@extends('layouts.app')

@section('title', 'Equipment Issue/Return')
@section('subtitle', 'Manage equipment assignments and returns')

@section('content')
<div class="max-w-7xl mx-auto py-4 sm:py-6 px-4 sm:px-6 lg:px-8">
    <!-- Success/Error Messages -->
    @if(session('success'))
        <div class="mb-6 bg-green-50 border border-green-200 text-green-700 px-4 py-3 rounded-lg">
            <div class="flex items-center">
                <i class="fas fa-check-circle mr-2"></i>
                {{ session('success') }}
            </div>
        </div>
    @endif

    @if(session('error'))
        <div class="mb-6 bg-red-50 border border-red-200 text-red-700 px-4 py-3 rounded-lg">
            <div class="flex items-center">
                <i class="fas fa-exclamation-circle mr-2"></i>
                {{ session('error') }}
            </div>
        </div>
    @endif

    <!-- Statistics Cards -->
    <div class="grid grid-cols-2 sm:grid-cols-2 lg:grid-cols-4 gap-3 sm:gap-4 lg:gap-6 mb-6 sm:mb-8">
        <div class="bg-white rounded-xl shadow-lg hover:shadow-xl transition-all duration-300 border-l-4 border-purple-500">
            <div class="p-4 sm:p-6">
                <div class="flex items-center">
                    <div class="p-3 rounded-full bg-purple-100 text-purple-600">
                        <i class="fas fa-tools text-xl"></i>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-600">Total Equipment</p>
                        <p class="text-2xl font-bold text-gray-900">{{ $stats['total_equipment'] }}</p>
                    </div>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-xl shadow-lg hover:shadow-xl transition-all duration-300 border-l-4 border-green-500">
            <div class="p-4 sm:p-6">
                <div class="flex items-center">
                    <div class="p-3 rounded-full bg-green-100 text-green-600">
                        <i class="fas fa-check-circle text-xl"></i>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-600">Available</p>
                        <p class="text-2xl font-bold text-gray-900">{{ $stats['available_equipment'] }}</p>
                    </div>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-xl shadow-lg hover:shadow-xl transition-all duration-300 border-l-4 border-yellow-500">
            <div class="p-4 sm:p-6">
                <div class="flex items-center">
                    <div class="p-3 rounded-full bg-yellow-100 text-yellow-600">
                        <i class="fas fa-hand-holding text-xl"></i>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-600">Issued</p>
                        <p class="text-2xl font-bold text-gray-900">{{ $stats['issued_equipment'] }}</p>
                    </div>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-xl shadow-lg hover:shadow-xl transition-all duration-300 border-l-4 border-orange-500">
            <div class="p-4 sm:p-6">
                <div class="flex items-center">
                    <div class="p-3 rounded-full bg-orange-100 text-orange-600">
                        <i class="fas fa-exclamation-triangle text-xl"></i>
                    </div>
                    <div class="ml-4">
                        <p class="text-sm font-medium text-gray-600">Low Stock</p>
                        <p class="text-2xl font-bold text-gray-900">{{ $stats['low_stock_equipment'] }}</p>
                    </div>
                </div>
            </div>
        </div>
    </div>

    <div class="grid grid-cols-1 lg:grid-cols-2 gap-6">
        <!-- Issue Equipment Section -->
        <div class="bg-white rounded-xl shadow-lg overflow-hidden">
            <div class="px-6 py-4 border-b border-gray-200 bg-green-50">
                <h3 class="text-lg font-medium text-gray-900">
                    <i class="fas fa-hand-holding text-green-600 mr-2"></i>
                    Issue Equipment
                </h3>
            </div>
            <div class="p-6">
                <form id="issueForm" method="POST" action="">
                    @csrf
                    <div class="space-y-4">
                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Select Equipment</label>
                            <select name="equipment_id" id="equipmentSelect" required class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-green-500 focus:border-green-500">
                                <option value="">Choose Equipment</option>
                                @foreach($equipment as $item)
                                    @if($item->available_quantity > 0)
                                        <option value="{{ $item->id }}" data-name="{{ $item->name }}" data-code="{{ $item->equipment_code }}" data-available="{{ $item->available_quantity }}">
                                            {{ $item->name }} ({{ $item->equipment_code }}) - {{ $item->available_quantity }} available
                                        </option>
                                    @endif
                                @endforeach
                            </select>
                        </div>

                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Select Employee</label>
                            <select name="user_id" required class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-green-500 focus:border-green-500">
                                <option value="">Choose Employee</option>
                                @foreach($employees as $employee)
                                    <option value="{{ $employee->id }}">
                                        {{ $employee->full_name }} ({{ $employee->employee_id }})
                                    </option>
                                @endforeach
                            </select>
                        </div>

