
console.log("🔧 Lade Leseposition...");
try {
await loadNewestLastReadPost();
console.log("✅ Initialisierung erfolgreich.");
window.addEventListener("scroll", () => {
if (!isScriptActivated) {
isScriptActivated = true;
console.log("🛠️ DEBUG: Skript durch Scrollen aktiviert.");
observeForNewPosts();
}
if (isAutoScrolling || isSearching) {
console.log("⏹️ Scroll-Ereignis ignoriert.");
return;
}
markTopVisiblePost(true);
}, { passive: true });
} catch (err) {
console.error("❌ Fehler bei der Initialisierung:", err);
showPopup("scriptError", 5000);
}
}
function initializeWhenDOMReady() {
if (!window.location.href.includes("/home")) {
console.log("🚫 Skript deaktiviert: Nicht auf der Home-Seite.");
return;
}
console.log("🚀 Initialisiere Skript...");
const observer = new MutationObserver((mutations, obs) => {
if (document.body) {
obs.disconnect();
initializeScript().then(() => {
createButtons();
startPeriodicSave();
}).catch(err => {
console.error("❌ Fehler bei der Initialisierung:", err);
showPopup("scriptError", 5000);
});
}
});
observer.observe(document.documentElement, { childList: true, subtree: true });
}
window.addEventListener("load", initializeWhenDOMReady);
function loadLastReadPostFromFile() {
try {
const input = document.createElement("input");
input.type = "file";
input.accept = ".json";
input.style.display = "none";
document.body.appendChild(input);
input.addEventListener("change", (event) => {
const file = event.target.files[0];
if (!file) {
console.warn("⚠️ Keine Datei ausgewählt.");
showPopup("fileSelectError", 5000);
document.body.removeChild(input);
return;
}
const reader = new FileReader();
reader.onload = (e) => {
try {
const data = JSON.parse(e.target.result);
if (!data || typeof data !== "object" || !data.timestamp || !data.authorHandler) {
console.warn("⚠️ Ungültige oder unvollständige Leseposition in der Datei:", data);
showPopup("invalidPosition", 5000);
document.body.removeChild(input);
return;
}
lastReadPost = data;
saveLastReadPost(data);
console.log("✅ Leseposition aus Datei geladen:", lastReadPost);
showPopup("fileLoadSuccess", 3000);
startRefinedSearchForLastReadPost();
} catch (err) {
console.error("❌ Fehler beim Parsen der Datei:", err);
showPopup("fileReadError", 5000);
document.body.removeChild(input);
}
};
reader.readAsText(file);
});
input.click();
} catch (err) {
console.error("❌ Fehler beim Öffnen des Datei-Dialogs:", err);
showPopup("fileDialogError", 5000);
}
}
function startPeriodicSave() {
setInterval(() => {
if (lastReadPost && isScriptActivated) {
loadLastReadPost(existingPost => {
if (!existingPost || new Date(lastReadPost.timestamp) > new Date(existingPost.timestamp) ||
(lastReadPost.timestamp === existingPost.timestamp && lastReadPost.authorHandler !== existingPost.authorHandler)) {
saveLastReadPost(lastReadPost);
console.log("💾 Periodische Speicherung: Neue Leseposition gespeichert:", lastReadPost);
} else {
console.log("⏹️ Periodische Speicherung übersprungen: Leseposition nicht neuer oder identisch.");
}
});
}
}, 30000);
}
function markTopVisiblePost(save = true) {
const topPost = getTopVisiblePost();
if (!topPost) {
console.log("❌ Kein sichtbarer Beitrag.");
return;
}
const postTimestamp = getPostTimestamp(topPost);
const postAuthorHandler = getPostAuthorHandler(topPost);
if (postTimestamp && postAuthorHandler) {
const newPost = { timestamp: postTimestamp, authorHandler: postAuthorHandler };
console.log("🛠️ DEBUG: Versuche, Leseposition zu speichern:", newPost);
if (lastHighlightedPost && lastHighlightedPost !== topPost) {
lastHighlightedPost.style.boxShadow = "none";
}
topPost.style.boxShadow = "0 0 20px 10px rgba(246, 146, 25, 0.9)";
lastHighlightedPost = topPost;
currentPost = newPost;
if (save && isScriptActivated) {
loadLastReadPost(existingPost => {
