static void Main(string[] args)
{
var inputFilePath = args.Length > 0 ? args[0] : "../../../data.csv";
var outputFilePath = args.Length > 1 ? args[1] : "../../../result.xml";
var format = args.Length > 2 ? args[2] : "xml";
var logFilePath = "../../../log.txt";
var students = new Dictionary <string, Student>();
var errorLog = "";
string[] inputFileRows;
try
{
inputFileRows = File.ReadAllLines(@inputFilePath);
}
catch (FileNotFoundException e)
{
File.WriteAllText(logFilePath, e.Message);
return;
}
foreach (var row in inputFileRows)
{
try
{
var student = Student.CreateFromCsvRow(row);
if (!students.ContainsKey(student.UniqueKey()))
{
students.Add(student.UniqueKey(), student);
}
else
{
throw new DuplicatedStudentRow();
}
}
catch (System.Exception e)
{
errorLog += $"Exception thrown during processing row: {row}\r\n{e.Message}\r\n---\r\n";
}
}
var university = University.CreateFromStudentsList(students.Values.ToList());
string serializedData;
switch (format)
{
case "xml":
serializedData = new XmlUniversitySerializer().Serialize(university);
break;
case "json":
serializedData = new JsonUniversitySerializer().Serialize(university);
break;
default: throw new ArgumentException("Unsupported format provided, please use either xml or json");
}
try
{
File.WriteAllText(outputFilePath, serializedData);
File.WriteAllText(logFilePath, errorLog);
}
catch (System.Exception e)
{
System.Console.WriteLine(errorLog);
}
}
