@extends('layouts.admin')

@php
    $entity = $record ?? null;
    $title = $entity?->invoice_number ?? ('Invoice #'.($entity->id ?? ''));
    $status = is_object($entity?->invoice_status) ? $entity->invoice_status : null;
    $studentName = $entity?->student ? trim($entity->student->fullName()) : '—';
@endphp

@section('title', $title)

@section('content')
<x-ui.page-header
    :title="$title"
    subtitle="Invoice details and line items"
    :breadcrumbs="[
        ['label' => 'Home', 'href' => route('dashboard')],
        ['label' => 'Student Finance', 'href' => route('finance.dashboard')],
        ['label' => 'Invoices', 'href' => route('finance.invoices.index')],
        ['label' => $title],
    ]"
>
    <x-slot:actions>
        @if($entity && \Illuminate\Support\Facades\Route::has('finance.invoices.pdf'))
            <x-ui.button variant="ghost" icon="bi-file-earmark-pdf" :href="route('finance.invoices.pdf', $entity)" target="_blank">PDF</x-ui.button>
        @endif
        @if($entity && \Illuminate\Support\Facades\Route::has('finance.invoices.print'))
            <x-ui.button variant="ghost" icon="bi-printer" :href="route('finance.invoices.print', $entity)" target="_blank">Print</x-ui.button>
        @endif
        @if($entity && (float) ($entity->balance ?? 0) > 0)
            <x-ui.button variant="primary" icon="bi-cash" :href="route('finance.checkout.show', ['invoice_id' => $entity->id])">Pay</x-ui.button>
        @endif
        @if($entity && \Illuminate\Support\Facades\Route::has('finance.invoices.edit'))
            <x-ui.button variant="ghost" icon="bi-pencil-square" :href="route('finance.invoices.edit', $entity)">Edit</x-ui.button>
        @endif
    </x-slot:actions>
</x-ui.page-header>

@include('institution.partials.flash')

<div class="row g-4">
    <div class="col-lg-8">
        <x-ui.card title="Invoice summary">
            <div class="row g-3">
                <div class="col-md-4"><span class="text-muted-bv small d-block">Invoice</span><strong class="text-mono">{{ $title }}</strong></div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Student</span>{{ $studentName }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Status</span>{{ $status?->label() ?? ($entity->invoice_status ?? '—') }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Issue date</span>{{ $entity?->issue_date?->format('d M Y') ?? '—' }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Due date</span>{{ $entity?->due_date?->format('d M Y') ?? '—' }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Currency</span>{{ $entity->currency ?? '—' }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Subtotal</span>{{ number_format((float) ($entity->subtotal ?? 0), 2) }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Total</span>{{ number_format((float) ($entity->total_amount ?? 0), 2) }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Paid</span>{{ number_format((float) ($entity->amount_paid ?? 0), 2) }}</div>
                <div class="col-md-4"><span class="text-muted-bv small d-block">Balance</span><strong>{{ number_format((float) ($entity->balance ?? 0), 2) }}</strong></div>
            </div>
        </x-ui.card>

        <x-ui.card title="Line items" class="mt-4">
            <div class="table-responsive">
                <table class="table bv-table mb-0">
                    <thead>
                        <tr>
                            <th>Description</th>
                            <th>Fee head</th>
                            <th class="text-end">Qty</th>
                            <th class="text-end">Unit</th>
                            <th class="text-end">Total</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse(($entity?->items ?? []) as $item)
                            <tr>
                                <td>{{ $item->description ?? '—' }}</td>
                                <td>{{ $item->feeHead?->name ?? '—' }}</td>
                                <td class="text-end">{{ number_format((float) $item->quantity, 2) }}</td>
                                <td class="text-end">{{ number_format((float) $item->unit_amount, 2) }}</td>
                                <td class="text-end">{{ number_format((float) $item->line_total, 2) }}</td>
                            </tr>
                        @empty
                            <tr><td colspan="5" class="text-muted-bv">No line items.</td></tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </x-ui.card>
    </div>
    <div class="col-lg-4">
        <x-ui.card title="Actions">
            <div class="d-flex flex-column gap-2">
                @if($entity && \Illuminate\Support\Facades\Route::has('finance.invoices.issue'))
                    <form method="POST" action="{{ route('finance.invoices.issue', $entity) }}">
                        @csrf
                        <x-ui.button type="submit" variant="ghost" icon="bi-send" class="w-100">Issue invoice</x-ui.button>
                    </form>
                @endif
                @if($entity && \Illuminate\Support\Facades\Route::has('finance.invoices.email'))
                    <form method="POST" action="{{ route('finance.invoices.email', $entity) }}">
                        @csrf
                        <x-ui.button type="submit" variant="ghost" icon="bi-envelope" class="w-100">Email invoice</x-ui.button>
                    </form>
                @endif
                @if($entity && (float) ($entity->balance ?? 0) > 0)
                    <x-ui.button variant="primary" icon="bi-cash" :href="route('finance.checkout.show', ['invoice_id' => $entity->id])" class="w-100">Pay balance</x-ui.button>
                @endif
            </div>
        </x-ui.card>
        <x-ui.card title="Meta" class="mt-4">
            <p class="text-muted-bv small mb-0">Created {{ $entity?->created_at?->format('d M Y') ?? '—' }}</p>
        </x-ui.card>
    </div>
</div>
@endsection