---
import MainLayout from '../layouts/MainLayout.astro';
import { SERVICE_TIMES } from '../lib/constants.js';
import { 
  getChurchName, 
  getChurchPhysicalAddress,
  getChurchPoBox,
  getContactPhone, 
  getContactEmail 
} from '../lib/bindings.js';

let churchName = 'Church';
let physicalAddress = '';
let poBox = '';
let phone = '';
let email = '';

try {
  churchName = getChurchName();
  physicalAddress = getChurchPhysicalAddress();
  poBox = getChurchPoBox();
  phone = getContactPhone();
  
  
  // Get the base email from church-core and make it dynamic based on current domain
  const baseEmail = getContactEmail();
  const currentUrl = Astro.url.hostname;
  
  // Extract the domain part and create dynamic email
  if (currentUrl && currentUrl !== 'localhost') {
    email = `admin@${currentUrl}`;
  } else {
    // Fallback to the original email from church-core
    email = baseEmail;
  }
} catch (e) {
  console.error('Failed to get contact info:', e);
}
---

<MainLayout title={`Contact - ${churchName}`} description="Get in touch with us for questions, prayer requests, or to learn more about our faith">
  
  <!-- Contact Hero -->
  <section class="py-16 bg-heavenly-gradient text-white">
    <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 text-center">
      <h1 class="text-4xl lg:text-6xl font-bold mb-6">Contact Us</h1>
      <p class="text-xl text-blue-100 max-w-2xl mx-auto">
        We'd love to hear from you. Reach out with questions, prayer requests, or to learn more about our faith community.
      </p>
    </div>
  </section>

  <!-- Contact Content -->
  <section class="py-16 bg-white dark:bg-gray-900">
    <div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
      <div class="grid lg:grid-cols-2 gap-12">
        
        <!-- Contact Form -->
        <div class="bg-gradient-to-br from-gray-50 to-blue-50 dark:from-gray-800 dark:to-gray-700 rounded-2xl p-8">
          <h2 class="text-3xl font-bold text-gray-900 dark:text-white mb-6">Send us a message</h2>
          
          <form id="contactForm" class="space-y-6">
            <div>
              <label for="name" class="block text-sm font-medium text-gray-900 dark:text-white mb-2">Name *</label>
              <input 
                type="text" 
                id="name" 
                name="name" 
                required
                class="w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-xl focus:ring-2 focus:ring-primary-500 focus:border-transparent bg-white dark:bg-gray-800 text-gray-900 dark:text-white"
                placeholder="Your full name"
              >
            </div>
            
            <div>
              <label for="email" class="block text-sm font-medium text-gray-900 dark:text-white mb-2">Email *</label>
              <input 
                type="email" 
                id="email" 
                name="email" 
                required
                class="w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-xl focus:ring-2 focus:ring-primary-500 focus:border-transparent bg-white dark:bg-gray-800 text-gray-900 dark:text-white"
                placeholder="your.email@example.com"
              >
            </div>
            
            <div>
              <label for="phone" class="block text-sm font-medium text-gray-900 dark:text-white mb-2">Phone</label>
              <input 
                type="tel" 
                id="phone" 
                name="phone"
                class="w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-xl focus:ring-2 focus:ring-primary-500 focus:border-transparent bg-white dark:bg-gray-800 text-gray-900 dark:text-white"
                placeholder="(555) 123-4567"
              >
            </div>
            
            <div>
              <label for="subject" class="block text-sm font-medium text-gray-900 dark:text-white mb-2">Subject *</label>
              <select 
                id="subject" 
                name="subject" 
                required
                class="w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-xl focus:ring-2 focus:ring-primary-500 focus:border-transparent bg-white dark:bg-gray-800 text-gray-900 dark:text-white"
              >
                <option value="">Select a subject</option>
                <option value="General Inquiry">General Inquiry</option>
                <option value="Prayer Request">Prayer Request</option>
                <option value="Bible Study">Bible Study Questions</option>
                <option value="Three Angels Message">Three Angels' Message</option>
                <option value="Pastoral Care">Pastoral Care</option>
                <option value="Events">Events & Activities</option>
                <option value="Other">Other</option>
              </select>
            </div>
            
