[TASK] allow multiple experience levels per job

Classes/Domain/Model/Job.php

@@ -65,11 +65,6 @@ class Job extends AbstractEntity {
 	 */
 	protected $department;
 
-	/**
-	 * @var ExperienceLevel
-	 */
-	protected $experienceLevel;
-
 	/**
 	 * @var bool
 	 */
@@ -118,6 +113,12 @@ class Job extends AbstractEntity {
 	 */
 	protected $relatedJobs;
 
+	/**
+	 * @TYPO3\CMS\Extbase\Annotation\ORM\Lazy
+	 * @var ObjectStorage<ExperienceLevel>
+	 */
+	protected $experienceLevel;
+
 	/**
 	 * @var string $description
 	 */
@@ -353,20 +354,6 @@ class Job extends AbstractEntity {
 		$this->department = $department;
 	}
 
-	/**
-	 * @return ExperienceLevel|NULL
-	 */
-	public function getExperienceLevel() {
-		return $this->experienceLevel;
-	}
-
-	/**
-	 * @param ExperienceLevel $experienceLevel
-	 */
-	public function setExperienceLevel(ExperienceLevel $experienceLevel) {
-		$this->experienceLevel = $experienceLevel;
-	}
-
 	/**
 	 * @return string
 	 */
@@ -580,17 +567,60 @@ class Job extends AbstractEntity {
 	/**
 	 * @return string
 	 */
-	public function getApplyExternalLink() {
+	public function getApplyExternalLink(): string {
 		return $this->applyExternalLink;
 	}
 
 	/**
 	 * @param string $applyExternalLink
 	 */
-	public function setApplyExternalLink(string $applyExternalLink) {
+	public function setApplyExternalLink(string $applyExternalLink): void {
 		$this->applyExternalLink = $applyExternalLink;
 	}
 
+	/**
+	 * @return ObjectStorage
+	 */
+	public function getExperienceLevel(): ObjectStorage {
+		if ($this->experienceLevel instanceof LazyLoadingProxy) {
+			$this->experienceLevel->_loadRealInstance();
+		}
+
+		return $this->experienceLevel;
+	}
+
+	/**
+	 * @param ObjectStorage $experienceLevel
+	 */
+	public function setExperienceLevel(ObjectStorage $experienceLevel): void {
+		$this->experienceLevel = $experienceLevel;
+	}
+
+
+	/**
+	 * @param ExperienceLevel $experienceLevel
+	 * @return void
+	 */
+	public function addExperienceLevel(ExperienceLevel $experienceLevel): void {
+		if ($this->experienceLevel instanceof LazyLoadingProxy) {
+			$this->experienceLevel->_loadRealInstance();
+		}
+
+		$this->experienceLevel->attach($experienceLevel);
+	}
+
+	/**
+	 * @param ExperienceLevel $experienceLevel
+	 * @return void
+	 */
+	public function removeExperienceLevel(ExperienceLevel $experienceLevel): void {
+		if ($this->experienceLevel instanceof LazyLoadingProxy) {
+			$this->experienceLevel->_loadRealInstance();
+		}
+
+		$this->experienceLevel->detach($experienceLevel);
+	}
+
 	/**
 	 * @param ObjectStorage $relatedJobs
 	 * @return void
@@ -602,7 +632,7 @@ class Job extends AbstractEntity {
 	/**
 	 * @return ObjectStorage
 	 */
-	public function getRelatedJobs() {
+	public function getRelatedJobs(): ObjectStorage {
 		if ($this->relatedJobs instanceof LazyLoadingProxy) {
 			$this->relatedJobs->_loadRealInstance();
 		}

ext_tables.sql

@@ -21,7 +21,7 @@ CREATE TABLE tx_sgjobs_domain_model_job (
 	salary_unit            varchar(5)          DEFAULT ''    NOT NULL,
 	description            text                DEFAULT ''    NOT NULL,
 	department             int(11)             DEFAULT '0'   NOT NULL,
-	experience_level       int(11)             DEFAULT '0'   NOT NULL,
+	experience_level       varchar(255)        DEFAULT '0'   NOT NULL,
 	contact                int(11) unsigned    DEFAULT '0'   NOT NULL,
 	featured_offer         tinyint(4) unsigned DEFAULT '0'   NOT NULL,
 	hide_apply_by_email    tinyint(4) unsigned DEFAULT '0'   NOT NULL,
@@ -65,8 +65,7 @@ CREATE TABLE tx_sgjobs_domain_model_contact (
 	image      int(11) unsigned DEFAULT '0'
 );
 
-CREATE TABLE tx_sgjobs_domain_model_job_application
-(
+CREATE TABLE tx_sgjobs_domain_model_job_application (
 	job_id         text                DEFAULT ''  NOT NULL,
 	job            int(11) unsigned    DEFAULT '0' NOT NULL,
 	job_title      text                DEFAULT ''  NOT NULL,