@extends('layouts.app')

@section('title', 'Sales')

@section('content')
<div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8 py-8">
    <div class="sm:flex sm:items-center justify-between mb-6">
        <div>
            <h1 class="text-3xl font-bold tracking-tight text-gray-900 dark:text-white">Sales</h1>
            <p class="mt-2 text-sm text-gray-700 dark:text-gray-300">Manage invoices and sales records</p>
        </div>
        <div class="mt-4 sm:mt-0">
            <a href="{{ route('sales.create') }}" class="inline-flex items-center px-4 py-2 bg-indigo-600 text-white rounded-md hover:bg-indigo-700">
                <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"/>
                </svg>
                New Invoice
            </a>
        </div>
    </div>

    <!-- Filters -->
    <div class="bg-white dark:bg-gray-800 shadow rounded-lg p-4 mb-6">
        <form method="GET" action="{{ route('sales.index') }}" class="flex flex-wrap gap-4 items-end">
            @if($user->isAdmin() && $agents->count() > 0)
            <div>
                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">Agent</label>
                <select name="agent_id" class="px-3 py-2 border border-gray-300 rounded-md text-sm dark:bg-gray-700 dark:border-gray-600 dark:text-white">
                    <option value="">All Agents</option>
                    @foreach($agents as $agent)
                        <option value="{{ $agent->id }}" {{ ($agentFilter ?? '') == $agent->id ? 'selected' : '' }}>{{ $agent->name }}</option>
                    @endforeach
                </select>
            </div>
            @endif
            <div>
                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">Search</label>
                <input type="text" name="search" value="{{ $search ?? '' }}" placeholder="Invoice #, customer..."
                    class="px-3 py-2 border border-gray-300 rounded-md text-sm dark:bg-gray-700 dark:border-gray-600 dark:text-white">
            </div>
            <div>
                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">Status</label>
                <select name="status" class="px-3 py-2 border border-gray-300 rounded-md text-sm dark:bg-gray-700 dark:border-gray-600 dark:text-white">
                    <option value="">All</option>
                    <option value="unpaid" {{ ($status ?? '') == 'unpaid' ? 'selected' : '' }}>Unpaid</option>
                    <option value="partial" {{ ($status ?? '') == 'partial' ? 'selected' : '' }}>Partial</option>
                    <option value="paid" {{ ($status ?? '') == 'paid' ? 'selected' : '' }}>Paid</option>
                    <option value="cancelled" {{ ($status ?? '') == 'cancelled' ? 'selected' : '' }}>Cancelled</option>
                </select>
            </div>
            <div>
                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">From</label>
                <input type="date" name="start_date" value="{{ $startDate ?? '' }}"
                    class="px-3 py-2 border border-gray-300 rounded-md text-sm dark:bg-gray-700 dark:border-gray-600 dark:text-white">
            </div>
            <div>
                <label class="block text-xs text-gray-500 dark:text-gray-400 mb-1">To</label>
                <input type="date" name="end_date" value="{{ $endDate ?? '' }}"
                    class="px-3 py-2 border border-gray-300 rounded-md text-sm dark:bg-gray-700 dark:border-gray-600 dark:text-white">
            </div>
            <button type="submit" class="px-4 py-2 bg-gray-600 text-white rounded-md hover:bg-gray-700 text-sm">Filter</button>
            <a href="{{ route('sales.index') }}" class="px-4 py-2 border border-gray-300 dark:border-gray-600 rounded-md text-sm text-gray-700 dark:text-gray-300 hover:bg-gray-50 dark:hover:bg-gray-700">Clear</a>
        </form>
    </div>

