//This function is the main method to get enum value by passing fidId and enumValue and return true/false when it found or not found the value in enumtype.def.
//This function will return RDMEnumDisplayValue object which contains all information about the enum value including the description.
public bool GetEnumDisplayValue(int fidId, int enumValue, out RdmEnumDisplayValue displayValue)
{
displayValue = null;
var groupId = from x in _enumEntries where x.Fid == fidId select x.EnumGroupId;
var enumerable = groupId as int[] ?? groupId.ToArray();
if (!enumerable.Any())
{
return(false);
}
var enumDisplay = from y in _enumDisplayValues
where y.EnumGroupId == enumerable.First() && y.EnumValue == enumValue
select y;
var enumDisplayValues = enumDisplay as RdmEnumDisplayValue[] ?? enumDisplay.ToArray();
if (!enumDisplayValues.Any())
{
return(false);
}
displayValue = enumDisplayValues.First();
return(true);
}
public static async Task <Tuple <bool, RdmEnumTypeDef, string> > LoadEnumTypeDefAsync(string filename)
{
var errorMsg = string.Empty;
var enumFidList = new List <RdmEnumEntry>();
var enumDisplayValueList = new List <RdmEnumDisplayValue>();
var rdmEnumTypeDef = new RdmEnumTypeDef(enumFidList, enumDisplayValueList);
if (!File.Exists(filename))
{
errorMsg += $"\nCannot find file {filename}";
return(new Tuple <bool, RdmEnumTypeDef, string>(false, rdmEnumTypeDef, errorMsg));
}
var enumIndex = 0;
var isFidList = false;
try
{
using (var fs = File.OpenRead(filename))
using (var bs = new BufferedStream(fs))
using (var sr = new StreamReader(bs))
{
string readLine;
while ((readLine = await sr.ReadLineAsync()) != null)
{
try
{
if (readLine[0] == '!')
{
continue;
}
var splitStr = Regex.Matches(readLine, @"[\""].+?[\""]|[^ ]+")
.Cast <Match>()
.Select(column => column.Value)
.ToList();
if (!int.TryParse(splitStr[0], out var enumValue))
{
if (!isFidList)
{
enumIndex++;
isFidList = true;
}
var enumEntry = new RdmEnumEntry
{
Acronym = splitStr[0],
Fid = int.Parse(splitStr[1]),
EnumGroupId = enumIndex
};
enumFidList.Add(enumEntry);
}
else
{
if (isFidList)
{
isFidList = false;
}
var enumDisplayValue = new RdmEnumDisplayValue
{
EnumGroupId = enumIndex,
EnumValue = enumValue,
EnumDisplay = splitStr[1]
};
if (splitStr.Count > 2)
{
var tempArray = new string[splitStr.Count - 2];
Array.Copy(splitStr.ToArray(), 2, tempArray, 0, splitStr.Count - 2);
var meaningStr = string.Join(" ", tempArray);
enumDisplayValue.EnumMeaning = meaningStr;
}
else
{
enumDisplayValue.EnumMeaning = string.Empty;
}
enumDisplayValueList.Add(enumDisplayValue);
}
}
catch (Exception exception)
{
errorMsg = $"{exception.Message}\n{exception.StackTrace}";
return(new Tuple <bool, RdmEnumTypeDef, string>(false, rdmEnumTypeDef, errorMsg));
}
}
}
return(new Tuple <bool, RdmEnumTypeDef, string>(true, rdmEnumTypeDef, errorMsg));
}
catch (Exception exception)
{
errorMsg += $"\n{exception.Message}\n{exception.StackTrace}";
return(new Tuple <bool, RdmEnumTypeDef, string>(false, rdmEnumTypeDef, errorMsg));
}
}