@extends('layouts.admin')

@section('content')
<div class="container mx-auto">
    <div class="flex justify-between items-center mb-6">
        <h1 class="text-2xl font-bold text-gray-800">Expense Management</h1>
        <div class="flex space-x-2">
            <a href="{{ route('admin.expenses.create') }}"
               class="bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-lg flex items-center">
                <i class="fas fa-plus mr-2"></i> Add Expense
            </a>
            <a href="{{ route('admin.profit-loss.index') }}"
               class="bg-green-600 hover:bg-green-700 text-white px-4 py-2 rounded-lg flex items-center">
                <i class="fas fa-chart-pie mr-2"></i> Profit & Loss
            </a>
        </div>
    </div>

    @if(session('success'))
        <div class="bg-green-100 border border-green-400 text-green-700 px-4 py-3 rounded mb-4">
            {{ session('success') }}
        </div>
    @endif

    <!-- Quick Stats -->
    <div class="grid grid-cols-1 md:grid-cols-3 gap-6 mb-6">
        <div class="bg-white rounded-lg shadow-lg p-6">
            <div class="flex items-center">
                <div class="p-3 bg-red-100 rounded-lg">
                    <i class="fas fa-receipt text-red-600 text-xl"></i>
                </div>
                <div class="ml-4">
                    <h3 class="text-sm font-medium text-gray-600">Total Expenses</h3>
                    <p class="text-2xl font-bold text-gray-900">
                        Rs.{{ number_format($expenses->sum('amount'), 2) }}
                    </p>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-lg shadow-lg p-6">
            <div class="flex items-center">
                <div class="p-3 bg-blue-100 rounded-lg">
                    <i class="fas fa-list text-blue-600 text-xl"></i>
                </div>
                <div class="ml-4">
                    <h3 class="text-sm font-medium text-gray-600">Number of Expenses</h3>
                    <p class="text-2xl font-bold text-gray-900">{{ $expenses->count() }}</p>
                </div>
            </div>
        </div>

        <div class="bg-white rounded-lg shadow-lg p-6">
            <div class="flex items-center">
                <div class="p-3 bg-green-100 rounded-lg">
                    <i class="fas fa-calendar text-green-600 text-xl"></i>
                </div>
                <div class="ml-4">
                    <h3 class="text-sm font-medium text-gray-600">This Month</h3>
                    <p class="text-2xl font-bold text-gray-900">
                        Rs.{{ number_format($expenses->where('expense_date', '>=', now()->startOfMonth())->sum('amount'), 2) }}
                    </p>
                </div>
            </div>
        </div>
    </div>

