public static async Task Main(string[] args)
{
if (args == null || args.Length < 1)
{
Program.PrintHelp(error: "Missing required arguments");
return;
}
if (args.Length > 4)
{
Program.PrintHelp(error: "Too many arguments");
return;
}
string sourceFile = null;
string targetFile = null;
string listVersionNameFile = null;
string versionMappingFile = null;
for (int i = 0; i < args.Length; i++)
{
string arg = args[i];
if (arg.StartsWith("/?"))
{
Program.PrintHelp();
return;
}
if (arg.StartsWith("/s:"))
{
sourceFile = arg.Substring(3);
}
else if (arg.StartsWith("/t:"))
{
targetFile = arg.Substring(3);
}
else if (arg.StartsWith("/v:"))
{
listVersionNameFile = arg.Substring(3);
}
else if (arg.StartsWith("/m:"))
{
versionMappingFile = arg.Substring(3);
}
else
{
Program.PrintHelp($"Unknown argument {arg}");
return;
}
}
if (string.IsNullOrEmpty(sourceFile) ||
!File.Exists(sourceFile))
{
Program.PrintHelp($"Source file {sourceFile} doesn't exist");
return;
}
if (targetFile == null)
{
targetFile = Path.Combine(Path.GetDirectoryName(sourceFile), Path.GetFileNameWithoutExtension(sourceFile) + ".sorted.csv");
}
if (File.Exists(targetFile))
{
Program.PrintHelp($"Target file {targetFile} already exists");
return;
}
if (!string.IsNullOrEmpty(listVersionNameFile) && !File.Exists(listVersionNameFile))
{
Program.PrintHelp($"List version name file {listVersionNameFile} doesn't exist");
return;
}
if (string.IsNullOrEmpty(versionMappingFile) || !File.Exists(versionMappingFile))
{
Program.PrintHelp($"Version-mapping file {versionMappingFile} doesn't exist");
return;
}
try
{
// Parse list version-name file:
List <string> listVersions = CsvParsingHelper.DefaultListVersions;
if (!string.IsNullOrEmpty(listVersionNameFile))
{
listVersions = await CsvParsingHelper.GetListVersions(listVersionNameFile);
}
// Parse version mapping file:
Dictionary <string, Dictionary <DateTime, string> > versionMapping = null;
List <string> versionColumnsPresent = null;
if (!string.IsNullOrEmpty(versionMappingFile))
{
(versionMapping, versionColumnsPresent) = await CsvParsingHelper.GetVersionMappings(versionMappingFile, listVersions);
}
// Parse source rows from the CSV
List <SourceRow> sourceRows = await CsvParsingHelper.GetSourceRows(sourceFile);
(List <ResultRow> rows, List <string> headers) = CsvParsingHelper.MapSourceRowsToTargetRows(listVersions, versionMapping, versionColumnsPresent, sourceRows);
await CsvParsingHelper.WriteResultRows(targetFile, rows, headers);
}
catch (SeatcardSorterException ex)
{
Program.PrintHelp(ex.ToString());
}
}
