fix: extra questions add validation for answer setting

Change-Id: I4367bc5f9a8dc702e725d165dc317cdfc155fe95

Author: smarcet

app/Models/Foundation/Main/ExtraQuestions/ExtraQuestionAnswer.php

@@ -108,6 +108,28 @@ public function setValue($value): void
             throw new ValidationException("Question is not set.");
         }
 
+        if($this->question->isMandatory() && empty($value)){
+            throw new ValidationException
+            (
+                sprintf
+                (
+                    "Question %s is mandatory.",
+                    $this->question->getId()
+                )
+            );
+        }
+
+        if(!$this->question->isValidValue($value)){
+            throw new ValidationException
+            (
+                sprintf
+                (
+                    "Invalid value (%s) for question %s",
+                    json_encode($value),
+                    $this->question->getId()
+                )
+            );
+        }
         $res = $value;
         if(is_array($res))
         {

app/Models/Foundation/Main/ExtraQuestions/ExtraQuestionType.php

@@ -262,6 +262,21 @@ private function getValueMaxOrder():int{
     public function allowsValues():bool {
         return in_array($this->type, ExtraQuestionTypeConstants::AllowedMultiValueQuestionType);
     }
+
+    public function isValidValue($value):bool{
+        if(empty($value) && !$this->mandatory) return true;
+        if($this->allowsValues()) {
+            if(!is_array($value))
+                $value = explode(self::QuestionChoicesCharSeparator, $value);
+            foreach ($value as $v) {
+                if(!$this->getValueById(intval($v)))
+                    return false;
+            }
+        }
+        if($this->type === ExtraQuestionTypeConstants::RadioButtonQuestionType)
+            return empty($value) || $value === 'true';
+        return true;
+    }
     /**
      * @param ExtraQuestionTypeValue $value
      * @throws ValidationException