324 lines
12 KiB
JavaScript
324 lines
12 KiB
JavaScript
import { showAlert } from './shared_functions.js';
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let chatCount = 0; // Zähler für Chat-Sessions
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let currentChatId = null; // Aktuell angezeigte Chat-ID
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let useMarkdown = true;
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document.getElementById('newChatButton').addEventListener('click', () => {
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createNewChat();
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});
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document.getElementById('sendButton').addEventListener('click', () => {
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const chatBox = document.getElementById('chatBox');
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const chatInput = document.getElementById('chatInput');
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const messageText = chatInput.value.trim();
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if (messageText !== '' && currentChatId !== null) { // Stelle sicher, dass eine Chat-ID vorhanden ist
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const messageElement = document.createElement('div');
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messageElement.classList.add('chat-message', 'user');
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//messageElement.innerText = messageText;
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if (useMarkdown) {
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messageElement.innerHTML = renderMarkdown(messageText);
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} else {
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messageElement.innerText = messageText;
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}
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chatBox.prepend(messageElement);
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// Nachricht speichern
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saveMessage(currentChatId, messageText); // Verwende die aktuelle Chat-ID
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// Sidebar-Button für den Chat-Verlauf erstellen, falls noch nicht vorhanden
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if (document.getElementById(`chatSession-${currentChatId}`) === null) {
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createChatSessionButton(currentChatId);
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}
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chatInput.value = ''; // Input-Feld leeren
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}
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});
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function createNewChat() {
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// Erhöhe den Chat-Zähler und erstelle einen neuen Chat
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const newChatId = chatCount++;
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localStorage.setItem(`chatHistory-${newChatId}`, JSON.stringify([])); // Leeren Chat speichern
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createChatSessionButton(newChatId); // Button für den neuen Chat erstellen
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currentChatId = newChatId; // Setze die aktuelle Chat-ID
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loadChatHistory(currentChatId); // Lade den neuen Chat
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}
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async function saveMessage(chatId, message) {
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const chatHistory = JSON.parse(localStorage.getItem(`chatHistory-${chatId}`)) || [];
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chatHistory.push({ role: "user", content: message });
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localStorage.setItem(`chatHistory-${chatId}`, JSON.stringify(chatHistory));
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// Aktualisiere den Button-Text in der Sidebar
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updateChatSessionButton(chatId);
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// Sende die Nachricht an den Chatbot
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const userMessage = getLastUserMessage();
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if (userMessage) {
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let a = await stream_api_open_ai(userMessage);
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console.log("Komplette Nachricht: " + a)
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const chatHistory = JSON.parse(localStorage.getItem(`chatHistory-${chatId}`)) || [];
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chatHistory.push({ role: "assistant", content: a });
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localStorage.setItem(`chatHistory-${chatId}`, JSON.stringify(chatHistory));
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}
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}
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function updateChatSessionButton(chatId) {
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const button = document.getElementById(`chatSession-${chatId}`);
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if (button) {
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const chatHistory = JSON.parse(localStorage.getItem(`chatHistory-${chatId}`)) || [];
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// Hole die erste Nachricht oder lasse es leer, wenn keine vorhanden ist
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const chatName = chatHistory.length > 0 ? chatHistory[0].content.slice(0, 10) : ''; // Nimm die ersten 10 Zeichen der ersten Nachricht
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button.innerText = chatName + "..." || `Chat ${chatId + 1}`; // Falls leer, setze auf "Chat x"
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}
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}
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function createChatSessionButton(chatId) {
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const chatList = document.getElementById('chatList');
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// Container für Chat-Button und Löschen-Button
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const buttonContainer = document.createElement('div');
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buttonContainer.classList.add('chat-session-button-container');
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// Chat-Button
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const button = document.createElement('button');
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button.classList.add('chat-session-button');
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button.id = `chatSession-${chatId}`;
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button.innerText = `Chat ${chatId + 1}`; // Vorläufiger Name
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button.addEventListener('click', () => {
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loadChatHistory(chatId); // Lade den Chat-Verlauf und setze die aktuelle Chat-ID
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currentChatId = chatId; // Setze die aktuelle Chat-ID auf die ausgewählte Chat-ID
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});
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// Löschen-Button
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const deleteButton = document.createElement('button');
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deleteButton.classList.add('delete-chat-button');
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deleteButton.innerText = "✕";
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deleteButton.addEventListener('click', (event) => {
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event.stopPropagation(); // Verhindert, dass der Chat geladen wird, wenn auf Löschen geklickt wird
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deleteChat(chatId, buttonContainer);
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clearChat();
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});
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// Elemente hinzufügen
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buttonContainer.appendChild(button);
