function showSendModal() {
    document.getElementById('notificationModal').style.display = 'flex';
}

function closeModal() {
    document.getElementById('notificationModal').style.display = 'none';
}

function sendNotification() {
    const form = document.getElementById('notificationForm');
    const formData = new FormData(form);
    const btn = document.querySelector('#notificationModal .btn-primary');
    btn.disabled = true;
    btn.innerHTML = '<i class="fas fa-spinner fa-spin"></i> Sending...';

    fetch('/admin/notifications/send', {
        method: 'POST',
        headers: {
            'X-CSRF-Token': document.querySelector('meta[name="csrf-token"]')?.content || '',
        },
        body: new URLSearchParams(formData),
    })
    .then(r => r.json())
    .then(data => {
        if (data.success) {
            showToast('success', data.message);
            setTimeout(() => location.reload(), 1000);
        } else {
            showToast('error', data.message);
        }
        closeModal();
        btn.disabled = false;
        btn.innerHTML = '<i class="fas fa-paper-plane"></i> Send';
    })
    .catch(() => {
        showToast('error', 'Failed to send notification');
        btn.disabled = false;
        btn.innerHTML = '<i class="fas fa-paper-plane"></i> Send';
    });
}

function confirmDelete(id, title) {
    if (!confirm('Delete notification "' + title + '"? This action cannot be undone.')) return;

    const csrf = document.querySelector('meta[name="csrf-token"]')?.content || '';
    fetch('/admin/notifications/' + id + '/delete', {
        method: 'POST',
        headers: {
            'Content-Type': 'application/x-www-form-urlencoded',
            'X-CSRF-Token': csrf,
        },
        body: '_csrf_token=' + encodeURIComponent(csrf),
    })
    .then(r => r.json())
    .then(data => {
        showToast(data.success ? 'success' : 'error', data.message);
        if (data.success) location.reload();
    })
    .catch(() => showToast('error', 'Failed to delete notification'));
}