Feature: Product add-ons, ticket creation redesign, and ticket selection redesign

backend/app/DomainObjects/Generated/AccountDeletionRequestDomainObjectAbstract.php

@@ -13,7 +13,6 @@ abstract class AccountDeletionRequestDomainObjectAbstract extends \HiEvents\Doma
     final public const ID = 'id';
     final public const ACCOUNT_ID = 'account_id';
     final public const REQUESTED_BY_USER_ID = 'requested_by_user_id';
-    final public const CANCELLED_BY_USER_ID = 'cancelled_by_user_id';
     final public const INITIATED_BY = 'initiated_by';
     final public const REASON = 'reason';
     final public const STATUS = 'status';
@@ -22,6 +21,7 @@ abstract class AccountDeletionRequestDomainObjectAbstract extends \HiEvents\Doma
     final public const SCHEDULED_DELETION_AT = 'scheduled_deletion_at';
     final public const REMINDER_SENT_AT = 'reminder_sent_at';
     final public const CANCELLED_AT = 'cancelled_at';
+    final public const CANCELLED_BY_USER_ID = 'cancelled_by_user_id';
     final public const COMPLETED_AT = 'completed_at';
     final public const DELETION_MANIFEST = 'deletion_manifest';
     final public const CREATED_AT = 'created_at';
@@ -30,7 +30,6 @@ abstract class AccountDeletionRequestDomainObjectAbstract extends \HiEvents\Doma
     protected int $id;
     protected int $account_id;
     protected int $requested_by_user_id;
-    protected ?int $cancelled_by_user_id = null;
     protected string $initiated_by;
     protected ?string $reason = null;
     protected string $status = 'REQUESTED';
@@ -39,6 +38,7 @@ abstract class AccountDeletionRequestDomainObjectAbstract extends \HiEvents\Doma
     protected string $scheduled_deletion_at;
     protected ?string $reminder_sent_at = null;
     protected ?string $cancelled_at = null;
+    protected ?int $cancelled_by_user_id = null;
     protected ?string $completed_at = null;
     protected array|string|null $deletion_manifest = null;
     protected ?string $created_at = null;
@@ -50,7 +50,6 @@ public function toArray(): array
                     'id' => $this->id ?? null,
                     'account_id' => $this->account_id ?? null,
                     'requested_by_user_id' => $this->requested_by_user_id ?? null,
-                    'cancelled_by_user_id' => $this->cancelled_by_user_id ?? null,
                     'initiated_by' => $this->initiated_by ?? null,
                     'reason' => $this->reason ?? null,
                     'status' => $this->status ?? null,
@@ -59,6 +58,7 @@ public function toArray(): array
                     'scheduled_deletion_at' => $this->scheduled_deletion_at ?? null,
                     'reminder_sent_at' => $this->reminder_sent_at ?? null,
                     'cancelled_at' => $this->cancelled_at ?? null,
+                    'cancelled_by_user_id' => $this->cancelled_by_user_id ?? null,
                     'completed_at' => $this->completed_at ?? null,
                     'deletion_manifest' => $this->deletion_manifest ?? null,
                     'created_at' => $this->created_at ?? null,
@@ -99,17 +99,6 @@ public function getRequestedByUserId(): int
         return $this->requested_by_user_id;
     }
 
-    public function setCancelledByUserId(?int $cancelled_by_user_id): self
-    {
-        $this->cancelled_by_user_id = $cancelled_by_user_id;
-        return $this;
-    }
-
-    public function getCancelledByUserId(): ?int
-    {
-        return $this->cancelled_by_user_id;
-    }
-
     public function setInitiatedBy(string $initiated_by): self
     {
         $this->initiated_by = $initiated_by;
@@ -198,6 +187,17 @@ public function getCancelledAt(): ?string
         return $this->cancelled_at;
     }
 