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buttonContainer.appendChild(deleteButton);
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chatList.appendChild(buttonContainer);
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}
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function clearChat(){
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const chatBox = document.getElementById('chatBox');
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chatBox.innerHTML = ''; // Aktuellen Chat leeren
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}
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function loadChatHistory(chatId) {
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const chatBox = document.getElementById('chatBox');
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chatBox.innerHTML = ''; // Aktuellen Chat leeren
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if (currentChatId === null) {
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return; // Wenn kein Chat ausgewählt ist, nichts laden
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}
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const chatHistory = JSON.parse(localStorage.getItem(`chatHistory-${chatId}`)) || [];
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chatHistory.forEach(entry => {
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const messageElement = document.createElement('div');
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messageElement.classList.add('chat-message', entry.role);
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messageElement.innerText = entry.content;
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chatBox.prepend(messageElement);
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});
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}
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function deleteChat(chatId, buttonContainer) {
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// Entferne den Chat-Verlauf aus dem LocalStorage
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localStorage.removeItem(`chatHistory-${chatId}`);
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// Entferne den Button aus der Sidebar
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buttonContainer.remove();
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}
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// Lade alle Chat-Sitzungen beim Start
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function loadAllChatSessions() {
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Object.keys(localStorage).forEach((key) => {
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if (key.startsWith('chatHistory-')) {
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const chatId = parseInt(key.split('-')[1], 10);
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createChatSessionButton(chatId);
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chatCount = Math.max(chatCount, chatId + 1); // Chat-Zähler aktualisieren
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}
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});
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console.log(chatCount)
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for (let i = 0; i < chatCount; i++) {// Aktualisiere die Namen an der Seite
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updateChatSessionButton(i);
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}
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// Lade den neuesten Chat-Verlauf
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if (chatCount > 0) {
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loadChatHistory(chatCount - 1);
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currentChatId = chatCount - 1; // Setze die aktuelle Chat-ID
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} else {
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const chatBox = document.getElementById('chatBox');
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chatBox.innerHTML = ''; // Chat-Box leer, wenn keine Chats existieren
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}
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}
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// Beim Laden der Seite alle Chat-Sitzungen laden
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window.addEventListener('DOMContentLoaded', loadAllChatSessions);
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const chatInput = document.getElementById('chatInput');
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// Event-Listener für das Senden der Nachricht und das Erstellen eines Zeilenumbruchs
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chatInput.addEventListener('keydown', (event) => {
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if (event.key === 'Enter') {
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if (currentChatId == null){
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createNewChat();
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}
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// Prüfen, ob die Shift-Taste nicht gedrückt wird
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if (!event.shiftKey) {
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event.preventDefault(); // Verhindert das Standardverhalten (Absenden des Formulars)
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const messageText = chatInput.value.trim();
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if (messageText !== '' && currentChatId !== null) {
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const messageElement = document.createElement('div');
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messageElement.classList.add('chat-message', 'user');
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messageElement.innerText = messageText;
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document.getElementById('chatBox').prepend(messageElement);
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// Nachricht speichern
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saveMessage(currentChatId, messageText);
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// Sidebar-Button für den Chat-Verlauf erstellen, falls noch nicht vorhanden
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if (document.getElementById(`chatSession-${currentChatId}`) === null) {
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createChatSessionButton(currentChatId);
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}
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chatInput.value = ''; // Input-Feld leeren
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}
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} else {
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// Shift + Enter: Zeilenumbruch
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chatInput.value += '\n'; // Zeilenumbruch in das Textfeld einfügen
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}
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}
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});
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/* OpenAI zeug */
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async function getModels() {
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try {
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const response = await fetch(`http://localhost:8015/v1/models`, {
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method: 'GET',
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headers: {
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'Authorization': `Bearer YOUR_API_KEY`,
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'Content-Type': 'application/json',
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}
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});
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if (!response.ok) {
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throw new Error(`HTTP error! status: ${response.status}`);
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}
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const models = await response.json();
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return models.data[0].id
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} catch (error) {
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if (error.message.includes('502')) {
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showAlert("Server Error: 502 \nMaybe the LLM is offline?")
