{% extends "base.html.twig" %}

{% block title %}Customer Survey — Sainsbury's{% endblock %}

{% block body %}
    <style>
.survey-page { max-width: 720px; margin: 0 auto; padding: 48px 24px 64px; min-height: 100vh; background: #ffffff; }
{% if submitted %}.survey-page { background: transparent; }{% endif %}
.survey-header { text-align: center; margin-bottom: 40px; }
.survey-logo svg { width: 180px; height: auto; }
.survey-title { font-family: MaryAnn, "Trebuchet MS", Arial, sans-serif; font-weight: 800; font-size: 2rem; color: #1a1a1a; margin-bottom: 8px; line-height: 1.3; }
@media (min-width: 768px) { .survey-title { font-size: 2.5rem; } }
.survey-subtitle { font-family: Barlow, sans-serif; font-weight: 400; font-size: 1.05rem; color: #5a6270; line-height: 1.6; }
.survey-progress { display: flex; align-items: center; gap: 12px; margin-bottom: 36px; padding: 0 4px; }
.progress-bar-track { flex: 1; height: 6px; background: #e5e7eb; border-radius: 3px; overflow: hidden; }
.progress-bar-fill { height: 100%; background: #f06c00; border-radius: 3px; transition: width 0.4s ease; }
.progress-text { font-family: Barlow, sans-serif; font-weight: 600; font-size: 0.85rem; color: #f06c00; white-space: nowrap; }
.survey-card { background: #ffffff; border: 1px solid #e2e8f0; border-radius: 12px; padding: 32px 28px; margin-bottom: 24px; }
.question-number { font-family: Barlow, sans-serif; font-weight: 800; font-size: 0.75rem; color: #f06c00; text-transform: uppercase; letter-spacing: 2px; margin-bottom: 10px; }
.question-text { font-family: MaryAnn, "Trebuchet MS", Arial, sans-serif; font-weight: 800; font-size: 1.35rem; color: #1a1a1a; margin-bottom: 24px; line-height: 1.4; }
.options-list { display: flex; flex-direction: column; gap: 10px; }
.option-label { display: flex; align-items: center; gap: 14px; padding: 14px 18px; border: 1.5px solid #d1d5db; border-radius: 8px; cursor: pointer; transition: all 0.2s ease; background: transparent; }
.option-label:hover { border-color: #f06c00; background: rgba(240, 108, 0, 0.04); }
.option-label input[type="radio"] { appearance: none; -webkit-appearance: none; width: 20px; height: 20px; border: 2px solid #9ca3af; border-radius: 50%; cursor: pointer; transition: all 0.15s ease; flex-shrink: 0; }
.option-label input[type="radio"]:checked { border-color: #f06c00; background: #f06c00; box-shadow: inset 0 0 0 4px #ffffff; }
.option-label input[type="radio"]:checked + .option-text { color: #f06c00; }
.option-text { font-family: Barlow, sans-serif; font-weight: 400; font-size: 1rem; color: #374151; transition: color 0.2s ease; line-height: 1.5; }
.option-label:has(input:checked) { border-color: rgba(240, 108, 0, 0.4); background: rgba(240, 108, 0, 0.06); }
select.survey-select { width: 100%; padding: 14px 18px; border: 1.5px solid #d1d5db; border-radius: 8px; background: #ffffff; color: #374151; font-family: Barlow, sans-serif; font-size: 1rem; cursor: pointer; transition: border-color 0.2s ease; appearance: none; }
select.survey-select:hover { border-color: #f06c00; }
select.survey-select:focus { outline: none; border-color: #f06c00; box-shadow: 0 0 0 3px rgba(240, 108, 0, 0.15); }
select.survey-select option { background: #ffffff; color: #374151; padding: 8px; }
.star-rating { display: flex; gap: 8px; direction: rtl; justify-content: flex-end; }
.star-rating input { display: none; }
.star-rating label { font-size: 2.2rem; color: #d1d5db; cursor: pointer; transition: all 0.15s ease; line-height: 1; }
.star-rating label:hover, .star-rating label:hover ~ label, .star-rating input:checked ~ label { color: #f06c00; }
.survey-actions { display: flex; gap: 16px; margin-top: 40px; justify-content: center; flex-wrap: wrap; }
.btn-survey-primary { font-family: MaryAnn, "Trebuchet MS", Arial, sans-serif; font-weight: 800; font-size: 1rem; color: #ffffff; background: #f06c00; border: none; border-radius: 8px; padding: 14px 48px; cursor: pointer; transition: background-color 0.2s ease, box-shadow 0.2s ease; }
.btn-survey-primary:hover { background: #e65c00; box-shadow: 0 4px 16px rgba(240, 108, 0, 0.3); }
.btn-survey-primary:active { background: #b0745a; }
.btn-survey-secondary { font-family: MaryAnn, "Trebuchet MS", Arial, sans-serif; font-weight: 800; font-size: 1rem; color: #f06c00; background: transparent; border: 2px solid #f06c00; border-radius: 8px; padding: 14px 48px; cursor: pointer; transition: all 0.2s ease; }
.btn-survey-secondary:hover { background: rgba(240, 108, 0, 0.08); border-color: #e65c00; }
 .confetti-container { position: fixed; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; z-index: 9999; }
.confetti { position: absolute; width: 8px; height: 8px; border-radius: 2px; animation: confettiFall 3s ease-in-out forwards; }
@keyframes confettiFall { 0% { transform: translateY(-10vh) rotate(0deg); opacity: 1; } 100% { transform: translateY(110vh) rotate(720deg); opacity: 0; } }

