public static Result <SisLine, Error> DeserializeSisLine(string line)
{
var cells = line.Split('\t');
if (cells.Length < 5)
{
return(new Error($"Invalid tab count, cannot parse as SisLine: {line}"));
}
var pos = DiagramPosition.TryFrom(cells[0]);
if (!int.TryParse(cells[1], out int qty))
{
return(new Error($"Could not parse line quantity: {line}"));
}
bool purch = cells[2].Contains("P");
bool gp = cells[2].Contains("G");
bool ccr = cells[2].Contains("C");
var pn = PartNumber.Parse(cells[3]);
var desc = PartDescription.Parse(cells[4]);
return(pn
.CombineWith(desc)
.CombineWith(pos)
.Match(
ok => new SisLine(ok.Item1, ok.Item2, ok.Item3, qty, purch, gp, ccr),
err => Result.Error <SisLine, Error>(err)));
}
public static Result <SisGroup, Error> DeserializeSisGroup(string text)
{
var lines = text.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries);
if (lines.Length < 1)
{
return(new Error());
}
var firstLine = lines[0].Split('\t');
if (firstLine.Length < 3)
{
return(new Error("Could not separate group description from group number."));
}
var groupNumber = PartNumber.Parse(firstLine[1]);
var groupDesc = PartDescription.Parse(firstLine[2]);
var lineResults = lines
.Skip(1) // skip header line with group information
.Select(txt => DeserializeSisLine(txt))
.ToList();
// fail if any lines could not be deserialized
if (lineResults.Any(ln => ln.IsError))
{
return(lineResults.First(ln => ln.IsError).ErrorOrThrow());
}
var sisLines = lineResults
.Select(ln => ln.ValueOrThrow()) // all results verified
.ToList();
return(groupNumber
.CombineWith(groupDesc)
.Map(t => new SisGroup(t.Item1, t.Item2, sisLines)));
}