/// <summary>
/// Application entry point.
/// Opens USDA Nutrient database (revision 26), denormalizes it using UsdaDenormalizer library
/// and writes result to a CSV file with a specified name.
/// </summary>
/// <param name="args">
/// [0] path to the directory containing ASCII version of database
/// [1] path to the output CSV file
/// </param>
static void Main(string[] args)
{
// check if input is valid
if (args.Length > 1)
{
string inputDirectoryPath = args[0];
string outputCsvPath = args[1];
if (System.IO.Directory.Exists(inputDirectoryPath))
{
// read nutrient data from files in filesystem to object model in memory
DirectoryDataProvider dataProvider = new DirectoryDataProvider(inputDirectoryPath, 26, new WindowsTextReader());
DatabaseRepresentation dbModel = new DatabaseRepresentation(dataProvider);
// create denormalized (flat) model based using database data
DenormalizedModel denormalizedModel = new DenormalizedModel(dbModel);
// write flat model into CSV file as one big table
using (var writer = System.IO.File.CreateText(outputCsvPath))
{
CsvHelper.CsvWriter csvWriter = new CsvHelper.CsvWriter(writer);
csvWriter.WriteRecords(denormalizedModel.FoodItems);
}
}
else
{
throw new ArgumentException("Specified directory does not exist or you don't have an access to it: " + inputDirectoryPath);
}
}
else
{
throw new ArgumentException("No arguments were provided.");
}
}
/// <summary>
/// Application entry point.
/// Opens USDA Nutrient database (revision 26), denormalizes it using UsdaDenormalizer library
/// and writes result to a CSV file with a specified name.
/// </summary>
/// <param name="args">
/// [0] path to the directory containing ASCII version of database
/// [1] path to the output CSV file
/// </param>
private static void Main(string[] args)
{
// check if input is valid
if (args.Length > 1)
{
var inputDirectoryPath = args[0];
var outputCsvPath = args[1];
if (Directory.Exists(inputDirectoryPath))
{
// read nutrient data from files in filesystem to object model in memory
var dataProvider = new DirectoryDataProvider(inputDirectoryPath, 26, new WindowsTextReader());
var dbModel = new DatabaseRepresentation(dataProvider);
// create denormalized (flat) model based using database data
var denormalizedModel = new DenormalizedModel(dbModel);
// write flat model into CSV file as one big table
using (var writer = File.CreateText(outputCsvPath))
{
var csvWriter = new CsvWriter(writer);
csvWriter.WriteRecords(denormalizedModel.FoodItems);
}
}
else
{
throw new ArgumentException(
"Specified directory does not exist or you don't have an access to it: " + inputDirectoryPath);
}
}
else
{
throw new ArgumentException("No arguments were provided.");
}
}
