adapt Thirdparty form and templates

src/Bundle/ChillThirdPartyBundle/Entity/ThirdParty.php

@@ -96,18 +96,16 @@ class ThirdParty
 
     /**
      * Contact Persons: One Institutional ThirdParty has Many Contact Persons
-     * @var ThirdParty
      * @ORM\OneToMany(targetEntity="Chill\ThirdPartyBundle\Entity\ThirdParty", mappedBy="parent")
      */
-    private $children;
+    private Collection $children;
 
     /**
      * Institutional ThirdParty: Many Contact Persons have One Institutional ThirdParty
-     * @var ThirdParty
      * @ORM\ManyToOne(targetEntity="Chill\ThirdPartyBundle\Entity\ThirdParty", inversedBy="children")
      * @ORM\JoinColumn(name="parent_id", referencedColumnName="id")
      */
-    private $parent;
+    private ?ThirdParty $parent;
 
     /**
      * @var ThirdPartyCivility
@@ -169,16 +167,14 @@ class ThirdParty
     private $centers;
 
     /**
-     * @var \DateTimeImmutable
-     * @ORM\Column(name="created_at", type="datetime", nullable=false)
+     * @ORM\Column(name="created_at", type="datetime_immutable", nullable=false)
      */
-    private $createdAt;
+    private \DateTimeImmutable $createdAt;
 
     /**
-     * @var \DateTime
      * @ORM\Column(name="updated_at", type="datetime", nullable=true)
      */
-    private $updatedAt;
+    private ?\DateTime $updatedAt;
 
     /**
      * @var User
@@ -497,6 +493,11 @@ class ThirdParty
         return $this;
     }
 
+    public function isLeaf(): bool
+    {
+        return $this->children->count() !== 0;
+    }
+
     /**
      * @return Collection
      */
@@ -526,18 +527,18 @@ class ThirdParty
     }
 
     /**
-     * @return ThirdParty
+     * @return ThirdParty|null
      */
-    public function getParent(): ThirdParty
+    public function getParent(): ?ThirdParty
     {
         return $this->parent;
     }
 
     /**
-     * @param ThirdParty $parent
+     * @param ThirdParty|null $parent
      * @return $this
      */
-    public function setParent(ThirdParty $parent): ThirdParty
+    public function setParent(?ThirdParty $parent): ThirdParty
     {
         $this->parent = $parent;
         return $this;
@@ -598,9 +599,9 @@ class ThirdParty
     }
 
     /**
-     * @return \DateTime
+     * @return \DateTime|null
      */
-    public function getUpdatedAt(): \DateTime
+    public function getUpdatedAt(): ?\DateTime
     {
         return $this->updatedAt;
     }
@@ -616,9 +617,9 @@ class ThirdParty
     }
 
     /**
-     * @return User
+     * @return User|null
      */
-    public function getUpdatedBy(): User
+    public function getUpdatedBy(): ?User
     {
         return $this->updatedBy;
     }