public override Student StudentParser(string[] tokens)
{
if (tokens.Length < dataHeadersCount)
{
return(null);
}
try {
var student = new XcelStudent()
{
ID = int.Parse(tokens[0]),
FirstName = tokens[1],
LastName = tokens[2],
Email = tokens[3],
Gender = (Gender)Enum.Parse(typeof(Gender), tokens[4], true),
StudentType = (StudentType)Enum.Parse(typeof(StudentType), tokens[5], true),
ExamResult = int.Parse(tokens[6]),
HomeworksSent = int.Parse(tokens[7]),
HomeworksEvaluated = int.Parse(tokens[8]),
Teamwork = double.Parse(tokens[9]),
Attendance = int.Parse(tokens[10]),
Bonus = double.Parse(tokens[11])
};
return(student);
}
catch (ArgumentException)
{
return(null);
}
}
static void Main()
{
helper.ConsoleMio.Setup();
helper.ConsoleMio.PrintHeading("LINQ to Excel ");
var studentsExtractor = new TextDocumentParser();
IList <XcelStudent> students =
studentsExtractor.Genereate(1000).Cast <XcelStudent>().ToList();
var sheet = new Worksheet("Online Students");
string[] sheetHeader = studentsExtractor.HeaderLine;
for (int i = 0; i < sheetHeader.Length; i++)
{
sheet.Cells[0, i] = new Cell(sheetHeader[i]);
}
// Add the result filed in the end
sheet.Cells[0, sheetHeader.Length] = new Cell("Result");
helper.ConsoleMio.PrintColorText("Proccessing information...\n\n", ConsoleColor.DarkCyan);
var onlineStudents = students
.Where(student => student.StudentType == StudentType.Online)
.OrderByDescending(student => student.CalculateResult())
.ToArray();
for (int i = 0; i < onlineStudents.Length; i++)
{
XcelStudent student = onlineStudents[i];
AddStudentDataToSheet(sheet, i + 1, student);
}
var workbook = new Workbook();
workbook.Worksheets.Add(sheet);
helper.ConsoleMio.PrintColorText(
"Query Completed\n", ConsoleColor.Green);
string saveLocation = helper.SelectSaveLocation("Xcel Files|*.xls");
workbook.Save(saveLocation);
helper.ConsoleMio.PrintColorText("Done", ConsoleColor.Green);
helper.ConsoleMio.Restart(Main);
}
private static void AddStudentDataToSheet(Worksheet sheet, int row, XcelStudent student)
{
sheet.Cells[row, 0] = new Cell(student.ID);
sheet.Cells[row, 1] = new Cell(student.FirstName);
sheet.Cells[row, 2] = new Cell(student.LastName);
sheet.Cells[row, 3] = new Cell(student.Email);
sheet.Cells[row, 4] = new Cell(student.Gender.ToString());
sheet.Cells[row, 5] = new Cell(student.StudentType.ToString());
sheet.Cells[row, 6] = new Cell(student.ExamResult);
sheet.Cells[row, 7] = new Cell(student.HomeworksSent);
sheet.Cells[row, 8] = new Cell(student.HomeworksEvaluated);
sheet.Cells[row, 9] = new Cell(student.Teamwork);
sheet.Cells[row, 10] = new Cell(student.Attendance);
sheet.Cells[row, 11] = new Cell(student.Bonus);
sheet.Cells[row, 12] = new Cell(student.CalculateResult());
}
private static void AddStudentDataToSheet(Worksheet sheet, int row, XcelStudent student)
{
sheet.Cells[row, 0] = new Cell(student.ID);
sheet.Cells[row, 1] = new Cell(student.FirstName);
sheet.Cells[row, 2] = new Cell(student.LastName);
sheet.Cells[row, 3] = new Cell(student.Email);
sheet.Cells[row, 4] = new Cell(student.Gender.ToString());
sheet.Cells[row, 5] = new Cell(student.StudentType.ToString());
sheet.Cells[row, 6] = new Cell(student.ExamResult);
sheet.Cells[row, 7] = new Cell(student.HomeworksSent);
sheet.Cells[row, 8] = new Cell(student.HomeworksEvaluated);
sheet.Cells[row, 9] = new Cell(student.Teamwork);
sheet.Cells[row, 10] = new Cell(student.Attendance);
sheet.Cells[row, 11] = new Cell(student.Bonus);
sheet.Cells[row, 12] = new Cell(student.CalculateResult());
}