                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Expected Return Date</label>
                            <input type="date" name="expected_return_date" class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-green-500 focus:border-green-500">
                        </div>

                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Notes</label>
                            <textarea name="notes" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-green-500 focus:border-green-500" placeholder="Optional notes..."></textarea>
                        </div>

                        <button type="submit" id="issueButton" class="w-full bg-green-500 text-white px-4 py-2 rounded-lg hover:bg-green-600 transition-colors font-medium" disabled>
                            <i class="fas fa-hand-holding mr-2"></i>
                            Issue Equipment
                        </button>
                    </div>
                </form>
            </div>
        </div>

        <!-- Return Equipment Section -->
        <div class="bg-white rounded-xl shadow-lg overflow-hidden">
            <div class="px-6 py-4 border-b border-gray-200 bg-blue-50">
                <h3 class="text-lg font-medium text-gray-900">
                    <i class="fas fa-undo text-blue-600 mr-2"></i>
                    Return Equipment
                </h3>
            </div>
            <div class="p-6">
                <form id="returnForm" method="POST" action="">
                    @csrf
                    <div class="space-y-4">
                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Select Assignment</label>
                            <select name="issue_id" id="assignmentSelect" required class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                <option value="">Choose Assignment</option>
                                @foreach($activeAssignments as $assignment)
                                    <option value="{{ $assignment->id }}" data-equipment="{{ $assignment->equipment->name }}" data-employee="{{ $assignment->user->full_name }}" data-equipment-id="{{ $assignment->equipment->id }}">
                                        {{ $assignment->equipment->name }} - {{ $assignment->user->full_name }} ({{ $assignment->issued_at->format('M d, Y') }})
                                    </option>
                                @endforeach
                            </select>
                        </div>

                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Condition on Return</label>
                            <select name="condition_on_return" required class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                                <option value="new">New</option>
                                <option value="good">Good</option>
                                <option value="fair">Fair</option>
                                <option value="needs_repair">Needs Repair</option>
                                <option value="damaged">Damaged</option>
                            </select>
                        </div>

                        <div>
                            <label class="block text-sm font-medium text-gray-700 mb-2">Return Notes</label>
                            <textarea name="return_notes" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500" placeholder="Optional notes..."></textarea>
                        </div>

                        <button type="submit" id="returnButton" class="w-full bg-blue-500 text-white px-4 py-2 rounded-lg hover:bg-blue-600 transition-colors font-medium" disabled>
                            <i class="fas fa-undo mr-2"></i>
                            Return Equipment
                        </button>
                    </div>
                </form>
            </div>
        </div>
    </div>

    <!-- Active Assignments Table -->
    <div class="mt-6 bg-white rounded-xl shadow-lg overflow-hidden">
        <div class="px-6 py-4 border-b border-gray-200 bg-purple-50">
            <h3 class="text-lg font-medium text-gray-900">
                <i class="fas fa-list text-purple-600 mr-2"></i>
                Active Assignments
            </h3>
        </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">Equipment</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Employee</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Issued Date</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Expected Return</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Condition</th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">Actions</th>
                    </tr>
                </thead>
                <tbody class="bg-white divide-y divide-gray-200">
                    @forelse($activeAssignments as $assignment)
                        <tr class="hover:bg-gray-50 transition-colors">
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex items-center">
                                    <div class="w-10 h-10 bg-purple-600 rounded-full flex items-center justify-center">
                                        <i class="fas fa-tools text-white"></i>
                                    </div>
                                    <div class="ml-4">
                                        <div class="text-sm font-medium text-gray-900">{{ $assignment->equipment->name }}</div>
                                        <div class="text-sm text-gray-500">{{ $assignment->equipment->equipment_code }}</div>
                                    </div>
                                </div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <div class="flex items-center">
                                    <div class="w-8 h-8 bg-blue-500 rounded-full flex items-center justify-center mr-3">
                                        <span class="text-white text-xs font-semibold">{{ $assignment->user->initials }}</span>
                                    </div>
                                    <div>
                                        <div class="text-sm font-medium text-gray-900">{{ $assignment->user->full_name }}</div>
                                        <div class="text-xs text-gray-500">{{ $assignment->user->employee_id }}</div>
                                    </div>
                                </div>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-900">
                                {{ $assignment->issued_at->format('M d, Y H:i') }}
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-900">
                                @if($assignment->expected_return_date)
                                    {{ $assignment->expected_return_date->format('M d, Y') }}
                                @else
                                    <span class="text-gray-400">Not set</span>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-900">
                                <span class="inline-flex px-2 py-1 text-xs font-semibold rounded-full 
                                    {{ $assignment->condition_on_issue === 'new' ? 'bg-green-100 text-green-800' : 
                                       ($assignment->condition_on_issue === 'good' ? 'bg-blue-100 text-blue-800' : 'bg-yellow-100 text-yellow-800') }}">
                                    {{ ucfirst($assignment->condition_on_issue) }}
                                </span>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                                <button onclick="quickReturn({{ $assignment->id }})" class="text-blue-600 hover:text-blue-900" title="Quick Return">
                                    <i class="fas fa-undo"></i>
                                </button>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="6" class="px-6 py-12 text-center text-gray-500">
                                <div class="flex flex-col items-center">
                                    <i class="fas fa-hand-holding text-4xl text-gray-300 mb-4"></i>
                                    <p class="text-lg font-medium">No active assignments</p>
                                    <p class="text-sm">All equipment is currently available.</p>
                                </div>
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>
    </div>

