@extends('layouts.layout-2')

@php
    $statusPill = match ($status) {
        'critical' => '<span class="wawi-pill wawi-pill--danger">' . __('Kritisch') . '</span>',
        'critical_ordered' => '<span class="wawi-pill wawi-pill--warning">' . __('Kritisch · bereits bestellt') . '</span>',
        'warning' => '<span class="wawi-pill wawi-pill--warning">' . __('Bald nachbestellen') . '</span>',
        default => '<span class="wawi-pill wawi-pill--ok">' . __('Ausreichend') . '</span>',
    };
    $stockCritical = in_array($status, ['critical', 'critical_ordered'], true);
@endphp

@section('content')
    @include('admin.inventory.partials.wawi-ui')

    <div class="wawi-page">
        <div class="wawi-page-head">
            <div>
                <h1 class="wawi-page-head__title">
                    {{ $ingredient->name }} {!! $statusPill !!}
                </h1>
                <p class="wawi-page-head__subtitle">
                    {{ __('Rohstoffbestellung & Bestand') }}
                    @if($ingredient->alt_name)
                        · {{ __('Alternativer Name') }}: {{ $ingredient->alt_name }}
                    @endif
                </p>
            </div>
            <div class="wawi-page-head__actions">
                <a href="{{ route('admin.inventory.raw-material-stock.index') }}" class="btn btn-outline-secondary btn-sm">
                    <span class="fas fa-arrow-left mr-1"></span>{{ __('Zurück') }}
                </a>
            </div>
        </div>

        <div class="wawi-stats">
            <div class="wawi-stat {{ $stockCritical ? 'wawi-stat--danger' : 'wawi-stat--ok' }}">
                <div class="wawi-stat__icon"><span class="fas fa-warehouse"></span></div>
                <div class="wawi-stat__body">
                    <div class="wawi-stat__value">{{ \App\Services\Util::formatNumber($remaining, 0) }} g</div>
                    <div class="wawi-stat__label">{{ __('Gesamtbestand') }}</div>
                </div>
            </div>
            <div class="wawi-stat">
                <div class="wawi-stat__icon"><span class="fas fa-truck"></span></div>
                <div class="wawi-stat__body">
                    <div class="wawi-stat__value">{{ $openTotal > 0 ? \App\Services\Util::formatNumber($openTotal, 0) . ' g' : '—' }}</div>
                    <div class="wawi-stat__label">{{ __('Offen bestellt') }}</div>
                </div>
            </div>
            <div class="wawi-stat">
                <div class="wawi-stat__icon"><span class="fas fa-gauge-high"></span></div>
                <div class="wawi-stat__body">
                    <div class="wawi-stat__value">{{ ($daily !== null && $daily > 0) ? \App\Services\Util::formatNumber($daily, 0) . ' g' : '—' }}</div>
                    <div class="wawi-stat__label">{{ __('Verbrauch / Tag') }}</div>
                </div>
            </div>
            <div class="wawi-stat {{ ($expectedEmpty !== null && $daysUntilEmpty <= 30) ? 'wawi-stat--warning' : '' }}">
                <div class="wawi-stat__icon"><span class="fas fa-hourglass-half"></span></div>
                <div class="wawi-stat__body">
                    <div class="wawi-stat__value">{{ $expectedEmpty !== null ? $expectedEmpty->format('d.m.Y') : '—' }}</div>
                    <div class="wawi-stat__label">
                        {{ __('Voraussichtlich auf Null') }}
                        @if($expectedEmpty !== null)
                            ({{ $daysUntilEmpty }} {{ trans_choice('Tag|Tagen', $daysUntilEmpty) }})
                        @endif
                    </div>
                </div>
            </div>
        </div>

        <div class="wawi-card" style="margin-bottom:1.25rem;">
            <div class="wawi-card__footer" style="border-top:0; background:transparent;">
                <span class="text-muted small mr-3">
                    {{ __('Qualität') }}: <strong>{{ $ingredient->materialQuality?->name ?? '—' }}</strong>
                </span>
                @if($ingredient->min_stock_alert !== null)
                    <span class="text-muted small mr-3">
                        {{ __('Meldebestand') }}: <strong>{{ \App\Services\Util::formatNumber($ingredient->min_stock_alert, 0) }} g</strong>
                    </span>
                @endif
                @if($ingredient->storageLabel())
                    <span class="text-muted small">
                        {{ __('Lagerort') }}: <strong>{{ $ingredient->storageLabel() }}</strong>
                    </span>
                @endif
            </div>
        </div>

