private void SaveCommandExecutor(string commandParams)
{
var argumentsParser = new ArgumentsParser(commandParams);
if (argumentsParser.NextArgumentsCount != 1)
{
throw new MenuException();
}
_document.Save(argumentsParser.GetNextAsString());
}
private void InsertImageCommandExecutor(string commandParams)
{
var argumentsParser = new ArgumentsParser(commandParams);
if (argumentsParser.NextArgumentsCount != 4)
{
throw new MenuException();
}
int?position = GetPosition(argumentsParser.GetNextAsString());
int?weight = argumentsParser.GetNextAsInt();
int?height = argumentsParser.GetNextAsInt();
if (weight == null || height == null)
{
throw new MenuException();
}
string path = argumentsParser.GetNextAsString();
ICommand command = new InsertImageCommand(path, weight.Value, height.Value, _document, position);
command.Execute();
}
private void InsertParagraphCommandExecutor(string commandParams)
{
var argumentsParser = new ArgumentsParser(commandParams);
if (argumentsParser.NextArgumentsCount < 2)
{
throw new MenuException();
}
int? position = GetPosition(argumentsParser.GetNextAsString());
string text = argumentsParser.GetNextsAsString(' ');
ICommand command = new InsertParagraphCommand(text, _document, position);
command.Execute();
}
private List <ArgumentOption> GetArgumentOptions()
{
var result = new List <ArgumentOption>();
int?key = null;
var argumentsParser = new ArgumentsParser(_arguments.Take(_arguments.Length - 2).ToArray());
while (argumentsParser.HasNext)
{
switch (argumentsParser.GetNextAsString())
{
case "--encrypt":
key = argumentsParser.HasNext ? argumentsParser.GetNextAsInt() : null;
if (key == null)
{
throw new ApplicationException("Invalid command");
}
result.Add(new ArgumentOption(ArgumentType.Output, "--encrypt", key));
break;
case "--decrypt":
key = argumentsParser.HasNext ? argumentsParser.GetNextAsInt() : null;
if (key == null)
{
throw new ApplicationException("Invalid command");
}
result.Add(new ArgumentOption(ArgumentType.Input, "--decrypt", key));
break;
case "--compress":
result.Add(new ArgumentOption(ArgumentType.Output, "--compress"));
break;
case "--decompress":
result.Add(new ArgumentOption(ArgumentType.Input, "--decompress"));
break;
default:
throw new ApplicationException("Invalid command");
}
}
return(result);
}