{% extends "base.html" %}

{% block content %}
<div class="top-bar">
    <a href="/dashboard" style="color: var(--color-text); text-decoration: none;">
        <svg width="24" height="24" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
            <path d="M19 12H5M12 19l-7-7 7-7"/>
        </svg>
    </a>
    <h2>Register</h2>
    <a href="/dashboard" class="top-bar-logo-wrap">
        <img src="{{ url_for('static', filename='images/logo.png') }}" alt="One Step Greener" class="top-bar-logo top-bar-logo-sm" />
    </a>
</div>

<!-- PIN gate: always shown first; hidden after correct PIN -->
<div id="pinGate" class="pin-gate">
    <p class="pin-prompt">Enter PIN to access Register.</p>
    <input type="password" id="pinInput" class="pin-input" placeholder="PIN" maxlength="8" inputmode="numeric" autocomplete="off" />
    <button type="button" id="pinSubmit" class="btn-primary pin-submit">Continue</button>
    <p id="pinError" class="pin-error" style="display: none;"></p>
</div>

<!-- Register form: hidden until PIN verified -->
<div id="registerForm" class="register-form-locked" style="display: none;">
    <input type="text" id="empId" placeholder="Employee ID (e.g. EMP-001)">
    <input type="text" id="empName" placeholder="Full name">
    
    <div class="video-rect-container">
        <video id="videoFeed" autoplay playsinline muted></video>
        <div class="rect-overlay"></div>
        
        <!-- Progress Ring -->
        <svg class="progress-ring" viewBox="0 0 40 40">
            <circle cx="20" cy="20" r="18" stroke="#333" stroke-width="4" fill="none"/>
            <circle id="progressCircle" cx="20" cy="20" r="18" stroke="var(--color-primary)" stroke-width="4" fill="none" stroke-dasharray="113" stroke-dashoffset="113" transform="rotate(-90 20 20)"/>
        </svg>
    </div>
    
    <p class="status-text" id="statusText">Align face within frame</p>
    
    <button id="btnRegister" class="btn-primary" disabled onclick="submitRegistration()">Register</button>
</div>

<!-- Spoof toast (same as attendance) -->
<div id="spoofToast" class="toast toast-danger" role="alert" aria-live="polite">
    <span class="toast-icon">⚠</span>
    <div class="toast-body">
        <strong class="toast-title">Spoofing detected</strong>
        <p class="toast-message" id="spoofToastMessage">Use a live face, not a photo or screen.</p>
    </div>
</div>

<div id="successState" class="success-state" style="display:none;">
    <div class="checkmark-large">✓</div>
    <h2>Registered</h2>
    <div class="chip" id="successChip"></div>
    <button class="btn-outline" onclick="location.reload()">Register Another</button>
    <br>
    <a href="/dashboard" style="color: var(--color-text-muted); font-size: 13px; margin-top: 20px; display:inline-block;">Back to check in</a>
</div>

{% endblock %}

{% block scripts %}
<script>
(function() {
    var pinGate = document.getElementById('pinGate');
    var registerForm = document.getElementById('registerForm');
    var pinInput = document.getElementById('pinInput');
    var pinSubmit = document.getElementById('pinSubmit');
    var pinError = document.getElementById('pinError');

    if (pinGate && registerForm && pinInput && pinSubmit) {
        function doVerify() {
            var pin = (pinInput.value || '').trim();
            pinError.style.display = 'none';
            if (!pin) {
                pinError.textContent = 'Enter PIN';
                pinError.style.display = 'block';
                return;
            }
            pinSubmit.disabled = true;
            fetch('/api/verify-pin', {
                method: 'POST',
                headers: { 'Content-Type': 'application/json' },
                body: JSON.stringify({ pin: pin })
            })
            .then(function(r) { return r.json(); })
            .then(function(data) {
                pinSubmit.disabled = false;
                if (data.status === 'ok') {
                    pinGate.style.display = 'none';
                    registerForm.style.display = 'block';
                    if (window.loadRegisterScript) window.loadRegisterScript();
                } else {
                    pinError.textContent = data.message || 'Incorrect PIN';
                    pinError.style.display = 'block';
                }
            })
            .catch(function() {
                pinSubmit.disabled = false;
                pinError.textContent = 'Request failed';
                pinError.style.display = 'block';
            });
        }
        pinSubmit.addEventListener('click', doVerify);
        pinInput.addEventListener('keydown', function(e) { if (e.key === 'Enter') doVerify(); });

        window.loadRegisterScript = function() {
            if (window.registerScriptLoaded) return;
            window.registerScriptLoaded = true;
            var s = document.createElement('script');
            s.src = "{{ url_for('static', filename='js/register.js') }}";
            document.body.appendChild(s);
        };
    }
})();
</script>
{% endblock %}