add OrgNameValidator to validate organization name

app/Domain/Common/Exceptions/BusinessException.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Domain\Common\Exceptions;
+
+use RuntimeException;
+
+class BusinessException extends RuntimeException
+{
+
+}

app/Domain/Common/Validators/Validator.php

@@ -0,0 +1,8 @@
+<?php
+
+namespace App\Domain\Common\Validators;
+
+class Validator
+{
+
+}

app/Domain/OrgMng/Org/OrgBuilder.php

@@ -3,14 +3,18 @@
 namespace App\Domain\OrgMng\Org;
 
 use App\Domain\OrgMng\Org\DTO\OrgDomainDTO;
+use App\Domain\OrgMng\Org\Validator\OrgNameValidator;
 
 class OrgBuilder
 {
     private OrgDomainDTO $orgDomainDTO;
+    private OrgNameValidator $orgNameValidator;
 
-    public function orgDomainDTO(OrgDomainDTO $orgDomainDTO): self
+    public function orgDomainDTO(OrgDomainDTO     $orgDomainDTO,
+                                 OrgNameValidator $orgNameValidator): self
     {
         $this->orgDomainDTO = $orgDomainDTO;
+        $this->orgNameValidator = $orgNameValidator;
         return $this;
     }
 
@@ -22,6 +26,7 @@ public function build(): Org
 
     private function validate(): void
     {
-
+        $dto = $this->orgDomainDTO;
+        $this->orgNameValidator->verify($dto->getTenantId(), $dto->getSuperiorId(), $dto->getName());
     }
 }

app/Domain/OrgMng/Org/Validator/OrgNameValidator.php

@@ -0,0 +1,26 @@
+add<?php
+
+namespace App\Domain\OrgMng\Org\Validator;
+
+use App\Domain\Common\Exceptions\BusinessException;
+
+class OrgNameValidator
+{
+    public function verify(int $tenantId, int $superiorId, string $name)
+    {
+        $this->nameShouldNotEmpty($name);
+        $this->nameShouldNotDuplicatedInSameSuperior($tenantId, $superiorId, $name);
+    }
+
+    private function nameShouldNotEmpty(string $name)
+    {
+        if (empty($name)) {
+            throw new BusinessException("组织名不能为空");
+        }
+    }
+
+    private function nameShouldNotDuplicatedInSameSuperior(int $tenantId, int $superiorId, string $name)
+    {
+
+    }
+}