@extends('layouts.school')
@section('title', 'Finance Dashboard')
@section('header', 'Finance Dashboard')
@section('content')
    <div class="mb-6 grid grid-cols-1 gap-4 sm:grid-cols-2 xl:grid-cols-4">
        @php $cards = [
            ['label' => 'Billed (Year)', 'value' => '₦' . number_format($stats['billed'], 0), 'accent' => 'text-gray-900'],
            ['label' => 'Collected', 'value' => '₦' . number_format($stats['collected'], 0), 'accent' => 'text-green-600'],
            ['label' => 'Outstanding', 'value' => '₦' . number_format($stats['outstanding'], 0), 'accent' => 'text-red-600'],
            ['label' => 'Expenses (Year)', 'value' => '₦' . number_format($stats['expenses'], 0), 'accent' => 'text-orange-600'],
            ['label' => 'Other Income', 'value' => '₦' . number_format($stats['otherIncome'], 0), 'accent' => 'text-blue-600'],
            ['label' => 'Refunds', 'value' => '₦' . number_format($stats['refunded'], 0), 'accent' => 'text-purple-600'],
            ['label' => 'Overdue Amount', 'value' => '₦' . number_format($stats['overdueAmount'], 0), 'accent' => 'text-red-600'],
            ['label' => 'Net Position', 'value' => ($stats['netPosition'] >= 0 ? '₦' : '-₦') . number_format(abs($stats['netPosition']), 0), 'accent' => $stats['netPosition'] >= 0 ? 'text-green-700' : 'text-red-700'],
        ] @endphp
        @foreach ($cards as $card)
            <div class="rounded-xl bg-white p-5 shadow-sm ring-1 ring-gray-900/5">
                <p class="text-xs font-medium uppercase tracking-wide text-gray-500">{{ $card['label'] }}</p>
                <p class="mt-2 text-xl font-bold {{ $card['accent'] }}">{{ $card['value'] }}</p>
            </div>
        @endforeach
    </div>

    <div class="mb-6 flex flex-wrap gap-3">
        <a href="{{ route('school.finance.generate.form', request()->route('schoolId')) }}" class="rounded-lg bg-primary-600 px-4 py-2 text-sm font-semibold text-white shadow-sm hover:bg-primary-700">Generate Invoices</a>
        <a href="{{ route('school.finance.invoices', request()->route('schoolId')) }}" class="rounded-lg bg-white px-4 py-2 text-sm font-medium text-gray-700 shadow-sm ring-1 ring-gray-900/10 hover:bg-gray-50">All Invoices</a>
        <a href="{{ route('school.finance.payments.pending', request()->route('schoolId')) }}" class="relative rounded-lg bg-white px-4 py-2 text-sm font-medium text-gray-700 shadow-sm ring-1 ring-gray-900/10 hover:bg-gray-50">
            Pending Verification
            @if ($stats['pendingVerificationCount'] > 0)
                <span class="ml-1 inline-flex rounded-full bg-red-100 px-2 py-0.5 text-xs font-semibold text-red-700">{{ $stats['pendingVerificationCount'] }}</span>
            @endif
        </a>
        <a href="{{ route('school.finance.expenses.index', request()->route('schoolId')) }}" class="rounded-lg bg-white px-4 py-2 text-sm font-medium text-gray-700 shadow-sm ring-1 ring-gray-900/10 hover:bg-gray-50">Expenses</a>
        <a href="{{ route('school.finance.reports.collections', request()->route('schoolId')) }}" class="rounded-lg bg-white px-4 py-2 text-sm font-medium text-gray-700 shadow-sm ring-1 ring-gray-900/10 hover:bg-gray-50">Reports</a>
    </div>

    <div class="grid grid-cols-1 gap-6 lg:grid-cols-2">
        <div class="rounded-xl bg-white p-6 shadow-sm ring-1 ring-gray-900/5">
            <h3 class="text-sm font-semibold text-gray-900">Collections by Month</h3>
            @if (empty($collections))
                <p class="mt-4 text-sm text-gray-500">No collections recorded yet this year.</p>
            @else
                @php $max = max($collections); @endphp
                <div class="mt-4 space-y-3">
                    @foreach ($collections as $month => $total)
                        <div>
                            <div class="flex justify-between text-xs text-gray-500"><span>{{ \Carbon\Carbon::parse($month . '-01')->format('M Y') }}</span><span>₦{{ number_format($total, 0) }}</span></div>
                            <div class="mt-1 h-2 w-full rounded-full bg-gray-100"><div class="h-2 rounded-full bg-primary-500" style="width: {{ $max > 0 ? max(3, round($total / $max * 100)) : 0 }}%"></div></div>
                        </div>
                    @endforeach
                </div>
            @endif
        </div>