    <!-- Expenses Table -->
    <div class="bg-white rounded-lg shadow-lg overflow-hidden">
        <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">
                            Expense Code
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Description
                        </th>
                        <th class="px-6 py-3 text-left text-xs font-medium text-gray-500 uppercase tracking-wider">
                            Category
                        </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">
                            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 class="bg-white divide-y divide-gray-200">
                    @forelse($expenses as $expense)
                        <tr>
                            <td class="px-6 py-4 whitespace-nowrap text-sm font-medium text-gray-900">
                                {{ $expense->expense_code }}
                            </td>
                            <td class="px-6 py-4">
                                <div class="text-sm text-gray-900">{{ $expense->description }}</div>
                                @if($expense->notes)
                                <div class="text-xs text-gray-500 mt-1">
                                    {{ Str::limit($expense->notes, 50) }}
                                </div>
                                @endif
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap">
                                <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium
                                    {{ [
                                        'rent' => 'bg-purple-100 text-purple-800',
                                        'utilities' => 'bg-blue-100 text-blue-800',
                                        'salaries' => 'bg-green-100 text-green-800',
                                        'transport' => 'bg-yellow-100 text-yellow-800',
                                        'maintenance' => 'bg-red-100 text-red-800',
                                        'supplies' => 'bg-indigo-100 text-indigo-800',
                                        'marketing' => 'bg-pink-100 text-pink-800',
                                        'other' => 'bg-gray-100 text-gray-800',
                                    ][$expense->category] }}">
                                    {{ [
                                        'rent' => 'Rent',
                                        'utilities' => 'Utilities',
                                        'salaries' => 'Salaries',
                                        'transport' => 'Transport',
                                        'maintenance' => 'Maintenance',
                                        'supplies' => 'Supplies',
                                        'marketing' => 'Marketing',
                                        'other' => 'Other',
                                    ][$expense->category] }}
                                </span>
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm font-semibold text-red-600">
                                Rs.{{ number_format($expense->amount, 2) }}
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm text-gray-900">
                                {{ $expense->expense_date->format('M d, Y') }}
                            </td>
                            <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                                <a href="{{ route('admin.expenses.edit', $expense) }}"
                                   class="text-blue-600 hover:text-blue-900 mr-3">
                                    <i class="fas fa-edit mr-1"></i> Edit
                                </a>
                                <form action="{{ route('admin.expenses.destroy', $expense) }}"
                                      method="POST"
                                      class="inline-block"
                                      onsubmit="return confirm('Are you sure you want to delete this expense?')">
                                    @csrf
                                    @method('DELETE')
                                    <button type="submit" class="text-red-600 hover:text-red-900">
                                        <i class="fas fa-trash mr-1"></i> Delete
                                    </button>
                                </form>
                            </td>
                        </tr>
                    @empty
                        <tr>
                            <td colspan="6" class="px-6 py-4 text-center text-sm text-gray-500">
                                <div class="text-center py-8">
                                    <i class="fas fa-receipt text-4xl text-gray-400 mb-4"></i>
                                    <p class="text-gray-500">No expenses found</p>
                                    <p class="text-gray-400 text-sm mt-2">Add your first expense to get started</p>
                                    <a href="{{ route('admin.expenses.create') }}"
                                       class="inline-block mt-4 bg-blue-600 hover:bg-blue-700 text-white px-4 py-2 rounded-lg">
                                        <i class="fas fa-plus mr-2"></i> Add First Expense
                                    </a>
                                </div>
                            </td>
                        </tr>
                    @endforelse
                </tbody>
            </table>
        </div>

        <!-- Pagination -->
        @if($expenses->hasPages())
            <div class="px-6 py-4 border-t border-gray-200">
                {{ $expenses->links() }}
            </div>
        @endif
    </div>

    <!-- Expense Summary by Category -->
    @if($expenses->count() > 0)
    <div class="mt-6 bg-white rounded-lg shadow-lg p-6">
        <h3 class="text-lg font-semibold text-gray-800 mb-4">Expense Summary by Category</h3>
        <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-4 gap-4">
            @php
                $categories = [
                    'rent' => ['name' => 'Rent', 'color' => 'bg-purple-100 text-purple-800'],
                    'utilities' => ['name' => 'Utilities', 'color' => 'bg-blue-100 text-blue-800'],
                    'salaries' => ['name' => 'Salaries', 'color' => 'bg-green-100 text-green-800'],
                    'transport' => ['name' => 'Transport', 'color' => 'bg-yellow-100 text-yellow-800'],
                    'maintenance' => ['name' => 'Maintenance', 'color' => 'bg-red-100 text-red-800'],
                    'supplies' => ['name' => 'Supplies', 'color' => 'bg-indigo-100 text-indigo-800'],
                    'marketing' => ['name' => 'Marketing', 'color' => 'bg-pink-100 text-pink-800'],
                    'other' => ['name' => 'Other', 'color' => 'bg-gray-100 text-gray-800'],
                ];
            @endphp

            @foreach($categories as $categoryKey => $category)
                @php
                    $categoryTotal = $expenses->where('category', $categoryKey)->sum('amount');
                    $categoryCount = $expenses->where('category', $categoryKey)->count();
                @endphp
                @if($categoryCount > 0)
                <div class="border border-gray-200 rounded-lg p-4">
                    <div class="flex items-center justify-between">
                        <span class="inline-flex items-center px-2.5 py-0.5 rounded-full text-xs font-medium {{ $category['color'] }}">
                            {{ $category['name'] }}
                        </span>
                        <span class="text-xs text-gray-500">{{ $categoryCount }} expenses</span>
                    </div>
                    <p class="text-lg font-semibold text-red-600 mt-2">Rs.{{ number_format($categoryTotal, 2) }}</p>
                </div>
                @endif
            @endforeach
        </div>
    </div>
    @endif
</div>
@endsection