    <div class="bg-white dark:bg-gray-800 shadow rounded-lg overflow-hidden">
        @if($sales->count() > 0)
            <div class="overflow-x-auto">
            <table class="min-w-full divide-y divide-gray-200 dark:divide-gray-700">
                <thead class="bg-gray-50 dark:bg-gray-700">
                    <tr>
                        <th class="px-3 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Invoice #</th>
                        <th class="px-3 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Date</th>
                        <th class="px-3 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Customer</th>
                        @if($user->isAdmin())
                            <th class="px-3 py-3 text-left text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Agent</th>
                        @endif
                        <th class="px-3 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Total</th>
                        <th class="px-3 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Paid</th>
                        <th class="px-3 py-3 text-center text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Status</th>
                        <th class="px-3 py-3 text-right text-xs font-medium text-gray-500 dark:text-gray-400 uppercase">Actions</th>
                    </tr>
                </thead>
                <tbody class="bg-white dark:bg-gray-800 divide-y divide-gray-200 dark:divide-gray-700">
                    @foreach($sales as $sale)
                        <tr class="hover:bg-gray-50 dark:hover:bg-gray-700/50">
                            <td class="px-3 py-3 whitespace-nowrap">
                                <a href="{{ route('sales.show', $sale->id) }}" class="text-sm font-medium text-indigo-600 dark:text-indigo-400 hover:underline">
                                    {{ $sale->invoice_number }}
                                </a>
                            </td>
                            <td class="px-3 py-3 whitespace-nowrap text-sm text-gray-500 dark:text-gray-400">
                                {{ \Carbon\Carbon::parse($sale->invoice_date)->format('d M Y') }}
                            </td>
                            <td class="px-3 py-3 whitespace-nowrap">
                                <div class="text-sm text-gray-900 dark:text-white">{{ $sale->customer_name }}</div>
                                <div class="text-xs text-gray-500 dark:text-gray-400">{{ $sale->customer_phone }}</div>
                            </td>
                            @if($user->isAdmin())
                                <td class="px-3 py-3 whitespace-nowrap text-sm text-gray-500 dark:text-gray-400">
                                    {{ $sale->agent_name ?? '-' }}
                                </td>
                            @endif
                            <td class="px-3 py-3 whitespace-nowrap text-sm text-right text-gray-900 dark:text-white">
                                RM {{ number_format($sale->total, 2) }}
                            </td>
                            <td class="px-3 py-3 whitespace-nowrap text-sm text-right text-gray-500 dark:text-gray-400">
                                RM {{ number_format($sale->amount_paid, 2) }}
                            </td>
                            <td class="px-3 py-3 whitespace-nowrap text-center">
                                <div class="inline-flex flex-wrap gap-1 justify-center">
                                    @if($sale->payment_status == 'paid')
                                        <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-green-100 text-green-800 dark:bg-green-900/30 dark:text-green-400">Paid</span>
                                    @elseif($sale->payment_status == 'partial')
                                        <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-yellow-100 text-yellow-800 dark:bg-yellow-900/30 dark:text-yellow-400">Partial</span>
                                    @elseif($sale->payment_status == 'cancelled')
                                        <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-red-100 text-red-800 dark:bg-red-900/30 dark:text-red-400">Cancelled</span>
                                    @else
                                        <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-gray-100 text-gray-800 dark:bg-gray-700 dark:text-gray-300">Unpaid</span>
                                    @endif
                                    @if($sale->record_only)
                                        <span class="px-2 inline-flex text-xs leading-5 font-semibold rounded-full bg-amber-100 text-amber-800 dark:bg-amber-900/30 dark:text-amber-400" title="Record Only - No Stock Deduction">RO</span>
                                    @endif
                                </div>
                            </td>
                            <td class="px-3 py-3 whitespace-nowrap text-right text-sm font-medium">
                                <a href="{{ route('sales.show', $sale->id) }}" class="text-indigo-600 hover:text-indigo-900 dark:text-indigo-400 dark:hover:text-indigo-300 mr-2">View</a>
                                <a href="{{ route('sales.print', $sale->id) }}" target="_blank" class="text-gray-600 hover:text-gray-900 dark:text-gray-400 dark:hover:text-gray-300">Print</a>
                            </td>
                        </tr>
                    @endforeach
                </tbody>
            </table>
            </div>

            <div class="px-6 py-4 bg-gray-50 dark:bg-gray-700">
                {{ $sales->appends(request()->query())->links() }}
            </div>
        @else
            <div class="text-center py-12">
                <svg class="mx-auto h-12 w-12 text-gray-400 dark:text-gray-500" 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"/>
                </svg>
                <h3 class="mt-2 text-sm font-medium text-gray-900 dark:text-white">No invoices</h3>
                <p class="mt-1 text-sm text-gray-500 dark:text-gray-400">Get started by creating a new invoice.</p>
                <div class="mt-6">
                    <a href="{{ route('sales.create') }}" class="inline-flex items-center px-4 py-2 bg-indigo-600 text-white rounded-md hover:bg-indigo-700">
                        New Invoice
                    </a>
                </div>
            </div>
        @endif
    </div>
</div>
@endsection