            <div>
              <label for="message" class="block text-sm font-medium text-gray-900 dark:text-white mb-2">Message *</label>
              <textarea 
                id="message" 
                name="message" 
                required
                rows="5"
                class="w-full px-4 py-3 border border-gray-300 dark:border-gray-600 rounded-xl focus:ring-2 focus:ring-primary-500 focus:border-transparent bg-white dark:bg-gray-800 text-gray-900 dark:text-white"
                placeholder="How can we help you today?"
              ></textarea>
            </div>
            
            <button 
              type="submit"
              class="w-full bg-primary-600 text-white px-8 py-4 rounded-2xl font-semibold hover:bg-primary-700 transition-colors flex items-center justify-center space-x-2"
            >
              <i data-lucide="send" class="w-5 h-5"></i>
              <span>Send Message</span>
            </button>
          </form>
          
          <div id="formMessage" class="mt-4 hidden"></div>
        </div>

        <!-- Contact Information -->
        <div class="space-y-8">
          <div>
            <h2 class="text-3xl font-bold text-gray-900 dark:text-white mb-6">Get in touch</h2>
            <p class="text-gray-600 dark:text-gray-300 text-lg leading-relaxed">
              Whether you're seeking spiritual guidance, have questions about our faith, or want to join our community, we're here to help.
            </p>
          </div>

          <!-- Contact Details -->
          <div class="space-y-6">
            {(physicalAddress || poBox) && (
              <div class="flex items-start space-x-4">
                <div class="w-12 h-12 bg-primary-500 rounded-xl flex items-center justify-center flex-shrink-0">
                  <i data-lucide="map-pin" class="w-6 h-6 text-white"></i>
                </div>
                <div>
                  <h3 class="font-semibold text-gray-900 dark:text-white mb-1">Visit Us</h3>
                  <div class="text-gray-600 dark:text-gray-300">
                    {physicalAddress && (
                      <p class="mb-1">{physicalAddress}</p>
                    )}
                    {poBox && (
                      <p class="mb-0">{poBox}</p>
                    )}
                  </div>
                </div>
              </div>
            )}

            {phone && (
              <div class="flex items-start space-x-4">
                <div class="w-12 h-12 bg-gold-500 rounded-xl flex items-center justify-center flex-shrink-0">
                  <i data-lucide="phone" class="w-6 h-6 text-black"></i>
                </div>
                <div>
                  <h3 class="font-semibold text-gray-900 dark:text-white mb-1">Call Us</h3>
                  <a href={`tel:${phone}`} class="text-primary-600 dark:text-primary-400 hover:underline">{phone}</a>
                </div>
              </div>
            )}

            {email && (
              <div class="flex items-start space-x-4">
                <div class="w-12 h-12 bg-purple-500 rounded-xl flex items-center justify-center flex-shrink-0">
                  <i data-lucide="mail" class="w-6 h-6 text-white"></i>
                </div>
                <div>
                  <h3 class="font-semibold text-gray-900 dark:text-white mb-1">Email Us</h3>
                  <a href={`mailto:${email}`} class="text-primary-600 dark:text-primary-400 hover:underline">{email}</a>
                </div>
              </div>
            )}

            <div class="flex items-start space-x-4">
              <div class="w-12 h-12 bg-green-500 rounded-xl flex items-center justify-center flex-shrink-0">
                <i data-lucide="clock" class="w-6 h-6 text-white"></i>
              </div>
              <div>
                <h3 class="font-semibold text-gray-900 dark:text-white mb-1">Service Times</h3>
                <div class="text-gray-600 dark:text-gray-300 space-y-1">
                  <p>Sabbath School: {SERVICE_TIMES.SABBATH_SCHOOL}</p>
                  <p>Divine Service: {SERVICE_TIMES.DIVINE_SERVICE}</p>
                  <p>Prayer Meeting: {SERVICE_TIMES.PRAYER_MEETING}</p>
                </div>
              </div>
            </div>
          </div>

