{% extends "base.html" %}
{% load static %}

{% block title %}Become a Member{% endblock %}
{% block meta_description %}Become a member of {{ site_branding.site_name }} and connect with the com2care research community.{% endblock %}

{% block content %}

<section class="page-hero" aria-labelledby="contact-heading">
  <div class="page-hero-blobs" aria-hidden="true">
    <div class="blob blob--1"></div>
    <div class="blob blob--2"></div>
  </div>
  <div class="container">
    <div class="page-hero-content">
      <div class="section-badge">Join the Community</div>
      <h1 class="page-hero-title" id="contact-heading">Become a Member</h1>
      <p class="page-hero-subtitle">Tell us how you would like to contribute, collaborate, or take part in the com2care research community.</p>
    </div>
  </div>
</section>

{% include "partials/_page_videos.html" with videos=contact_videos %}

<section class="section" aria-labelledby="contact-form-heading">
  <div class="container">
    <div class="contact-layout{% if not site_contact.has_contact_sidebar %} contact-layout--full{% endif %}">

      <div class="contact-form-wrap glass-card fade-in">
        <h2 class="contact-form-title" id="contact-form-heading">Membership Request</h2>
        <form id="contactForm" novalidate action="{% url 'pages:contact' %}" method="post" enctype="multipart/form-data">
          {% csrf_token %}

          <div class="form-group">
            <label for="id_name">Full Name <span class="required-star">*</span></label>
            {{ form.name }}
            <span class="form-field-error" data-field="name"></span>
          </div>

          <div class="form-group">
            <label for="id_title">Subject / Title <span class="required-star">*</span></label>
            {{ form.title }}
            <span class="form-field-error" data-field="title"></span>
          </div>

          <div class="form-group">
            <label for="id_description">Message <span class="required-star">*</span></label>
            {{ form.description }}
            <span class="form-field-error" data-field="description"></span>
          </div>

          <div class="form-group">
            <label for="id_email">Email <span class="optional-label">(optional)</span></label>
            {{ form.email }}
            <span class="form-field-error" data-field="email"></span>
          </div>

          <div class="form-group">
            <label for="id_attachments">Attachments <span class="optional-label">(optional)</span></label>
            <input type="file" name="attachments" id="id_attachments" multiple
                   accept=".png,.jpg,.jpeg,.gif,.webp,.bmp,.zip,.log,.txt"
                   class="file-input" />
            <p class="form-hint">Images, ZIP, or log/text files — up to 3 files, 10 MB each.</p>
            <p class="form-file-list" id="attachmentFileList" aria-live="polite"></p>
            <span class="form-field-error" data-field="attachments"></span>
          </div>

          <div class="form-group form-group--captcha">
            <label for="id_captcha">
              Verification: what is <strong id="captchaQuestion">{{ captcha_question }}</strong>?
              <span class="required-star">*</span>
            </label>
            <input type="number" name="captcha_answer" id="id_captcha"
                   placeholder="Answer" min="0" max="18" required
                   class="captcha-input" />
            <span class="form-field-error" data-field="captcha"></span>
          </div>

          <button type="submit" class="btn-primary btn-submit" id="submitBtn">
            <span class="btn-label">Send Message</span>
            <span class="btn-spinner" hidden aria-hidden="true">
              <svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                <path d="M12 2v4M12 18v4M4.93 4.93l2.83 2.83M16.24 16.24l2.83 2.83M2 12h4M18 12h4M4.93 19.07l2.83-2.83M16.24 7.76l2.83-2.83"/>
              </svg>
            </span>
          </button>
        </form>
      </div>

      {% if site_contact.has_contact_sidebar %}
      <aside class="contact-sidebar">
        {% if site_contact.has_support_email %}
        <div class="contact-card glass-card fade-in">
          <div class="contact-icon" aria-hidden="true">
            <svg width="28" height="28" viewBox="0 0 32 32" fill="none">
              <path d="M5 8C5 6.895 5.895 6 7 6H25C26.105 6 27 6.895 27 8V22C27 23.105 26.105 24 25 24H7C5.895 24 5 23.105 5 22V8Z" stroke="currentColor" stroke-width="1.5"/>
              <path d="M5 9L16 16L27 9" stroke="currentColor" stroke-width="1.5" stroke-linecap="round"/>
            </svg>
          </div>
          <h3 class="contact-card-title">{{ site_contact.email_card_title_display }}</h3>
          {% if site_contact.email_card_description %}
          <p class="contact-card-desc">{{ site_contact.email_card_description }}</p>
          {% endif %}
          {% include "partials/_contact_email.html" with link_class="contact-email-link" %}
        </div>
        {% endif %}

