public static ((int Column, int Row), (int Column, int Row))? TranslateRange(this System.Data.DataTable table, string range)
{
ArgumentGuards.GuardAgainstNullRange(range);
range = TranslateUnknown(table, range);
var tuple = CellRange.Translate(range, Offset.ZeroBased);
if (!table.Contains(tuple))
{
return(null);
}
return(tuple);
}
public static string Shift(this System.Data.DataTable table, string range, string toColumn)
{
ArgumentGuards.GuardAgainstNullTable(table);
ArgumentGuards.GuardAgainstNullRange(range);
if (string.IsNullOrEmpty(toColumn))
{
throw new ArgumentNullException(nameof(toColumn));
}
var tuple = table.TranslateRange(range);
if (!tuple.HasValue)
{
throw new ArgumentOutOfRangeException(nameof(range), $"The data table does not contain the range {range}.");
}
if (!CellRange.IsSameColumn(tuple.Value))
{
throw new ArgumentException("A shift cannot be performed across multiple columns.", nameof(range));
}
return($"{toColumn}{tuple.Value.Item1.Row + 1}:{toColumn}{tuple.Value.Item2.Row + 1}");
}