@extends('admin.layout')

@section('title', 'Complaints Management')

@section('content')
<div class="space-y-6">
    <!-- Statistics Cards -->
    <div class="grid grid-cols-1 md:grid-cols-4 gap-6">
        <div class="bg-gradient-to-br from-red-500 to-red-600 p-6 rounded-xl shadow-lg text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-red-100 text-sm font-medium mb-1">Pending</p>
                    <p id="pendingCount" class="text-4xl font-bold">-</p>
                </div>
                <div class="bg-white bg-opacity-20 rounded-full p-4">
                    <svg class="w-8 h-8" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 9v2m0 4h.01m-6.938 4h13.856c1.54 0 2.502-1.667 1.732-3L13.732 4c-.77-1.333-2.694-1.333-3.464 0L3.34 16c-.77 1.333.192 3 1.732 3z"></path>
                    </svg>
                </div>
            </div>
        </div>

        <div class="bg-gradient-to-br from-green-500 to-green-600 p-6 rounded-xl shadow-lg text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-green-100 text-sm font-medium mb-1">Resolved</p>
                    <p id="resolvedCount" class="text-4xl font-bold">-</p>
                </div>
                <div class="bg-white bg-opacity-20 rounded-full p-4">
                    <svg class="w-8 h-8" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12l2 2 4-4m6 2a9 9 0 11-18 0 9 9 0 0118 0z"></path>
                    </svg>
                </div>
            </div>
        </div>

        <div class="bg-gradient-to-br from-gray-500 to-gray-600 p-6 rounded-xl shadow-lg text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-gray-100 text-sm font-medium mb-1">Rejected</p>
                    <p id="rejectedCount" class="text-4xl font-bold">-</p>
                </div>
                <div class="bg-white bg-opacity-20 rounded-full p-4">
                    <svg class="w-8 h-8" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                    </svg>
                </div>
            </div>
        </div>

        <div class="bg-gradient-to-br from-blue-500 to-blue-600 p-6 rounded-xl shadow-lg text-white">
            <div class="flex items-center justify-between">
                <div>
                    <p class="text-blue-100 text-sm font-medium mb-1">Total</p>
                    <p id="totalCount" class="text-4xl font-bold">-</p>
                </div>
                <div class="bg-white bg-opacity-20 rounded-full p-4">
                    <svg class="w-8 h-8" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 19v-6a2 2 0 00-2-2H5a2 2 0 00-2 2v6a2 2 0 002 2h2a2 2 0 002-2zm0 0V9a2 2 0 012-2h2a2 2 0 012 2v10m-6 0a2 2 0 002 2h2a2 2 0 002-2m0 0V5a2 2 0 012-2h2a2 2 0 012 2v14a2 2 0 01-2 2h-2a2 2 0 01-2-2z"></path>
                    </svg>
                </div>
            </div>
        </div>
    </div>

    <!-- Filters -->
    <div class="bg-white p-6 rounded-lg shadow-md">
        <div class="grid grid-cols-1 md:grid-cols-3 gap-4">
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Status</label>
                <select id="statusFilter" class="w-full px-4 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500" onchange="loadComplaints()">
                    <option value="all">All Status</option>
                    <option value="pending" selected>Pending</option>
                    <option value="resolved">Resolved</option>
                    <option value="rejected">Rejected</option>
                </select>
            </div>
            
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Complained By</label>
                <select id="roleFilter" class="w-full px-4 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500" onchange="loadComplaints()">
                    <option value="">All</option>
                    <option value="user">User</option>
                    <option value="barber">Barber</option>
                </select>
            </div>
            
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Search</label>
                <input type="text" id="searchInput" placeholder="Search by appointment ID, name..." 
                    class="w-full px-4 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500"
                    onkeyup="handleSearch()">
            </div>
        </div>
    </div>

