static void Main()
{
var args = Environment.GetCommandLineArgs();
if (args.Length < 2)
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new Form1());
return;
}
AllocConsole();
var help = new StringBuilder("Usage:");
help.AppendLine();
help.AppendLine();
help.AppendLine("randraw apikey input.csv output.csv numdraws /nh");
help.AppendLine();
help.AppendLine("- apikey Your API key to use random.org");
help.AppendLine("- input.csv input file (CSV format)");
help.AppendLine("- output.csv output file (CSV format) of randomly selected rows");
help.AppendLine("- numdraws number for rows to randomly select and output");
help.AppendLine("- /nh No Header (optional), specify if csv file does not have a header");
help.AppendLine();
help.AppendLine("eg: randraw 9c8c0d38-669f-4524-b03d-fe3309612c86 consumers.csv winners.csv 100");
if (args.Length < 5)
{
Console.WriteLine(help);
Console.ReadLine();
return;
}
var key = args[1];
var infile = args[2];
var outfile = args[3];
var numdraws = Convert.ToInt32(args[4]);
var noheader = false;
if (args.Length > 5)
{
if (!args[5].Equals("/nh", StringComparison.CurrentCultureIgnoreCase))
{
Console.WriteLine("Invalid switch '" + args[5] + "'.");
Console.WriteLine();
Console.WriteLine(help);
return;
}
noheader = true;
}
// make sure output path if just a file, saves to executable's folder
if (outfile.Contains("\\"))
{
var thisDir = System.IO.Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location);
outfile = System.IO.Path.Combine(thisDir ?? "", System.IO.Path.GetFileName(outfile));
}
var random = new RandomDraw();
random.Run(key, infile, outfile, noheader, numdraws);
Console.ReadLine();
}