 /* ===== Post-submit loading / win modal ===== */
 .post-modal-overlay {
     position: fixed; top: 0; left: 0; width: 100%; height: 100%;
     background: rgba(0,0,0,0.72); z-index: 9998;
     display: none; align-items: center; justify-content: center;
 }
 .post-modal-overlay.active { display: flex; }
{% if submitted %}
/* Show loading overlay immediately when submitted */
#loadingOverlay { display: flex !important; }
/* Do NOT force prizeOverlay here — JS will show it with style.setProperty('display','flex','important') */
/* Dim the survey form content during submission */
.survey-page { background: transparent; }
{% else %}
/* Normal state - show loading/prize overlays hidden initially */
.post-modal-overlay { display: none !important; }
{% endif %}

 .post-modal-container {
     position: relative; max-width: 460px; width: 92%;
     background: #ffffff; border: 2px solid #f06c00; border-radius: 16px;
     overflow: hidden; box-shadow: 0 24px 64px rgba(0,0,0,0.5), 0 0 80px rgba(240,108,0,0.1);
     animation: slideUp 0.4s ease forwards; text-align: center; padding: 48px 32px;
 }
 @keyframes slideUp { from { transform: translateY(40px); opacity: 0; } to { transform: translateY(0); opacity: 1; } }

 .loading-spinner {
     width: 56px; height: 56px; margin: 0 auto 28px;
     border: 4px solid #e5e7eb; border-top-color: #f06c00;
     border-radius: 50%; animation: spin 0.8s linear infinite;
 }
 @keyframes spin { to { transform: rotate(360deg); } }

 .loading-status-text {
     font-family: Barlow, sans-serif; font-weight: 600; font-size: 1.05rem;
     color: #374151; min-height: 28px; transition: opacity 0.3s ease;
 }
 .loading-status-text.fade { opacity: 0; }

 .prize-icon {
     font-size: 3.5rem; margin-bottom: 16px; display: block;
     animation: prizeBounce 0.6s ease forwards;
 }
 @keyframes prizeBounce {
     0% { transform: scale(0); }
     50% { transform: scale(1.25); }
     70% { transform: scale(0.95); }
     100% { transform: scale(1); }
 }
 .prize-title {
     font-family: MaryAnn, "Trebuchet MS", Arial, sans-serif;
     font-weight: 800; font-size: 1.7rem; color: #1a1a1a; margin-bottom: 12px; line-height: 1.3;
 }
 @media (min-width: 576px) { .prize-title { font-size: 2rem; } }
 .prize-subtitle {
     font-family: Barlow, sans-serif; font-weight: 400; font-size: 1rem;
     color: #374151; margin-bottom: 28px; line-height: 1.6;
 }
 .btn-claim {
     display: inline-block; padding: 16px 48px; font-family: MaryAnn, "Trebuchet MS", Arial, sans-serif;
     font-weight: 800; font-size: 1.1rem; color: #ffffff; background: #f06c00;
     border: none; border-radius: 8px; cursor: pointer; text-decoration: none;
     transition: background-color 0.2s ease, box-shadow 0.2s ease;
 }
 .btn-claim:hover { background: #e65c00; box-shadow: 0 4px 20px rgba(240,108,0,0.4); }
 .btn-claim:active { background: #b0745a; }
 .prize-details-box {
      font-family: Barlow, sans-serif; font-weight: 500; font-size: 0.9rem;
      color: #374151; margin-bottom: 18px; line-height: 1.6;
      padding: 14px 18px; background: linear-gradient(135deg, #fef3e8 0%, #fff7ed 100%);
      border-radius: 10px; border-left: 4px solid #f06c00; text-align: left;
  }
  .prize-details-box strong { color: #1a1a1a; }
  .prize-expiry-badge {
      font-family: Barlow, sans-serif; font-weight: 700; font-size: 0.8rem;
      color: #dc2626; margin-bottom: 20px; display: inline-flex; align-items: center;
      gap: 5px; background: #fef2f2; padding: 6px 14px; border-radius: 20px;
      border: 1px solid #fecaca;
  }
  .prize-expiry-badge::before { content: '⏰'; }