console.log("🛠️ DEBUG: markTopVisiblePost - newPost:", newPost, "existingPost:", existingPost);
if (!existingPost ||
new Date(postTimestamp) > new Date(existingPost.timestamp) ||
(postTimestamp === existingPost.timestamp && postAuthorHandler !== existingPost.authorHandler)) {
lastReadPost = newPost;
console.log("💾 Neue Leseposition gesetzt:", lastReadPost);
saveLastReadPost(lastReadPost);
} else {
console.log("⏹️ Interne Speicherung übersprungen: Leseposition nicht neuer oder identisch.");
}
});
}
}
}
function getTopVisiblePost() {
const posts = Array.from(document.querySelectorAll("article"));
return posts.find(post => {
const rect = post.getBoundingClientRect();
return rect.top >= 0 && rect.bottom > 0;
});
}
function getPostTimestamp(post) {
const timeElement = post.querySelector("time");
if (!timeElement) {
console.warn("⚠️ Zeitstempel-Element nicht gefunden für Beitrag:", post);
return null;
}
return timeElement.getAttribute("datetime");
}
function getPostAuthorHandler(post) {
const handlerElement = post.querySelector('[role="link"][href*="/"]');
if (!handlerElement) {
console.warn("⚠️ Autoren-Handle-Element nicht gefunden für Beitrag:", post);
return null;
}
return handlerElement.getAttribute("href").slice(1);
}
function startRefinedSearchForLastReadPost() {
if (!isScriptActivated) {
console.log("⏹️ Suche abgebrochen: Skript nicht aktiviert.");
showPopup("searchScrollPrompt", 5000);
return;
}
loadLastReadPost(storedData => {
if (!storedData) {
const localData = JSON.parse(localStorage.getItem("lastReadPost") || "{}");
if (localData && localData.timestamp && localData.authorHandler) {
lastReadPost = localData;
} else {
console.log("❌ Keine Leseposition gefunden.");
showPopup("searchNoPosition", 5000);
return;
}
} else {
lastReadPost = storedData;
}
if (!lastReadPost.timestamp || !lastReadPost.authorHandler) {
console.log("❌ Ungültige Leseposition:", lastReadPost);
showPopup("invalidPosition", 5000);
return;
}
console.log("🔍 Starte Suche:", lastReadPost);
const popup = createSearchPopup();
let direction = 1;
let scrollAmount = 2000;
let previousScrollY = -1;
let searchAttempts = 0;
let stagnantScrollCount = 0;
const maxAttempts = 50;
function handleSpaceKey(event) {
if (event.code === "Space") {
console.log("⏹️ Suche gestoppt.");
isSearching = false;
popup.remove();
window.removeEventListener("keydown", handleSpaceKey);
}
}
window.addEventListener("keydown", handleSpaceKey);
const search = () => {
if (!isSearching || searchAttempts >= maxAttempts) {
console.log("⏹️ Suche beendet: Max Versuche oder abgebrochen.");
isSearching = false;
popup.remove();
window.removeEventListener("keydown", handleSpaceKey);
return;
}
const visiblePosts = getVisiblePosts();
const comparison = compareVisiblePostsToLastReadPost(visiblePosts);
if (comparison === "match") {
const matchedPost = findPostByData(lastReadPost);
if (matchedPost) {
console.log("🎯 Beitrag gefunden:", lastReadPost);
isAutoScrolling = true;
scrollToPostWithHighlight(matchedPost);
isSearching = false;
popup.remove();
window.removeEventListener("keydown", handleSpaceKey);
return;
}
} else if (comparison === "older") {
direction = -1;
} else if (comparison === "newer") {
direction = 1;
}
if (window.scrollY === previousScrollY) {
stagnantScrollCount++;
if (stagnantScrollCount >= 3) {
console.log("⏹️ Suche abgebrochen: Scroll-Position stagniert.");
isSearching = false;
popup.remove();
window.removeEventListener("keydown", handleSpaceKey);
return;
}
scrollAmount = Math.max(scrollAmount / 2, 500);
direction = -direction;
} else {
stagnantScrollCount = 0;
scrollAmount = Math.min(scrollAmount * 1.5, 3000);
}
previousScrollY = window.scrollY;
searchAttempts++;
requestAnimationFrame(() => {
window.scrollBy({
top: direction * scrollAmount,
behavior: "smooth"
});
setTimeout(search, 1000);
});
};
