update question

SurveyBackend/SurveyBackend.API/Controllers/QuestionController.cs

@@ -56,6 +56,17 @@ public class QuestionController : ControllerBase
         return Ok(result);
     }
 
+    [Authorize]
+    [HttpPut("{id}")]
+    public async Task<IActionResult> UpdateQuestion([FromBody] QuestionUpdateDto dto, [FromRoute] int id,
+        [FromRoute] int surveyId)
+    {
+        var question = QuestionMapper.QuestionUpdateToModel(dto, surveyId, id);
+        await _questionService.UpdateQuestionAsync(question);
+        var result = QuestionMapper.ModelToQuestionDto(question);
+        return Ok(result);
+    }
+
     [Authorize]
     [HttpDelete("{id}")]
     public async Task<IActionResult> DeleteQuestion([FromRoute] int id, [FromRoute] int surveyId)

SurveyBackend/SurveyBackend.API/DTOs/Question/QuestionUpdateDto.cs

@@ -0,0 +1,6 @@
+namespace SurveyBackend.DTOs.Question;
+
+public class QuestionUpdateDto : QuestionCreateDto
+{
+    
+}

SurveyBackend/SurveyBackend.API/Mappers/QuestionMapper.cs

@@ -60,6 +60,34 @@ public static class QuestionMapper
         };
     }
 
+    public static QuestionBase QuestionUpdateToModel(QuestionCreateDto dto, int surveyId, int questionId)
+    {
+        return dto.QuestionType.ToLower() switch
+        {
+            "textquestion" => new TextQuestion
+            {
+                Id = questionId,
+                Title = dto.Title,
+                SurveyId = surveyId,
+            },
+            "singleanswerquestion" => new SingleAnswerQuestion
+            {
+                Id = questionId,
+                Title = dto.Title,
+                SurveyId = surveyId,
+                AnswerVariants = [],
+            },
+            "multipleanswerquestion" => new MultipleAnswerQuestion
+            {
+                Id = questionId,
+                Title = dto.Title,
+                SurveyId = surveyId,
+                AnswerVariants = []
+            },
+            _ => throw new BadRequestException("Unknown question type")
+        };
+    }
+
     private static List<OutputAnswerVariantDto> AnswerVariantsToDto(IEnumerable<AnswerVariant> answerVariants)
     {
         return answerVariants.Select(av => new OutputAnswerVariantDto