Files
shopit-back/app/Domains/Catalog/Services/VisibleCatalogItemsQuery.php

82 lines
3.4 KiB
PHP

<?php
namespace App\Domains\Catalog\Services;
use App\Domains\Catalog\Enums\AvailabilityEffect;
use App\Domains\Catalog\Enums\CatalogItemType;
use App\Domains\Catalog\Enums\InventoryPolicy;
use App\Domains\Catalog\Models\CatalogItem;
use Illuminate\Database\Eloquent\Builder;
final class VisibleCatalogItemsQuery
{
public function __construct(
private readonly AvailabilityPolicyResolver $policies,
) {}
/** @param Builder<CatalogItem> $query */
public function apply(Builder $query): Builder
{
if ($this->policies->resolve('out_of_stock')['effect'] !== AvailabilityEffect::Hide) {
return $query;
}
return $query->where(function (Builder $query): void {
$query
->where(fn (Builder $query) => $this->applyStandardItemAvailability($query))
->orWhere(fn (Builder $query) => $this->applyBundleAvailability($query));
});
}
/** @param Builder<CatalogItem> $query */
private function applyStandardItemAvailability(Builder $query): Builder
{
return $query
->where('catalog_items.type', CatalogItemType::Standard->value)
->where(function (Builder $query): void {
$query
->where('catalog_items.inventory_policy', InventoryPolicy::Unlimited->value)
->orWhereHas(
'inventory',
fn (Builder $query): Builder => $query
->whereColumn('inventories.real_stock', '>', 'inventories.reserved_stock'),
)
->orWhereHas(
'variants.inventory',
fn (Builder $query): Builder => $query
->whereColumn('inventories.real_stock', '>', 'inventories.reserved_stock'),
);
});
}
/** @param Builder<CatalogItem> $query */
private function applyBundleAvailability(Builder $query): Builder
{
return $query
->where('catalog_items.type', CatalogItemType::Bundle->value)
->whereRaw(<<<'SQL'
NOT EXISTS (
SELECT 1
FROM bundle_components AS availability_components
INNER JOIN catalog_items AS availability_items
ON availability_items.id = availability_components.component_catalog_item_id
LEFT JOIN variantes AS availability_variants
ON availability_variants.id = availability_components.component_variant_id
INNER JOIN inventories AS availability_inventories
ON availability_inventories.id = COALESCE(
availability_variants.inventory_id,
availability_items.inventory_id
)
WHERE availability_components.bundle_catalog_item_id = catalog_items.id
AND availability_items.inventory_policy = ?
GROUP BY availability_inventories.id,
availability_inventories.real_stock,
availability_inventories.reserved_stock
HAVING availability_inventories.real_stock
- availability_inventories.reserved_stock
< SUM(availability_components.quantity)
)
SQL, [InventoryPolicy::Tracked->value]);
}
}