Test for Number generation:

app/DataMapper/ClientSettings.php

@@ -62,12 +62,13 @@ class ClientSettings extends BaseSettings
 
 	public $client_number_prefix;
 	public $client_number_pattern;
-
+	
 	public $credit_number_prefix;
 	public $credit_number_pattern;
 	public $credit_number_counter;
 
 	public $shared_invoice_quote_counter;
+	public $counter_padding;
 
 	/**
 	 * Settings which which are unique to client settings

app/DataMapper/CompanySettings.php

@@ -87,6 +87,7 @@ class CompanySettings extends BaseSettings
 
 	public $client_number_prefix;
 	public $client_number_pattern;
+	public $client_number_counter;
 
 	public $credit_number_prefix;
 	public $credit_number_pattern;
@@ -98,6 +99,7 @@ class CompanySettings extends BaseSettings
 	public $recurring_number_prefix;
 	public $reset_counter_frequency_id;
 	public $reset_counter_date;
+	public $counter_padding;
 
 	/**
 	 * Cast object values and return entire class
@@ -143,6 +145,8 @@ class CompanySettings extends BaseSettings
 			'invoice_number_counter' => 1,
 			'quote_number_counter' => 1,
 			'credit_number_counter' => 1,
+			'client_number_counter' => 1,
+			'counter_padding' => 0,
 
 			'translations' => (object) [],
 		];

app/Models/Client.php

@@ -9,6 +9,7 @@ use App\Models\Company;
 use App\Models\Country;
 use App\Models\Filterable;
 use App\Models\Timezone;
+use App\Utils\Traits\GeneratesNumberCounter;
 use App\Utils\Traits\MakesHash;
 use Hashids\Hashids;
 use Illuminate\Database\Eloquent\SoftDeletes;
@@ -20,6 +21,7 @@ class Client extends BaseModel
     use MakesHash;
     use SoftDeletes;
     use Filterable;
+    use GeneratesNumberCounter;
     
     protected $presenter = 'App\Models\Presenters\ClientPresenter';
 

app/Models/Credit.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Credit extends BaseModel
+{
+    //
+}

app/Utils/Traits/GeneratesNumberCounter.php

@@ -2,6 +2,11 @@
 
 namespace App\Utils\Traits;
 
+use App\Models\Client;
+use App\Models\Credit;
+use App\Models\Invoice;
+use App\Models\Quote;
+
 /**
  * Class GeneratesNumberCounter
  * @package App\Utils\Traits
@@ -12,6 +17,8 @@ trait GeneratesNumberCounter
 	public function getNextNumber($entity)
 	{
 
+		$counter = $this->getCounter($entity);
+
 	}
 
 	public function hasSharedCounter() : bool
@@ -21,16 +28,24 @@ trait GeneratesNumberCounter
 
 	}
 
-	public function incrementCounter($entity)
+	private function incrementCounter($entity)
 	{
 
 	}
 
-	public function entity_name($entity)
+	private function entity_name($entity)
 	{
 
 		return strtolower(class_basename($entity));
 	
 	}
 
+	public function getCounter($entity) : int
+	{
+		$counter = $this->entity_name($entity) . '_number_counter';
+
+		return $this->getSettingsByKey( $counter )->{$counter};
+
+	}
+
 }

tests/Unit/GenerateNumberTest.php

@@ -0,0 +1,101 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\DataMapper\DefaultSettings;
+use App\Models\Client;
+use App\Utils\Traits\GeneratesNumberCounter;
+use App\Utils\Traits\MakesHash;
+use Illuminate\Support\Facades\Session;
+use Tests\TestCase;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+
+/**
+ * @test
+ * @covers  App\Utils\Traits\GeneratesNumberCounter
+ */
+class GenerateNumberTest extends TestCase
+{
+
+    use GeneratesNumberCounter;
+    use MakesHash;
+    use DatabaseTransactions;
+
+    public function setUp() :void
+    {
+        parent::setUp();
+
+        Session::start();
+
+        $this->faker = \Faker\Factory::create();
+
+        Model::reguard();
+    }    
+
+
+    public function testEntityName()
+    {
+
+        $this->assertEquals($this->entity_name(Client::class), 'client');
+
+    }
+
+    public function testCounterVariables()
+    {
+        $account = factory(\App\Models\Account::class)->create();
+        $company = factory(\App\Models\Company::class)->create([
+            'account_id' => $account->id,
+        ]);
+
+        $account->default_company_id = $company->id;
+        $account->save();
+
+        $user = factory(\App\Models\User::class)->create([
+        //    'account_id' => $account->id,
+            'confirmation_code' => $this->createDbHash(config('database.default'))
+        ]);
+
+
+        $userPermissions = collect([
+                                    'view_invoice',
+                                    'view_client',
+                                    'edit_client',
+                                    'edit_invoice',
+                                    'create_invoice',
+                                    'create_client'
+                                ]);
+
+        $userSettings = DefaultSettings::userSettings();
+
+        $user->companies()->attach($company->id, [
+            'account_id' => $account->id,
+            'is_owner' => 1,
+            'is_admin' => 1,
+            'permissions' => $userPermissions->toJson(),
+            'settings' => json_encode($userSettings),
+            'is_locked' => 0,
+        ]);
+
+        factory(\App\Models\Client::class)->create(['user_id' => $user->id, 'company_id' => $company->id])->each(function ($c) use ($user, $company){
+
+            factory(\App\Models\ClientContact::class,1)->create([
+                'user_id' => $user->id,
+                'client_id' => $c->id,
+                'company_id' => $company->id,
+                'is_primary' => 1
+            ]);
+
+            factory(\App\Models\ClientContact::class,2)->create([
+                'user_id' => $user->id,
+                'client_id' => $c->id,
+                'company_id' => $company->id
+            ]);
+
+        });
+
+        $client = Client::whereUserId($user->id)->whereCompanyId($company->id)->first();
+
+        $this->assertEquals($client->getCounter(Client::class), 1);
+    }
+}