private static Func<int> ParseCommand (String cmd, ProgramUI ui, Parameters parameters)
{
switch (cmd) {
case "list-crafts":
return () => new ListCrafts (ui).Execute (parameters.InputFilePath, parameters.CraftFilter);
case "list-parts":
return () => new ListParts (ui).Execute (parameters.InputFilePath, parameters.CraftFilter, parameters.PartFilter);
case "list-partdeps":
return () => new ListPartDeps (ui).Execute (parameters.InputFilePath, parameters.CraftFilter, parameters.PartFilter);
case "remove-parts":
return () => new RemoveParts (ui).Execute (parameters.InputFilePath, parameters.OutputFilePath, parameters.CraftFilter, parameters.PartFilter);
default:
throw new ArgumentException ($"Invalid command '{cmd}'...");
}
}
public static int Main (params String[] args)
{
var errors = new List<String> ();
var parameters = new Parameters () {
CraftFilter = new RegexFilter (""),
PartFilter = new RegexFilter ("")
};
var ui = new ProgramUI (parameters);
var printInfoHeader = new Info (ui);
var printUsage = new Help (ui);
var commandLineParser = new CommandLineParser ()
.RequiredArgument (0, cmd => parameters.Command = ParseCommand (cmd, ui, parameters))
.RequiredSwitchArg<String> ("i", filePath => parameters.InputFilePath = filePath)
.OptionalSwitchArg<String> ("o", filePath => parameters.OutputFilePath = filePath)
.OptionalSwitchArg<String> ("c", "craft", pattern => parameters.CraftFilter = new RegexFilter (pattern))
.OptionalSwitchArg<String> ("p", "part", pattern => parameters.PartFilter = new RegexFilter (pattern))
.OptionalSwitch ("s", "silent", () => parameters.SilentExecution = true)
.OnError (errors.Add);
try {
commandLineParser.Parse (args);
if (parameters.OutputFilePath == null) {
parameters.OutputFilePath = parameters.InputFilePath;
}
if (errors.Count > 0) {
printInfoHeader.Execute ();
printUsage.Execute ();
errors.ForEach (ui.DisplayErrorMessage);
return -1;
}
if (!parameters.SilentExecution)
printInfoHeader.Execute ();
return parameters.Command ();
} catch (Exception ex) {
ui.DisplayErrorMessage (ex.ToString ());
return -1;
}
}