isSearching = true;
search();
});
}
function createSearchPopup() {
const lang = getUserLanguage();
const message = getTranslatedMessage('searchPopup', lang);
const popup = document.createElement("div");
popup.style.position = "fixed";
popup.style.top = "20px";
popup.style.left = "50%";
popup.style.transform = "translateX(-50%)";
popup.style.backgroundColor = "rgba(0, 0, 0, 0.9)";
popup.style.color = "#ffffff";
popup.style.padding = "10px 20px";
popup.style.borderRadius = "8px";
popup.style.fontSize = "14px";
popup.style.boxShadow = "0 0 10px rgba(246, 146, 25, 0.8)";
popup.style.zIndex = "10000";
popup.textContent = message;
document.body.appendChild(popup);
return popup;
}
function compareVisiblePostsToLastReadPost(posts, customPosition = lastReadPost) {
const validPosts = posts.filter(post => post.timestamp && post.authorHandler);
if (validPosts.length === 0) {
console.log("⚠️ Keine sichtbaren Beiträge.");
return null;
}
const lastReadTime = new Date(customPosition.timestamp);
const allOlder = validPosts.every(post => new Date(post.timestamp) < lastReadTime);
const allNewer = validPosts.every(post => new Date(post.timestamp) > lastReadTime);
if (validPosts.some(post => post.timestamp === customPosition.timestamp && post.authorHandler === customPosition.authorHandler)) {
return "match";
} else if (allOlder) {
return "older";
} else if (allNewer) {
return "newer";
} else {
return "mixed";
}
}
function scrollToPostWithHighlight(post) {
if (!post) {
console.log("❌ Kein Beitrag zum Scrollen.");
return;
}
isAutoScrolling = true;
if (lastHighlightedPost && lastHighlightedPost !== post) {
lastHighlightedPost.style.boxShadow = "none";
}
post.style.boxShadow = "0 0 20px 10px rgba(246, 146, 25, 0.9)";
lastHighlightedPost = post;
post.scrollIntoView({ behavior: "smooth", block: "center" });
setTimeout(() => {
isAutoScrolling = false;
console.log("✅ Beitrag zentriert.");
}, 1000);
}
function getVisiblePosts() {
const posts = Array.from(document.querySelectorAll("article"));
return posts.map(post => ({
element: post,
timestamp: getPostTimestamp(post),
authorHandler: getPostAuthorHandler(post),
}));
}
function observeForNewPosts() {
let isProcessingIndicator = false;
const observer = new MutationObserver(() => {
if (!isScriptActivated) {
console.log("⏹️ Beobachtung abgebrochen: Skript nicht aktiviert.");
observer.disconnect();
return;
}
if (window.scrollY <= 1 && !isSearching && !isProcessingIndicator && lastReadPost) {
const newPostsIndicator = getNewPostsIndicator();
if (newPostsIndicator) {
console.log("🆕 Neue Beiträge erkannt.");
isProcessingIndicator = true;
clickNewPostsIndicator(newPostsIndicator);
setTimeout(() => {
startRefinedSearchForLastReadPost();
isProcessingIndicator = false;
}, 2000);
}
}
});
observer.observe(document.body, {
childList: true,
subtree: true,
});
window.addEventListener("unload", () => observer.disconnect());
}
function getNewPostsIndicator() {
const buttons = document.querySelectorAll('button[role="button"]');
for (const button of buttons) {
const span = button.querySelector('span');
if (span) {
const textContent = span.textContent || '';
const postIndicatorPattern = /^\d+\s*(neue|new)?\s*(Post|Posts|Beitrag|Beiträge|Tweet|Tweets|Publicación|Publications|投稿|게시물|пост|постов|mensagem|mensagens|مشاركة|مشاركات)\b/i;
if (postIndicatorPattern.test(textContent)) {
if (!button.dataset.processed) {
console.log(`🆕 Indikator gefunden: ${textContent}`);
button.dataset.processed = 'true';
return button;
}
}
}
}
console.log("ℹ️ Kein Beitragsindikator gefunden.");
return null;
}
function clickNewPostsIndicator(indicator) {
if (!indicator) {
console.log("⚠️ Kein Indikator gefunden.");
return;
}
console.log("✅ Klicke auf Indikator...");
try {
indicator.click();
console.log("✅ Indikator geklickt.");
} catch (err) {
