// HBU Asset Recovery Command Center - Main JavaScript

// Initialize app
document.addEventListener('DOMContentLoaded', function() {
    feather.replace();
    initializeApp();
});

// App initialization
function initializeApp() {
    // Set initial section
    showSection('dashboard');
    
    // Start periodic updates
    setInterval(updateStats, 30000); // Update stats every 30 seconds
    setInterval(checkNewNotifications, 10000); // Check notifications every 10 seconds
    
    // Initialize tooltips
    initializeTooltips();
    
    // Add keyboard shortcuts
    initializeKeyboardShortcuts();
}

// Section management
function showSection(sectionId) {
    // Hide all sections
    const sections = document.querySelectorAll('.section');
    sections.forEach(section => {
        section.classList.add('hidden');
    });
    
    // Show selected section
    const targetSection = document.getElementById(sectionId);
    if (targetSection) {
        targetSection.classList.remove('hidden');
    }
    
    // Update nav items
    const navItems = document.querySelectorAll('.nav-item');
    navItems.forEach(item => {
        item.classList.remove('text-primary-700', 'bg-primary-50');
        item.classList.add('text-gray-700');
    });
    
    // Highlight active nav item
    const activeNavItem = document.querySelector(`[onclick="showSection('${sectionId}')"]`);
    if (activeNavItem) {
        activeNavItem.classList.remove('text-gray-700');
        activeNavItem.classList.add('text-primary-700', 'bg-primary-50');
    }
    
    // Re-render feather icons
    feather.replace();
}

// Toggle notifications panel
function toggleNotifications() {
    const panel = document.getElementById('notificationsPanel');
    if (panel) {
        panel.classList.toggle('translate-x-full');
    }
}

// Modal management
function openNewLeadModal() {
    const modal = document.getElementById('newLeadModal');
    if (modal) {
        modal.classList.remove('hidden');
        document.body.style.overflow = 'hidden';
    }
}

function closeNewLeadModal() {
    const modal = document.getElementById('newLeadModal');
    if (modal) {
        modal.classList.add('hidden');
        document.body.style.overflow = 'auto';
    }
}

// Add new lead
function addNewLead(event) {
    event.preventDefault();
    
    // Show loading state
    const submitButton = event.target.querySelector('button[type="submit"]');
    const originalText = submitButton.innerHTML;
    submitButton.innerHTML = '<div class="spinner inline-block w-4 h-4 mr-2"></div> Adding...';
    submitButton.disabled = true;
    
    // Simulate API call
    setTimeout(() => {
        // Reset form
        event.target.reset();
        
        // Close modal
        closeNewLeadModal();
        
        // Show success notification
        showNotification('Lead added successfully!', 'success');
        
        // Reset button
        submitButton.innerHTML = originalText;
        submitButton.disabled = false;
        
        // Update lead count
        updateLeadCount();
    }, 1500);
}

// Skip trace functionality
function performSkipTrace(event) {
    event.preventDefault();
    
    const formData = {
        firstName: document.getElementById('firstName').value,
        lastName: document.getElementById('lastName').value,
        phoneNumber: document.getElementById('phoneNumber').value,
        address: document.getElementById('address').value
    };
    
    // Show loading state
    const submitButton = event.target.querySelector('button[type="submit"]');
    const originalText = submitButton.innerHTML;
    submitButton.innerHTML = '<div class="spinner inline-block w-4 h-4 mr-2"></div> Searching...';
    submitButton.disabled = true;
    
    // Simulate API call
    setTimeout(() => {
        // Simulate found results
        const results = {
            status: 'found',
            phone: '(405) 555-' + Math.floor(Math.random() * 9000 + 1000),
            email: formData.firstName.toLowerCase() + '.' + formData.lastName.toLowerCase() + '@email.com',
            address: formData.address || Math.floor(Math.random() * 9000 + 1000) + ' Main St, Oklahoma City, OK 73102',
            relatives: ['John Doe', 'Jane Smith']
        };
        
        // Show results
        showSkipTraceResults(formData, results);
        
        // Reset button
        submitButton.innerHTML = originalText;
        submitButton.disabled = false;
        
        // Show notification
        showNotification('Skip trace completed successfully!', 'success');
    }, 2000);
}

function showSkipTraceResults(searchData, results) {
    // This would normally update the UI with results
    console.log('Skip trace results:', results);
    
    // Add to recent results section
    const resultsContainer = document.querySelector('#skiptrace .bg-white.rounded-xl:last-child .space-y-4');
    if (resultsContainer) {
        const resultHtml = `
            <div class="p-4 bg-green-50 border border-green-200 rounded-lg success-animation">
                <div class="flex items-start justify-between mb-2">
                    <div>
                        <p class="font-medium text-gray-900">${searchData.firstName} ${searchData.lastName}</p>
                        <p class="text-sm text-gray-600">Found: Just now</p>
                    </div>
                    <span class="px-2 py-1 text-xs bg-green-100 text-green-800 rounded-full">Complete</span>
                </div>
                <div class="space-y-1 text-sm text-gray-700">
                    <p>📞 ${results.phone}</p>
                    <p>📧 ${results.email}</p>
                    <p>📍 ${results.address}</p>
                </div>
            </div>
        `;
        resultsContainer.insertAdjacentHTML('afterbegin', resultHtml);
    }
}

