{% extends 'administration/base.html.twig' %}

{% block title %}Rabattcodes verwalten{% endblock %}

{% block body %}
<nav aria-label="breadcrumb" class="mb-4">
  <ol class="breadcrumb bg-light p-2 rounded">
    <li class="breadcrumb-item"><a href="/admin/license-server">Lizenzserver</a></li>
    <li class="breadcrumb-item active" aria-current="page">Rabatte</li>
  </ol>
</nav>
<div class="container-fluid">
    <div class="row mb-4">
        <div class="col-12">
            <div class="admin-card p-4">
                <div class="d-flex flex-column flex-md-row justify-content-between align-items-start align-items-md-center">
                    <div class="mb-3 mb-md-0">
                        <h2 class="gradient-text fw-bold mb-2">
                            <i class="bi bi-tag me-3"></i>
                            Rabattcodes verwalten
                        </h2>
                        <p class="text-muted mb-0">Verwalten Sie alle verfügbaren Rabattcodes</p>
                    </div>
                    <div class="d-flex gap-2">
                        <button type="button" class="btn btn-primary" data-bs-toggle="modal" data-bs-target="#newDiscountModal">
                            <i class="bi bi-plus me-2"></i>
                            Neuer Rabattcode
                        </button>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="row">
        <div class="col-12">
            <div class="admin-card p-4">
                <div class="d-flex justify-content-between align-items-center mb-3">
                    <h5 class="fw-bold mb-0">Alle Rabattcodes</h5>
                    <div class="d-flex gap-2">
                        <input type="text" class="form-control form-control-sm" placeholder="Suchen..." value="{{ search }}">
                    </div>
                </div>

                <div class="table-responsive">
                    <table class="table table-hover">
                        <thead>
                            <tr>
                                <th>Code</th>
                                <th>Name</th>
                                <th>Typ</th>
                                <th>Wert</th>
                                <th>Gültig von</th>
                                <th>Gültig bis</th>
                                <th>Verwendungen</th>
                                <th>Status</th>
                                <th>Aktionen</th>
                            </tr>
                        </thead>
                        <tbody>
                            {% for discount in discounts %}
                            <tr>
                                <td>
                                    <code class="fs-6">{{ discount.code }}</code>
                                </td>
                                <td>
                                    <div>
                                        <div class="fw-semibold">{{ discount.name }}</div>
                                        {% if discount.description %}
                                        <small class="text-muted">{{ discount.description }}</small>
                                        {% endif %}
                                    </div>
                                </td>
                                <td>
                                    <span class="badge bg-info">{{ discount.type|title }}</span>
                                </td>
                                <td class="fw-semibold">{{ discount.formattedValue }}</td>
                                <td>{{ discount.validFrom|date('d.m.Y') }}</td>
                                <td>
                                    {% if discount.isExpired() %}
                                        <span class="text-danger">{{ discount.validUntil|date('d.m.Y') }}</span>
                                    {% else %}
                                        <span class="text-success">{{ discount.validUntil|date('d.m.Y') }}</span>
                                    {% endif %}
                                </td>
                                <td>
                                    {% if discount.maxUses %}
                                        {{ discount.usedCount }} / {{ discount.maxUses }}
                                    {% else %}
                                        {{ discount.usedCount }} / ∞
                                    {% endif %}
                                </td>
                                <td>
                                    {% if discount.isValid() %}
                                        <span class="badge bg-success">Aktiv</span>
                                    {% elseif discount.isExpired() %}
                                        <span class="badge bg-danger">Abgelaufen</span>
                                    {% elseif discount.isExhausted() %}
                                        <span class="badge bg-warning">Aufgebraucht</span>
                                    {% else %}
                                        <span class="badge bg-secondary">Inaktiv</span>
                                    {% endif %}
                                </td>
                                <td>
                                    <div class="btn-group btn-group-sm">
                                        <button type="button" class="btn btn-outline-primary" onclick="editDiscount({{ discount.id }})">
                                            <i class="bi bi-pencil"></i>
                                        </button>
                                        <button type="button" class="btn btn-outline-info" onclick="viewDiscountStats({{ discount.id }})">
                                            <i class="bi bi-graph-up"></i>
                                        </button>
                                        <button type="button" class="btn btn-outline-danger" onclick="deleteDiscount({{ discount.id }})">
                                            <i class="bi bi-trash"></i>
                                        </button>
                                    </div>
                                </td>
                            </tr>
                            {% else %}
                            <tr>
                                <td colspan="9" class="text-center text-muted py-4">
                                    <i class="bi bi-inbox fs-1 d-block mb-2"></i>
                                    Keine Rabattcodes gefunden
                                </td>
                            </tr>
                            {% endfor %}
                        </tbody>
                    </table>
                </div>

                {% if totalPages > 1 %}
                <nav aria-label="Seitennavigation" class="mt-4">
                    <ul class="pagination justify-content-center">
                        {% for i in 1..totalPages %}
                        <li class="page-item {{ i == currentPage ? 'active' : '' }}">
                            <a class="page-link" href="?page={{ i }}{{ search ? '&search=' ~ search : '' }}">{{ i }}</a>
                        </li>
                        {% endfor %}
                    </ul>
                </nav>
                {% endif %}
            </div>
        </div>
    </div>
</div>

<style>
.gradient-text {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
</style>