        <div class="rounded-xl bg-white p-6 shadow-sm ring-1 ring-gray-900/5">
            <h3 class="text-sm font-semibold text-gray-900">Outstanding by Class</h3>
            @if (empty($byClass))
                <p class="mt-4 text-sm text-gray-500">No outstanding balances.</p>
            @else
                <table class="mt-3 min-w-full divide-y divide-gray-100 text-sm">
                    <tbody>
                        @foreach (array_slice($byClass, 0, 8) as $row)
                            <tr>
                                <td class="py-2 pr-4 text-gray-700">{{ $row['class'] }}</td>
                                <td class="py-2 pr-4 text-right text-gray-500">{{ $row['students'] }} student(s)</td>
                                <td class="py-2 text-right font-medium {{ $row['outstanding'] > 0 ? 'text-red-600' : 'text-green-600' }}">₦{{ number_format($row['outstanding'], 0) }}</td>
                            </tr>
                        @endforeach
                    </tbody>
                </table>
            @endif
        </div>
    </div>

    <div class="mt-6 grid grid-cols-1 gap-6 lg:grid-cols-2">
        <div class="overflow-hidden rounded-xl bg-white shadow-sm ring-1 ring-gray-900/5">
            <h3 class="border-b border-gray-100 px-6 py-4 text-sm font-semibold text-gray-900">Recent Invoices</h3>
            <ul class="divide-y divide-gray-100">
                @forelse ($recentInvoices as $invoice)
                    <li class="flex items-center justify-between px-6 py-3">
                        <div>
                            <a href="{{ route('school.finance.show-invoice', [request()->route('schoolId'), $invoice->id]) }}" class="text-sm font-medium text-primary-600 hover:text-primary-700">{{ $invoice->invoice_no }}</a>
                            <p class="text-xs text-gray-500">{{ $invoice->student?->full_name }}</p>
                        </div>
                        <div class="text-right">
                            <p class="text-sm font-medium text-gray-900">₦{{ number_format((float) $invoice->amount - (float) $invoice->discount - (float) $invoice->total_paid, 0) }}</p>
                            <span class="text-xs {{ $invoice->status === 'paid' ? 'text-green-600' : ($invoice->status === 'overdue' ? 'text-red-600' : 'text-gray-400') }}">{{ ucfirst($invoice->status) }}</span>
                        </div>
                    </li>
                @empty
                    <li class="px-6 py-8 text-center text-sm text-gray-500">No invoices yet.</li>
                @endforelse
            </ul>
        </div>

        <div class="overflow-hidden rounded-xl bg-white shadow-sm ring-1 ring-gray-900/5">
            <h3 class="border-b border-gray-100 px-6 py-4 text-sm font-semibold text-gray-900">Recent Payments</h3>
            <ul class="divide-y divide-gray-100">
                @forelse ($recentPayments as $payment)
                    <li class="flex items-center justify-between px-6 py-3">
                        <div>
                            <p class="text-sm font-medium text-gray-900">₦{{ number_format($payment->amount, 0) }}</p>
                            <p class="text-xs text-gray-500">{{ $payment->student?->full_name }} · {{ ucfirst(str_replace('_', ' ', $payment->payment_method)) }}</p>
                        </div>
                        <div class="text-right">
                            <span class="inline-flex rounded-full px-2 py-0.5 text-xs font-medium {{ in_array($payment->status, ['confirmed', 'verified']) ? 'bg-green-50 text-green-700' : ($payment->status === 'pending_verification' ? 'bg-yellow-50 text-yellow-700' : ($payment->status === 'rejected' ? 'bg-red-50 text-red-700' : 'bg-gray-100 text-gray-600')) }}">{{ str_replace('_', ' ', $payment->status) }}</span>
                            <p class="text-xs text-gray-400">{{ $payment->created_at?->format('d M') }}</p>
                        </div>
                    </li>
                @empty
                    <li class="px-6 py-8 text-center text-sm text-gray-500">No payments yet.</li>
                @endforelse
            </ul>
        </div>
    </div>
@endsection