Refactor Validators.

app/Models/Validation/Validators/CompanyValidatorByName.php

@@ -2,22 +2,13 @@
 
 namespace App\Models\Validation\Validators;
 
-use App\Models\Validation\Validators\Validator;
+use App\Models\Validation\Validators\NextValidatorByName;
 use App\Models\Company;
 
-class CompanyValidatorByName extends Validator {
-    private string $name;
-    protected Validator $nextValidator;
-
-    public function __construct(string $name, Validator $nextValidator)
-    {
-        $this->name = $name;
-        $this->nextValidator = $nextValidator;
-    }
-
+class CompanyValidatorByName extends NextValidatorByName {
     public function isCurrentValid(): bool
     {
-        $count = Company::where('name', $this->name)->count();
+        $count = Company::where('name', $this->getName())->count();
 
         return $count != 0;
     }

app/Models/Validation/Validators/EmptyNameValidator.php

@@ -2,9 +2,9 @@
 
 namespace App\Models\Validation\Validators;
 
-use App\Models\Validation\Validators\Validator;
+use App\Models\Validation\Validators\NextValidator;
 
-class EmptyNameValidator extends Validator {
+class EmptyNameValidator extends NextValidator {
     private string $name;
     protected Validator $nextValidator;
 

app/Models/Validation/Validators/ItemValidatorByName.php

@@ -2,22 +2,13 @@
 
 namespace App\Models\Validation\Validators;
 
-use App\Models\Validation\Validators\Validator;
+use App\Models\Validation\Validators\NextValidatorByName;
 use App\Models\Item;
 
-class ItemValidatorByName extends Validator {
-    private string $name;
-    protected Validator $nextValidator;
-
-    public function __construct(string $name, Validator $nextValidator)
-    {
-        $this->name = $name;
-        $this->nextValidator = $nextValidator;
-    }
-
+class ItemValidatorByName extends NextValidatorByName {
     public function isCurrentValid(): bool
     {
-        $count = Item::where('name', $this->name)->count();
+        $count = Item::where('name', $this->getName())->count();
 
         return $count != 0;
     }

app/Models/Validation/Validators/NextValidator.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Models\Validation\Validators;
+use App\Models\Validation\Validators\Validator;
+
+abstract class NextValidator extends Validator {
+    protected Validator $nextValidator;
+
+    public function setNextValidator(Validator $validator): void
+    {
+        $this->nextValidator = $validator;
+    }
+
+    public function getNextValidator(): Validator
+    {
+        return $this->nextValidator;
+    }
+
+    abstract public function isCurrentValid(): bool;
+
+    public function isValid(): bool
+    {
+        return $this->isCurrentValid() && $this->getNextValidator()->isValid();
+    }
+}
+

app/Models/Validation/Validators/NextValidatorByName.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace App\Models\Validation\Validators;
+
+use App\Models\Validation\Validators\NextValidator;
+
+abstract class NextValidatorByName extends NextValidator {
+    private string $name;
+
+    public function __construct(string $name, Validator $nextValidator)
+    {
+        $this->setName($name);
+        $this->setNextValidator($nextValidator);
+    }
+
+    public function setName(string $name): void
+    {
+        $this->name = $name;
+    }
+
+    public function getName(): string
+    {
+        return $this->name;
+    }
+
+    abstract public function isCurrentValid(): bool;
+}
+

app/Models/Validation/Validators/OkValidator.php

@@ -2,9 +2,9 @@
 
 namespace App\Models\Validation\Validators;
 
-use App\Models\Validation\Validators\Validator;
+use App\Models\Validation\Validators\NextValidator;
 
-class OkValidator extends Validator {
+class OkValidator extends NextValidator {
     public function isCurrentValid(): bool
     {
         return true;

app/Models/Validation/Validators/UpperRangeValidator.php

@@ -2,9 +2,9 @@
 
 namespace App\Models\Validation\Validators;
 
-use App\Models\Validation\Validators\Validator;
+use App\Models\Validation\Validators\NextValidator;
 
-class UpperRangeValidator extends Validator {
+class UpperRangeValidator extends NextValidator {
     private int $value;
     private int $rangeLimit;
     protected Validator $nextValidator;

app/Models/Validation/Validators/Validator.php

@@ -3,11 +3,6 @@
 namespace App\Models\Validation\Validators;
 
 abstract class Validator {
-    abstract public function isCurrentValid(): bool;
-
-    public function isValid(): bool
-    {
-        return $this->isCurrentValid() && $this->nextValidator->isValid();
-    }
+    abstract public function isValid(): bool;
 }