src/models/Answer.php

@@ -16,4 +16,24 @@ class Answer extends Model
      * @var array
      */
     protected $fillable = ['question_id', 'respondent_id', 'respondent_type', 'answer'];
+
+    /**
+     * Relationship
+     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
+     */
+    public function question(){
+        return $this->belongsTo(Question::class);
+    }
+
+    /**
+     * Receives all answers related to questionnaire id and respondent id
+     * @param $questionnaireId
+     * @param $respondentId
+     *
+     * @return \Illuminate\Support\Collection
+     */
+    public static function findAnswers($questionnaireId, $respondentId)
+    {
+        return self::where(['questionnaire_id' => $questionnaireId, 'respondent_id' => $respondentId])->get();
+    }
 }

src/models/Question.php

@@ -25,6 +25,11 @@ class Question extends Model
     public function questionnaire(){
         return $this->belongsTo(Questionnaire::class);
     }
+
+    public function answer(){
+        return $this->hasMany(Answer::class);
+    }
+
     /**
      * Getting view instance
      *

tests/QuestionnaireTest.php

@@ -7,6 +7,7 @@ use Illuminate\Database\Eloquent\Collection;
 use Illuminate\Foundation\Testing\DatabaseTransactions;
 use Illuminate\Http\Request;
 use TomasNord\Questionnaire\Models\Anonymous;
+use TomasNord\Questionnaire\Models\Answer;
 use TomasNord\Questionnaire\Models\Questionnaire;
 use TomasNord\Questionnaire\Questions\StarsQuestionType;
 
@@ -48,6 +49,22 @@ class QuestionnaireTest extends TestCase
         $this->assertCount(1, $this->questionnaire->answers->where('questionnaire_id', $this->questionnaire->id));
     }
 
+    /** @test */
+    public function it_finds_all_answers_for_questionnaire_and_respondet(){
+        $questionId = 1;
+        $respondentId = 1;
+        $respondentType = User::class;
+        $answer = 'Nothing special, just answer.';
+
+        $this->questionnaire->addAnswer($questionId, $respondentId, $respondentType, $answer);
+
+        $answer = 'Nothing special, just another answer.';
+        $this->questionnaire->addAnswer($questionId, $respondentId, $respondentType, $answer);
+
+        $this->assertCount(2, Answer::findAnswers($this->questionnaire->id, $respondentId));
+        $this->assertEquals('Nothing special, just answer.', Answer::findAnswers($this->questionnaire->id, $respondentId)->first()->answer);
+    }
+
     /** @test */
     public function it_returns_questionnaire_view()
     {