{{-- the seller's price warnings on EVERY panel page (slice 6ب; پ۶-۲, flow س۱, App\Catalog\PriceAlerts). red: a product
     whose central price is stale, closed for customers — with «استفاده از دستی» and the last good central price ready in
     its field (+NO-DEAD-END). yellow: a product on its manual backup whose central price is fresh again — «برگشت به قیمت
     مرکزی». plain posts that work with the script off; on the queue page the 2-second read replaces this box when
     WHICH products are in it changes (data-key), never while a field in it has the focus. --}}
@php
    // the queue page comes back to itself — also when this box was drawn by the queue's 2-second read (found on the rig:
    // the swapped-in box sent the seller to «کالاها»); every other page to «کالاها», where the result shows on the row
    $back = request()->routeIs('mz.seller.home', 'mz.seller.queue') ? 'home' : 'products';
@endphp
<div class="mz-price-alert" id="mz-price-alert" data-key="{{ $key }}">
    @if ($stale !== [])
        <section class="mz-notice mz-notice--no mz-price-alert__box" role="alert" aria-labelledby="mz-price-alert-stale">
            <h2 class="mz-price-alert__title" id="mz-price-alert-stale">قیمت مرکزی کهنه است؛ خرید و فروش {{ \App\Support\Display::number(count($stale)) }} کالا برای مشتری بسته است</h2>
            <p class="mz-price-alert__hint">برای باز کردن، قیمت را ببینید و «استفاده از دستی» را بزنید. خانه با آخرین قیمت مرکزی پر شده است. با رسیدن قیمت تازه هم خودش باز می‌شود.</p>
            @foreach ($stale as $row)
                @php
                    $field = 'mz-backup-' . $row['id'];
                    $mine = (string) old('backup_product') === (string) $row['id'];
                @endphp
                <form class="mz-price-alert__row" method="post" action="{{ route('mz.seller.products.backup', $row['id']) }}" novalidate>
                    @csrf
                    <input type="hidden" name="backup" value="on">
                    <input type="hidden" name="back" value="{{ $back }}">
                    <label class="mz-price-alert__label" for="{{ $field }}">
                        <b>{{ $row['title'] }}</b> <span class="mz-price-alert__since">{{ $row['since'] }}</span>
                        <span class="mz-price-alert__unit">قیمت دستی ({{ $unit }})</span>
                    </label>
                    <input class="mz-input mz-input--ltr mz-price-alert__input" id="{{ $field }}" name="backup_price" type="text" inputmode="decimal" maxlength="30"
                           value="{{ $mine ? old('backup_price') : $row['prefill'] }}" @error('backup_' . $row['id']) aria-invalid="true" aria-describedby="{{ $field }}-error" @enderror>
                    <button class="mz-btn" type="submit">استفاده از دستی</button>
                    @error('backup_' . $row['id']) <p class="mz-error mz-price-alert__error" id="{{ $field }}-error">{{ $message }}</p> @enderror
                </form>
            @endforeach
        </section>
    @endif
    @if ($returned !== [])
        <section class="mz-notice mz-notice--warn mz-price-alert__box" aria-labelledby="mz-price-alert-returned">
            <h2 class="mz-price-alert__title" id="mz-price-alert-returned">قیمت مرکزی برگشته است</h2>
            @foreach ($returned as $row)
                <form class="mz-price-alert__row" method="post" action="{{ route('mz.seller.products.backup', $row['id']) }}">
                    @csrf
                    <input type="hidden" name="backup" value="off">
                    <input type="hidden" name="back" value="{{ $back }}">
                    <span class="mz-price-alert__label"><b>{{ $row['title'] }}</b> با قیمت دستی پشتیبان {{ $row['backup'] }} معامله می‌شود؛ قیمت مرکزی حالا {{ $row['central'] }} است.</span>
                    <button class="mz-btn mz-btn--quiet" type="submit">برگشت به قیمت مرکزی</button>
                    @error('backup_' . $row['id']) <p class="mz-error mz-price-alert__error">{{ $message }}</p> @enderror
                </form>
            @endforeach
        </section>
    @endif
</div>