@extends('layouts.dashboard')

@section('title', 'Billing Invoices')
@section('header', 'Billing Invoices Management')

@section('sidebar')
@include('company-admin.partials.sidebar')
@endsection

@section('content')
<!-- Page Header -->
<div class="mb-6 flex flex-col sm:flex-row justify-between items-start sm:items-center gap-4">
    <div>
        <h2 class="text-3xl font-bold bg-gradient-to-r from-gray-900 to-gray-700 bg-clip-text text-transparent">Billing Invoices</h2>
        <p class="text-sm text-gray-500 mt-1">Manage and track all billing invoices for your company</p>
    </div>
    <a href="{{ route('company.invoices.create') }}" 
       class="inline-flex items-center px-6 py-3 bg-gradient-to-r from-amber-600 to-orange-600 text-white font-semibold rounded-xl hover:from-amber-700 hover:to-orange-700 transition duration-200 shadow-lg hover:shadow-xl">
        <svg class="w-5 h-5 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 4v16m8-8H4"></path>
        </svg>
        Create Invoice
    </a>
</div>

<!-- Filters -->
<div class="bg-white rounded-2xl shadow-lg border border-gray-100 p-6 mb-6">
    <form method="GET" action="{{ route('company.invoices.index') }}" class="grid grid-cols-1 md:grid-cols-4 gap-4">
        <div>
            <label class="block text-sm font-semibold text-gray-700 mb-2">Search</label>
            <input type="text" name="search" value="{{ request('search') }}" placeholder="Invoice number, customer..." 
                   class="w-full px-4 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-amber-500 focus:border-amber-500 transition duration-200">
        </div>
        <div>
            <label class="block text-sm font-semibold text-gray-700 mb-2">Status</label>
            <select name="status" class="w-full px-4 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-amber-500 focus:border-amber-500 transition duration-200 bg-white">
                <option value="">All Status</option>
                <option value="pending" {{ request('status') === 'pending' ? 'selected' : '' }}>Pending</option>
                <option value="paid" {{ request('status') === 'paid' ? 'selected' : '' }}>Paid</option>
                <option value="overdue" {{ request('status') === 'overdue' ? 'selected' : '' }}>Overdue</option>
                <option value="cancelled" {{ request('status') === 'cancelled' ? 'selected' : '' }}>Cancelled</option>
            </select>
        </div>
        <div>
            <label class="block text-sm font-semibold text-gray-700 mb-2">Contract</label>
            <select name="contract_id" class="w-full px-4 py-2.5 border border-gray-300 rounded-lg focus:ring-2 focus:ring-amber-500 focus:border-amber-500 transition duration-200 bg-white">
                <option value="">All Contracts</option>
                @foreach($contracts ?? [] as $contract)
                <option value="{{ $contract->id }}" {{ request('contract_id') == $contract->id ? 'selected' : '' }}>
                    {{ $contract->contract_number }}
                </option>
                @endforeach
            </select>
        </div>
        <div class="flex items-end">
            <button type="submit" 
                    class="w-full px-6 py-2.5 bg-gradient-to-r from-gray-700 to-gray-800 text-white font-semibold rounded-lg hover:from-gray-800 hover:to-gray-900 transition duration-200 shadow-md hover:shadow-lg">
                <span class="flex items-center justify-center">
                    <svg class="w-4 h-4 mr-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M21 21l-6-6m2-5a7 7 0 11-14 0 7 7 0 0114 0z"></path>
                    </svg>
                    Filter
                </span>
            </button>
        </div>
    </form>
</div>

