/// <summary>
/// Return multiple lists of X9Fields comprising this X9Record, where fixed-length fields are grouped together into single segments, while dynamic-length fields
/// are placed in their own segments. Currently, this only supports one dynamic length field per record, which must come after all fixed-length fields in said record.
///
/// For a record with the following fields: Fixed1, Fixed2, Fixed3, Dynamic1, the resulting segments would look like [Fixed1, Fixed2, Fixed3], [Dynamic1]
/// </summary>
internal List <RecordByteSegment> GetSegments()
{
IEnumerable <X9Field> fields = this.GetFields();
IEnumerable <X9Field> fixedLengthFields = fields.Where(f => f.FieldType.IsFixedLength);
X9Field dynamicLengthField = fields.FirstOrDefault(f => !f.FieldType.IsFixedLength);
var fixedSegment = new RecordByteSegment
{
Offset = 0,
Length = fixedLengthFields.Sum(f => f.FieldType.Length),
Fields = fixedLengthFields.ToList()
};
List <RecordByteSegment> segs = new List <RecordByteSegment>
{
fixedSegment
};
if (dynamicLengthField != null)
{
segs.Add(new RecordByteSegment
{
Offset = fixedSegment.Offset + fixedSegment.Length.Value,
Fields = new List <X9Field> {
dynamicLengthField
}
});
}
return(segs);
}
/// <summary>
/// Compare this record to another (usually of the same type) and return whether or not they are identical.
/// </summary>
public bool Equals(X9Record that)
{
if (this.GetType() != that.GetType())
{
return(false);
}
else
{
List <X9Field> thisFields = this.GetFields().ToList();
List <X9Field> thatFields = that.GetFields().ToList();
if (thisFields.Count() != thatFields.Count())
{
return(false);
}
else
{
for (int i = 0; i < thisFields.Count(); i++)
{
X9Field thisField = thisFields[i];
X9Field thatField = thatFields[i];
if (thisField.GetType() != thatField.GetType())
{
return(false);
}
else
{
if (thisField.GetType() == typeof(X9TextField))
{
if (!((X9TextField)thisField).Equals((X9TextField)thatField))
{
return(false);
}
}
else if (thisField.GetType() == typeof(X9ImageField))
{
if (!((X9ImageField)thisField).Equals((X9ImageField)thatField))
{
return(false);
}
}
}
}
}
}
return(true);
}