public static void SaveToXML(StudentArray students, string path)
{
var writer = new FileStream(path, FileMode.Create);
var names = new XmlSerializerNamespaces();
names.Add("", "");
var serializer = new XmlSerializer(typeof(StudentArray),
new XmlRootAttribute("uczelnia"));
serializer.Serialize(writer, students, names);
writer.Close();
}
public static void SaveToJSON(StudentArray students, string path)
{
var serializer = new JsonSerializer();
var stringWriter = new StringWriter();
using (var writer = new JsonTextWriter(stringWriter))
{
writer.QuoteName = false;
serializer.Serialize(writer, students);
}
File.WriteAllText(path, stringWriter.ToString());
}
static void Main(string[] args)
{
String input = Console.ReadLine();
String[] info = input.Split(" ");
StudentArray studentsModel = ReadData(info[0].Replace("\"", ""));
switch (info[2])
{
case "xml":
ExportData.SaveToXML(studentsModel, info[1].Replace("\"", ""));
break;
case "json":
ExportData.SaveToJSON(studentsModel, info[1].Replace("\"", ""));
break;
}
}
public static StudentArray ReadData(string path)
{
try
{
var lines = File.ReadLines(path);
var hash = new HashSet <Student>(new StudentComparer());
var studies = new HashSet <ActiveStudies>(new NameComparer());
foreach (var line in lines)
{
String[] data = line.Split(",");
bool nullElement = false;
foreach (var item in data)
{
if (String.IsNullOrWhiteSpace(item))
{
nullElement = true;
}
}
if (!nullElement)
{
var student = new Student()
{
firstName = data[0],
lastName = data[1],
studies = new Studies
{
studyName = data[2],
studyMode = data[3]
},
index = data[4],
birthdate = DateTime.Parse(data[5]).ToShortDateString()
};
var study = new ActiveStudies
{
name = student.studies.studyName,
numberOfStudents = 1
};
if (!studies.Add(study))
{
int countStudents = studies.Where(x => x.name == study.name).First().numberOfStudents;
study.numberOfStudents = ++countStudents;
studies.RemoveWhere(x => x.name == study.name);
studies.Add(study);
}
if (!hash.Add(student) || nullElement)
{
WriteToLog($"Błąd przy dodowaniu studenta. Dane: {line}");
}
}
}
var studentsModel = new StudentArray
{
students = hash,
author = "Miłosz Pliżga",
createdAt = DateTime.Today.ToShortDateString(),
activeStudies = studies
};
return(studentsModel);
}
catch (ArgumentException e)
{
string error = "Podana ścieżka jest niepoprawna";
throw new ArgumentException(WriteToLog(error).ToString(), e);
}
catch (FileNotFoundException e)
{
string error = "Plik nazwa nie istnieje";
throw new FileNotFoundException(WriteToLog(error).ToString(), e);
}
}