+    public function setCancelledByUserId(?int $cancelled_by_user_id): self
+    {
+        $this->cancelled_by_user_id = $cancelled_by_user_id;
+        return $this;
+    }
+
+    public function getCancelledByUserId(): ?int
+    {
+        return $this->cancelled_by_user_id;
+    }
+
     public function setCompletedAt(?string $completed_at): self
     {
         $this->completed_at = $completed_at;

backend/app/DomainObjects/Generated/ProductAddonDomainObjectAbstract.php

@@ -0,0 +1,104 @@
+<?php
+
+namespace HiEvents\DomainObjects\Generated;
+
+/**
+ * THIS FILE IS AUTOGENERATED - DO NOT EDIT IT DIRECTLY.
+ * @package HiEvents\DomainObjects\Generated
+ */
+abstract class ProductAddonDomainObjectAbstract extends \HiEvents\DomainObjects\AbstractDomainObject
+{
+    final public const SINGULAR_NAME = 'product_addon';
+    final public const PLURAL_NAME = 'product_addons';
+    final public const ID = 'id';
+    final public const PRODUCT_ID = 'product_id';
+    final public const ADDON_PRODUCT_ID = 'addon_product_id';
+    final public const ORDER = 'order';
+    final public const CREATED_AT = 'created_at';
+    final public const UPDATED_AT = 'updated_at';
+
+    protected int $id;
+    protected int $product_id;
+    protected int $addon_product_id;
+    protected int $order = 0;
+    protected ?string $created_at = null;
+    protected ?string $updated_at = null;
+
+    public function toArray(): array
+    {
+        return [
+                    'id' => $this->id ?? null,
+                    'product_id' => $this->product_id ?? null,
+                    'addon_product_id' => $this->addon_product_id ?? null,
+                    'order' => $this->order ?? null,
+                    'created_at' => $this->created_at ?? null,
+                    'updated_at' => $this->updated_at ?? null,
+                ];
+    }
+
+    public function setId(int $id): self
+    {
+        $this->id = $id;
+        return $this;
+    }
+
+    public function getId(): int
+    {
+        return $this->id;
+    }
+
+    public function setProductId(int $product_id): self
+    {
+        $this->product_id = $product_id;
+        return $this;
+    }
+
+    public function getProductId(): int
+    {
+        return $this->product_id;
+    }
+
+    public function setAddonProductId(int $addon_product_id): self
+    {
+        $this->addon_product_id = $addon_product_id;
+        return $this;
+    }
+
+    public function getAddonProductId(): int
+    {
+        return $this->addon_product_id;
+    }
+
+    public function setOrder(int $order): self
+    {
+        $this->order = $order;
+        return $this;
+    }
+
+    public function getOrder(): int
+    {
+        return $this->order;
+    }
+
+    public function setCreatedAt(?string $created_at): self
+    {
+        $this->created_at = $created_at;
+        return $this;
+    }
+
+    public function getCreatedAt(): ?string
+    {
+        return $this->created_at;
+    }
+
+    public function setUpdatedAt(?string $updated_at): self
+    {
+        $this->updated_at = $updated_at;
+        return $this;
+    }
+
+    public function getUpdatedAt(): ?string
+    {
+        return $this->updated_at;
+    }
+}

backend/app/DomainObjects/Generated/ProductDomainObjectAbstract.php

@@ -37,6 +37,7 @@ abstract class ProductDomainObjectAbstract extends \HiEvents\DomainObjects\Abstr
     final public const IS_HIGHLIGHTED = 'is_highlighted';
     final public const HIGHLIGHT_MESSAGE = 'highlight_message';
     final public const WAITLIST_ENABLED = 'waitlist_enabled';
+    final public const IS_ADDON_ONLY = 'is_addon_only';
 
     protected int $id;
     protected int $event_id;
@@ -65,6 +66,7 @@ abstract class ProductDomainObjectAbstract extends \HiEvents\DomainObjects\Abstr
     protected bool $is_highlighted = false;
     protected ?string $highlight_message = null;
     protected ?bool $waitlist_enabled = null;
+    protected bool $is_addon_only = false;
 
     public function toArray(): array
     {
@@ -96,6 +98,7 @@ public function toArray(): array
                     'is_highlighted' => $this->is_highlighted ?? null,
                     'highlight_message' => $this->highlight_message ?? null,
                     'waitlist_enabled' => $this->waitlist_enabled ?? null,
+                    'is_addon_only' => $this->is_addon_only ?? null,
                 ];
     }
 