// Communication functions
function makeAICall() {
    const phoneNumber = prompt('Enter phone number to call:');
    if (phoneNumber) {
        showNotification(`Initiating AI call to ${phoneNumber}...`, 'info');
        
        // Simulate call initiation
        setTimeout(() => {
            showNotification('AI call initiated successfully!', 'success');
            updateCallStats();
        }, 1000);
    }
}

function sendSMS() {
    const phoneNumber = prompt('Enter phone number for SMS:');
    const message = prompt('Enter message:');
    if (phoneNumber && message) {
        showNotification(`Sending SMS to ${phoneNumber}...`, 'info');
        
        setTimeout(() => {
            showNotification('SMS sent successfully!', 'success');
        }, 1000);
    }
}

function sendEmail() {
    const email = prompt('Enter email address:');
    const subject = prompt('Enter subject:');
    const message = prompt('Enter message:');
    if (email && subject && message) {
        showNotification(`Sending email to ${email}...`, 'info');
        
        setTimeout(() => {
            showNotification('Email sent successfully!', 'success');
        }, 1500);
    }
}

// AI Assistant chat
function sendAIMessage(event) {
    event.preventDefault();
    
    const input = document.getElementById('aiInput');
    const message = input.value.trim();
    
    if (!message) return;
    
    // Add user message to chat
    addChatMessage(message, 'user');
    
    // Clear input
    input.value = '';
    
    // Show typing indicator
    showTypingIndicator();
    
    // Simulate AI response
    setTimeout(() => {
        removeTypingIndicator();
        const response = generateAIResponse(message);
        addChatMessage(response, 'assistant');
    }, 1500);
}

function addChatMessage(message, sender) {
    const chatContainer = document.getElementById('chatMessages');
    if (!chatContainer) return;
    
    const messageHtml = sender === 'user' ? `
        <div class="flex items-start gap-3 justify-end">
            <div class="chat-message user px-4 py-2 rounded-lg">
                <p class="text-sm">${message}</p>
            </div>
            <img src="https://static.photos/people/40x40/42" alt="User" class="w-8 h-8 rounded-full">
        </div>
    ` : `
        <div class="flex items-start gap-3">
            <div class="p-2 bg-gradient-to-r from-blue-500 to-purple-600 rounded-full">
                <i data-feather="cpu" class="w-4 h-4 text-white"></i>
            </div>
            <div class="chat-message assistant px-4 py-2 rounded-lg">
                <p class="text-sm">${message}</p>
            </div>
        </div>
    `;
    
    chatContainer.insertAdjacentHTML('beforeend', messageHtml);
    chatContainer.scrollTop = chatContainer.scrollHeight;
    feather.replace();
}

function showTypingIndicator() {
    const chatContainer = document.getElementById('chatMessages');
    if (!chatContainer) return;
    
    const typingHtml = `
        <div id="typingIndicator" class="flex items-start gap-3">
            <div class="p-2 bg-gradient-to-r from-blue-500 to-purple-600 rounded-full">
                <i data-feather="cpu" class="w-4 h-4 text-white"></i>
            </div>
            <div class="chat-message assistant px-4 py-2 rounded-lg">
                <div class="flex gap-1">
                    <div class="w-2 h-2 bg-gray-500 rounded-full animate-bounce" style="animation-delay: 0ms"></div>
                    <div class="w-2 h-2 bg-gray-500 rounded-full animate-bounce" style="animation-delay: 150ms"></div>
                    <div class="w-2 h-2 bg-gray-500 rounded-full animate-bounce" style="animation-delay: 300ms"></div>
                </div>
            </div>
        </div>
    `;
    
    chatContainer.insertAdjacentHTML('beforeend', typingHtml);
    chatContainer.scrollTop = chatContainer.scrollHeight;
    feather.replace();
}

function removeTypingIndicator() {
    const indicator = document.getElementById('typingIndicator');
    if (indicator) {
        indicator.remove();
    }
}

function generateAIResponse(message) {
    const responses = {
        'skip trace': 'I can help you skip trace individuals. Please provide the person\'s name, and any known phone numbers or addresses. I\'ll search through multiple databases to locate current contact information.',
        'legal': 'Oklahoma unclaimed property is governed by 12 O.S. § 772. The Unclaimed Property Act requires holders to report and remit unclaimed property to the State Treasurer after a specified dormancy period.',
        'call script': 'Here\'s a professional opening script: "Hello, my name is [Your Name] from HBU Asset Recovery. I\'m calling because we\'ve located potential unclaimed funds that may belong to you. Would you have a moment to discuss this opportunity?"',
        'default': 'I understand you\'re looking for help with asset recovery. I can assist with skip tracing, legal research, document analysis, and generating outreach materials. What specific task would you like help with?'
    };
    
    const lowerMessage = message.toLowerCase();
    
    for (const [key, response] of Object.entries(responses)) {
        if (lowerMessage.includes(key)) {
            return response;
        }
    }
    
    return responses.default;
}

// Notification system
function showNotification(message, type = 'info') {
    const notification = document.createElement('div');
    const colors = {
        success: 'bg-green-500',
        error: 'bg-red-500',
        info: 'bg-blue-500',
        warning: 'bg-yellow-500'
    };
    
    notification.className = `fixed top-20 right-4 ${colors[type]} text-white px-6 py-3 rounded-lg shadow-lg z-50 transform translate-x-full transition-transform`;
    notification.textContent = message;
    
    document.body.appendChild(notification);
    