    <!-- Complaints Table -->
    <div class="bg-white rounded-lg shadow-md overflow-hidden">
        <div class="px-6 py-5 border-b border-gray-200 bg-gray-50">
            <h2 class="text-xl font-semibold text-gray-800">Complaints</h2>
        </div>
        <div class="overflow-x-auto">
            <table class="min-w-full divide-y divide-gray-200">
                <thead class="bg-gray-50">
                    <tr>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">ID</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Appointment</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Complained By</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Reason</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Amount</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Status</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Date</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Actions</th>
                    </tr>
                </thead>
                <tbody id="complaintsTable" class="bg-white divide-y divide-gray-200">
                    <tr><td colspan="8" class="px-6 py-4 text-center text-gray-500">Loading...</td></tr>
                </tbody>
            </table>
        </div>
    </div>
</div>

<!-- Complaint Detail Modal -->
<div id="complaintModal" class="fixed inset-0 bg-black bg-opacity-50 hidden z-50 flex items-center justify-center p-4">
    <div class="bg-white rounded-lg shadow-xl max-w-4xl w-full max-h-[90vh] overflow-y-auto">
        <div class="sticky top-0 bg-white border-b border-gray-200 px-6 py-4 flex justify-between items-center">
            <h3 class="text-xl font-semibold text-gray-800">Complaint Details</h3>
            <button onclick="closeComplaintModal()" class="text-gray-500 hover:text-gray-700">
                <svg class="w-6 h-6" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M6 18L18 6M6 6l12 12"></path>
                </svg>
            </button>
        </div>
        <div id="complaintModalContent" class="p-6">
            <div class="text-center text-gray-500">Loading...</div>
        </div>
    </div>
</div>

<!-- Resolve Complaint Modal -->
<div id="resolveModal" class="fixed inset-0 bg-black bg-opacity-50 hidden z-50 flex items-center justify-center p-4">
    <div class="bg-white rounded-lg shadow-xl max-w-2xl w-full">
        <div class="px-6 py-4 border-b border-gray-200">
            <h3 class="text-xl font-semibold text-gray-800">Resolve Complaint</h3>
        </div>
        <form id="resolveForm" class="p-6 space-y-4">
            <input type="hidden" id="resolveComplaintId">
            
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Admin Resolution *</label>
                <textarea id="adminResolution" rows="4" required
                    class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500"
                    placeholder="Enter your resolution details..."></textarea>
            </div>
            
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Payment Decision *</label>
                <select id="paymentDecision" required
                    class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                    <option value="">Select decision...</option>
                    <option value="user">Refund to User</option>
                    <option value="barber">Pay to Barber</option>
                    <option value="refund">Full Refund</option>
                </select>
            </div>
            
            <div id="inactiveUserSection" class="hidden">
                <div class="flex items-center mb-2">
                    <input type="checkbox" id="inactiveUser" onchange="toggleInactiveUser()"
                        class="w-4 h-4 text-blue-600 border-gray-300 rounded focus:ring-blue-500">
                    <label for="inactiveUser" class="ml-2 text-sm font-medium text-gray-700">Inactive User/Barber</label>
                </div>
                <div id="inactiveUserSelect" class="hidden">
                    <label class="block text-sm font-medium text-gray-700 mb-2">Select User to Inactive</label>
                    <select id="inactiveUserId"
                        class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500">
                        <option value="">Select user...</option>
                    </select>
                </div>
            </div>
            
            <div class="flex justify-end space-x-4 pt-4">
                <button type="button" onclick="closeResolveModal()" 
                    class="px-6 py-2 border border-gray-300 rounded-lg text-gray-700 hover:bg-gray-50">
                    Cancel
                </button>
                <button type="submit" 
                    class="px-6 py-2 bg-green-600 text-white rounded-lg hover:bg-green-700">
                    Resolve Complaint
                </button>
            </div>
        </form>
    </div>
</div>

<!-- Reject Complaint Modal -->
<div id="rejectModal" class="fixed inset-0 bg-black bg-opacity-50 hidden z-50 flex items-center justify-center p-4">
    <div class="bg-white rounded-lg shadow-xl max-w-2xl w-full">
        <div class="px-6 py-4 border-b border-gray-200">
            <h3 class="text-xl font-semibold text-gray-800">Reject Complaint</h3>
        </div>
        <form id="rejectForm" class="p-6 space-y-4">
            <input type="hidden" id="rejectComplaintId">
            
