@extends(backpack_view('blank'))

@section('content')

@php
    $locale = request()->query('_locale', app()->getLocale());
    $isSpanish = $locale === 'es';

    // English values are the canonical values submitted by the form.
    $productTypes = [
        'Originator Brand' => $isSpanish ? 'Marca original' : 'Originator Brand',
        'Generic' => $isSpanish ? 'Genérico' : 'Generic',
        'Biosimilar' => 'Biosimilar',
        'Biocomparable' => 'Biocomparable',
        'API Only' => $isSpanish ? 'Solo API' : 'API Only',
        'Special Import/Named Patient' => $isSpanish
            ? 'Importación especial / paciente nominal'
            : 'Special Import/Named Patient',
        'Govt Procurement Only' => $isSpanish
            ? 'Solo para compras gubernamentales'
            : 'Govt Procurement Only',
    ];

    // Normalize translated product-type labels to canonical English values.
    $spanishToEnglish = [
        'Marca original' => 'Originator Brand',
        'Genérico' => 'Generic',
        'Solo API' => 'API Only',
        'Importación especial / paciente nominal' =>
            'Special Import/Named Patient',
        'Solo para compras gubernamentales' =>
            'Govt Procurement Only',
    ];

    // Read a translatable value from JSON, an array, or a string.
    $localizedValue = function ($value) use ($locale) {
        if (is_string($value)) {
            $decoded = json_decode($value, true);

            if (json_last_error() === JSON_ERROR_NONE && is_array($decoded)) {
                return $decoded[$locale] ?? $decoded['en'] ?? '';
            }
        }

        if (is_array($value)) {
            return $value[$locale] ?? $value['en'] ?? '';
        }

        return $value ?? '';
    };
@endphp

<div class="container-fluid">
    <div class="card">

        <div class="card-header">
            <h3>
                {{ $isSpanish ? 'Edición masiva de productos' : 'Bulk Edit Products' }}
            </h3>
        </div>

        <div class="card-body">

            <form
                method="POST"
                action="{{ backpack_url('product/bulk-update') }}{{ request()->query('_locale') ? '?_locale=' . urlencode(request()->query('_locale')) : '' }}"
            >
                @csrf

                <div class="table-responsive">
                    <table class="table table-bordered table-striped">

                        <thead>
                            <tr>
                                <th>ID</th>
                                <th>{{ $isSpanish ? 'Nombre genérico' : 'Generic Name' }}</th>
                                <th>{{ $isSpanish ? 'Nombres comerciales' : 'Brand Names' }}</th>
                                <th>{{ $isSpanish ? 'Tipo de producto' : 'Product Type' }}</th>
                                <th>{{ $isSpanish ? 'Concentración' : 'Strength' }}</th>
                                <th>{{ $isSpanish ? 'Clase terapéutica' : 'Therapeutic Class' }}</th>
                                <th>{{ $isSpanish ? 'Precio' : 'Price' }}</th>
                                <th>{{ $isSpanish ? 'Costo de adquisición mayorista (WAC)' : 'WAC (Wholesale Acquisition Costs)' }}</th>
                            </tr>
                        </thead>

                        <tbody>
                            @foreach($products as $product)

                                @php
                                    $productType = $localizedValue($product->product_type);
                                    $brandNames = $localizedValue($product->brand_names);
                                    $genericName = $localizedValue($product->generic_name);
                                    $therapeuticClass = $localizedValue($product->therapeutic_class);

                                    // Handle values saved in either English or Spanish.
                                    $canonicalProductType =
                                        $spanishToEnglish[$productType] ?? $productType;

                                    // Retain user input after validation errors.
                                    $oldProductType = old(
                                        'products.'.$product->id.'.product_type',
                                        $canonicalProductType
                                    );

                                    $oldProductType =
                                        $spanishToEnglish[$oldProductType] ?? $oldProductType;
                                @endphp

                                <tr>
                                    <td>
                                        {{ $product->id }}

                                        <input
                                            type="hidden"
                                            name="products[{{ $product->id }}][id]"
                                            value="{{ $product->id }}"
                                        >
                                    </td>

                                    <td>{{ $genericName }}</td>

                                    <td>
                                        <input
                                            type="text"
                                            class="form-control"
                                            name="products[{{ $product->id }}][brand_names]"
                                            value="{{ old('products.'.$product->id.'.brand_names', $brandNames) }}"
                                        >
                                    </td>

                                    <td>
                                        <select
                                            class="form-control"
                                            name="products[{{ $product->id }}][product_type]"
                                        >
                                            <option
                                                value=""
                                                {{ $oldProductType === '' ? 'selected' : '' }}
                                            >
                                                {{ $isSpanish
                                                    ? '-- Seleccionar tipo de producto --'
                                                    : '-- Select Product Type --' }}
                                            </option>

                                            @foreach($productTypes as $value => $label)
                                                <option
                                                    value="{{ $value }}"
                                                    {{ $oldProductType === $value ? 'selected' : '' }}
                                                >
                                                    {{ $label }}
                                                </option>
                                            @endforeach
                                        </select>
                                    </td>

                                    <td>
                                        <input
                                            type="text"
                                            class="form-control"
                                            name="products[{{ $product->id }}][strength]"
                                            value="{{ old('products.'.$product->id.'.strength', $product->strength) }}"
                                        >
                                    </td>

                                    <td>
                                        <input
                                            type="text"
                                            class="form-control"
                                            name="products[{{ $product->id }}][therapeutic_class]"
                                            value="{{ old('products.'.$product->id.'.therapeutic_class', $therapeuticClass) }}"
                                        >
                                    </td>

                                    <td>
                                        <input
                                            type="number"
                                            step="0.01"
                                            class="form-control"
                                            name="products[{{ $product->id }}][price]"
                                            value="{{ old('products.'.$product->id.'.price', $product->price) }}"
                                        >
                                    </td>

                                    <td>
                                        <input
                                            type="number"
                                            step="0.01"
                                            class="form-control"
                                            name="products[{{ $product->id }}][wac]"
                                            value="{{ old('products.'.$product->id.'.wac', $product->wac) }}"
                                        >
                                    </td>
                                </tr>

                            @endforeach
                        </tbody>

                    </table>
                </div>

                <button type="submit" class="btn btn-success">
                    {{ $isSpanish ? 'Guardar productos seleccionados' : 'Save Selected Products' }}
                </button>

                <a
                    href="{{ backpack_url('product') }}{{ request()->query('_locale') ? '?_locale=' . urlencode(request()->query('_locale')) : '' }}"
                    class="btn btn-secondary"
                >
                    {{ $isSpanish ? 'Volver' : 'Back' }}
                </a>

            </form>

        </div>
    </div>
</div>

@endsection