refactor(catalog): extract visible items query

2026-08-25 09:02:54 -03:00
parent e27f7bb166
commit d9635d47ba
4 changed files with 88 additions and 59 deletions
--- a/app/Domains/Catalog/Services/VisibleCatalogItemsQuery.php
+++ b/app/Domains/Catalog/Services/VisibleCatalogItemsQuery.php
@@ -0,0 +1,81 @@
+<?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]);
+    }
+}