    <!-- Quick Return Modal -->
    <div id="quickReturnModal" class="fixed inset-0 bg-gray-600 bg-opacity-50 overflow-y-auto h-full w-full hidden z-50">
        <div class="relative top-20 mx-auto p-5 border w-96 shadow-lg rounded-md bg-white">
            <div class="mt-3">
                <h3 class="text-lg font-medium text-gray-900 mb-4">Quick Return</h3>
                <form id="quickReturnForm" method="POST">
                    @csrf
                    <div class="mb-4">
                        <label class="block text-sm font-medium text-gray-700 mb-2">Condition on Return</label>
                        <select name="condition_on_return" required class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500">
                            <option value="new">New</option>
                            <option value="good">Good</option>
                            <option value="fair">Fair</option>
                            <option value="needs_repair">Needs Repair</option>
                            <option value="damaged">Damaged</option>
                        </select>
                    </div>
                    <div class="mb-4">
                        <label class="block text-sm font-medium text-gray-700 mb-2">Return Notes</label>
                        <textarea name="return_notes" rows="3" class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:outline-none focus:ring-blue-500 focus:border-blue-500" placeholder="Optional notes..."></textarea>
                    </div>
                    <div class="flex justify-end space-x-2">
                        <button type="button" onclick="closeQuickReturnModal()" class="px-4 py-2 bg-gray-500 text-white rounded-lg hover:bg-gray-600 transition-colors">
                            Cancel
                        </button>
                        <button type="submit" class="px-4 py-2 bg-blue-500 text-white rounded-lg hover:bg-blue-600 transition-colors">
                            Return Equipment
                        </button>
                    </div>
                </form>
            </div>
        </div>
    </div>
</div>

<script>
    function quickReturn(issueId) {
        document.getElementById('quickReturnForm').action = `/equipment/1/return`;
        document.getElementById('quickReturnForm').innerHTML += `<input type="hidden" name="issue_id" value="${issueId}">`;
        document.getElementById('quickReturnModal').classList.remove('hidden');
    }

    function closeQuickReturnModal() {
        document.getElementById('quickReturnModal').classList.add('hidden');
        // Remove the hidden input
        const hiddenInput = document.querySelector('input[name="issue_id"]');
        if (hiddenInput) {
            hiddenInput.remove();
        }
    }

    // Update form action based on selected equipment
    document.getElementById('equipmentSelect').addEventListener('change', function() {
        const selectedOption = this.options[this.selectedIndex];
        const issueButton = document.getElementById('issueButton');
        
        if (selectedOption.value) {
            const equipmentId = selectedOption.value;
            document.getElementById('issueForm').action = `/equipment/${equipmentId}/issue`;
            issueButton.disabled = false;
            issueButton.classList.remove('bg-gray-400', 'cursor-not-allowed');
            issueButton.classList.add('bg-green-500', 'hover:bg-green-600');
        } else {
            document.getElementById('issueForm').action = '';
            issueButton.disabled = true;
            issueButton.classList.remove('bg-green-500', 'hover:bg-green-600');
            issueButton.classList.add('bg-gray-400', 'cursor-not-allowed');
        }
    });

    // Update form action based on selected assignment
    document.getElementById('assignmentSelect').addEventListener('change', function() {
        const selectedOption = this.options[this.selectedIndex];
        const returnButton = document.getElementById('returnButton');
        
        if (selectedOption.value) {
            // Extract equipment ID from the assignment data
            const assignmentId = selectedOption.value;
            const equipmentId = selectedOption.getAttribute('data-equipment-id');
            document.getElementById('returnForm').action = `/equipment/${equipmentId}/return`;
            returnButton.disabled = false;
            returnButton.classList.remove('bg-gray-400', 'cursor-not-allowed');
            returnButton.classList.add('bg-blue-500', 'hover:bg-blue-600');
        } else {
            document.getElementById('returnForm').action = '';
            returnButton.disabled = true;
            returnButton.classList.remove('bg-blue-500', 'hover:bg-blue-600');
            returnButton.classList.add('bg-gray-400', 'cursor-not-allowed');
        }
    });

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