@@ -395,4 +398,15 @@ public function getWaitlistEnabled(): ?bool
     {
         return $this->waitlist_enabled;
     }
+
+    public function setIsAddonOnly(bool $is_addon_only): self
+    {
+        $this->is_addon_only = $is_addon_only;
+        return $this;
+    }
+
+    public function getIsAddonOnly(): bool
+    {
+        return $this->is_addon_only;
+    }
 }

backend/app/DomainObjects/ProductAddonDomainObject.php

@@ -0,0 +1,7 @@
+<?php
+
+namespace HiEvents\DomainObjects;
+
+class ProductAddonDomainObject extends Generated\ProductAddonDomainObjectAbstract
+{
+}

backend/app/DomainObjects/ProductDomainObject.php

@@ -16,6 +16,8 @@ class ProductDomainObject extends Generated\ProductDomainObjectAbstract implemen
 
     private ?Collection $prices = null;
 
+    private ?Collection $addons = null;
+
     private ?string $offSaleReason = null;
 
     private ?int $quantityAvailable = null;
@@ -79,6 +81,23 @@ public function getFees(): ?Collection
         return $this->getTaxAndFees()?->filter(fn (TaxAndFeesDomainObject $taxAndFee) => $taxAndFee->isFee());
     }
 
+    public function setAddons(Collection $addons): ProductDomainObject
+    {
+        $this->addons = $addons;
+
+        return $this;
+    }
+
+    public function getAddons(): ?Collection
+    {
+        return $this->addons;
+    }
+
+    public function getAddonProductIds(): ?array
+    {
+        return $this->addons?->map(fn (ProductDomainObject $addon) => $addon->getId())->all();
+    }
+
     public function isSoldOut(): bool
     {
         if (! $this->getProductPrices() || $this->getProductPrices()->isEmpty()) {

backend/app/Http/Actions/Products/CreateProductAction.php

@@ -12,6 +12,8 @@
 use HiEvents\Resources\Product\ProductResource;
 use HiEvents\Services\Application\Handlers\Product\CreateProductHandler;
 use HiEvents\Services\Application\Handlers\Product\DTO\UpsertProductDTO;
+use HiEvents\Services\Domain\Product\Exception\InvalidAddonProductException;
+use HiEvents\Services\Domain\Product\Exception\UnrecognizedProductIdException;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Validation\ValidationException;
 use Throwable;
@@ -43,6 +45,10 @@ public function __invoke(int $eventId, UpsertProductRequest $request): JsonRespo
             throw ValidationException::withMessages([
                 'tax_and_fee_ids' => $e->getMessage(),
             ]);
+        } catch (InvalidAddonProductException|UnrecognizedProductIdException $e) {
+            throw ValidationException::withMessages([
+                'addon_product_ids' => $e->getMessage(),
+            ]);
         }
 
         return $this->resourceResponse(

backend/app/Http/Actions/Products/EditProductAction.php

@@ -12,6 +12,8 @@
 use HiEvents\Resources\Product\ProductResource;
 use HiEvents\Services\Application\Handlers\Product\DTO\UpsertProductDTO;
 use HiEvents\Services\Application\Handlers\Product\EditProductHandler;
+use HiEvents\Services\Domain\Product\Exception\InvalidAddonProductException;
+use HiEvents\Services\Domain\Product\Exception\UnrecognizedProductIdException;
 use Illuminate\Http\JsonResponse;
 use Illuminate\Validation\ValidationException;
 use Throwable;
@@ -46,6 +48,10 @@ public function __invoke(UpsertProductRequest $request, int $eventId, int $produ
             throw ValidationException::withMessages([
                 'type' => $e->getMessage(),
             ]);
+        } catch (InvalidAddonProductException|UnrecognizedProductIdException $e) {
+            throw ValidationException::withMessages([
+                'addon_product_ids' => $e->getMessage(),
+            ]);
         }
 