        {% if site_contact.has_discord %}
        <div class="contact-card glass-card fade-in">
          <div class="contact-icon" aria-hidden="true">
            <svg width="28" height="28" viewBox="0 0 24 24" fill="currentColor">
              <path d="M20.317 4.37a19.791 19.791 0 0 0-4.885-1.515.074.074 0 0 0-.079.037c-.21.375-.444.864-.608 1.25a18.27 18.27 0 0 0-5.487 0 12.64 12.64 0 0 0-.617-1.25.077.077 0 0 0-.079-.037A19.736 19.736 0 0 0 3.677 4.37a.07.07 0 0 0-.032.027C.533 9.046-.32 13.58.099 18.057.1 18.08.114 18.1.133 18.11a19.9 19.9 0 0 0 5.993 3.03.078.078 0 0 0 .084-.028c.462-.63.874-1.295 1.226-1.994a.076.076 0 0 0-.041-.106 13.107 13.107 0 0 1-1.872-.892.077.077 0 0 1-.008-.128 10.2 10.2 0 0 0 .372-.292.074.074 0 0 1 .077-.01c3.928 1.793 8.18 1.793 12.062 0a.074.074 0 0 1 .078.01c.12.098.246.198.373.292a.077.077 0 0 1-.006.127 12.299 12.299 0 0 1-1.873.892.077.077 0 0 0-.041.107c.36.698.772 1.362 1.225 1.993a.076.076 0 0 0 .084.028 19.839 19.839 0 0 0 6.002-3.03.077.077 0 0 0 .032-.054c.5-5.177-.838-9.674-3.549-13.66a.061.061 0 0 0-.031-.03z"/>
            </svg>
          </div>
          <h3 class="contact-card-title">{{ site_contact.discord_card_title_display }}</h3>
          {% if site_contact.discord_card_description %}
          <p class="contact-card-desc">{{ site_contact.discord_card_description }}</p>
          {% endif %}
          {% include "partials/_contact_discord.html" with button_class="btn-primary btn--sm" %}
        </div>
        {% endif %}

        {% if site_contact.has_office_address %}
        <div class="contact-card glass-card fade-in">
          <div class="contact-icon" aria-hidden="true">
            <svg width="28" height="28" viewBox="0 0 32 32" fill="none">
              <path d="M16 3C11.029 3 7 7.029 7 12C7 19 16 29 16 29C16 29 25 19 25 12C25 7.029 20.971 3 16 3Z" stroke="currentColor" stroke-width="1.5"/>
              <circle cx="16" cy="12" r="3" stroke="currentColor" stroke-width="1.5"/>
            </svg>
          </div>
          <h3 class="contact-card-title">{{ site_contact.office_card_title_display }}</h3>
          {% include "partials/_contact_office.html" with address_class="contact-address" %}
        </div>
        {% endif %}
      </aside>
      {% endif %}

    </div>
  </div>
</section>

<div id="noEmailModal" class="modal-overlay" role="dialog" aria-modal="true" aria-labelledby="noEmailTitle" hidden>
  <div class="modal-box glass-card">
    <div class="modal-icon-wrap">
      <svg width="40" height="40" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5">
        <path d="M3 8l7.89 5.26a2 2 0 002.22 0L21 8M5 19h14a2 2 0 002-2V7a2 2 0 00-2-2H5a2 2 0 00-2 2v10a2 2 0 002 2z"/>
      </svg>
    </div>
    <h3 class="modal-title" id="noEmailTitle">No reply address</h3>
    <p class="modal-body">You haven't provided an email address. Without it, we won't be able to respond to your message. Would you like to add one, or send without a reply address?</p>
    <div class="modal-actions">
      <button class="btn-ghost" id="modalAddEmail">Add Email</button>
      <button class="btn-primary" id="modalSendAnyway">Send Without Email</button>
    </div>
  </div>
</div>

<div id="successModal" class="modal-overlay" role="dialog" aria-modal="true" aria-labelledby="successTitle" hidden>
  <div class="modal-box glass-card">
    <div class="modal-icon-wrap modal-icon-wrap--success">
      <svg width="40" height="40" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5">
        <path d="M22 11.08V12a10 10 0 11-5.93-9.14"/><polyline points="22 4 12 14.01 9 11.01"/>
      </svg>
    </div>
    <h3 class="modal-title" id="successTitle">Message Sent!</h3>
    <p class="modal-body">Thank you for reaching out. We've received your message and will get back to you as soon as possible.</p>
    <button class="btn-primary" id="successClose">Done</button>
  </div>
</div>

