public MereFileField(MereColumn mereColumnForField, string delimiter, int index, string recordKey, string toStringFormat, string padChar, List <MereFileParsingOption> fileFieldParsingOptions, int fieldLength)
{
MereColumnForField = mereColumnForField;
Delimiter = delimiter;
Index = index;
RecordKey = recordKey;
ToStringFormat = toStringFormat;
PadChar = padChar ?? " ";
FileFieldParsingOptions = fileFieldParsingOptions;
FieldLength = fieldLength;
}
public static MereFileField GetFileField(MereColumn mereColumn, IMereFileFieldAttribute fileFieldAttr)
{
return(new MereFileField(mereColumn, fileFieldAttr.Delimiter, fileFieldAttr.Index, fileFieldAttr.RecordKey,
fileFieldAttr.ToStringFormat, fileFieldAttr.PadChar, fileFieldAttr.FileFieldParsingOptions,
fileFieldAttr.FieldLength));
}
public static string ParseFieldForWrite(MereColumn mereColumn, string toStringFormat, List <MereFileParsingOption> options, int fieldLength, string padChar, object value, bool fixedWidth)
{
string v;
if (!string.IsNullOrWhiteSpace(toStringFormat))
{
if (mereColumn.PropertyDescriptor.PropertyType == typeof(DateTime))
{
var d = (DateTime)value; // field.Get(value);
v = d.ToString(toStringFormat);
}
else if (mereColumn.PropertyDescriptor.PropertyType == typeof(DateTime?))
{
var o = value; // field.Get(value);
if (o != null)
{
var d = (DateTime)o;
v = d.ToString(toStringFormat);
}
else
{
v = "";
}
}
else if (mereColumn.PropertyDescriptor.PropertyType == typeof(int))
{
var d = (int)value;
v = d.ToString(toStringFormat);
}
else if (mereColumn.PropertyDescriptor.PropertyType == typeof(int?))
{
var o = value; // field.Get(value);
if (o != null)
{
var d = (int)o;
v = d.ToString(toStringFormat);
}
else
{
v = "";
}
}
else if (mereColumn.PropertyDescriptor.PropertyType == typeof(decimal))
{
var d = (decimal)value;
v = d.ToString(toStringFormat);
}
else if (mereColumn.PropertyDescriptor.PropertyType == typeof(decimal?))
{
var o = value; //field.Get(value);
if (o != null)
{
var d = (decimal)o;
v = d.ToString(toStringFormat);
}
else
{
v = "";
}
}
else
{
//var o = field.Get(value);
v = value == null ? "" : value.ToString();
}
}
else
{
v = value == null ? "" : value.ToString();
}
if (options != null && options.Any())
{
//decimal precision
if (options.Contains(MereFileParsingOption.DecimalPrecision1))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".0");
}
if (options.Contains(MereFileParsingOption.DecimalPrecision2))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".00");
}
if (options.Contains(MereFileParsingOption.DecimalPrecision3))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".000");
}
if (options.Contains(MereFileParsingOption.DecimalPrecision4))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".0000");
}
if (options.Contains(MereFileParsingOption.DecimalPrecision5))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".00000");
}
if (options.Contains(MereFileParsingOption.DecimalPrecision6))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".000000");
}
//end decimal precision
//removed decimal
if (options.Contains(MereFileParsingOption.RemovedDecimal1))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".0").Replace(".", "");
}
if (options.Contains(MereFileParsingOption.RemovedDecimal2))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".00").Replace(".", "");
}
if (options.Contains(MereFileParsingOption.RemovedDecimal3))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".000").Replace(".", "");
}
if (options.Contains(MereFileParsingOption.RemovedDecimal4))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".0000").Replace(".", "");
}
if (options.Contains(MereFileParsingOption.RemovedDecimal5))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".00000").Replace(".", "");
}
if (options.Contains(MereFileParsingOption.RemovedDecimal6))
{
v = decimal.Parse(string.IsNullOrEmpty(v.Trim()) ? "0" : v).ToString(".000000").Replace(".", "");
}
//end removed decimal
//check Ebcidic
if (options.Contains(MereFileParsingOption.Ebcidic))
{
var pos = new[] { '{', 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', 'I', ' ' };
var neg = new[] { '}', 'J', 'K', 'L', 'M', 'N', 'O', 'P', 'Q', 'R', ' ' };
v = v.Trim();
var l = string.IsNullOrEmpty(v) ? 0 : int.Parse(v.Last().ToString());
l = l < 10 ? l : 10;
var isNeg = v.StartsWith("-");
var c = isNeg ? neg[l] : pos[l];
v = string.Join("", v.Take(v.Length - 1)).TrimStart('-') + c;
}
//end check Ebcidic
//check trailing neg
if (options.Contains(MereFileParsingOption.TrailingNegative))
{
v = v.Trim();
if (v.StartsWith("-"))
{
v = v.TrimStart('-') + "-";
}
}
//end check trailing neg
if (options.Contains(MereFileParsingOption.TrimStartSpaces))
{
v = v.TrimStart();
}
if (options.Contains(MereFileParsingOption.TrimEndSpaces))
{
v = v.TrimEnd();
}
if (options.Contains(MereFileParsingOption.Trim))
{
v = v.Trim();
}
if (fixedWidth)
{
//pad to width
if (options.Contains(MereFileParsingOption.AlignLeft))
{
v = v.PadRight(fieldLength, padChar.First());
}
else
{
v = v.PadLeft(fieldLength, padChar.First());
}
//end pad to width
}
}
else if (fixedWidth && !string.IsNullOrEmpty(padChar))
{
v = v.PadLeft(fieldLength, padChar.First());
}
if (options != null && options.Contains(MereFileParsingOption.WrapWithDoubleQuotes))
{
v = "\"" + v + "\"";
}
if (fixedWidth)
{
//check length
if (v.Length > fieldLength)
{
v = string.Join("", v.Take(fieldLength));
}
//end check length
}
return(v);
}
