private Dictionary <string, int> GetColumnNames(CSVColumnSettings columnSettings)
{
if (columnSettings.DataRows.Length == 0 || columnSettings.DataRows.Length <= columnSettings.StartRowIndex)
{
throw new ArgumentException($"{nameof(columnSettings.DataRows)} must no be empty");
}
string[] columns = null;
var settings = new CSVSettings
{
Separator = columnSettings.Separator,
HasSurroundingQuotationMarks = columnSettings.HasSurroundingQuotationMarks
};
if (columnSettings.HasColumnRow)
{
if (columnSettings.HasSurroundingQuotationMarks)
{
var columnRow = columnSettings.DataRows[columnSettings.StartRowIndex];
columns = columnRow.Split('\"').Where(part => part != columnSettings.Separator.ToString()).Skip(1).ToArray();
if (columns.Last().IsNullOrEmpty() && !columnRow.EndsWith(columnSettings.Separator.ToString()))
{
columns = columns.Take(columns.Length - 1).ToArray();
}
}
else
{
columns = columnSettings.DataRows[columnSettings.StartRowIndex].Replace("\n", "").Trim().Split(columnSettings.Separator);
}
}
else
{
foreach (var columnRow in columnSettings.DataRows.Skip(columnSettings.StartRowIndex))
{
settings.DataRow = columnRow;
var dataCells = GetDataCells(settings);
if (columns == null || columns.Length < dataCells.Length)
{
columns = dataCells;
}
}
}
var columnsDictionary = new Dictionary <string, int>();
for (var i = 0; i < columns.Length; i++)
{
columnsDictionary.Add(columnSettings.HasColumnRow ? columns[i] : i.ToString(), i);
}
return(columnsDictionary);
}
public IEnumerable <T> Convert <T>(DataProperty configuration, string data, bool removeDublicates = true) where T : class, IEmpty
{
if (data.IsNullOrEmpty())
{
return(new List <T>());
}
data = data.Replace("\r", "");
var dataRows = data.Split('\n');
var dataRecords = new List <T>();
var columnSettings = new CSVColumnSettings
{
DataRows = dataRows,
HasColumnRow = configuration.HasColumnNamesCSV,
HasSurroundingQuotationMarks = configuration.HasSurroundingQuotationMarksCSV,
Separator = configuration.SeparatorCSVColumn,
StartRowIndex = configuration.StartRowIndexCSV
};
var settings = new CSVSettings
{
ColumnNames = GetColumnNames(columnSettings),
Properties = configuration.DataProperties,
Separator = configuration.SeparatorCSVColumn,
CultureInfo = configuration.CultureCode.GetCultureInfo(),
HasSurroundingQuotationMarks = configuration.HasSurroundingQuotationMarksCSV
};
var startRowIndex = configuration.StartRowIndexCSV + (configuration.HasColumnNamesCSV ? 1 : 0);
for (var rowIndex = startRowIndex; rowIndex < dataRows.Length; rowIndex++)
{
settings.DataRow = dataRows[rowIndex];
var dataRecord = ProcessDataRow <T>(settings);
if (!(dataRecord?.IsEmpty ?? false))
{
dataRecords.Add(dataRecord);
}
}
return(removeDublicates ? RemoveDoublets(configuration, dataRecords) : dataRecords);
}