/// <summary>
/// process the files provided and output the results
/// </summary>
/// <param name="sourceFile">the file that contains the data to process</param>
/// <param name="delimiter">the file delimiter</param>
/// <param name="sourceFileFieldCount">the number of fields in the file</param>
private static void ProcessFile(string sourceFile, InputValidator.FileDelimiter delimiter, int sourceFileFieldCount)
{
char spliter = ToDelimiter(delimiter);
//keep track of if we actual wrote data to a file
bool validFileCreated = false;
bool inValidFileCreated = false;
IEnumerable <string> results = FileIO.Read(sourceFile, true);
//write the rows that are valid to a file (has the correct number of fields)
validFileCreated = FileIO.Write(UIMessages.FilePath_ValidData, results.Where(x => x.Split(spliter).Length == sourceFileFieldCount));
//write the rows that are invalid to a file (does the have the correct number of fields)
inValidFileCreated = FileIO.Write(UIMessages.FilePath_InValidData, results.Where(x => x.Split(spliter).Length != sourceFileFieldCount));
PrintMessage(UIMessages.MessageProcessingComplete);
//if we wrote data to a file display the file name and path
if (validFileCreated | inValidFileCreated)
{
PrintMessage(UIMessages.MessageOutputLocation, Path.GetDirectoryName(UIMessages.FilePath_ValidData));
}
else
{
PrintMessage(UIMessages.MessageEmptyFile); //no data was written let the user know
}
}
/// <summary>
/// Convert the FileDelimiter enum to an acutal delimiter
/// </summary>
/// <param name="value">Enum to convert to a delimiter</param>
/// <returns></returns>
private static char ToDelimiter(InputValidator.FileDelimiter value)
{
switch (value)
{
case InputValidator.FileDelimiter.CSV:
return(',');
case InputValidator.FileDelimiter.TSV:
return('\t');
default: //we did not code against this delimiter type... throw out..
string errorMessage = string.Format("Unsupported file delimiter detected: {0}", value.ToString());
throw new InvalidEnumArgumentException(errorMessage);
}
}
/// <summary>
/// Prompt the user for required information and process the input
/// </summary>
private static void AppStart()
{
//\\DT010G\Passport\Files
//"c:\\jdev\\r\\Good.txt"
Console.Clear();
PrintFancyMessage(UIMessages.MessageWelcome);
//grab (and validate) the necessary info from the user
string sourcFile = PromptUser <string>(validationHelper.IsValidFilePath, UIMessages.PromptFileLocation, UIMessages.PromptFileLocationHelp);
InputValidator.FileDelimiter delimiter = PromptUser <InputValidator.FileDelimiter>(validationHelper.IsValidFileFormat, UIMessages.PromptFileDelimiter, UIMessages.PromptFileDelimiterHelp);
int sourceFileFieldCount = PromptUser <int>(validationHelper.IsValidFieldCount, UIMessages.PromptFieldCount, UIMessages.PromptFieldCountHelp);
//process the information..
ProcessFile(sourcFile, delimiter, sourceFileFieldCount);
AppStall(true);
}
