this makes possible adding extra attributes to models

app/Imports/Banking/Transactions.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Banking;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Banking\Transaction as Request;
 use App\Models\Banking\Transaction as Model;
 
@@ -10,7 +11,11 @@ class Transactions extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Banking/Transfers.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Banking;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Models\Banking\Transaction;
 use App\Models\Banking\Transfer as Model;
 use App\Models\Setting\Category;
@@ -15,7 +16,11 @@ class Transfers extends Import
 
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array
@@ -49,19 +54,19 @@ class Transfers extends Import
     private function getExpenseTransactionId($row)
     {
         $expense_transaction = Transaction::create([
-           'company_id'     => session('company_id'),
-           'type'           => 'expense',
-           'account_id'     => $row['from_account_id'],
-           'paid_at'        => $row['transferred_at'],
-           'currency_code'  => $row['from_currency_code'],
-           'currency_rate'  => $row['from_currency_rate'],
-           'amount'         => $row['amount'],
-           'contact_id'     => 0,
-           'description'    => $row['description'],
-           'category_id'    => Category::transfer(), // Transfer Category ID
-           'payment_method' => $row['payment_method'],
-           'reference'      => $row['reference'],
-       ]);
+            'company_id' => session('company_id'),
+            'type' => 'expense',
+            'account_id' => $row['from_account_id'],
+            'paid_at' => $row['transferred_at'],
+            'currency_code' => $row['from_currency_code'],
+            'currency_rate' => $row['from_currency_rate'],
+            'amount' => $row['amount'],
+            'contact_id' => 0,
+            'description' => $row['description'],
+            'category_id' => Category::transfer(), // Transfer Category ID
+            'payment_method' => $row['payment_method'],
+            'reference' => $row['reference'],
+        ]);
 
         return $expense_transaction->id;
     }
@@ -81,19 +86,19 @@ class Transfers extends Import
         }
 
         $income_transaction = Transaction::create([
-          'company_id' => session('company_id'),
-          'type' => 'income',
-          'account_id' => $row['to_account_id'],
-          'paid_at' => $row['transferred_at'],
-          'currency_code' => $row['to_currency_code'],
-          'currency_rate' => $row['to_currency_rate'],
-          'amount' => $amount,
-          'contact_id' => 0,
-          'description' => $row['description'],
-          'category_id' => Category::transfer(), // Transfer Category ID
-          'payment_method' => $row['payment_method'],
-          'reference' => $row['reference'],
-      ]);
+            'company_id' => session('company_id'),
+            'type' => 'income',
+            'account_id' => $row['to_account_id'],
+            'paid_at' => $row['transferred_at'],
+            'currency_code' => $row['to_currency_code'],
+            'currency_rate' => $row['to_currency_rate'],
+            'amount' => $amount,
+            'contact_id' => 0,
+            'description' => $row['description'],
+            'category_id' => Category::transfer(), // Transfer Category ID
+            'payment_method' => $row['payment_method'],
+            'reference' => $row['reference'],
+        ]);
 
         return $income_transaction->id;
     }

app/Imports/Common/Sheets/Items.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Common\Sheets;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Common\Item as Request;
 use App\Models\Common\Item as Model;
 
@@ -10,7 +11,11 @@ class Items extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Purchases/Payments.php

@@ -3,14 +3,19 @@
 namespace App\Imports\Purchases;
 
 use App\Abstracts\Import;
-use App\Models\Banking\Transaction as Model;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Banking\Transaction as Request;
+use App\Models\Banking\Transaction as Model;
 
 class Payments extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Purchases/Sheets/BillItems.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Purchases\Sheets;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Document\DocumentItem as Request;
 use App\Models\Document\Document;
 use App\Models\Document\DocumentItem as Model;
@@ -11,7 +12,11 @@ class BillItems extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Purchases/Sheets/Bills.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Purchases\Sheets;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Document\Document as Request;
 use App\Models\Document\Document as Model;
 use Illuminate\Support\Str;
@@ -11,7 +12,11 @@ class Bills extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Purchases/Vendors.php

@@ -3,14 +3,19 @@
 namespace App\Imports\Purchases;
 
 use App\Abstracts\Import;
-use App\Models\Common\Contact as Model;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Common\Contact as Request;
+use App\Models\Common\Contact as Model;
 
 class Vendors extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Sales/Customers.php

@@ -3,14 +3,19 @@
 namespace App\Imports\Sales;
 
 use App\Abstracts\Import;
-use App\Models\Common\Contact as Model;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Common\Contact as Request;
+use App\Models\Common\Contact as Model;
 
 class Customers extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Sales/Revenues.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Sales;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Banking\Transaction as Request;
 use App\Models\Banking\Transaction as Model;
 
@@ -10,7 +11,11 @@ class Revenues extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Sales/Sheets/InvoiceItems.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Sales\Sheets;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Document\DocumentItem as Request;
 use App\Models\Document\Document;
 use App\Models\Document\DocumentItem as Model;
@@ -11,7 +12,11 @@ class InvoiceItems extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Sales/Sheets/Invoices.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Sales\Sheets;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Document\Document as Request;
 use App\Models\Document\Document as Model;
 use Illuminate\Support\Str;
@@ -11,7 +12,11 @@ class Invoices extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function map($row): array

app/Imports/Settings/Categories.php

@@ -3,6 +3,7 @@
 namespace App\Imports\Settings;
 
 use App\Abstracts\Import;
+use App\Events\Common\ModelCreated;
 use App\Http\Requests\Setting\Category as Request;
 use App\Models\Setting\Category as Model;
 
@@ -10,7 +11,11 @@ class Categories extends Import
 {
     public function model(array $row)
     {
-        return new Model($row);
+        $model = new Model($row);
+
+        event(new ModelCreated($model, $row));
+
+        return $model;
     }
 
     public function rules(): array