public void Interpret(ConsoleCommandEventArgs eventArgs)
{
// Abort if eventArgs does not contain useful arguments. The first parameter must be a
// command name.
if (eventArgs == null)
{
return;
}
var args = eventArgs.Args;
if (args == null || args.Length == 0)
{
return;
}
try
{
string commandName = args[0].ToLowerInvariant();
if (commandName == "help")
{
// ----- Help command.
// If the previous command handlers have handled this command then we write
// a newline to create some space between the help texts.
if (eventArgs.Handled)
{
Console.WriteLine();
}
if (args.Length == 1)
{
WriteHelp(); // Write general help.
}
else if (!eventArgs.Handled)
{
WriteCommandHelp(args[1]); // help <command> --> Write specific help.
}
return;
}
// Abort if command (other than "help") was already handled.
if (eventArgs.Handled)
{
return;
}
ConsoleCommand command;
bool found = Commands.TryGet(commandName, out command);
if (!found)
{
throw new ConsoleCommandException(ConsoleCommandException.ErrorInvalidCommand, args[0]);
}
if (command.Execute != null)
{
command.Execute(args);
}
}
catch (Exception exception)
{
// We catch all exceptions and print them.
Console.WriteLine(exception.Message);
}
}
private void OnCommandEntered(ConsoleCommandEventArgs eventArgs)
{
var handler = CommandEntered;
try
{
if (handler != null)
handler(this, eventArgs);
}
catch (Exception exception)
{
// We catch all exceptions and print them.
WriteLine(exception.Message);
}
// At last call default interpreter.
Interpreter.Interpret(eventArgs);
}
public void Interpret(ConsoleCommandEventArgs eventArgs)
{
// Abort if eventArgs does not contain useful arguments. The first parameter must be a
// command name.
if (eventArgs == null)
return;
var args = eventArgs.Args;
if (args == null || args.Length == 0)
return;
try
{
string commandName = args[0].ToLowerInvariant();
if (commandName == "help")
{
// ----- Help command.
// If the previous command handlers have handled this command then we write
// a newline to create some space between the help texts.
if (eventArgs.Handled)
Console.WriteLine();
if (args.Length == 1)
WriteHelp(); // Write general help.
else if (!eventArgs.Handled)
WriteCommandHelp(args[1]); // help <command> --> Write specific help.
return;
}
// Abort if command (other than "help") was already handled.
if (eventArgs.Handled)
return;
ConsoleCommand command;
bool found = Commands.TryGet(commandName, out command);
if (!found)
throw new ConsoleCommandException(ConsoleCommandException.ErrorInvalidCommand, args[0]);
if (command.Execute != null)
command.Execute(args);
}
catch (Exception exception)
{
// We catch all exceptions and print them.
Console.WriteLine(exception.Message);
}
}