public static CsvPersonDbo GetNullValue()
{
var dbo = new CsvPersonDbo();
dbo.Id = 0;
dbo.LastName = "";
dbo.Name = "";
dbo.SetCityAndZipCode("");
dbo.Color = "";
return(dbo);
}
/// <summary>
/// Returns a <see cref="CsvPersonDbo"/>
/// </summary>
/// <param name="predicate"></param>
/// <returns></returns>
public IEnumerable <CsvPersonDbo> GetPerson(Func <CsvPersonDbo, bool> predicate)
{
var config = new CsvConfiguration(CultureInfo.InvariantCulture)
{
HasHeaderRecord = false,
MissingFieldFound = MissingFieldHandler,
TrimOptions = TrimOptions.Trim
};
try
{
var results = new List <CsvPersonDbo>();
using (var reader = new StreamReader(this.configuration.Path))
using (var csv = new CsvReader(reader, config))
{
var records = csv.GetRecords <CsvPersonDbo>();
foreach (var r in records)
{
if (SkipCurrentIndex)
{
SkipCurrentIndex = false;
continue;
}
r.Id = csv.Context.Parser.RawRow;
if (predicate.Invoke(r))
{
results.Add(r);
}
}
}
var restoredRecords = RestoreBadRecords();
var filteredRestoredRecords = restoredRecords.Where(p => predicate(p)).ToList();
results.AddRange(filteredRestoredRecords);
if (!results.Any())
{
results.Add(CsvPersonDbo.GetNullValue());
}
return(results);
}
catch (Exception e)
{
throw new CsvDataSourceException(e.Message);
}
}
/// <summary>
/// Creates a <see cref="CsvPersonDbo"/>
/// </summary>
/// <param name="personDbo"></param>
public void CreatePerson(CsvPersonDbo personDbo)
{
try
{
using (var writer = new StreamWriter(this.configuration.Path, append: true))
using (var csv = new CsvWriter(writer, CultureInfo.InvariantCulture))
{
csv.Context.Writer.NextRecord();
csv.WriteRecord(personDbo);
}
}
catch (Exception e)
{
throw new CsvDataSourceException(e.Message);
}
}
public static bool TryToBuild(string lastname, string name, string zipAndCity, string color, long id, out CsvPersonDbo dbo)
{
dbo = new CsvPersonDbo();
dbo.Id = id;
dbo.LastName = lastname;
dbo.Name = name;
dbo.SetCityAndZipCode(zipAndCity);
dbo.Color = color;
if (dbo.LastName == string.Empty ||
dbo.Name == string.Empty ||
dbo.ZipCode == string.Empty ||
dbo.City == string.Empty ||
dbo.Color == string.Empty)
{
return(false);
}
return(true);
}