<!-- Invoices Table -->
<div class="bg-white rounded-2xl shadow-lg border border-gray-100 overflow-hidden">
    <div class="overflow-x-auto">
        <table class="min-w-full divide-y divide-gray-100">
            <thead class="bg-gradient-to-r from-amber-600 to-orange-600">
                <tr>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Invoice Number</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Customer</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Contract</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Owner</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Amount</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Due Date</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Status</th>
                    <th class="px-6 py-4 text-left text-xs font-bold text-white uppercase tracking-wider">Actions</th>
                </tr>
            </thead>
            <tbody class="bg-white divide-y divide-gray-100">
                @forelse($invoices as $invoice)
                <tr class="hover:bg-amber-50/50 transition-colors duration-150">
                    <td class="px-6 py-4 whitespace-nowrap">
                        <div class="text-sm font-bold text-gray-900">{{ $invoice->invoice_number }}</div>
                        <div class="text-xs text-gray-500">{{ $invoice->type ?? 'rent' }}</div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap">
                        <div class="text-sm font-semibold text-gray-900">{{ $invoice->customer->name ?? 'N/A' }}</div>
                        <div class="text-xs text-gray-500">{{ $invoice->customer->email ?? 'N/A' }}</div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap">
                        <div class="text-sm font-semibold text-gray-900">{{ $invoice->contract->contract_number ?? 'N/A' }}</div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap">
                        <div class="text-sm font-semibold text-gray-900">{{ $invoice->owner->name ?? 'N/A' }}</div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap">
                        <div class="text-sm font-bold text-gray-900">{{ number_format($invoice->total_amount, 0) }}</div>
                        <div class="text-xs text-gray-500">{{ $invoice->currency }}</div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap">
                        <div class="text-sm font-semibold {{ $invoice->due_date < now() && $invoice->status !== 'paid' ? 'text-red-600' : 'text-gray-600' }}">
                            {{ \Carbon\Carbon::parse($invoice->due_date)->format('M d, Y') }}
                        </div>
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap">
                        @if($invoice->status === 'paid')
                            <span class="inline-flex items-center px-2.5 py-1 rounded-lg text-xs font-semibold bg-green-50 text-green-700 border border-green-200">
                                <span class="w-1.5 h-1.5 rounded-full bg-green-500 mr-2"></span>
                                Paid
                            </span>
                        @elseif($invoice->status === 'pending')
                            <span class="inline-flex items-center px-2.5 py-1 rounded-lg text-xs font-semibold bg-yellow-50 text-yellow-700 border border-yellow-200">
                                <span class="w-1.5 h-1.5 rounded-full bg-yellow-500 mr-2"></span>
                                Pending
                            </span>
                        @elseif($invoice->status === 'overdue')
                            <span class="inline-flex items-center px-2.5 py-1 rounded-lg text-xs font-semibold bg-red-50 text-red-700 border border-red-200">
                                <span class="w-1.5 h-1.5 rounded-full bg-red-500 mr-2"></span>
                                Overdue
                            </span>
                        @else
                            <span class="inline-flex items-center px-2.5 py-1 rounded-lg text-xs font-semibold bg-gray-50 text-gray-700 border border-gray-200">
                                <span class="w-1.5 h-1.5 rounded-full bg-gray-500 mr-2"></span>
                                Cancelled
                            </span>
                        @endif
                    </td>
                    <td class="px-6 py-4 whitespace-nowrap text-sm font-medium">
                        <div class="flex items-center space-x-2">
                            <a href="{{ route('company.invoices.show', $invoice) }}" 
                               class="text-amber-600 hover:text-amber-800 transition-colors duration-200" title="View">
                                <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M15 12a3 3 0 11-6 0 3 3 0 016 0z"></path>
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M2.458 12C3.732 7.943 7.523 5 12 5c4.478 0 8.268 2.943 9.542 7-1.274 4.057-5.064 7-9.542 7-4.477 0-8.268-2.943-9.542-7z"></path>
                                </svg>
                            </a>
                            <a href="{{ route('company.invoices.pdf', $invoice) }}" 
                               class="text-blue-600 hover:text-blue-800 transition-colors duration-200" title="Download PDF">
                                <svg class="w-5 h-5" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M12 10v6m0 0l-3-3m3 3l3-3m2 8H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
                                </svg>
                            </a>
                        </div>
                    </td>
                </tr>
                @empty
                <tr>
                    <td colspan="8" class="px-6 py-12 text-center">
                        <svg class="w-16 h-16 text-gray-300 mx-auto mb-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 12h6m-6 4h6m2 5H7a2 2 0 01-2-2V5a2 2 0 012-2h5.586a1 1 0 01.707.293l5.414 5.414a1 1 0 01.293.707V19a2 2 0 01-2 2z"></path>
                        </svg>
                        <p class="text-gray-500 font-medium">No invoices found</p>
                        <p class="text-sm text-gray-400 mt-1">Invoices will appear here once generated</p>
                    </td>
                </tr>
                @endforelse
            </tbody>
        </table>
    </div>
    
    @if($invoices->hasPages())
    <div class="bg-gray-50 px-6 py-4 border-t border-gray-200">
        {{ $invoices->links() }}
    </div>
    @endif
</div>
@endsection