          <!-- Quick Links -->
          <div class="bg-gradient-to-br from-primary-50 to-blue-50 dark:from-gray-800 dark:to-gray-700 rounded-2xl p-6">
            <h3 class="text-xl font-bold text-gray-900 dark:text-white mb-4">Quick Links</h3>
            <div class="space-y-3">
              <a href="/three-angels" class="flex items-center space-x-2 text-primary-600 dark:text-primary-400 hover:text-primary-700 dark:hover:text-primary-300 transition-colors">
                <i data-lucide="users" class="w-4 h-4"></i>
                <span>Learn about the Three Angels' Message</span>
              </a>
              <a href="/events" class="flex items-center space-x-2 text-primary-600 dark:text-primary-400 hover:text-primary-700 dark:hover:text-primary-300 transition-colors">
                <i data-lucide="calendar" class="w-4 h-4"></i>
                <span>View upcoming events</span>
              </a>
              <a href="/sermons" class="flex items-center space-x-2 text-primary-600 dark:text-primary-400 hover:text-primary-700 dark:hover:text-primary-300 transition-colors">
                <i data-lucide="play" class="w-4 h-4"></i>
                <span>Listen to recent sermons</span>
              </a>
            </div>
          </div>
        </div>
      </div>
    </div>
  </section>
</MainLayout>

<script>
  let validationTimeout: number;
  
  // Real-time validation function
  async function validateForm() {
    const form = document.getElementById('contactForm') as HTMLFormElement;
    if (!form) return;
    
    const formData = new FormData(form);
    const data = {
      name: formData.get('name'),
      email: formData.get('email'),
      phone: formData.get('phone'),
      subject: formData.get('subject'),
      message: formData.get('message')
    };
    
    try {
      const response = await fetch('/api/contact/validate', {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json',
        },
        body: JSON.stringify(data)
      });
      
      const result = await response.json();
      
      // Clear previous validation messages
      document.querySelectorAll('.field-error').forEach(el => el.remove());
      document.querySelectorAll('.border-red-500').forEach(el => {
        el.classList.remove('border-red-500');
        el.classList.add('border-gray-300', 'dark:border-gray-600');
      });
      
      if (!result.is_valid && result.errors.length > 0) {
        // Show field-specific errors
        result.errors.forEach((error: string) => {
          let fieldName = '';
          if (error.toLowerCase().includes('name')) fieldName = 'name';
          else if (error.toLowerCase().includes('email')) fieldName = 'email';
          else if (error.toLowerCase().includes('phone')) fieldName = 'phone';
          else if (error.toLowerCase().includes('subject')) fieldName = 'subject';
          else if (error.toLowerCase().includes('message')) fieldName = 'message';
          
          if (fieldName) {
            const field = document.getElementById(fieldName);
            if (field) {
              field.classList.remove('border-gray-300', 'dark:border-gray-600');
              field.classList.add('border-red-500');
              
              const errorDiv = document.createElement('div');
              errorDiv.className = 'field-error text-red-600 dark:text-red-400 text-sm mt-1';
              errorDiv.textContent = error;
              field.parentNode?.appendChild(errorDiv);
            }
          }
        });
      }
    } catch (error) {
      console.error('Validation error:', error);
    }
  }
  
  // Phone number formatting
  function formatPhoneNumber(value: string): string {
    // Remove all non-digits
    const phoneNumber = value.replace(/\D/g, '');
    
    // Format based on length
    if (phoneNumber.length === 10) {
      return `(${phoneNumber.slice(0, 3)}) ${phoneNumber.slice(3, 6)}-${phoneNumber.slice(6)}`;
    } else if (phoneNumber.length === 11 && phoneNumber[0] === '1') {
      return `+1 (${phoneNumber.slice(1, 4)}) ${phoneNumber.slice(4, 7)}-${phoneNumber.slice(7)}`;
    }
    
    return value; // Return original if not a standard format
  }
  
  function unformatPhoneNumber(value: string): string {
    return value.replace(/\D/g, '');
  }