<!-- Neuer Rabattcode Modal -->
<div class="modal fade" id="newDiscountModal" tabindex="-1">
    <div class="modal-dialog modal-lg">
        <div class="modal-content">
            <div class="modal-header">
                <h5 class="modal-title">Neuer Rabattcode</h5>
                <button type="button" class="btn-close" data-bs-dismiss="modal"></button>
            </div>
            <div class="modal-body">
                <form id="newDiscountForm">
                    <div class="row">
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Code *</label>
                                <input type="text" class="form-control" name="code" placeholder="WELCOME10" required>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Name *</label>
                                <input type="text" class="form-control" name="name" placeholder="Willkommensrabatt" required>
                            </div>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Typ *</label>
                                <select class="form-select" name="type" required onchange="toggleValueField()">
                                    <option value="percentage">Prozent</option>
                                    <option value="fixed">Fester Betrag</option>
                                </select>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Wert *</label>
                                <div class="input-group">
                                    <input type="number" class="form-control" name="value" step="0.01" min="0" required>
                                    <span class="input-group-text" id="valueSuffix">%</span>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Gültig von *</label>
                                <input type="date" class="form-control" name="validFrom" required>
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Gültig bis *</label>
                                <input type="date" class="form-control" name="validUntil" required>
                            </div>
                        </div>
                    </div>
                    <div class="row">
                        <div class="col-md-6">
                            <div class="mb-3">
                                <label class="form-label">Max. Verwendungen</label>
                                <input type="number" class="form-control" name="maxUses" min="1" placeholder="Unbegrenzt">
                            </div>
                        </div>
                        <div class="col-md-6">
                            <div class="mb-3">
                                <div class="form-check mt-4">
                                    <input class="form-check-input" type="checkbox" name="active" id="active" checked>
                                    <label class="form-check-label" for="active">
                                        Aktiv
                                    </label>
                                </div>
                            </div>
                        </div>
                    </div>
                    <div class="mb-3">
                        <label class="form-label">Beschreibung</label>
                        <textarea class="form-control" name="description" rows="3" placeholder="Optionale Beschreibung..."></textarea>
                    </div>
                </form>
            </div>
            <div class="modal-footer">
                <button type="button" class="btn btn-secondary" data-bs-dismiss="modal">Abbrechen</button>
                <button type="button" class="btn btn-primary" onclick="createDiscount()">Rabattcode erstellen</button>
            </div>
        </div>
    </div>
</div>

<script>
function toggleValueField() {
    const type = document.querySelector('select[name="type"]').value;
    const suffix = document.getElementById('valueSuffix');
    const valueInput = document.querySelector('input[name="value"]');
    
    if (type === 'percentage') {
        suffix.textContent = '%';
        valueInput.max = '100';
        valueInput.placeholder = '10';
    } else {
        suffix.textContent = '€';
        valueInput.removeAttribute('max');
        valueInput.placeholder = '25.00';
    }
}

function createDiscount() {
    const form = document.getElementById('newDiscountForm');
    const formData = new FormData(form);
    
    // Show loading state
    const submitBtn = document.querySelector('#newDiscountModal .btn-primary');
    const originalText = submitBtn.innerHTML;
    submitBtn.innerHTML = '<i class="bi bi-hourglass-split"></i> Erstelle...';
    submitBtn.disabled = true;
    
    fetch('/admin/license-server/discounts/create', {
        method: 'POST',
        body: formData,
        headers: {
            'X-Requested-With': 'XMLHttpRequest'
        }
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            // Close modal and reload
            const modal = bootstrap.Modal.getInstance(document.getElementById('newDiscountModal'));
            modal.hide();
            location.reload();
        } else {
            alert('Fehler beim Erstellen des Rabattcodes: ' + (data.error || 'Unbekannter Fehler'));
        }
    })
    .catch(error => {
        console.error('Error:', error);
        alert('Ein Fehler ist aufgetreten. Bitte versuchen Sie es erneut.');
    })
    .finally(() => {
        // Reset button state
        submitBtn.innerHTML = originalText;
        submitBtn.disabled = false;
    });
}

function editDiscount(id) {
    window.location.href = `/admin/license-server/discounts/${id}/edit`;
}

function viewDiscountStats(id) {
    // TODO: Implement discount statistics view
    alert('Statistik-Funktion wird noch implementiert');
}

function deleteDiscount(id) {
    if (confirm('Rabattcode wirklich löschen?')) {
        fetch(`/admin/license-server/discounts/${id}/delete`, {
            method: 'POST',
            headers: {
                'X-Requested-With': 'XMLHttpRequest'
            }
        })
        .then(response => response.json())
        .then(data => {
            if (data.success) {
                location.reload();
            } else {
                alert('Fehler beim Löschen: ' + data.error);
            }
        })
        .catch(error => {
            console.error('Error:', error);
            alert('Ein Fehler ist aufgetreten. Bitte versuchen Sie es erneut.');
        });
    }
}

// Set default dates
document.addEventListener('DOMContentLoaded', function() {
    const validFromInput = document.querySelector('input[name="validFrom"]');
    const validUntilInput = document.querySelector('input[name="validUntil"]');
    
    if (validFromInput) {
        validFromInput.value = new Date().toISOString().split('T')[0];
    }
    
    if (validUntilInput) {
        const oneYearFromNow = new Date();
        oneYearFromNow.setFullYear(oneYearFromNow.getFullYear() + 1);
        validUntilInput.value = oneYearFromNow.toISOString().split('T')[0];
    }
});
</script>
{% endblock %}