Need solar help? Click me! 🌞

`; const chatOverlay = document.createElement('div'); chatOverlay.className = 'chat-overlay'; const chatWindow = document.createElement('div'); chatWindow.className = 'chat-window'; chatWindow.innerHTML = `

PV Assistant

Online

Panels

Inverters

Batteries

Systems

0/${CONFIG.MAX_MESSAGE_LENGTH}

Message too short/long

Please ask clearly

`; // Append elements to body document.body.appendChild(monkChatBubble); document.body.appendChild(chatOverlay); document.body.appendChild(chatWindow); // --- Get DOM Elements --- const messagesDiv = chatWindow.querySelector("#chat-body"); const chatInput = chatWindow.querySelector("#chat-input"); const sendBtn = chatWindow.querySelector("#send-btn"); const closeBtn = chatWindow.querySelector("#close-chat"); const charLimitWarning = chatWindow.querySelector("#char-limit-warning"); const gibberishWarning = chatWindow.querySelector("#gibberish-warning"); const charCounter = chatWindow.querySelector("#char-counter"); const quickSuggestions = chatWindow.querySelector("#quick-suggestions"); const speechBubble = monkChatBubble.querySelector(".monk-speech-bubble"); // --- Chat Functions --- function addMessage(text, sender) { const div = createMessageElement(text, sender); messagesDiv.appendChild(div); messagesDiv.scrollTop = messagesDiv.scrollHeight; if (sender === 'user' || sender === 'bot') { conversationHistory.push({ text, sender, timestamp: new Date().toISOString() }); const { storageKey } = getAuthInfo(); localStorage.setItem(storageKey, JSON.stringify(conversationHistory)); } } function createMessageElement(text, sender) { const div = document.createElement("div"); const time = new Date().toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' }); if (sender === 'thinking') { div.classList.add('typing-indicator'); div.innerHTML = `

`; } else { div.classList.add('message', sender === 'user' ? 'user-message' : 'bot-message'); let formattedText = text .replace(/\*\*(.*?)\*\*/g, "$1") .replace(/\n/g, "
") .replace(/\[([^\]]+)\]$([^\s)]+)$/g, '$1'); div.innerHTML = `${formattedText}

${time}

`; } return div; } function showTypingIndicator() { const thinking = createMessageElement("...", "thinking"); thinking.id = 'typing-indicator'; messagesDiv.appendChild(thinking); messagesDiv.scrollTop = messagesDiv.scrollHeight; return thinking; } function hideTypingIndicator() { const indicator = document.getElementById('typing-indicator'); if (indicator) indicator.remove(); } async function sendMessage(userMessage = null) { if (isProcessing) return; const message = userMessage || chatInput.value.trim(); const validation = validateMessage(message); if (!validation.valid) { if (validation.reason === 'length' || validation.reason === 'too_long') { toggleWarning(charLimitWarning, true); } else if (validation.reason === 'gibberish') { toggleWarning(gibberishWarning, true); } return; } if (!userMessage) { chatInput.value = ""; updateCharCounter(); } addMessage(message, "user"); setProcessingState(true); const typingIndicator = showTypingIndicator(); const { isLoggedIn, storageKey } = getAuthInfo(); try { const response = await fetch(CONFIG.N8N_WEBHOOK_URL, { method: "POST", headers: { "Content-Type": "application/json" }, body: JSON.stringify({ message: message, history: JSON.parse(localStorage.getItem(storageKey) || '[]'), isLoggedIn: isLoggedIn }), }); if (!response.ok) throw new Error(`HTTP error! status: ${response.status}`); const data = await response.json(); hideTypingIndicator(); if (data.output) { addMessage(data.output, "bot"); } else { addMessage("Sorry, I didn't get a response. Please try again.", "bot"); } } catch (error) { console.error('Chat error:', error); hideTypingIndicator(); addMessage("Connection issue. Please try again.", "bot"); } finally { setProcessingState(false); } } function setProcessingState(processing) { isProcessing = processing; chatInput.disabled = processing; sendBtn.disabled = processing; sendBtn.innerHTML = processing ? '' : ''; if (!processing) chatInput.focus(); } function toggleWarning(warningElement, show) { if (show) { warningElement.classList.add('show'); setTimeout(() => warningElement.classList.remove('show'), 3000); } else { warningElement.classList.remove('show'); } } function updateCharCounter() { const length = chatInput.value.length; charCounter.textContent = `${length}/${CONFIG.MAX_MESSAGE_LENGTH}`; charCounter.classList.toggle('show', length > 0); charCounter.classList.toggle('warning', length > CONFIG.MAX_MESSAGE_LENGTH * 0.8); } // --- Speech Bubble --- function startSpeechBubbleAnimation() { speechBubble.classList.remove('hidden'); speechBubbleInterval = setInterval(() => { setTimeout(() => speechBubble.classList.add('hidden'), 3000); setTimeout(() => speechBubble.classList.remove('hidden'), CONFIG.SPEECH_BUBBLE_CYCLE); }, CONFIG.SPEECH_BUBBLE_CYCLE); } function stopSpeechBubbleAnimation() { if (speechBubbleInterval) { clearInterval(speechBubbleInterval); speechBubbleInterval = null; } } // --- Chat Window Management --- function openChat() { chatWindow.classList.add('open'); chatOverlay.classList.add('active'); monkChatBubble.style.display = 'none'; chatInput.focus(); stopSpeechBubbleAnimation(); } function closeChat() { chatWindow.classList.remove('open'); chatOverlay.classList.remove('active'); setTimeout(() => { monkChatBubble.style.display = 'block'; startSpeechBubbleAnimation(); }, 300); } function loadConversation() { const { storageKey } = getAuthInfo(); const savedHistory = localStorage.getItem(storageKey); messagesDiv.innerHTML = ''; if (savedHistory && JSON.parse(savedHistory).length > 0) { conversationHistory = JSON.parse(savedHistory); conversationHistory.forEach((message) => { messagesDiv.appendChild(createMessageElement(message.text, message.sender)); }); messagesDiv.scrollTop = messagesDiv.scrollHeight; } else { conversationHistory = []; } } // --- Auth Monitor --- function initializeAuthMonitor() { const { isLoggedIn } = getAuthInfo(); currentLoginState = isLoggedIn; setInterval(() => { const { isLoggedIn: newLoginState } = getAuthInfo(); if (newLoginState !== currentLoginState) { currentLoginState = newLoginState; loadConversation(); } }, 2500); } // --- Event Listeners --- monkChatBubble.addEventListener("click", openChat); chatOverlay.addEventListener("click", closeChat); closeBtn.addEventListener("click", closeChat); sendBtn.addEventListener("click", () => sendMessage()); chatInput.addEventListener("keypress", (e) => { if (e.key === 'Enter' && !e.shiftKey) { e.preventDefault(); sendMessage(); } }); quickSuggestions.addEventListener('click', (e) => { if (e.target.classList.contains('suggestion-chip')) { sendMessage(e.target.getAttribute('data-query')); } }); chatInput.addEventListener("input", debounce(updateCharCounter, 300)); document.addEventListener('keydown', (e) => { if (e.key === 'Escape' && chatWindow.classList.contains('open')) closeChat(); }); // --- Initialize --- function initializeChat() { loadConversation(); initializeAuthMonitor(); startSpeechBubbleAnimation(); updateCharCounter(); if (conversationHistory.length === 0 && !isProcessing) { setTimeout(() => { addMessage("Hello! I'm your PV Market solar expert. How can I help you today?", "bot"); }, 500); } } initializeChat(); })();

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