console.error("❌ Fehler beim Klicken:", err);
}
}
function findPostByData(data) {
const posts = Array.from(document.querySelectorAll("article"));
return posts.find(post => {
const postTimestamp = getPostTimestamp(post);
const authorHandler = getPostAuthorHandler(post);
return postTimestamp === data.timestamp && authorHandler === data.authorHandler;
});
}
function createButtons() {
const observer = new MutationObserver(() => {
if (document.body) {
observer.disconnect();
try {
const buttonContainer = document.createElement("div");
buttonContainer.style.position = "fixed";
buttonContainer.style.top = "10px";
buttonContainer.style.left = "10px";
buttonContainer.style.zIndex = "10000";
buttonContainer.style.display = "flex";
buttonContainer.style.flexDirection = "column";
buttonContainer.style.alignItems = "flex-start";
buttonContainer.style.visibility = "visible";
const buttonsConfig = [
{
icon: "🔍",
title: "Start manual search",
onClick: () => {
console.log("🔍 Manuelle Suche gestartet.");
if (!isScriptActivated) {
isScriptActivated = true;
console.log("🛠️ DEBUG: Skript durch Lupen-Klick aktiviert.");
observeForNewPosts();
}
startRefinedSearchForLastReadPost();
},
},
{
icon: "📂",
title: "Load last read position from file",
onClick: () => {
console.log("📂 Lade Leseposition aus Datei...");
loadLastReadPostFromFile();
},
},
{
icon: "💾",
title: "Download current read position",
onClick: () => {
console.log("💾 Starte manuellen Download der Leseposition...");
downloadLastReadPost();
},
},
];
buttonsConfig.forEach(({ icon, title, onClick }) => {
const button = createButton(icon, title, onClick);
buttonContainer.appendChild(button);
});
document.body.appendChild(buttonContainer);
console.log("🛠️ DEBUG: Button-Container erstellt:", buttonContainer);
} catch (err) {
console.error("❌ Fehler beim Erstellen der Buttons:", err);
showPopup("buttonsError", 5000);
}
}
});
observer.observe(document.documentElement, { childList: true, subtree: true });
}
function createButton(icon, title, onClick) {
const button = document.createElement("div");
button.style.width = "27px";
button.style.height = "27px";
button.style.backgroundColor = "rgba(0, 0, 0, 0.9)";
button.style.color = "#ffffff";
button.style.borderRadius = "50%";
button.style.display = "flex";
button.style.justifyContent = "center";
button.style.alignItems = "center";
button.style.cursor = "pointer";
button.style.fontSize = "14px";
button.style.boxShadow = "0 0 8px rgba(255, 255, 255, 0.5)";
button.style.transition = "transform 0.2s, box-shadow 0.3s";
button.style.zIndex = "10001";
button.style.marginBottom = "8px";
button.textContent = icon;
button.title = title;
button.addEventListener("click", () => {
button.style.boxShadow = "0 0 15px rgba(255, 255, 255, 0.8)";
button.style.transform = "scale(0.9)";
setTimeout(() => {
button.style.boxShadow = "0 0 8px rgba(255, 255, 255, 0.5)";
button.style.transform = "scale(1)";
}, 300);
onClick();
});
return button;
}
function showPopup(messageKey, duration = 3000, params = {}) {
const lang = getUserLanguage();
const message = getTranslatedMessage(messageKey, lang, params);
const popup = document.createElement("div");
popup.style.position = "fixed";
popup.style.top = "20px";
popup.style.left = "50%";
popup.style.transform = "translateX(-50%)";
popup.style.backgroundColor = "rgba(0, 0, 0, 0.9)";
popup.style.color = "#ffffff";
popup.style.padding = "10px 20px";
popup.style.borderRadius = "8px";
popup.style.fontSize = "14px";
popup.style.boxShadow = "0 0 10px rgba(246, 146, 25, 0.8)";
popup.style.zIndex = "10000";
popup.style.maxWidth = "500px";
popup.style.whiteSpace = "pre-wrap";
popup.textContent = message;
document.body.appendChild(popup);
setTimeout(() => {
popup.remove();
}, duration);
}
})();
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