public static int Main(string[] args)
{
Options options = new Options();
using (Parser cmdParser = new Parser())
{
cmdParser.ParseArguments(args, options);
}
List<string> files = Directory.EnumerateFiles(Environment.CurrentDirectory, options.Input, SearchOption.TopDirectoryOnly).ToList();
if (files.Count == 0)
{
Console.Error.WriteLine("File {0} not found", options.Input);
return -1;
}
StreamWriter streamWriter;
IParser parser;
int result = AssertConditions(options, out streamWriter, out parser);
if (result != 0)
{
string usage = options.GetUsage();
Console.WriteLine(usage);
return result;
}
using (CSVWriter csvWriter = new CSVWriter(',', streamWriter))
{
foreach(string file in files)
{
using (StreamReader reader = new StreamReader(file))
{
if (options.Header)
{
string[] header = parser.GetHeader();
csvWriter.Append(header);
}
IEnumerable<string[]> rows = parser.Read(reader);
foreach (string[] row in rows)
{
csvWriter.Append(row);
}
}
}
}
return 0;
}
private static int AssertConditions(Options options, out StreamWriter streamWriter, out IParser parser)
{
streamWriter = null;
parser = null;
streamWriter = options.GetWriter();
if (streamWriter == null)
{
return -1;
}
parser = options.GetParser();
if (parser == null)
{
return -1;
}
return 0;
}