@extends('layouts.app')

@section('content')
<div class="py-6">
    <div class="max-w-7xl mx-auto sm:px-6 lg:px-8">
        <div class="bg-white overflow-hidden shadow-sm sm:rounded-lg">
            <div class="p-6 bg-white border-b border-gray-200">
                <div class="flex justify-between items-center mb-6">
                    <h2 class="text-2xl font-semibold text-gray-800">Unit Assignments: {{ $unit->UnitIdentity }}</h2>
                    <div class="space-x-2">
                        <a href="{{ route('properties.units.index', $propertyId) }}" class="bg-gray-500 hover:bg-gray-600 text-white font-bold py-2 px-4 rounded">
                            Back to Units
                        </a>
                        @php
                            $hasActiveAssignment = $assignments->contains('status', 'active');
                        @endphp
                        <a href="{{ $hasActiveAssignment ? '#' : route('properties.units.assignments.create', [$propertyId, $unit->UnitID]) }}" 
                           class="{{ $hasActiveAssignment ? 'bg-blue-300 cursor-not-allowed' : 'bg-blue-500 hover:bg-blue-600' }} text-white font-bold py-2 px-4 rounded {{ $hasActiveAssignment ? 'opacity-75' : '' }}"
                           @if($hasActiveAssignment) disabled @endif>
                            {{ $hasActiveAssignment ? 'Assigned' : 'Assign Customer' }}
                        </a>
                    </div>
                </div>

                @if (session('success'))
                    <div class="mb-4 bg-green-100 border border-green-400 text-green-700 px-4 py-3 rounded relative" role="alert">
                        <span class="block sm:inline">{{ session('success') }}</span>
                    </div>
                @endif

                @if (session('error'))
                    <div class="mb-4 bg-red-100 border border-red-400 text-red-700 px-4 py-3 rounded relative" role="alert">
                        <span class="block sm:inline">{{ session('error') }}</span>
                    </div>
                @endif

                <div class="overflow-x-auto">
                    @if($assignments->count() > 0)
                        <table class="min-w-full divide-y divide-gray-200">
                            <thead class="bg-gray-50">
                                <tr>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Customer</th>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Start Date</th>
                                    <th scope="col" class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Status</th>
                                    <th scope="col" class="px-6 py-3 text-right text-xs font-medium text-gray-500 uppercase tracking-wider">Actions</th>
                                </tr>
                            </thead>
                            <tbody class="bg-white divide-y divide-gray-200">
                                @foreach($assignments as $assignment)
                                    <tr>
                                        <td class="px-6 py-4 whitespace-nowrap">
                                            <div class="text-sm font-medium text-gray-900">{{ $assignment->customer->CustomerName }}</div>
                                            <div class="text-sm text-gray-500">{{ $assignment->customer->TelNo }}</div>
                                        </td>
                                        <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-500">
                                            {{ $assignment->start_date->format('M d, Y') }}
                                        </td>
                                        <td class="px-6 py-4 whitespace-nowrap">
                                            @if($assignment->status === 'active')
                                                <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-green-100 text-green-800">
                                                    Active
                                                </span>
                                            @else
                                                <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-gray-100 text-gray-800">
                                                    {{ ucfirst($assignment->status) }}
                                                </span>
                                            @endif
                                        </td>
                                        <td class="px-6 py-4 whitespace-nowrap text-right text-sm font-medium space-x-2">
                                            @if($assignment->status === 'active')
                                                <a href="{{ route('properties.units.assignments.terminate', [$propertyId, $unit->UnitID, $assignment->id]) }}" 
                                                   class="text-red-600 hover:text-red-900 hover:underline">
                                                    <i class="fas fa-user-times"></i> Terminate
                                                </a>
                                            @endif
                                            <a href="{{ url('/customers/' . $assignment->customer->CustomerID . '/edit') }}" 
                                               class="text-blue-600 hover:text-blue-900 hover:underline">
                                                <i class="fas fa-user-edit"></i> View Customer
                                            </a>
                                        </td>
                                    </tr>
                                @endforeach
                            </tbody>
                        </table>
                    @else
                        <div class="text-center py-8">
                            <svg class="mx-auto h-12 w-12 text-gray-400" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9.172 16.172a4 4 0 015.656 0M9 10h.01M15 10h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z" />
                            </svg>
                            <h3 class="mt-2 text-sm font-medium text-gray-900">No assignments</h3>
                            <p class="mt-1 text-sm text-gray-500">Get started by assigning a customer to this unit.</p>
                            <div class="mt-6">
                                <a href="{{ route('properties.units.assignments.create', [$propertyId, $unit->UnitID]) }}" class="inline-flex items-center px-4 py-2 border border-transparent shadow-sm text-sm font-medium rounded-md text-white bg-blue-600 hover:bg-blue-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500">
                                    <svg class="-ml-1 mr-2 h-5 w-5" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 20 20" fill="currentColor" aria-hidden="true">
                                        <path fill-rule="evenodd" d="M10 5a1 1 0 011 1v3h3a1 1 0 110 2h-3v3a1 1 0 11-2 0v-3H6a1 1 0 110-2h3V6a1 1 0 011-1z" clip-rule="evenodd" />
                                    </svg>
                                    Assign Customer
                                </a>
                            </div>
                        </div>
                    @endif
                </div>
            </div>
        </div>
    </div>
</div>