         return $this->resourceResponse(ProductResource::class, $product);

backend/app/Http/Actions/Products/GetProductAction.php

@@ -6,8 +6,10 @@
 
 use HiEvents\DomainObjects\EventDomainObject;
 use HiEvents\DomainObjects\Generated\ProductDomainObjectAbstract;
+use HiEvents\DomainObjects\ProductDomainObject;
 use HiEvents\DomainObjects\ProductPriceDomainObject;
 use HiEvents\DomainObjects\TaxAndFeesDomainObject;
+use HiEvents\Repository\Eloquent\Value\Relationship;
 use HiEvents\Http\Actions\BaseAction;
 use HiEvents\Repository\Interfaces\ProductRepositoryInterface;
 use HiEvents\Resources\Product\ProductResource;
@@ -30,6 +32,7 @@ public function __invoke(int $eventId, int $productId): JsonResponse|Response
         $product = $this->productRepository
             ->loadRelation(TaxAndFeesDomainObject::class)
             ->loadRelation(ProductPriceDomainObject::class)
+            ->loadRelation(new Relationship(domainObject: ProductDomainObject::class, name: 'addons'))
             ->findFirstWhere([
                 ProductDomainObjectAbstract::EVENT_ID => $eventId,
                 ProductDomainObjectAbstract::ID => $productId,

backend/app/Http/Request/Product/UpsertProductRequest.php

@@ -40,6 +40,9 @@ public function rules(): array
             'type' => ['required', Rule::in(ProductPriceType::valuesArray())],
             'product_type' => ['required', Rule::in(ProductType::valuesArray())],
             'tax_and_fee_ids' => 'array',
+            'addon_product_ids' => 'array',
+            'addon_product_ids.*' => 'integer',
+            'is_addon_only' => 'boolean',
             'product_category_id' => ['required', 'integer'],
             'is_highlighted' => 'boolean',
             'highlight_message' => 'string|nullable|max:255',

backend/app/Models/Product.php

@@ -37,6 +37,13 @@ public function tax_and_fees(): BelongsToMany
         return $this->belongsToMany(TaxAndFee::class, 'product_taxes_and_fees');
     }
 
+    public function addons(): BelongsToMany
+    {
+        return $this->belongsToMany(self::class, 'product_addons', 'product_id', 'addon_product_id')
+            ->withPivot('order')
+            ->orderByPivot('order');
+    }
+
     public function capacity_assignments(): BelongsToMany
     {
         return $this->belongsToMany(CapacityAssignment::class, 'product_capacity_assignments');

backend/app/Repository/Eloquent/ProductRepository.php

@@ -140,6 +140,38 @@ public function addTaxesAndFeesToProduct(int $productId, array $taxIds): void
         Product::findOrFail($productId)?->tax_and_fees()->sync($taxIds);
     }
 
+    public function syncAddons(int $productId, array $addonProductIds): void
+    {
+        $syncData = [];
+        foreach (array_values($addonProductIds) as $position => $addonProductId) {
+            $syncData[$addonProductId] = ['order' => $position];
+        }
+
+        Product::findOrFail($productId)->addons()->sync($syncData);
+    }
+
+    public function detachAddonAssociations(int $productId): void
+    {
+        $this->runQuery(
+            fn () => $this->db->table('product_addons')
+                ->where('product_id', $productId)
+                ->orWhere('addon_product_id', $productId)
+                ->delete()
+        );
+    }
+
+    public function findParentProductIds(array $addonProductIds): Collection
+    {
+        return $this->runQuery(
+            fn () => collect(
+                $this->db->table('product_addons')
+                    ->whereIn('addon_product_id', $addonProductIds)
+                    ->get(['product_id', 'addon_product_id'])
+            )->groupBy('addon_product_id')
+                ->map(fn ($rows) => $rows->pluck('product_id')->all())
+        );
+    }
+
     public function addCapacityAssignmentToProducts(int $capacityAssignmentId, array $productIds): void
     {
         $productIds = array_unique($productIds);