            <div>
                <label class="block text-sm font-medium text-gray-700 mb-2">Rejection Reason *</label>
                <textarea id="rejectReason" rows="4" required
                    class="w-full px-4 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-blue-500 focus:border-blue-500"
                    placeholder="Enter rejection reason..."></textarea>
            </div>
            
            <div class="flex justify-end space-x-4 pt-4">
                <button type="button" onclick="closeRejectModal()" 
                    class="px-6 py-2 border border-gray-300 rounded-lg text-gray-700 hover:bg-gray-50">
                    Cancel
                </button>
                <button type="submit" 
                    class="px-6 py-2 bg-red-600 text-white rounded-lg hover:bg-red-700">
                    Reject Complaint
                </button>
            </div>
        </form>
    </div>
</div>

@endsection

@section('scripts')
<script>
let currentComplaint = null;
let searchTimeout;

async function loadComplaints() {
    const status = document.getElementById('statusFilter').value;
    const role = document.getElementById('roleFilter').value;
    const search = document.getElementById('searchInput').value;
    
    const params = new URLSearchParams();
    if (status !== 'all') params.append('status', status);
    if (role) params.append('role', role);
    if (search) params.append('search', search);
    
    const data = await window.apiCall(`/complaints?${params}`);
    if (data && data.success) {
        // Update statistics
        document.getElementById('pendingCount').textContent = data.data.pending || 0;
        document.getElementById('resolvedCount').textContent = data.data.resolved || 0;
        document.getElementById('rejectedCount').textContent = data.data.rejected || 0;
        document.getElementById('totalCount').textContent = data.data.total || 0;
        
        const tbody = document.getElementById('complaintsTable');
        if (data.data.complaints.length === 0) {
            tbody.innerHTML = '<tr><td colspan="8" class="px-6 py-8 text-center text-gray-500">No complaints found</td></tr>';
        } else {
            tbody.innerHTML = data.data.complaints.map(complaint => {
                const statusColor = {
                    'pending': 'bg-yellow-100 text-yellow-800',
                    'resolved': 'bg-green-100 text-green-800',
                    'rejected': 'bg-red-100 text-red-800'
                }[complaint.status] || 'bg-gray-100 text-gray-800';
                
                const reasonPreview = complaint.complaint_reason.length > 50 
                    ? complaint.complaint_reason.substring(0, 50) + '...' 
                    : complaint.complaint_reason;
                
                return `
                <tr class="hover:bg-gray-50 transition-colors">
                    <td class="px-6 py-4 whitespace-nowrap text-sm font-medium text-gray-900">#${complaint.id}</td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
                        <div>
                            <span class="font-medium">Appointment #${complaint.appointment_id}</span>
                            <br><span class="text-xs text-gray-400">${complaint.appointment?.appointment_date || ''} ${complaint.appointment?.appointment_time || ''}</span>
                        </div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-600">
                        <div>
                            <span class="font-medium">${complaint.complained_by?.name || '-'}</span>
                            <br><span class="text-xs text-gray-400">${complaint.complained_by?.role || ''}</span>
                        </div>
                    </td>
                    <td class="px-6 py-4 text-sm text-gray-600 max-w-xs">
                        <div class="truncate" title="${complaint.complaint_reason}">${reasonPreview}</div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm font-semibold text-gray-900">
                        $${parseFloat(complaint.appointment?.total_amount || 0).toFixed(2)}
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm">
                        <span class="px-2 py-1 text-xs rounded-full ${statusColor}">${complaint.status}</span>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
                        ${new Date(complaint.created_at).toLocaleDateString()}
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                        <button onclick="viewComplaint(${complaint.id})" class="text-blue-600 hover:text-blue-900 mr-3">View</button>
                        ${complaint.status === 'pending' ? `
                            <button onclick="openResolveModal(${complaint.id})" class="text-green-600 hover:text-green-900 mr-3">Resolve</button>
                            <button onclick="openRejectModal(${complaint.id})" class="text-red-600 hover:text-red-900">Reject</button>
                        ` : ''}
                    </td>
                </tr>
            `;
            }).join('');
        }
    }
}

