add many2many relation between socialIssue and accompanying period + api endpoint

src/Bundle/ChillPersonBundle/Entity/AccompanyingPeriod.php

@@ -27,6 +27,7 @@ use Chill\PersonBundle\Entity\AccompanyingPeriod\ClosingMotive;
 use Chill\PersonBundle\Entity\AccompanyingPeriod\Comment;
 use Chill\PersonBundle\Entity\AccompanyingPeriod\Origin;
 use Chill\PersonBundle\Entity\AccompanyingPeriod\Resource;
+use Chill\PersonBundle\Entity\SocialWork\SocialIssue;
 use Chill\ThirdPartyBundle\Entity\ThirdParty;
 use Doctrine\Common\Collections\ArrayCollection;
 use Doctrine\Common\Collections\Collection;
@@ -215,6 +216,16 @@ class AccompanyingPeriod
      */
     private $resources;
 
+    /**
+     * @ORM\ManyToMany(
+     *     targetEntity=SocialIssue::class
+     * )
+     * @ORM\JoinTable(
+     *     name="chill_person_accompanying_period_social_issues"
+     *  )
+     */
+    private Collection $socialIssues;
+
     /**
      * AccompanyingPeriod constructor.
      *
@@ -225,6 +236,7 @@ class AccompanyingPeriod
         $this->setOpeningDate($dateOpening);
         $this->participations = new ArrayCollection();
         $this->scopes = new ArrayCollection();
+        $this->socialIssues = new ArrayCollection();
     }
 
     /**
@@ -648,6 +660,23 @@ class AccompanyingPeriod
         $this->resources->removeElement($resource);
     }
 
+    public function getSocialIssues(): Collection
+    {
+        return $this->socialIssues;
+    }
+
+    public function addSocialIssues(SocialIssue $socialIssue): self
+    {
+        $this->socialIssues[] = $socialIssue;
+
+        return $this;
+    }
+
+    public function removeSocialIssue(SocialIssue $socialissue): void
+    {
+        $this->socialIssues->removeElement($socialIssue);
+    }
+
     /**
      * Get a list of all persons which are participating to this course
      */