public static async Task <byte[]> CreateAsync(Problem problem, IOptions <ApplicationConfig> options)
{
await using var stream = new MemoryStream();
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create))
{
var metaEntry = archive.CreateEntry("version");
await using var metaStream = metaEntry.Open();
await metaStream.WriteAsync(Encoding.UTF8.GetBytes("2"));
metaStream.Close();
var config = new ProblemConfig(problem);
var configString = JsonConvert.SerializeObject(config);
var configEntry = archive.CreateEntry("config.json");
await using var configStream = configEntry.Open();
await configStream.WriteAsync(Encoding.UTF8.GetBytes(configString));
configStream.Close();
var descriptionEntry = archive.CreateEntry("problem/description.md");
await using var descriptionStream = descriptionEntry.Open();
await descriptionStream.WriteAsync(Encoding.UTF8.GetBytes(problem.Description));
descriptionStream.Close();
foreach (var dataFile in problem.TestCases.Select(tc => tc.Input))
{
var dataEntry = archive.CreateEntry(Path.Combine("tests", dataFile).Replace('\\', '/'));
var fullPath = Path.Combine(options.Value.DataPath, "tests", problem.Id.ToString(), dataFile);
await using var dataStream = dataEntry.Open();
await using var fileStream = new FileStream(fullPath, FileMode.Open, FileAccess.Read);
await fileStream.CopyToAsync(dataStream);
dataStream.Close();
fileStream.Close();
}
}
// ZipArchive must be disposed before getting bytes of zip file.
// See https://stackoverflow.com/questions/40175391/invalid-zip-file-after-creating-it
if (stream.CanSeek)
{
stream.Seek(0, SeekOrigin.Begin);
}
return(stream.ToArray());
}
public static async Task <byte[]> CreateAsync(Problem problem, IOptions <ApplicationConfig> options)
{
await using var stream = new MemoryStream();
using (var archive = new ZipArchive(stream, ZipArchiveMode.Create))
{
var metaEntry = archive.CreateEntry("version");
await using var metaStream = metaEntry.Open();
await metaStream.WriteAsync(Encoding.UTF8.GetBytes("2"));
metaStream.Close();
var config = new ProblemConfig(problem);
var configString = JsonConvert.SerializeObject(config);
var configEntry = archive.CreateEntry("config.json");
await using var configStream = configEntry.Open();
await configStream.WriteAsync(Encoding.UTF8.GetBytes(configString));
configStream.Close();
var pairs = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>("problem/description.md", problem.Description),
new KeyValuePair <string, string>("problem/input-format.md", problem.InputFormat),
new KeyValuePair <string, string>("problem/output-format.md", problem.OutputFormat),
new KeyValuePair <string, string>("problem/footnote.md", problem.FootNote)
};
foreach (var pair in pairs)
{
if (pair.Value != null)
{
var fileEntry = archive.CreateEntry(pair.Key);
await using var fileStream = fileEntry.Open();
await fileStream.WriteAsync(Encoding.UTF8.GetBytes(pair.Value));
fileStream.Close();
}
}
if (problem.HasSpecialJudge)
{
var checkerEntry = archive.CreateEntry("checker.cpp");
await using var checkerStream = checkerEntry.Open();
await checkerStream.WriteAsync(Convert.FromBase64String(problem.SpecialJudgeProgram.Code));
checkerStream.Close();
}
int index = 0;
foreach (var sample in problem.SampleCases)
{
++index;
var inputEntry = archive.CreateEntry(Path.Combine("samples", index + ".in").Replace('\\', '/'));
await using var inputStream = inputEntry.Open();
await inputStream.WriteAsync(Convert.FromBase64String(sample.Input));
inputStream.Close();
var outputEntry = archive.CreateEntry(Path.Combine("samples", index + ".out").Replace('\\', '/'));
await using var outputStream = outputEntry.Open();
await outputStream.WriteAsync(Convert.FromBase64String(sample.Output));
outputStream.Close();
}
foreach (var test in problem.TestCases)
{
var inputFile = Path.Combine(options.Value.DataPath, "tests", problem.Id.ToString(), test.Input);
await using (var fileStream = new FileStream(inputFile, FileMode.Open, FileAccess.Read))
{
var inputEntry = archive.CreateEntry(Path.Combine("tests", test.Input).Replace('\\', '/'));
await using var inputStream = inputEntry.Open();
await fileStream.CopyToAsync(inputStream);
inputStream.Close();
}
var outputFile = Path.Combine(options.Value.DataPath, "tests", problem.Id.ToString(), test.Output);
await using (var fileStream = new FileStream(outputFile, FileMode.Open, FileAccess.Read))
{
var outputEntry = archive.CreateEntry(Path.Combine("tests", test.Output).Replace('\\', '/'));
await using var outputStream = outputEntry.Open();
await fileStream.CopyToAsync(outputStream);
outputStream.Close();
}
}
}
// ZipArchive must be disposed before getting bytes of zip file.
// See https://stackoverflow.com/questions/40175391/invalid-zip-file-after-creating-it
if (stream.CanSeek)
{
stream.Seek(0, SeekOrigin.Begin);
}
return(stream.ToArray());
}