        <div class="wawi-card">
            <div class="wawi-card__header">{{ __('Enthalten in') }}</div>
            <div class="table-responsive">
                <table class="table wawi-table">
                    <thead>
                        <tr>
                            <th>{{ __('Produkt') }}</th>
                            <th class="text-right">{{ __('Produktbestand') }}</th>
                            <th class="text-right">{{ __('Anteil (%)') }}</th>
                            <th class="text-right" title="{{ __('Anteil × Füllgewicht × Überschuss-Faktor — wie in der Produktion gerechnet') }}">{{ __('Verbrauch (g/Stück)') }}</th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($ingredient->products as $product)
                            @php $usage = $recipeUsage[$product->id] ?? null; @endphp
                            <tr>
                                <td>{{ $product->name }}</td>
                                <td class="text-right">{{ \App\Services\Util::formatNumber($productStock[$product->id] ?? 0, 0) }} {{ __('Stück') }}</td>
                                <td class="text-right">
                                    @if($usage)
                                        {{ \App\Services\Util::formatNumber($usage['percent'], 2) }} %
                                    @else
                                        <span class="text-muted">—</span>
                                    @endif
                                </td>
                                <td class="text-right">
                                    @if($usage && $usage['consumption_per_piece'] !== null)
                                        {{ \App\Services\Util::formatNumber($usage['consumption_per_piece'], 2) }} g
                                        <span class="text-muted small">({{ __('netto') }} {{ \App\Services\Util::formatNumber($usage['grams_per_piece'], 2) }} g)</span>
                                    @else
                                        <span class="text-muted" title="{{ __('Kein Füllgewicht hinterlegt') }}">—</span>
                                    @endif
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="4"><div class="wawi-empty">{{ __('Dieser Rohstoff wird in keiner aktiven Rezeptur verwendet.') }}</div></td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
        </div>

        <div class="wawi-card">
            <div class="wawi-card__header">{{ __('Lieferanten & Bestellung') }}</div>
            <div class="table-responsive">
                <table class="table wawi-table">
                    <thead>
                        <tr>
                            <th>{{ __('Lieferant') }}</th>
                            <th>{{ __('Lieferzeit') }}</th>
                            @if(Auth::user()->isAdmin())
                                <th class="text-right">{{ __('Letzter Einkauf (Netto/kg)') }}</th>
                            @endif
                            <th class="text-right" style="width: 11rem;"></th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($ingredient->suppliers as $supplier)
                            @php
                                $deliveryTime = $ingredient->delivery_time ?: $supplier->delivery_time;
                                $lastPrice = $lastPriceBySupplier[$supplier->id] ?? null;
                                // AP-21: Bestellweg pro INCI-Lieferant — Pivot-URL gesetzt ⇒ Shop, leer ⇒ Mail.
                                $orderUrl = $supplier->pivot->url;
                                $orderEmail = $supplier->order_email ?: $supplier->email;
                            @endphp
                            <tr>
                                <td>
                                    <span class="wawi-item-name">{{ $supplier->name }}</span>
                                    @if($supplier->pivot->preferred)
                                        <span class="wawi-pill wawi-pill--ok ml-1">{{ __('bevorzugt') }}</span>
                                    @endif
                                    @if($supplier->pivot->supplier_sku)
                                        <div class="wawi-item-sub">{{ __('Art.-Nr.') }}: {{ $supplier->pivot->supplier_sku }}</div>
                                    @endif
                                </td>
                                <td>{{ $deliveryTime ?: '—' }}</td>
                                @if(Auth::user()->isAdmin())
                                    <td class="text-right">
                                        @if($lastPrice !== null)
                                            {{ \App\Services\Util::formatNumber($lastPrice, 2) }} €
                                        @else
                                            <span class="text-muted">—</span>
                                        @endif
                                    </td>
                                @endif
                                <td class="text-right">
                                    @if($orderUrl)
                                        <a href="{{ $orderUrl }}" target="_blank" rel="noopener" class="btn btn-sm btn-outline-secondary">{{ __('Zum Shop') }}</a>
                                    @elseif($orderEmail)
                                        <a href="mailto:{{ $orderEmail }}?subject={{ rawurlencode(__('Bestellung') . ': ' . $ingredient->name) }}" class="btn btn-sm btn-outline-secondary">{{ __('Per Mail') }}</a>
                                    @else
                                        <span class="text-muted">—</span>
                                    @endif
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="4"><div class="wawi-empty">{{ __('Diesem Rohstoff ist kein Lieferant zugeordnet.') }}</div></td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
            @if(Auth::user()->isAdmin())
                <div class="wawi-card__footer">
                    <a href="{{ route('admin.inventory.stock-entries.create', ['ingredient_id' => $ingredient->id]) }}" class="btn btn-sm btn-primary">{{ __('Einkauf erfassen') }}</a>
                    <a href="{{ route('admin.inventory.stock-disposals.create', ['ingredient_id' => $ingredient->id]) }}" class="btn btn-sm btn-outline-danger">{{ __('Ausschuss erfassen') }}</a>
                </div>
            @endif
        </div>

