private int subRecordBinding(ISO_8211_Record_DataDesc.FormatControl fc, byte[] unitBuff, int fieldPos,ISO_8211_Record_SubField subRecord)
{
int length = fc.length;
byte[] buff;
switch (fc.type)
{
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.A:
StringBuilder sb = new StringBuilder();
char ch;
if (length == 0)
{
while ((ch =Convert.ToChar(unitBuff[fieldPos++])) != (char)DELIMITERS.FT)
sb.Append(ch);
}
else
{
for (int t = 0; t < length; t++)
{
ch = Convert.ToChar(unitBuff[fieldPos++]);
sb.Append(ch);
}
}
subRecord.type = ISO_8211_Record_DataDesc.FORMAT_CONTROL.A;
subRecord.value = Encoding.ASCII.GetBytes(sb.ToString());
break;
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.I:
break;
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.R:
break;
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.B:
break;
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.b1:
buff = new byte[length];
Array.Copy(unitBuff, fieldPos, buff, 0, length);
fieldPos += length;
subRecord.type = ISO_8211_Record_DataDesc.FORMAT_CONTROL.b1;
subRecord.value = buff;
break;
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.b2:
buff = new byte[length];
Array.Copy(unitBuff, fieldPos, buff, 0, length);
fieldPos += length;
subRecord.type = ISO_8211_Record_DataDesc.FORMAT_CONTROL.b2;
subRecord.value = buff;
break;
case ISO_8211_Record_DataDesc.FORMAT_CONTROL.b4:
buff = new byte[length];
Array.Copy(unitBuff, fieldPos, buff, 0, length);
fieldPos += length;
subRecord.type = ISO_8211_Record_DataDesc.FORMAT_CONTROL.b4;
subRecord.value = buff;
break;
default:
break;
}
return fieldPos;
}
//Load Data Record
private void Load_DataRecord(ISO_8211_DataRecord dataRecord, int fullPos)
{
ISO_8211_Leader leader = dataRecord.leader;
List<ISO_8211_Directory> dirList = dataRecord.directoryList;
Dictionary<string, ISO_8211_Record_DataDesc> ddrList = ((ISO_8211_DataRecordHeader)recordList[0]).ddrList;
dataRecord.records = new List<ISO_8211_Record_Field>();
byte[] recordBuff = new byte[leader.rl - leader.bafa];
Array.Copy(fullData, leader.bafa + fullPos, recordBuff, 0, leader.rl - leader.bafa);
int unitPos = 0;
for (int i = 0; i < dirList.Count; i++)
{
string recordTag = new string(dirList[i].Tag);
ISO_8211_Record_DataDesc ddr = ddrList[recordTag];
ISO_8211_Record_Field record = new ISO_8211_Record_Field();
record.tag = recordTag;
int fieldLength = dirList[i].Length;
byte[] unitBuff = new byte[fieldLength];
Array.Copy(recordBuff, unitPos, unitBuff, 0, fieldLength);
unitPos += fieldLength;
int fieldPos = 0;
if (ddr.array_desc_str[0].Equals('*'))
{
while (unitBuff[fieldPos] != (int)DELIMITERS.UT)
{
for (int k = 0; k < ddr.array_descriptions.Count; k++)
{
string tag = ddr.array_descriptions[k];
ISO_8211_Record_DataDesc.FormatControl fc = ddr.format_controls[k];
ISO_8211_Record_SubField subRecord = new ISO_8211_Record_SubField();
fieldPos = subRecordBinding(fc, unitBuff, fieldPos, subRecord);
subRecord.tag = tag;
record.subRecords.Add(subRecord);
}
}
}
else
{
for (int z = 0; z < ddr.array_descriptions.Count; z++)
{
string tag = ddr.array_descriptions[z];
ISO_8211_Record_DataDesc.FormatControl fc = ddr.format_controls[z];
int length = fc.length;
if (tag[0].Equals('\\') && tag[1].Equals('*'))
{
string[] tags = tag.Substring(2).Split('!');
while (unitBuff[fieldPos] != (int)DELIMITERS.UT)
{
for (int k = 0; k < tags.Length; k++)
{
string nextTag = tags[k];
ISO_8211_Record_DataDesc.FormatControl nextFc = ddr.format_controls[z+k];
ISO_8211_Record_SubField subRecord = new ISO_8211_Record_SubField();
fieldPos = subRecordBinding(nextFc, unitBuff, fieldPos, subRecord);
subRecord.tag = nextTag;
record.subRecords.Add(subRecord);
}
}
}
else
{
ISO_8211_Record_SubField subRecord = new ISO_8211_Record_SubField();
fieldPos = subRecordBinding(fc, unitBuff, fieldPos, subRecord);
subRecord.tag = tag;
record.subRecords.Add(subRecord);
}
}
}
dataRecord.records.Add(record);
}
}