    // Animate in
    setTimeout(() => {
        notification.classList.remove('translate-x-full');
    }, 100);
    
    // Remove after 3 seconds
    setTimeout(() => {
        notification.classList.add('translate-x-full');
        setTimeout(() => {
            notification.remove();
        }, 300);
    }, 3000);
}

function checkNewNotifications() {
    // This would normally check for new notifications from the server
    // Simulate random notifications
    if (Math.random() > 0.9) {
        const notifications = [
            'New lead has been assigned to you',
            'AI call completed with positive outcome',
            'Document review required',
            'Skip trace results available'
        ];
        
        const randomNotification = notifications[Math.floor(Math.random() * notifications.length)];
        showNotification(randomNotification, 'info');
    }
}

// Stats updates
function updateStats() {
    // Update dashboard stats with simulated data
    const stats = {
        leads: 247 + Math.floor(Math.random() * 10 - 5),
        calls: 42 + Math.floor(Math.random() * 10),
        traces: 18 + Math.floor(Math.random() * 5),
        recovered: 84500 + Math.floor(Math.random() * 5000)
    };
    
    // Update stat displays
    const statElements = document.querySelectorAll('.text-2xl');
    if (statElements.length >= 4) {
        statElements[0].textContent = stats.leads;
        statElements[1].textContent = stats.calls;
        statElements[2].textContent = stats.traces;
        statElements[3].textContent = '$' + (stats.recovered / 1000).toFixed(1) + 'K';
    }
}

function updateLeadCount() {
    const leadCountElement = document.querySelector('[onclick="showSection(\'leads\')"] span');
    if (leadCountElement) {
        const currentCount = parseInt(leadCountElement.textContent);
        leadCountElement.textContent = currentCount + 1;
        leadCountElement.classList.add('notification-badge');
        setTimeout(() => {
            leadCountElement.classList.remove('notification-badge');
        }, 500);
    }
}

function updateCallStats() {
    const callsElement = document.querySelectorAll('.text-2xl')[1];
    if (callsElement) {
        const currentCalls = parseInt(callsElement.textContent);
        callsElement.textContent = currentCalls + 1;
        callsElement.parentElement.classList.add('success-animation');
    }
}

// Utility functions
function initializeTooltips() {
    const elements = document.querySelectorAll('[data-tooltip]');
    elements.forEach(element => {
        element.classList.add('tooltip');
    });
}

function initializeKeyboardShortcuts() {
    document.addEventListener('keydown', function(event) {
        // Ctrl/Cmd + K for quick search
        if ((event.ctrlKey || event.metaKey) && event.key === 'k') {
            event.preventDefault();
            const searchInput = document.querySelector('input[placeholder="Search leads..."]');
            if (searchInput) {
                searchInput.focus();
            }
        }
        
        // Escape to close modals
        if (event.key === 'Escape') {
            closeNewLeadModal();
            const notificationsPanel = document.getElementById('notificationsPanel');
            if (notificationsPanel && !notificationsPanel.classList.contains('translate-x-full')) {
                toggleNotifications();
            }
        }
        
        // Number keys for navigation
        if (event.altKey && event.key >= '1' && event.key <= '8') {
            const sections = ['dashboard', 'leads', 'skiptrace', 'communications', 'tasks', 'documents', 'ai-assistant', 'settings'];
            const sectionIndex = parseInt(event.key) - 1;
            if (sections[sectionIndex]) {
                showSection(sections[sectionIndex]);
            }
        }
    });
}

// Utility functions for API calls (would be implemented with actual endpoints)
async function apiCall(endpoint, method = 'GET', data = null) {
    try {
        const options = {
            method,
            headers: {
                'Content-Type': 'application/json',
            }
        };
        
        if (data) {
            options.body = JSON.stringify(data);
        }
        
        const response = await fetch(`/api/${endpoint}`, options);
        return await response.json();
    } catch (error) {
        console.error('API call failed:', error);
        showNotification('An error occurred. Please try again.', 'error');
        return null;
    }
}

// Export functions for global access
window.showSection = showSection;
window.toggleNotifications = toggleNotifications;
window.openNewLeadModal = openNewLeadModal;
window.closeNewLeadModal = closeNewLeadModal;
window.addNewLead = addNewLead;
window.performSkipTrace = performSkipTrace;
window.makeAICall = makeAICall;
window.sendSMS = sendSMS;
window.sendEmail = sendEmail;
window.sendAIMessage = sendAIMessage;