private Dictionary <string, ShortCodeSummary> GetShortCodeMap(List <TrakkerItem> items)
{
Dictionary <string, ShortCodeSummary> map = new Dictionary <string, ShortCodeSummary>();
foreach (TrakkerItem item in items)
{
string shortCode = item.Icn.GetFullShortCode(string.Empty);
if (!map.ContainsKey(shortCode))
{
ShortCodeSummary summary = new ShortCodeSummary();
summary.Count++;
summary.FirstRecordNumber = item.RecordNumber;
summary.ShortCode = shortCode;
map.Add(shortCode, summary);
}
else
{
ShortCodeSummary summary = map[shortCode];
summary.Count++;
}
}
return(map);
}
private char GetTrackFlag(ShortCodeSummary summary, TrakkerItem item)
{
if (summary.Count > 1)
{
return(' ');
}
return(item.TrakFlag);
}
public void WriteFile(List <TrakkerItem> items)
{
Dictionary <string, ShortCodeSummary> shortCodeMap = GetShortCodeMap(items);
string format = "{0,-9}{1,3:000}{2,1}{3,6:000000}";
using (StreamWriter sw = new StreamWriter(FileName, false))
{
foreach (TrakkerItem item in items.OrderBy(i => i.Icn.GetShortCode(string.Empty)))
{
string shortCode = item.Icn.GetFullShortCode(string.Empty);
ShortCodeSummary summary = shortCodeMap[shortCode];
sw.WriteLine(format, shortCode, summary.Count, GetTrackFlag(summary, item), summary.FirstRecordNumber);
}
}
}