function handleSearch() {
    clearTimeout(searchTimeout);
    searchTimeout = setTimeout(() => {
        loadComplaints();
    }, 500);
}

async function viewComplaint(id) {
    const data = await window.apiCall(`/complaints/${id}`);
    if (data && data.success) {
        currentComplaint = data.data;
        const complaint = data.data;
        
        const modalContent = `
            <div class="space-y-6">
                <div class="grid grid-cols-2 gap-4">
                    <div>
                        <h4 class="text-sm font-medium text-gray-500 mb-1">Complaint ID</h4>
                        <p class="text-lg font-semibold text-gray-900">#${complaint.id}</p>
                    </div>
                    <div>
                        <h4 class="text-sm font-medium text-gray-500 mb-1">Status</h4>
                        <span class="px-3 py-1 text-sm rounded-full ${complaint.status === 'pending' ? 'bg-yellow-100 text-yellow-800' : complaint.status === 'resolved' ? 'bg-green-100 text-green-800' : 'bg-red-100 text-red-800'}">${complaint.status}</span>
                    </div>
                </div>
                
                <div>
                    <h4 class="text-sm font-medium text-gray-500 mb-2">Appointment Details</h4>
                    <div class="bg-gray-50 p-4 rounded-lg">
                        <p><span class="font-medium">ID:</span> #${complaint.appointment?.id || '-'}</p>
                        <p><span class="font-medium">Date:</span> ${complaint.appointment?.appointment_date || '-'}</p>
                        <p><span class="font-medium">Time:</span> ${complaint.appointment?.appointment_time || '-'}</p>
                        <p><span class="font-medium">Amount:</span> $${parseFloat(complaint.appointment?.total_amount || 0).toFixed(2)}</p>
                        <p><span class="font-medium">Payment Status:</span> ${complaint.appointment?.payment_status || '-'}</p>
                    </div>
                </div>
                
                <div>
                    <h4 class="text-sm font-medium text-gray-500 mb-2">Complained By</h4>
                    <div class="bg-gray-50 p-4 rounded-lg">
                        <p><span class="font-medium">Name:</span> ${complaint.complained_by?.name || '-'}</p>
                        <p><span class="font-medium">Role:</span> ${complaint.complained_by?.role || '-'}</p>
                        <p><span class="font-medium">Email:</span> ${complaint.complained_by?.email || '-'}</p>
                    </div>
                </div>
                
                <div>
                    <h4 class="text-sm font-medium text-gray-500 mb-2">Complaint Reason</h4>
                    <div class="bg-gray-50 p-4 rounded-lg">
                        <p class="text-gray-700 whitespace-pre-wrap">${complaint.complaint_reason}</p>
                    </div>
                </div>
                
                ${complaint.status !== 'pending' ? `
                    <div>
                        <h4 class="text-sm font-medium text-gray-500 mb-2">Admin Resolution</h4>
                        <div class="bg-gray-50 p-4 rounded-lg">
                            <p class="text-gray-700 whitespace-pre-wrap">${complaint.admin_resolution || '-'}</p>
                        </div>
                    </div>
                    ${complaint.payment_decision ? `
                        <div>
                            <h4 class="text-sm font-medium text-gray-500 mb-2">Payment Decision</h4>
                            <div class="bg-gray-50 p-4 rounded-lg">
                                <p class="text-gray-700">${complaint.payment_decision}</p>
                            </div>
                        </div>
                    ` : ''}
                    ${complaint.resolved_by ? `
                        <div>
                            <h4 class="text-sm font-medium text-gray-500 mb-2">Resolved By</h4>
                            <div class="bg-gray-50 p-4 rounded-lg">
                                <p class="text-gray-700">${complaint.resolved_by?.name || '-'}</p>
                                <p class="text-sm text-gray-500">${complaint.resolved_at ? new Date(complaint.resolved_at).toLocaleString() : '-'}</p>
                            </div>
                        </div>
                    ` : ''}
                ` : ''}
            </div>
        `;
        