        <div class="wawi-card">
            <div class="wawi-card__header">{{ __('Offene Bestellungen / unterwegs') }}</div>
            <div class="table-responsive">
                <table class="table wawi-table">
                    <thead>
                        <tr>
                            <th>{{ __('Bestellt am') }}</th>
                            <th>{{ __('Lieferant') }}</th>
                            <th>{{ __('Lagerort') }}</th>
                            <th class="text-right">{{ __('Bestellte Menge') }}</th>
                            <th class="text-right" style="width: 8rem;"></th>
                        </tr>
                    </thead>
                    <tbody>
                        @forelse($openOrders as $order)
                            <tr>
                                <td>{{ $order->ordered_at?->format('d.m.Y') ?? '—' }}</td>
                                <td>{{ $order->supplier?->name ?? '—' }}</td>
                                <td>{{ $order->location?->name ?? '—' }}</td>
                                <td class="text-right">{{ \App\Services\Util::formatNumber($order->ordered_quantity, 0) }} g</td>
                                <td class="text-right">
                                    <a href="{{ route('admin.inventory.stock-entries.show', $order) }}" class="btn icon-btn btn-sm btn-primary" title="{{ __('Wareneingang buchen') }}">
                                        <span class="far fa-eye"></span>
                                    </a>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="5"><div class="wawi-empty">{{ __('Keine offenen Bestellungen.') }}</div></td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
            @if($openOrders->isNotEmpty())
                <div class="wawi-card__footer text-muted small">
                    {{ __('Offene Bestellungen zählen erst nach gebuchtem Wareneingang zum Bestand.') }}
                </div>
            @endif
        </div>

        <div class="wawi-card">
            <div class="wawi-card__header">{{ __('Verfügbare Chargen') }}</div>
            <div class="table-responsive">
                <table class="table wawi-table">
                    <thead>
                        <tr>
                            <th>{{ __('Charge') }}</th>
                            <th>{{ __('Lieferant') }}</th>
                            <th>{{ __('Lagerort') }}</th>
                            <th>{{ __('MHD') }}</th>
                            <th class="text-right">{{ __('Restbestand') }}</th>
                        </tr>
                    </thead>
                    <tbody>
                        {{-- AP-27: Anzeige je Charge (batch_number) summiert; Einzel-Einkäufe als Unterzeilen --}}
                        @forelse($chargeGroups as $group)
                            <tr>
                                <td>
                                    {{ $group['batch_number'] ?: '#' . $group['entries']->first()->id }}
                                    @if($group['entries']->count() > 1)
                                        <span class="badge badge-light border ml-1">{{ $group['entries']->count() }} {{ __('Einkäufe') }}</span>
                                    @endif
                                </td>
                                <td>{{ $group['suppliers']->isNotEmpty() ? $group['suppliers']->implode(', ') : '—' }}</td>
                                <td>{{ $group['locations']->isNotEmpty() ? $group['locations']->implode(', ') : '—' }}</td>
                                <td>{{ $group['best_before']?->format('d.m.Y') ?? '—' }}</td>
                                <td class="text-right">{{ \App\Services\Util::formatNumber($group['remaining'], 0) }} g</td>
                            </tr>
                            @if($group['entries']->count() > 1)
                                @foreach($group['entries'] as $charge)
                                    <tr class="text-muted small">
                                        <td class="pl-4">↳ {{ __('Einkauf vom') }} {{ $charge->received_at?->format('d.m.Y') ?? '—' }}</td>
                                        <td>{{ $charge->supplier?->name ?? '—' }}</td>
                                        <td>{{ $charge->location?->name ?? '—' }}</td>
                                        <td>{{ $charge->best_before?->format('d.m.Y') ?? '—' }}</td>
                                        <td class="text-right">{{ formatWawiQuantity($charge->getAttribute('remaining_quantity'), 0) }} g</td>
                                    </tr>
                                @endforeach
                            @endif
                        @empty
                            <tr>
                                <td colspan="5"><div class="wawi-empty">{{ __('Kein Restbestand vorhanden.') }}</div></td>
                            </tr>
                        @endforelse
                    </tbody>
                    @if($chargeGroups->isNotEmpty() && count($remainingByLocation) > 0)
                        <tfoot>
                            @foreach($locations as $location)
                                @if(isset($remainingByLocation[$location->id]) && $remainingByLocation[$location->id] > 0)
                                    <tr>
                                        <td colspan="4" class="text-right text-muted">{{ __('Bestand') }} {{ $location->name }}</td>
                                        <td class="text-right">{{ \App\Services\Util::formatNumber($remainingByLocation[$location->id], 0) }} g</td>
                                    </tr>
                                @endif
                            @endforeach
                        </tfoot>
                    @endif
                </table>
            </div>
        </div>
    </div>
@endsection