<?php

namespace Database\Seeders;

use App\Domains\Catalog\Enums\EventProductType;
use App\Domains\Catalog\Enums\FeaturedGroupSource;
use App\Domains\Catalog\Enums\GroupLayout;
use App\Domains\Catalog\Enums\InventoryPolicy;
use App\Domains\Catalog\Enums\ProductLayout;
use App\Domains\Catalog\Models\CatalogItem;
use App\Domains\Catalog\Models\Category;
use App\Domains\Catalog\Models\FeaturedGroup;
use App\Domains\Catalog\Services\CatalogService;
use App\Domains\Tenant\Models\Tenant;
use Illuminate\Database\Seeder;
use Illuminate\Support\Collection;
use RuntimeException;

class FiestaFutbolInfantilProductSeeder extends Seeder
{
    public function __construct(private readonly CatalogService $catalogService) {}

    public function run(): void
    {
        $tenant = Tenant::query()->where('codigo', 'fiesta_futbol_infantil')->first();

        if (! $tenant) {
            throw new RuntimeException("Tenant 'fiesta_futbol_infantil' no encontrado.");
        }

        $this->deleteExistingCatalog($tenant);
        FeaturedGroup::query()->where('tenant_code', $tenant->codigo)->delete();
        Category::query()->where('tenant_code', $tenant->codigo)->update(['categoria_id' => null]);
        Category::query()->where('tenant_code', $tenant->codigo)->delete();

        $tenant->update([
            'event_title' => 'Fiesta Nacional del Fútbol Infantil',
            'event_location' => 'Sunchales, Santa Fe',
        ]);

        $tenant->eventDates()->delete();
        $eventDates = collect(['2026-10-09', '2026-10-10', '2026-10-11', '2026-10-12'])
            ->map(fn (string $date) => $tenant->eventDates()->create([
                'date' => $date,
                'time_start' => '00:00:00',
                'time_end' => '23:59:59',
            ]));
        $dateIds = $eventDates->pluck('id')->map(fn ($id): int => (int) $id)->values();

        $this->createProduct($tenant, [
            'slug' => 'camiseta',
            'nombre' => 'Camiseta',
            'precio' => 18000,
            'attribute_codes' => ['color', 'talle'],
            'variants' => collect(['Verde', 'Blanco'])
                ->crossJoin(['14', 'S', 'M', 'L', 'XL', 'XXL'])
                ->map(fn (array $values): array => [
                    'real_stock' => 0,
                    'values' => ['color' => $values[0], 'talle' => $values[1]],
                ])->all(),
        ]);

        $this->createProduct($tenant, [
            'slug' => 'alojamiento',
            'nombre' => 'Alojamiento',
            'precio' => 35000,
            'attribute_codes' => ['tipo_alojamiento'],
            'variants' => collect(['Carpa', 'Motorhome'])->map(fn (string $type): array => [
                'real_stock' => 0,
                'values' => ['tipo_alojamiento' => $type],
            ])->all(),
        ]);

        $this->createProduct($tenant, [
            'slug' => 'comida',
            'nombre' => 'Comida',
            'precio' => 8000,
            'attribute_codes' => ['event_date', 'horario', 'servicio'],
            'variants' => $dateIds
                ->crossJoin(['Desayuno', 'Almuerzo', 'Cena'], ['Comedor', 'Vianda'])
                ->map(fn (array $values): array => [
                    'real_stock' => 0,
                    'event_date_ids' => [(int) $values[0]],
                    'values' => ['horario' => $values[1], 'servicio' => $values[2]],
                ])->all(),
        ]);

        $this->createProduct($tenant, [
            'slug' => 'abono',
            'nombre' => 'Abono',
            'precio' => 40000,
            'event_product_type' => EventProductType::Entry->value,
            'has_tickets' => true,
            'attribute_codes' => ['event_date'],
            'multi_select_attribute_codes' => ['event_date'],
            'variants' => $this->nonEmptySubsets($dateIds)
                ->map(fn (array $ids): array => ['real_stock' => 0, 'event_date_ids' => $ids])
                ->all(),
        ]);

        FeaturedGroup::query()->create([
            'tenant_code' => $tenant->codigo,
            'source_type' => FeaturedGroupSource::All,
            'category_id' => null,
            'product_layout' => ProductLayout::ColumnWithCart,
            'group_layout' => GroupLayout::Simple,
            'group_name' => 'Productos',
            'group_order' => 0,
        ]);
    }

    private function deleteExistingCatalog(Tenant $tenant): void
    {
        CatalogItem::query()
            ->where('tenant_code', $tenant->codigo)
            ->orderByRaw("CASE WHEN type = 'bundle' THEN 0 ELSE 1 END")
            ->each(fn (CatalogItem $item) => $this->catalogService->delete($item));
    }

    /** @param array<string, mixed> $data */
    private function createProduct(Tenant $tenant, array $data): CatalogItem
    {
        return $this->catalogService->create([
            'tenant_code' => $tenant->codigo,
            'event_product_type' => EventProductType::Product->value,
            'descripcion' => $data['nombre'],
            'inventory_policy' => InventoryPolicy::Unlimited->value,
            ...$data,
        ]);
    }

    /** @return Collection<int, array<int, int>> */
    private function nonEmptySubsets(Collection $values): Collection
    {
        $items = $values->all();
        $subsets = collect();

        for ($mask = 1; $mask < (1 << count($items)); $mask++) {
            $subset = [];
            foreach ($items as $index => $item) {
                if (($mask & (1 << $index)) !== 0) {
                    $subset[] = $item;
                }
            }
            $subsets->push($subset);
        }

        return $subsets
            ->sortBy(fn (array $subset): string => count($subset).':'.implode(',', $subset))
            ->values();
    }
}