public async Task <IActionResult> EditCodeQuestion(int testId, int questionId,
[FromBody] AddCodeQuestionViewModel model)
{
var user = await _userManager.GetUserAsync(HttpContext.User);
var test = await _context.Tests.SingleOrDefaultAsync(t => t.Id == (int)RouteData.Values["testId"]);
if (test == null)
{
return(NotFound());
}
if (test.CreatedBy != user)
{
return(Forbid());
}
var question = await _context.CodeQuestions
.Include(q => q.Code)
.SingleAsync(q => q.Id == questionId);
if (question.TestId != test.Id)
{
return(NotFound());
}
model.TestId = test.Id;
TryValidateModel(model);
try
{
_context.Remove(await _context.Codes.SingleAsync(c => c.Test == test));
}
catch
{
}
if (ModelState.IsValid)
{
// транзакция
using (var ts = _context.Database.BeginTransaction())
{
var code = await _context.Codes.SingleAsync(c => c.Question == question);
code.Args = model.Code.Args;
code.Value = model.Code.Value;
code.Output = Compile(code);
var option = await _context.Options.SingleAsync(o => o.Question == question);
question.Code = code;
option.Text = model.Code.Output;
_context.Codes.Update(code);
_context.Options.Update(option);
_context.Questions.Update(question);
await _context.SaveChangesAsync();
ts.Commit();
}
var redirectUrl = Url.Action("Details", "Test", new { id = test.Id });
return(new JsonResult(redirectUrl));
}
var errors = new List <ModelError>();
foreach (var modelState in ViewData.ModelState.Values)
{
foreach (var error in modelState.Errors)
{
errors.Add(error);
}
}
Response.StatusCode = StatusCodes.Status400BadRequest;
return(new JsonResult(errors));
}
public async Task <IActionResult> AddCodeQuestion([FromBody] AddCodeQuestionViewModel model)
{
var user = await _userManager.GetUserAsync(HttpContext.User);
var test = await _context.Tests.SingleOrDefaultAsync(t => t.Id == (int)RouteData.Values["testId"]);
if (test == null)
{
return(NotFound());
}
if (test.CreatedBy != user)
{
return(Forbid());
}
model.TestId = test.Id;
TryValidateModel(model);
if (ModelState.IsValid)
{
using (var ts = _context.Database.BeginTransaction())
{
var question = new CodeQuestion
{
Title = model.Title,
QuestionType = Enum.GetName(typeof(Question.QuestionTypeEnum), 5),
Test = test,
Score = model.Score
};
question = (await _context.AddAsync(question)).Entity;
await _context.SaveChangesAsync();
var co = new Code
{
Args = model.Code.Args,
Question = question,
Value = model.Code.Value
};
var code = (await _context.AddAsync(
new Code
{
Args = model.Code.Args,
Question = question,
Value = model.Code.Value,
Output = Compile(co)
})).Entity;
await _context.AddAsync(
new Option { Text = model.Code.Output, Question = question });
question.Code = code;
try
{
_context.Remove(await _context.Codes.SingleAsync(c => c.Test == test));
}
catch
{
}
_context.Questions.Update(question);
await _context.SaveChangesAsync();
ts.Commit();
}
var redirectUrl = Url.Action("Details", "Test", new { id = test.Id });
return(new JsonResult(redirectUrl));
}
var errors = new List <ModelError>();
foreach (var modelState in ViewData.ModelState.Values)
{
foreach (var error in modelState.Errors)
{
errors.Add(error);
}
}
Response.StatusCode = StatusCodes.Status400BadRequest;
return(new JsonResult(errors));
}
