private string checkFileName(string fileName)
{
if (!File.Exists(fileName))
{
return(fileName);
}
else
{
DateTime now = DateTime.Now;
string extension = Auxiliary.getExtension(fileName);
int lastPeriod = fileName.LastIndexOf('.');
fileName = fileName.Substring(0, lastPeriod) + now.ToString("MM,dd,yyyy,H,mm,ss") + "." + extension;
return(checkFileName(fileName));
}
}
public List <Object> readData(string fileName)
{
List <Object> list = new List <Object>();
string extension = Auxiliary.getExtension(fileName);
if (extension.Equals("txt"))
{
list = this.readTxtCSVFile(fileName, '\t');
}
else if (extension.Equals("csv"))
{
list = this.readTxtCSVFile(fileName, ',');
}
else if (extension.Equals("xls") || extension.Equals("xlsx"))
{
ExcelReader reader = new ExcelReader();
DataInformation.setIfSpreadSheet(true);
list = reader.readExcelFile(fileName, this);
}
return(list);
}
public bool analyzeExtensions(string[] fileNames)
{
//if less than 2 files selected
if (fileNames.Length < 2 || fileNames.Length > 2)
{
MessageBox.Show("inusfficient number of files selected");
return(false);
}
//check if the different types were selected, if 2 similar types were selected
HashSet <string> set = new HashSet <string>();
foreach (string fileName in fileNames)
{
string extension = Auxiliary.getExtension(fileName);
if (!set.Add(extension))
{
MessageBox.Show("same type of files were selected");
return(false);
}
}
return(true);
}