001_object.php

<?php

class Object
{

    public static function property($object, $property)
    {
        if (! property_exists($object, $property)) {
            return null;
        }

        return $object->{$property};
    }
}

001_sync.php

<?php

public function synchronize()
{
    $products = $this->product->all();

    foreach ($products as $product) {

        $item = [
            'key'           => $product->Key,
            'serial_number' => $product->No,
            'description'   => $product->Description,
            'stock'         => $product->Inventory
        ];

        $item['sales_unit_of_measure'] = Object::property($product, 'Sales_Unit_of_Measure');
        $item['category_code']         = Object::property($product, 'Item_Category_Code');

        DB::table('products')->insert($item);
    }

    return true;
}
 

002_object.php

<?php

class Object
{

    
    protected $object;


    public function __construct($object)
    {
        $this->object = $object;
    }

    public function property($property)
    {
        if (! property_exists($this->object, $property)) {
            return null;
        }

        return $this->object->{$property};
    }

}

002_sync.php

<?php

public function synchronize()
{
    $products = $this->product->all();

    foreach ($products as $product) {
        $object = new Object($product);

        $item = [
            'key'                   => $product->Key,
            'serial_number'         => $product->No,
            'description'           => $product->Description,
            'stock'                 => $product->Inventory,
            
            'sales_unit_of_measure' => $object->property('Sales_Unit_of_Measure'),
            'category_code'         => $object->property('Item_Category_Code'),
        ];

        DB::table('products')->insert($item);
    }

    return true;
}
 

003_object.php

<?php

class Object
{

    
    protected $object;


    public function __construct($object)
    {
        $this->object = $object;
    }

    // built-in php magic method
    // this is called when you're accessing a property that does not exist
    public function __get($property)
    {
        if (! property_exists($this->object, $property)) {
            return null;
        }

        return $this->object->{$property};
    }

}

003_sync.php

<?php

public function synchronize()
{
    $products = $this->product->all();

    foreach ($products as $product) {
        $object = new Object($product);

        $item = [
            'key'                   => $object->Key,
            'serial_number'         => $object->No,
            'description'           => $object->Description,
            'stock'                 => $object->Inventory,
            'sales_unit_of_measure' => $object->Sales_Unit_of_Measure,
            'category_code'         => $object->Item_Category_Code,
        ];

        DB::table('products')->insert($item);
    }

    return true;
}