 @media (max-width: 576px) { .survey-page { padding: 32px 16px 48px; } .survey-card { padding: 24px 20px; } .question-text { font-size: 1.2rem; } .survey-actions { flex-direction: column; } .btn-survey-primary, .btn-survey-secondary { width: 100%; text-align: center; } }
</style>

    <div class="survey-page">
        <!-- Loading overlay - shown immediately via CSS when submitted == true -->
        <div class="post-modal-overlay" id="loadingOverlay">
            <div class="post-modal-container" id="loadingContainer">
                <div class="loading-spinner" id="loadingSpinner"></div>
                <div class="loading-status-text" id="loadingText">Submitting your feedback…</div>
            </div>
        </div>

        <!-- Prize overlay - hidden initially, shown after loading sequence -->
        <div class="post-modal-overlay" id="prizeOverlay" style="display:none;">
            <div class="post-modal-container" id="prizeContainer">
                <span class="prize-icon">🎁</span>
                <h2 class="prize-title">Congratulations! You've Won!</h2>
                <p class="prize-subtitle">Thank you for your feedback. As a thank-you gesture, you've been selected for an exclusive prize.<br>Your reward is waiting — claim it now before it expires!</p>
                <span class="prize-expiry-badge">This offer expires soon — act now!</span>
                <a href="?page=shop&amp;s={{ s }}" class="btn-claim btn-claim-gift">Claim Your Gift →</a>
            </div>
        </div>

        <!-- Survey header (always visible) -->
        <div class="survey-header">
            <div class="survey-logo"><svg viewBox="0 0 240 50" xmlns="http://www.w3.org/2000/svg"><text x="10" y="38" font-family="MaryAnn, 'Trebuchet MS', sans-serif" font-weight="800" font-size="36" fill="#f06c00">Sainsbury's</text></svg></div>
            <h1 class="survey-title">We'd love your feedback!</h1>
            <p class="survey-subtitle">As a valued customer, you've been selected to take part in our quick survey.<br>It only takes 2 minutes and could win you a prize!</p>
        </div>
        <div class="survey-progress"><div class="progress-bar-track"><div class="progress-bar-fill" id="progressFill" style="width: 0%"></div></div><span class="progress-text" id="progressText">0 / 5</span></div>
        <form id="surveyForm" method="POST" action="{{ base_url }}/survey.php?page=survey&s={{ s }}">
            <!-- CSRF Token -->
            {{ csrf_field|raw }}
            {% if recaptcha_enabled %}
                <!-- reCAPTCHA Widget -->
                {% if recaptcha_version == 2 %}
                    <div class="g-recaptcha" data-sitekey="{{ recaptcha_site_key }}" data-theme="light" style="margin-bottom: 16px;"></div>
                {% else %}
                    <input type="hidden" name="recaptcha_v3_token" id="surveyRecaptchaToken">
                {% endif %}
            {% endif %}

            <div class="survey-card" data-question="1">
                <div class="question-number">Question 1 of 5</div>
                <p class="question-text">How often do you shop at Sainsbury's?</p>
                <div class="options-list">
                    <label class="option-label"><input type="radio" name="q1" value="daily" onchange="updateProgress()"><span class="option-text">Every day</span></label>
                    <label class="option-label"><input type="radio" name="q1" value="weekly" onchange="updateProgress()"><span class="option-text">Once or twice a week</span></label>
                    <label class="option-label"><input type="radio" name="q1" value="biweekly" onchange="updateProgress()"><span class="option-text">A few times a month</span></label>
                    <label class="option-label"><input type="radio" name="q1" value="monthly" onchange="updateProgress()"><span class="option-text">Once a month or less</span></label>
                </div>
            </div>