<div id="errorModal" class="modal-overlay" role="dialog" aria-modal="true" aria-labelledby="errorTitle" hidden>
  <div class="modal-box glass-card">
    <div class="modal-icon-wrap modal-icon-wrap--error">
      <svg width="40" height="40" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="1.5">
        <circle cx="12" cy="12" r="10"/><line x1="12" y1="8" x2="12" y2="12"/><line x1="12" y1="16" x2="12.01" y2="16"/>
      </svg>
    </div>
    <h3 class="modal-title" id="errorTitle">Something Went Wrong</h3>
    <p class="modal-body" id="errorModalMsg">Please check your answers and try again.</p>
    <button class="btn-ghost" id="errorClose">Try Again</button>
  </div>
</div>

{% endblock %}

{% block extra_js %}
<script>
(function () {
  const form = document.getElementById('contactForm');
  if (!form) return;

  const emailField = form.querySelector('#id_email');
  const fileInput = form.querySelector('#id_attachments');
  const fileList = form.querySelector('#attachmentFileList');
  const submitBtn = form.querySelector('#submitBtn');
  const btnLabel = submitBtn.querySelector('.btn-label');
  const btnSpinner = submitBtn.querySelector('.btn-spinner');

  function showModal(id) {
    const el = document.getElementById(id);
    if (el) { el.hidden = false; el.focus(); }
  }
  function hideModal(id) {
    const el = document.getElementById(id);
    if (el) el.hidden = true;
  }

  function clearErrors() {
    form.querySelectorAll('.form-field-error').forEach(el => { el.textContent = ''; });
    form.querySelectorAll('.form-group').forEach(el => el.classList.remove('has-error'));
  }

  function showErrors(errors) {
    clearErrors();
    Object.entries(errors).forEach(([field, msgs]) => {
      const span = form.querySelector(`[data-field="${field}"]`);
      if (span) {
        span.textContent = msgs[0] || '';
        span.closest('.form-group')?.classList.add('has-error');
      }
    });
  }

  function setLoading(on) {
    submitBtn.disabled = on;
    btnLabel.hidden = on;
    btnSpinner.hidden = !on;
  }

  async function submitForm() {
    clearErrors();
    setLoading(true);
    const formData = new FormData(form);
    try {
      const res = await fetch(form.action || window.location.href, {
        method: 'POST',
        body: formData,
        headers: { 'X-Requested-With': 'XMLHttpRequest' },
      });
      const data = await res.json();
      if (data.success) {
        form.reset();
        if (fileList) fileList.textContent = '';
        showModal('successModal');
      } else {
        if (data.errors) showErrors(data.errors);
        if (data.errors?.captcha) {
          document.getElementById('errorModalMsg').textContent = data.errors.captcha[0];
          showModal('errorModal');
        } else if (!res.ok) {
          showModal('errorModal');
        }
        if (data.captcha_question) {
          document.getElementById('captchaQuestion').textContent = data.captcha_question;
          const captchaInput = form.querySelector('#id_captcha');
          if (captchaInput) captchaInput.value = '';
        }
      }
    } catch {
      showModal('errorModal');
    } finally {
      setLoading(false);
    }
  }

  fileInput?.addEventListener('change', () => {
    if (!fileList) return;
    const names = [...fileInput.files].map(file => file.name);
    fileList.textContent = names.length ? names.join(', ') : '';
  });

  form.addEventListener('submit', e => {
    e.preventDefault();
    if (!emailField.value.trim()) {
      showModal('noEmailModal');
    } else {
      submitForm();
    }
  });

  document.getElementById('modalAddEmail')?.addEventListener('click', () => {
    hideModal('noEmailModal');
    emailField.focus();
  });

  document.getElementById('modalSendAnyway')?.addEventListener('click', () => {
    hideModal('noEmailModal');
    submitForm();
  });

  document.getElementById('successClose')?.addEventListener('click', () => hideModal('successModal'));
  document.getElementById('errorClose')?.addEventListener('click', () => hideModal('errorModal'));

  document.querySelectorAll('.modal-overlay').forEach(overlay => {
    overlay.addEventListener('click', e => {
      if (e.target === overlay) overlay.hidden = true;
    });
  });

  document.addEventListener('keydown', e => {
    if (e.key === 'Escape') {
      document.querySelectorAll('.modal-overlay').forEach(m => { m.hidden = true; });
    }
  });
})();
</script>
{% endblock %}