        document.getElementById('complaintModalContent').innerHTML = modalContent;
        document.getElementById('complaintModal').classList.remove('hidden');
    }
}

function closeComplaintModal() {
    document.getElementById('complaintModal').classList.add('hidden');
    currentComplaint = null;
}

async function openResolveModal(id) {
    const data = await window.apiCall(`/complaints/${id}`);
    if (data && data.success) {
        currentComplaint = data.data;
        document.getElementById('resolveComplaintId').value = id;
        document.getElementById('adminResolution').value = '';
        document.getElementById('paymentDecision').value = '';
        document.getElementById('inactiveUser').checked = false;
        document.getElementById('inactiveUserSelect').classList.add('hidden');
        document.getElementById('inactiveUserSection').classList.remove('hidden');
        
        // Populate user select
        const userSelect = document.getElementById('inactiveUserId');
        userSelect.innerHTML = '<option value="">Select user...</option>';
        if (data.data.complained_by?.role === 'user') {
            userSelect.innerHTML += `<option value="${data.data.complained_by?.id}">${data.data.complained_by?.name} (User)</option>`;
        } else {
            // If barber complained, we need to get barber user id from appointment
            // For now, just show the complainant
            userSelect.innerHTML += `<option value="${data.data.complained_by?.id}">${data.data.complained_by?.name} (Barber)</option>`;
        }
        
        document.getElementById('resolveModal').classList.remove('hidden');
    }
}

function closeResolveModal() {
    document.getElementById('resolveModal').classList.add('hidden');
    document.getElementById('resolveForm').reset();
}

function toggleInactiveUser() {
    const checkbox = document.getElementById('inactiveUser');
    const select = document.getElementById('inactiveUserSelect');
    if (checkbox.checked) {
        select.classList.remove('hidden');
    } else {
        select.classList.add('hidden');
    }
}

document.getElementById('resolveForm').addEventListener('submit', async (e) => {
    e.preventDefault();
    
    const complaintId = document.getElementById('resolveComplaintId').value;
    const adminResolution = document.getElementById('adminResolution').value;
    const paymentDecision = document.getElementById('paymentDecision').value;
    const inactiveUser = document.getElementById('inactiveUser').checked;
    const inactiveUserId = document.getElementById('inactiveUserId').value;
    
    const payload = {
        admin_resolution: adminResolution,
        payment_decision: paymentDecision
    };
    
    if (inactiveUser && inactiveUserId) {
        payload.inactive_user = true;
        payload.inactive_user_id = parseInt(inactiveUserId);
    }
    
    try {
        const data = await window.apiCall(`/complaints/${complaintId}/resolve`, {
            method: 'POST',
            body: JSON.stringify(payload)
        });
        
        if (data && data.success) {
            alert('Complaint resolved successfully!');
            closeResolveModal();
            loadComplaints();
        } else {
            alert('Failed to resolve complaint: ' + (data?.message || 'Unknown error'));
        }
    } catch (error) {
        alert('Error resolving complaint: ' + error.message);
    }
});

async function openRejectModal(id) {
    document.getElementById('rejectComplaintId').value = id;
    document.getElementById('rejectReason').value = '';
    document.getElementById('rejectModal').classList.remove('hidden');
}

function closeRejectModal() {
    document.getElementById('rejectModal').classList.add('hidden');
    document.getElementById('rejectForm').reset();
}

document.getElementById('rejectForm').addEventListener('submit', async (e) => {
    e.preventDefault();
    
    const complaintId = document.getElementById('rejectComplaintId').value;
    const adminResolution = document.getElementById('rejectReason').value;
    
    try {
        const data = await window.apiCall(`/complaints/${complaintId}/reject`, {
            method: 'POST',
            body: JSON.stringify({
                admin_resolution: adminResolution
            })
        });
        
        if (data && data.success) {
            alert('Complaint rejected successfully!');
            closeRejectModal();
            loadComplaints();
        } else {
            alert('Failed to reject complaint: ' + (data?.message || 'Unknown error'));
        }
    } catch (error) {
        alert('Error rejecting complaint: ' + error.message);
    }
});

// Initialize
loadComplaints();
</script>
@endsection