public async Task <ActionResult <GradeDto> > Grade([FromBody] GradeSubmissionDto gradeSubmissionDto)
{
// Get language info
ComputerLanguage lang = await _context.ComputerLanguages.FindAsync(gradeSubmissionDto.LangId);
if (lang == null)
{
return(BadRequest(new { Message = "The supplied computer language id doesn't exist!" }));
}
string executionRootDir = Grader.GetExecutionRootDir();
string randomId = RandomString(32);
string sourceFileName = $"{randomId}.{lang.Extension}";
string binaryFileName = randomId;
string sourceFilePath = $"{executionRootDir}{sourceFileName}";
string binaryFilePath = $"{executionRootDir}{binaryFileName}";
// Create file from source code inside rootDir
System.IO.File.WriteAllText(sourceFilePath, gradeSubmissionDto.SourceCode);
GradeDto result = new GradeDto(); // this will be returned by the method
bool readyToRun = true;
// Check if compiled language
if (!string.IsNullOrEmpty(lang.CompileCmd))
{
// Compile submission
CompilationOutputDto co = Grader.Compile(lang, sourceFileName, binaryFileName);
if (co.ExitCode != 0)
{
// Compile error
result.Status = "CE"; // Mark status as Compile Error
result.Error = co.Error; // Set message as compile error message
readyToRun = false;
}
}
if (readyToRun)
{
// Compiled successfully or interpreted language, so we're ready to run the solution
string fileName = string.IsNullOrEmpty(lang.CompileCmd) ? sourceFileName : binaryFileName;
// Grade solution
result = Grader.Grade(lang, fileName, gradeSubmissionDto.Input, gradeSubmissionDto.ExpectedOutput, gradeSubmissionDto.TimeLimit, gradeSubmissionDto.MemoryLimit);
// Delete binary file
System.IO.File.Delete(binaryFilePath);
}
// Delete source file
System.IO.File.Delete(sourceFilePath);
return(Ok(result));
}
public async Task <ActionResult <SubmissionDto> > PostSubmission(int taskId, [FromBody] SubmissionDto submissionDto)
{
int currentUserId = int.Parse(User.FindFirst(JwtRegisteredClaimNames.Sub).Value);
// Get task info
Entities.Task task = await _context.Tasks.SingleOrDefaultAsync(t => t.Id == taskId && (t.IsPublic || t.UserId == currentUserId));
if (task == null)
{
return(BadRequest());
}
// Get language info
ComputerLanguage lang = await _context.ComputerLanguages.FindAsync(submissionDto.LangId);
if (lang == null)
{
return(BadRequest());
}
// Get test cases
await _context.Entry(task).Collection(t => t.TestCases).LoadAsync();
Submission submission = new Submission
{
SourceCode = submissionDto.SourceCode,
LangId = submissionDto.LangId,
UserId = currentUserId,
TimeSubmitted = DateTime.Now,
TaskId = taskId,
Status = "UD",
ExecutionTime = 0,
ExecutionMemory = 0,
};
// Save initial submission to DB to get a unique id
_context.Submissions.Add(submission);
await _context.SaveChangesAsync();
string executionRootDir = Grader.GetExecutionRootDir();
string sourceFileName = $"{submission.Id}.{lang.Extension}";
string binaryFileName = submission.Id.ToString();
string sourceFilePath = $"{executionRootDir}{sourceFileName}";
string binaryFilePath = $"{executionRootDir}{binaryFileName}";
// Create file from source code inside rootDir
System.IO.File.WriteAllText(sourceFilePath, submissionDto.SourceCode);
bool readyToRun = true;
// Check if compiled language
if (!string.IsNullOrEmpty(lang.CompileCmd))
{
// Compile submission
CompilationOutputDto co = Grader.Compile(lang, sourceFileName, binaryFileName);
if (co.ExitCode != 0)
{
// Compile error
submission.Status = "CE"; // Mark status as Compile Error
submissionDto.Message = co.Error; // Set message as compile error message
readyToRun = false;
}
}
if (readyToRun)
{
// Compiled successfully or interpreted language, so we're ready to run the solution
submission.Status = "AC"; // Submission status will stay accepted if all test cases pass (or if there aren't any TCs)
string fileName = string.IsNullOrEmpty(lang.CompileCmd) ? sourceFileName : binaryFileName;
int maxTimeMs = 0; // Track max execution time of test cases
int maxMemoryB = 0; // Track max execution memory of test cases
bool correctSoFar = true;
for (int i = 0; correctSoFar && i < task.TestCases.Count; ++i)
{
TestCase tc = task.TestCases.ElementAt(i);
GradeDto grade = Grader.Grade(lang, fileName, tc.Input, tc.Output, task.TimeLimit, task.MemoryLimit);
maxTimeMs = Math.Max(maxTimeMs, grade.ExecutionTime);
maxMemoryB = Math.Max(maxMemoryB, grade.ExecutionMemory);
submission.Status = grade.Status;
correctSoFar = grade.Status.Equals("AC");
}
submission.ExecutionTime = maxTimeMs; // Set submission execution time as max out of all test cases
submission.ExecutionMemory = maxMemoryB; // Set submission execution memory as max out of all test cases
// Delete binary file if compiled
if (!string.IsNullOrEmpty(lang.CompileCmd))
{
System.IO.File.Delete(binaryFilePath);
}
}
// Edit submission object status and stats
await _context.SaveChangesAsync();
// Delete source file
System.IO.File.Delete(sourceFilePath);
// Prepare response DTO
SubmissionDto responseDto = mapper.Map <SubmissionDto>(submission);
responseDto.Message = submissionDto.Message;
responseDto.Task = null;
responseDto.ComputerLanguage = null;
responseDto.User = null;
return(CreatedAtAction("GetSubmission", new { id = submission.Id }, responseDto));
}
