Fix extended model resolving

packages/core/src/Base/Traits/HasModelExtending.php

@@ -3,25 +3,71 @@
 namespace Lunar\Base\Traits;
 
 use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\Relation;
 use Illuminate\Support\Arr;
+use Illuminate\Support\Str;
+use Lunar\Base\BaseModel;
 use Lunar\Facades\ModelManifest;
 
 trait HasModelExtending
 {
     public function newModelQuery(): Builder
     {
-        $realClass = static::modelClass();
+        $concreteClass = static::modelClass();
+        $parentClass = get_parent_class($concreteClass);
 
         // If they are both the same class i.e. they haven't changed
         // then just call the parent method.
-        if ($this instanceof $realClass) {
+        if ($parentClass == BaseModel::class || $this instanceof $concreteClass) {
             return parent::newModelQuery();
         }
 
         return $this->newEloquentBuilder(
             $this->newBaseQueryBuilder()
-        )->setModel(new $realClass($this->toArray()));
+        )->setModel(
+            static::withoutEvents(
+                fn () => $this->replicateInto($concreteClass)
+            )
+        );
+    }
+
+    public function replicateInto($newClass)
+    {
+        $defaults = array_values(array_filter([
+            $this->getKeyName(),
+            $this->getCreatedAtColumn(),
+            $this->getUpdatedAtColumn(),
+            ...$this->uniqueIds(),
+            'laravel_through_key',
+        ]));
+
+        $attributes = Arr::except(
+            $this->getAttributes(), $defaults
+        );
+
+        return tap(new $newClass, function ($instance) use ($attributes): Model {
+            $instance->setRawAttributes($attributes);
+
+            $instance->setRelations($this->relations);
+
+            return $instance;
+        });
+    }
+
+    public function getForeignKey(): string
+    {
+        $parentClass = get_parent_class($this);
+
+        return $parentClass == BaseModel::class ? parent::getForeignKey() : Str::snake(class_basename($parentClass)).'_'.$this->getKeyName();
+
+    }
+
+    public function getTable()
+    {
+        $parentClass = get_parent_class($this);
+
+        return $parentClass == BaseModel::class ? parent::getTable() : (new $parentClass)->table;
     }
 
     public static function __callStatic($method, $parameters)
@@ -50,10 +96,11 @@ public static function modelClass(): string
     /**
      * Returns the model alias registered in the model relation morph map.
      */
-    public static function morphName():string{
+    public static function morphName(): string
+    {
         return (new (static::modelClass()))->getMorphClass();
     }
-    
+
     public function getMorphClass(): string
     {
         $morphMap = Relation::morphMap();

tests/core/Stubs/Models/CustomOrder.php

@@ -0,0 +1,5 @@
+<?php
+
+namespace Lunar\Tests\Core\Stubs\Models;
+
+class CustomOrder extends \Lunar\Models\Order {}

tests/core/Stubs/Models/Order.php

@@ -0,0 +1,5 @@
+<?php
+
+namespace Lunar\Tests\Core\Stubs\Models;
+
+class Order extends \Lunar\Models\Order {}

tests/core/Unit/Actions/Carts/CreateOrderTest.php

@@ -21,6 +21,8 @@
 use Lunar\Models\TaxClass;
 use Lunar\Models\TaxRateAmount;
 
+use function Pest\Laravel\{assertDatabaseHas};
+
 uses(\Illuminate\Foundation\Testing\RefreshDatabase::class);
 
 it('cant create order if already has complete and multiple disabled', function () {
@@ -107,6 +109,10 @@ function can_update_draft_order()
 }
 
 test('can create order', function () {
+    \Lunar\Facades\ModelManifest::replace(
+        \Lunar\Models\Contracts\Order::class,
+        \Lunar\Tests\Core\Stubs\Models\CustomOrder::class
+    );
     CustomerGroup::factory()->create([
         'default' => true,
     ]);
@@ -223,8 +229,8 @@ function can_update_draft_order()
         ->and($order->shippingAddress)->toBeInstanceOf(OrderAddress::class)
         ->and($order->billingAddress)->toBeInstanceOf(OrderAddress::class);
 
-    $this->assertDatabaseHas((new Order)->getTable(), $datacheck);
-    $this->assertDatabaseHas((new OrderLine)->getTable(), [
+    assertDatabaseHas((new Order)->getTable(), $datacheck);
+    assertDatabaseHas((new OrderLine)->getTable(), [
         'identifier' => $shippingOption->getIdentifier(),
     ]);
 

tests/core/Unit/Base/Traits/HasModelExtendingTest.php

@@ -38,6 +38,13 @@ function () {
     expect($sizeOption->sizes)->toHaveCount(1);
 });
 
+test('extended model returns correct table name', function () {
+    expect((new \Lunar\Tests\Core\Stubs\Models\CustomOrder)->getTable())
+        ->toBe(
+            (new \Lunar\Models\Order)->getTable()
+        );
+});
+
 test('can forward static method calls to extended model', function () {
     /** @see \Lunar\Tests\Core\Stubs\Models\ProductOption::getSizesStatic() */
     $newStaticMethod = ProductOption::getSizesStatic();