/// <summary>
/// Return the argument associated with the key.
/// If the key is not found, then return the default,
/// If the default is null, then the argument is required, so
/// if not found then null is returned and explanation is set.
/// </summary>
/// <param name="argList"></param>
/// <param name="key"></param>
/// <param name="defaultValue"></param>
/// <returns></returns>
private static string GetArgumentAsString(List <RequestArgument> argList, string key, string defaultValue, out string explanation)
{
explanation = "";
RequestArgument arg = argList.SingleOrDefault(rr => rr.Key == key);
if (arg != null)
{
return(arg.Value);
}
else if (defaultValue == null)
{
explanation = $"Key={key}. Null default and key not found.";
return(null);
}
else
{
return(defaultValue);
}
}
/// <summary>
/// A raw request file has been place in the requests area. A SimEngine request file is built.
/// The format of the raw file is:
/// * Lines beginning with # are comments
/// * lines that are empty after trimming are ignored
/// * lines beginning with "action:" are followed by action name and argument
/// * actions are a comma list, with first token the action name (e.g. Experiment)
/// and other tokens in key=value pairs. E.g. Experiment,Project=MyProject,Experiment=MyExperiment
/// or "Status,ID=MyID"
/// </summary>
/// <param name="fileDropFolderPath"></param>
/// <param name="action"></param>
/// <param name="projectFilename"></param>
/// <param name="argsList"></param>
/// <param name="explanation"></param>
/// <returns></returns>
private static bool ParseRawRequestFile(string fileDropFolderPath, List <SimEngineRequest> requestsList, out string explanation)
{
explanation = "";
if (requestsList == null)
{
explanation = $"RequestsList cannot be null";
return(false);
}
requestsList.Clear();
StringBuilder sbComments = new StringBuilder();
try
{
string[] lines = File.ReadAllLines(fileDropFolderPath);
foreach (string line in lines)
{
string trimmedLine = line.Trim();
if (string.IsNullOrEmpty(trimmedLine))
{
goto GetNextLine;
}
if (trimmedLine.StartsWith("#"))
{
sbComments.AppendLine(trimmedLine);
goto GetNextLine;
}
string[] argTokens = line.Trim().Split(',');
int lineNbr = 0;
string action = "";
string project = "";
List <RequestArgument> argsList = new List <RequestArgument>();
foreach (string argToken in argTokens.ToList())
{
lineNbr++;
string[] pairTokens = argToken.Split('=');
if (pairTokens.Length != 2)
{
explanation = $"Line#={lineNbr} Pair={argToken} is missing '='";
return(false);
}
string key = pairTokens[0].ToLower();
switch (key)
{
case "action":
{
action = pairTokens[1];
}
break;
case "project":
{
project = pairTokens[1];
}
break;
default:
{
RequestArgument arg = new RequestArgument(pairTokens[0], pairTokens[1]);
argsList.Add(arg);
}
break;
}
} // foreach argPair
if (!string.IsNullOrEmpty(action) && !string.IsNullOrEmpty(project))
{
SimEngineRequest request = new SimEngineRequest(action, project, argsList);
requestsList.Add(request);
}
else
{
explanation = $"Invalid Request at Line={lineNbr}. No Action or Project specified.";
return(false);
}
GetNextLine :;
}
return(true);
}
catch (Exception ex)
{
explanation = $"File={fileDropFolderPath} Err={ex.Message}";
return(false);
}
}