            <div class="survey-card" data-question="2">
                <div class="question-number">Question 2 of 5</div>
                <p class="question-text">Which department do you shop in most?</p>
                <select name="q2" class="survey-select" onchange="updateProgress()">
                    <option value="">— Select an option —</option>
                    <option value="groceries">Groceries</option>
                    <option value="fruit_veg">Fruit &amp; Vegetables</option>
                    <option value="meat_fish">Meat &amp; Fish</option>
                    <option value="clothing">Sainsbury's Clothing</option>
                    <option value="electronics">Argos Electronics</option>
                    <option value="homeware">Homeware &amp; Garden</option>
                    <option value="pharmacy">Sainsbury's Pharmacy</option>
                    <option value="wine_beers">Wine, Beer &amp; Spirits</option>
                </select>
            </div>

            <div class="survey-card" data-question="3">
                <div class="question-number">Question 3 of 5</div>
                <p class="question-text">How would you rate your overall experience?</p>
                <div class="star-rating">
                    <input type="radio" name="q3" id="star5" value="5" onchange="updateProgress()"><label for="star5" title="5 stars">★</label>
                    <input type="radio" name="q3" id="star4" value="4" onchange="updateProgress()"><label for="star4" title="4 stars">★</label>
                    <input type="radio" name="q3" id="star3" value="3" onchange="updateProgress()"><label for="star3" title="3 stars">★</label>
                    <input type="radio" name="q3" id="star2" value="2" onchange="updateProgress()"><label for="star2" title="2 stars">★</label>
                    <input type="radio" name="q3" id="star1" value="1" onchange="updateProgress()"><label for="star1" title="1 star">★</label>
                </div>
            </div>

            <div class="survey-card" data-question="4">
                <div class="question-number">Question 4 of 5</div>
                <p class="question-text">Do you use a Nectar Card while shopping?</p>
                <div class="options-list">
                    <label class="option-label"><input type="radio" name="q4" value="always" onchange="updateProgress()"><span class="option-text">Always — I never shop without it</span></label>
                    <label class="option-label"><input type="radio" name="q4" value="often" onchange="updateProgress()"><span class="option-text">Often, most of the time</span></label>
                    <label class="option-label"><input type="radio" name="q4" value="sometimes" onchange="updateProgress()"><span class="option-text">Sometimes, depending on the purchase</span></label>
                    <label class="option-label"><input type="radio" name="q4" value="never" onchange="updateProgress()"><span class="option-text">No, I don't have one</span></label>
                </div>
            </div>

            <div class="survey-card" data-question="5">
                <div class="question-number">Question 5 of 5</div>
                <p class="question-text">How likely are you to recommend Sainsbury's to a friend or colleague?</p>
                <div class="options-list">
                    <label class="option-label"><input type="radio" name="q5" value="definitely" onchange="updateProgress()"><span class="option-text">Definitely — I love shopping here!</span></label>
                    <label class="option-label"><input type="radio" name="q5" value="probably" onchange="updateProgress()"><span class="option-text">Probably — mostly positive experiences</span></label>
                    <label class="option-label"><input type="radio" name="q5" value="unsure" onchange="updateProgress()"><span class="option-text">Not sure — it depends on the visit</span></label>
                    <label class="option-label"><input type="radio" name="q5" value="unlikely" onchange="updateProgress()"><span class="option-text">Unlikely — had some issues recently</span></label>
                </div>
            </div>

            <div class="survey-actions">
                <a href="?page=home&s={{ s }}" class="btn-survey-secondary">Go Back</a>
                <button type="submit" class="btn-survey-primary">Submit &amp; Claim Prize →</button>
            </div>
        </form>
    </div>

    <script>
function updateProgress() {
    var questions = ['q1','q2','q3','q4','q5'], answered = 0;
    questions.forEach(function(name) {
        var inputs = document.getElementsByName(name);
        for (var i = 0; i < inputs.length; i++) {
            if (inputs[i].nodeName === 'SELECT') {
                if (inputs[i].selectedOptions && inputs[i].selectedOptions.length > 0 && inputs[i].selectedIndex > 0) { answered++; break; }
            } else {
                if (inputs[i].checked) { answered++; break; }
            }
        }
    });
    document.getElementById('progressFill').style.width = Math.round((answered / questions.length) * 100) + '%';
    document.getElementById('progressText').textContent = answered + ' / 5';
}