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console.error('Bad Gateway: The server is acting as a gateway or proxy and received an invalid response from the upstream server.');
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} else {
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// Handle other errors here
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console.error('Error fetching models:', error);
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}
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}
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}
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function getAllCurrentChatMessages() {
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const cookieData = JSON.parse(localStorage.getItem(`chatHistory-${currentChatId}`)) || [];
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return cookieData
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}
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function getLastUserMessage() {
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// Lade die Cookie-Daten (ersetze dies durch den tatsächlichen Weg zur Cookie-Datenstruktur)
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const cookieData = JSON.parse(localStorage.getItem(`chatHistory-${currentChatId}`)) || [];
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// Filter nur die User-Nachrichten heraus
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const userMessages = cookieData.filter(message => message.role === "user");
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// Falls es User-Nachrichten gibt, die letzte davon zurückgeben
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if (userMessages.length > 0) {
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return userMessages[userMessages.length - 1].content;
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}
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return ''; // Rückgabe eines leeren Strings, falls keine Nachricht gefunden wird
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}
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function renderMarkdown(content) {
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return marked.parse(content);
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}
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async function stream_api_open_ai(userMessage) {
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// Neues div-Element für die Antwort des Chatbots erstellen
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const chatBox = document.getElementById('chatBox');
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const botMessageDiv = document.createElement('div');
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botMessageDiv.className = 'chat-message bot';
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chatBox.prepend(botMessageDiv);
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const response = await fetch('http://localhost:8015/v1/chat/completions', {
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method: 'POST',
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headers: {
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'Content-Type': 'application/json',
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'Authorization': `Bearer YOUR_API_KEY`,
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},
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body: JSON.stringify({
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model: await getModels(),
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messages: [
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{ role: 'system', content: 'You are a knowledgeable assistant.' },
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...getAllCurrentChatMessages()
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],
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stream: true,
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temperature: 0.3
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})
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});
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const reader = response.body.getReader();
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const decoder = new TextDecoder('utf-8');
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let result = '';
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while (true) {
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const { done, value } = await reader.read();
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if (done) break;
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const chunk = decoder.decode(value, { stream: true });
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const lines = chunk.split('\n');
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for (const line of lines) {
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if (line && line.includes('data: ')) {
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const jsonStr = line.replace('data: ', '').trim();
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if (jsonStr === '[DONE]'){
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break;
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}
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try {
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const json = JSON.parse(jsonStr);
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if (json.choices[0].delta.content) {
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const token = json.choices[0].delta.content;
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result += token;
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if (useMarkdown) {
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botMessageDiv.innerHTML = renderMarkdown(result);
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} else {
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botMessageDiv.textContent = result;
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}
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}
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} catch (error) {
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console.error('Error parsing JSON:', error, 'Received:', jsonStr);
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}
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}
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}
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}
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return result;
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}
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