  // Add real-time validation to form fields
  document.addEventListener('DOMContentLoaded', () => {
    const form = document.getElementById('contactForm');
    if (!form) return;
    
    const phoneField = document.getElementById('phone') as HTMLInputElement;
    let isTyping = false;
    let typingTimeout: number;
    
    const fields = ['name', 'email', 'phone', 'subject', 'message'];
    fields.forEach(fieldName => {
      const field = document.getElementById(fieldName);
      if (field) {
        field.addEventListener('input', () => {
          clearTimeout(validationTimeout);
          validationTimeout = setTimeout(validateForm, 500);
        });
        
        field.addEventListener('blur', validateForm);
      }
    });
    
    // Special handling for phone field
    if (phoneField) {
      phoneField.addEventListener('input', () => {
        isTyping = true;
        clearTimeout(typingTimeout);
        
        // If user is typing, remove formatting
        if (isTyping) {
          const unformatted = unformatPhoneNumber(phoneField.value);
          if (phoneField.value !== unformatted && phoneField.value.length > unformatted.length) {
            phoneField.value = unformatted;
          }
        }
        
        // Set timeout to format when user stops typing
        typingTimeout = setTimeout(() => {
          isTyping = false;
          if (phoneField.value.trim()) {
            phoneField.value = formatPhoneNumber(phoneField.value);
          }
        }, 1000);
      });
      
      phoneField.addEventListener('blur', () => {
        isTyping = false;
        clearTimeout(typingTimeout);
        if (phoneField.value.trim()) {
          phoneField.value = formatPhoneNumber(phoneField.value);
        }
      });
      
      phoneField.addEventListener('focus', () => {
        isTyping = true;
        clearTimeout(typingTimeout);
      });
    }
  });

  document.getElementById('contactForm')?.addEventListener('submit', async (e) => {
    e.preventDefault();
    
    const formData = new FormData(e.target as HTMLFormElement);
    const messageDiv = document.getElementById('formMessage');
    if (!messageDiv) return;
    
    try {
      const response = await fetch('/api/contact', {
        method: 'POST',
        headers: {
          'Content-Type': 'application/json',
        },
        body: JSON.stringify({
          name: formData.get('name'),
          email: formData.get('email'),
          phone: formData.get('phone'),
          subject: formData.get('subject'),
          message: formData.get('message')
        })
      });
      
      const result = await response.json();
      
      if (response.ok && result.success) {
        messageDiv.className = 'mt-4 p-4 bg-green-100 dark:bg-green-900 border border-green-400 dark:border-green-600 text-green-700 dark:text-green-300 rounded-xl';
        messageDiv.textContent = 'Thank you! Your message has been sent successfully.';
        (e.target as HTMLFormElement).reset();
        
        // Clear validation errors on successful submit
        document.querySelectorAll('.field-error').forEach(el => el.remove());
        document.querySelectorAll('.border-red-500').forEach(el => {
          el.classList.remove('border-red-500');
          el.classList.add('border-gray-300', 'dark:border-gray-600');
        });
      } else {
        messageDiv.className = 'mt-4 p-4 bg-red-100 dark:bg-red-900 border border-red-400 dark:border-red-600 text-red-700 dark:text-red-300 rounded-xl';
        messageDiv.textContent = result.error || result.message || 'There was an error sending your message. Please try again.';
      }
      
      messageDiv.classList.remove('hidden');
      setTimeout(() => {
        messageDiv.classList.add('hidden');
      }, 5000);
      
    } catch (error) {
      messageDiv.className = 'mt-4 p-4 bg-red-100 dark:bg-red-900 border border-red-400 dark:border-red-600 text-red-700 dark:text-red-300 rounded-xl';
      messageDiv.textContent = 'Network error. Please check your connection and try again.';
      messageDiv.classList.remove('hidden');
    }
  });
</script>