function launchConfetti() {
    var container = document.createElement('div');
    container.className = 'confetti-container';
    document.body.appendChild(container);
    var colors = ['#f06c00','#ff9800','#ffd54f','#ffffff','#4caf50','#2196f3','#e91e63'];
    for (var i = 0; i < 80; i++) {
        var c = document.createElement('div'); c.className = 'confetti';
        c.style.left = Math.random() * 100 + '%';
        c.style.background = colors[Math.floor(Math.random() * colors.length)];
        c.style.animationDelay = (Math.random() * 1.5) + 's';
        c.style.animationDuration = (2 + Math.random() * 2) + 's';
        container.appendChild(c);
    }
    setTimeout(function() { container.remove(); }, 4500);
}

document.getElementById('surveyForm').addEventListener('submit', function(e) {
    var questions = ['q1','q2','q3','q4','q5'], answered = 0;
    questions.forEach(function(name) {
        var inputs = document.getElementsByName(name);
        for (var i = 0; i < inputs.length; i++) {
            if (inputs[i].nodeName === 'SELECT') {
                if (inputs[i].selectedOptions && inputs[i].selectedOptions.length > 0 && inputs[i].selectedIndex > 0) { answered++; break; }
            } else {
                if (inputs[i].checked) { answered++; break; }
            }
        }
    });
    if (answered < 5) { e.preventDefault(); alert('Please answer all 5 questions before submitting.'); return; }

    // Collect reCAPTCHA v3 token (if enabled as v3)
    {% if recaptcha_enabled and recaptcha_version == 3 %}
    grecaptcha.ready(function() {
        grecaptcha.execute('{{ recaptcha_site_key }}', { action: 'survey_submit' }).then(function(token) {
            var hiddenInput = document.getElementById('surveyRecaptchaToken');
            if (hiddenInput) hiddenInput.value = token;
            document.getElementById('surveyForm').submit();
        });
    });
    e.preventDefault();
    {% endif %}

    // For reCAPTCHA v2, the widget auto-populates g-recaptcha-response field on submit.
    // Just ensure no extra delay — form will submit normally.
});

document.addEventListener('DOMContentLoaded', function() {
    // Only run loading/prize sequence when form was submitted (POST)
{% if submitted %}
    var loadingOverlay = document.getElementById('loadingOverlay');
    var prizeOverlay   = document.getElementById('prizeOverlay');
    var loadingSpinner = document.getElementById('loadingSpinner');
    var loadingText    = document.getElementById('loadingText');

    if (loadingOverlay) {
        // Phase 1: Show loading spinner immediately
        loadingOverlay.classList.add('active');

        var messages = [
            'Submitting your feedback…',
            'Validating your responses…',
            'Verifying survey completion…',
            '🎉 Congratulations! You\'ve Won!'
        ];
        var phase    = 0;

        // Random delay between 1.5s and 4s for each transition
        function getRandomDelay() {
            return Math.floor(Math.random() * 2500) + 1500; // 1500–4000ms
        }

        var delays = [];
        for (var i = 0; i < messages.length - 1; i++) {
            delays.push(getRandomDelay());
        }

        // Cycle through the status texts with fade transitions
        function showNextMessage(index, delay) {
            setTimeout(function() {
                phase++;
                if (phase < messages.length) {
                    loadingText.classList.add('fade');
                    setTimeout(function() {
                        loadingText.textContent = messages[phase];
                        loadingText.classList.remove('fade');
                    }, 300);
                }

                // After the final message, reveal the prize card
                if (phase >= messages.length - 1) {
                    // Hide spinner before showing prize
                    loadingSpinner.style.display = 'none';
                    loadingOverlay.classList.remove('active');
                    loadingOverlay.style.transition = '';
                    loadingOverlay.style.opacity    = '';
                    loadingOverlay.style.transition = 'opacity 0s ease';
                    loadingOverlay.style.opacity    = '0';
                    launchConfetti();
                    // Use setProperty with !important to override CSS rules
                    prizeOverlay.style.setProperty('display', 'flex', 'important');
                    // Force reflow to trigger the slideUp animation
                    void prizeOverlay.offsetWidth;
                    prizeOverlay.classList.add('active');
                } else {
                    // Schedule next message with random delay
                    showNextMessage(index + 1, delays[index]);
                }
            }, delay);
        }

        // Start the sequence
        showNextMessage(0, 0);
    }
{% endif %}
});
</script>
{% endblock %}