public async Task <IActionResult> Create(Blog blog)
{
try
{
if (ModelState.IsValid)
{
ApplicationUser currentUser = await userManager.GetUserAsync(User);
blog.AddedDate = DateTime.Now;
blog.Author = currentUser.FirstName + ' ' + currentUser.LastName;
dbContext.Blogs.Add(blog);
await dbContext.SaveChangesAsync();
return(RedirectToAction("Index", "Home"));
}
}
catch (DbUpdateException)
{
ModelState.AddModelError("", "Unable to create a blog");
}
return(View(blog));
}
public async Task <IActionResult> Result(int id, string filePath)
{
Problem problem = await dbContext.Problems.Include(m => m.Tests).FirstOrDefaultAsync(p => p.ProblemID == id);
if (problem == null)
{
return(RedirectToAction(nameof(List)));
}
if (!System.IO.File.Exists(filePath))
{
return(RedirectToAction(nameof(Solve), new { id }));
}
string parentFolderPath = Directory.GetParent(filePath).FullName;
ResultViewModel viewModel = new ResultViewModel()
{
ProblemID = problem.ProblemID,
Name = problem.Name,
ShowFailedTestCases = problem.ShowFailedTestCases
};
UserProgram userProgram = new UserProgram();
var result = userProgram.SetSource(filePath);
viewModel.CompilationResult = result;
if (result.Status == UserProgram.Result.StatusType.Failed)
{
Directory.Delete(parentFolderPath, true);
return(View(viewModel));
}
result = userProgram.Compile();
viewModel.CompilationResult = result;
if (result.Status == UserProgram.Result.StatusType.Failed)
{
Directory.Delete(parentFolderPath, true);
viewModel.CompilationResult = result;
return(View(viewModel));
}
int passed = 0;
foreach (Test t in problem.Tests)
{
result = userProgram.Execute(t.GivenInput);
ResultViewModel.TestResult testResult = new ResultViewModel.TestResult()
{
Test = t, ExecutionResult = result
};
if (result.Status == UserProgram.Result.StatusType.Successful)
{
// Format expected output lines
string[] expectedOutputLines = t.ExpectedOutput.Split('\n');
for (int i = 0; i < expectedOutputLines.Length; i++)
{
expectedOutputLines[i] = expectedOutputLines[i].Trim('\u202c').Trim();
}
result = userProgram.EvaluateAndGetResultIfFailed(expectedOutputLines);
if (result.Status == UserProgram.Result.StatusType.Successful)
{
passed++;
}
testResult.EvaluationResult = result;
viewModel.TestResults.Add(testResult);
}
else
{
viewModel.TestResults.Add(testResult);
}
}
viewModel.PassedTests = passed;
try
{
Directory.Delete(parentFolderPath, true);
}
catch (UnauthorizedAccessException) // Sometimes the process isn't killed fast enough
{
Thread.Sleep(100);
Directory.Delete(parentFolderPath, true);
}
ApplicationUser partialUser = await userManager.GetUserAsync(User);
ApplicationUser currentUser = await userManager.Users
.Include(u => u.ProblemResults)
.ThenInclude(r => r.FirstResult)
.Include(u => u.ProblemResults)
.ThenInclude(r => r.BestResult)
.FirstOrDefaultAsync(u => u == partialUser);
if (currentUser != null)
{
bool hasProblem = currentUser.ProblemResults.Exists(r => r.ProblemID == problem.ProblemID);
bool gotPerfectPercentage = false;
if (hasProblem)
{
ProblemResult problemResult = currentUser.ProblemResults.Where(r => r.ProblemID == problem.ProblemID).First();
int bestPercentage = problemResult.BestResult.PercentageResult;
gotPerfectPercentage = bestPercentage < 100;
}
bool isAdmin = await userManager.IsInRoleAsync(currentUser, "Admin");
// A unique user solved the problem and is not an Admin
if (passed == problem.Tests.Count && (!hasProblem || (hasProblem && gotPerfectPercentage)) && !isAdmin)
{
problem.TimesSolved++;
if (await TryUpdateModelAsync(problem))
{
try
{
await dbContext.SaveChangesAsync();
}
catch (DbUpdateException)
{
return(View(viewModel));
}
}
}
ProgramResult programResult = viewModel.GetProgramResult();
if (currentUser.ProblemResults.Exists(r => r.ProblemID == problem.ProblemID))
{
// Tried to solve the problem again
ProblemResult problemResult = currentUser.ProblemResults.First(r => r.ProblemID == problem.ProblemID);
if (programResult.PercentageResult > problemResult.BestResult.PercentageResult)
{
if (problemResult.BestResult != problemResult.FirstResult)
{
dbContext.Remove(problemResult.BestResult);
}
problemResult.BestResult = programResult;
}
}
else
{
// Solved this problem for the first time
ProblemResult problemResult = new ProblemResult()
{
ProblemID = problem.ProblemID,
FirstResult = programResult,
BestResult = programResult
};
currentUser.ProblemResults.Add(problemResult);
}
await userManager.UpdateAsync(currentUser);
}
return(View(viewModel));
}