<!-- Delete Confirmation Modal -->
<div id="deleteModal" class="hidden fixed z-10 inset-0 overflow-y-auto" aria-labelledby="modal-title" role="dialog" aria-modal="true">
    <div class="flex items-end justify-center min-h-screen pt-4 px-4 pb-20 text-center sm:block sm:p-0">
        <div class="fixed inset-0 bg-gray-500 bg-opacity-75 transition-opacity" aria-hidden="true"></div>
        <span class="hidden sm:inline-block sm:align-middle sm:h-screen" aria-hidden="true">&#8203;</span>
        <div class="inline-block align-bottom bg-white rounded-lg px-4 pt-5 pb-4 text-left overflow-hidden shadow-xl transform transition-all sm:my-8 sm:align-middle sm:max-w-lg sm:w-full sm:p-6">
            <div class="sm:flex sm:items-start">
                <div class="mx-auto flex-shrink-0 flex items-center justify-center h-12 w-12 rounded-full bg-red-100 sm:mx-0 sm:h-10 sm:w-10">
                    <svg class="h-6 w-6 text-red-600" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24" stroke="currentColor" aria-hidden="true">
                        <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" />
                    </svg>
                </div>
                <div class="mt-3 text-center sm:mt-0 sm:ml-4 sm:text-left">
                    <h3 class="text-lg leading-6 font-medium text-gray-900" id="modal-title">Terminate Assignment</h3>
                    <div class="mt-2">
                        <p class="text-sm text-gray-500">Are you sure you want to terminate this assignment? This action cannot be undone.</p>
                    </div>
                </div>
            </div>
            <div class="mt-5 sm:mt-4 sm:flex sm:flex-row-reverse">
                <form id="terminateForm" method="POST" action="">
                    @csrf
                    @method('DELETE')
                    <button type="submit" class="w-full inline-flex justify-center rounded-md border border-transparent shadow-sm px-4 py-2 bg-red-600 text-base font-medium text-white hover:bg-red-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-red-500 sm:ml-3 sm:w-auto sm:text-sm">
                        Terminate
                    </button>
                </form>
                <button type="button" onclick="closeModal()" class="mt-3 w-full inline-flex justify-center rounded-md border border-gray-300 shadow-sm px-4 py-2 bg-white text-base font-medium text-gray-700 hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-blue-500 sm:mt-0 sm:w-auto sm:text-sm">
                    Cancel
                </button>
            </div>
        </div>
    </div>
</div>

@push('scripts')
<script>
    function confirmTerminate(url) {
        document.getElementById('terminateForm').action = url;
        document.getElementById('deleteModal').classList.remove('hidden');
    }

    function closeModal() {
        document.getElementById('deleteModal').classList.add('hidden');
    }

    // Close modal when clicking outside
    window.onclick = function(event) {
        const modal = document.getElementById('deleteModal');
        if (event.target === modal) {
            closeModal();
        }
    }
</script>
@endpush
@endsection