/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="args"></param>
/// <param name="variable"></param>
/// <param name="suggestions"></param>
/// <returns></returns>
Suggestion AutoCompleteVariable(string input, string[] args, ConfigVariable variable)
{
var suggestion = new Suggestion(input);
var type = variable.TargetProperty.PropertyType;
var candidates = new string[0];
//
// Gather possible values :
//
if (type == typeof(bool))
{
candidates = new string[] { "True", "False" };
}
else if (type.IsEnum)
{
candidates = Enum.GetNames(type);
}
else
{
candidates = new string[] { variable.Get() };
}
//
// Only name of the variables is entered.
// Just show possible values.
//
if (args.Length == 1)
{
suggestion.Set(args[0] + " ");
suggestion.AddRange(candidates.Select(c1 => args[0] + " " + c1));
return(suggestion);
}
//
// Select candidates that starts with entered value.
//
var longest = LongestCommon(args[1], ref candidates);
suggestion.AddRange(candidates.Select(c1 => args[0] + " " + c1));
// add quotes if longest common contains spaces :
if (longest != null && longest.Any(c => char.IsWhiteSpace(c)))
{
longest = "\"" + longest; // + "\"";
if (candidates.Length == 1)
{
// only on suggestion - close quotes.
longest += "\"";
}
}
else
{
}
suggestion.Set(string.Format("{0} {1}", args[0], longest));
return(suggestion);
}
/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="candidates"></param>
/// <param name="suggestions">Null if no suggestions</param>
/// <returns></returns>
public Suggestion AutoComplete(string input)
{
if (string.IsNullOrWhiteSpace(input))
{
return(new Suggestion(""));
}
var suggestion = new Suggestion(input);
var args = CommandLineParser.SplitCommandLine(input).ToArray();
var cmd = args[0];
var cmdList = CommandList.ToList();
var varDict = Game.Config.Variables;
var comparison = StringComparison.OrdinalIgnoreCase;
ConfigVariable cfgVar;
if (cmdList.Any(c => string.Equals(c, cmd, comparison)))
{
return(AutoCompleteCommand(input, args, cmd));
}
else if (varDict.TryGetValue(cmd, out cfgVar))
{
return(AutoCompleteVariable(input, args, cfgVar));
}
else
{
cmdList.AddRange(varDict.Select(v => v.Value.FullName).OrderBy(n => n));
var candidates = cmdList.ToArray();
var longestCommon = LongestCommon(cmd, ref candidates);
if (!string.IsNullOrWhiteSpace(longestCommon))
{
if (candidates.Length <= 1)
{
suggestion.CommandLine = longestCommon + " ";
}
else
{
suggestion.CommandLine = longestCommon;
}
}
suggestion.AddRange(candidates);
return(suggestion);
}
}
/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="suggestions"></param>
/// <returns></returns>
Suggestion AutoCompleteCommand(string input, string[] args, string commandName)
{
var suggestion = new Suggestion(input);
var cmd = GetCommand(commandName);
var parser = GetParser(commandName);
var numRequired = parser.RequiredUsageHelp.Count;
var numOptions = parser.OptionalUsageHelp.Count;
var tailingSpace = input.Last() == ' ';
// add fictional empty argument for more clear suggestion:
if (tailingSpace)
{
Array.Resize <string>(ref args, args.Length + 1);
args[args.Length - 1] = "";
}
// command without tailing space - add space:
if (args.Length == 1)
{
suggestion.CommandLine = ArgsToString(args) + " ";
DetailedCommandHelp(suggestion, parser, commandName);
return(suggestion);
}
// store last argument :
var lastArg = args.Last();
// question?
if (lastArg == "?")
{
DetailedCommandHelp(suggestion, parser, commandName);
return(suggestion);
}
// add short help :
AddCommandSyntax(suggestion, parser, commandName);
if (lastArg.StartsWith("/"))
{
#region OPTIONS
var name = lastArg.Substring(1);
var index = name.IndexOf(':');
if (index != -1)
{
name = name.Substring(0, index);
}
var candidates = new string[0];
var options = parser.OptionalUsageHelp;
CommandLineParser.ArgumentInfo pi;
if (options.TryGetValue(name, out pi))
{
if (pi.ArgumentType == typeof(bool))
{
suggestion.CommandLine = ArgsToString(args) + " ";
return(suggestion);
}
else
{
if (index == -1)
{
suggestion.CommandLine = ArgsToString(args) + ":";
return(suggestion);
}
else
{
var value = lastArg.Substring(index + 2);
candidates = cmd.Suggest(pi.ArgumentType, name).ToArray();
value = LongestCommon(value, ref candidates);
suggestion.AddRange(candidates);
suggestion.CommandLine = ArgsToString(args, "/" + name + ":" + value);
return(suggestion);
}
}
}
candidates = options
.Select(p => "/" + p.Key)
.OrderBy(n => n).ToArray();
lastArg = LongestCommon(lastArg, ref candidates);
suggestion.AddRange(candidates);
suggestion.CommandLine = ArgsToString(args, lastArg);
#endregion
}
else
{
#region REQUIRED
var candidates = new string[0];
int currentIndex = Math.Max(0, args.Skip(1).Count(arg => !arg.StartsWith("/"))) - 1;
if (currentIndex < numRequired)
{
var pi = parser.RequiredUsageHelp[currentIndex];
var name = pi.Name;
var type = pi.ArgumentType;
candidates = cmd.Suggest(type, name).ToArray();
var longest = LongestCommon(lastArg, ref candidates);
suggestion.AddRange(candidates);
var postFix = (lastArg == "" || candidates.Length == 1) ? " " : "";
suggestion.CommandLine = ArgsToString(args, longest ?? lastArg) + postFix;
}
#endregion
}
return(suggestion);
}
/// <summary>
///
/// </summary>
/// <param name="input"></param>
/// <param name="args"></param>
/// <param name="variable"></param>
/// <param name="suggestions"></param>
/// <returns></returns>
Suggestion AutoCompleteVariable ( string input, string[] args, ConfigVariable variable )
{
var suggestion = new Suggestion(input);
var type = variable.Property.PropertyType;
var candidates = new string[0];
//
// Gather possible values :
//
if (type==typeof(bool)) {
candidates = new string[]{"True", "False"};
} else if (type.IsEnum) {
candidates = Enum.GetNames(type);
} else {
candidates = new string[]{variable.Get()};
}
//
// Only name of the variables is entered.
// Just show possible values.
//
if (args.Length==1) {
suggestion.Set( args[0] + " ");
suggestion.AddRange( candidates.Select( c1 => args[0] + " " + c1 ) );
return suggestion;
}
//
// Select candidates that starts with entered value.
//
candidates = candidates
.Where( c => c.StartsWith( args[1], StringComparison.OrdinalIgnoreCase) )
.ToArray();
var longest = LongestCommon( candidates );
suggestion.AddRange( candidates.Select( c1 => args[0] + " " + c1 ) );
// add quotes if longest common contains spaces :
if (longest!=null && longest.Any( c => char.IsWhiteSpace(c) )) {
longest = "\"" + longest;// + "\"";
if (candidates.Length==1) {
// only on suggestion - close quotes.
longest += "\"";
}
} else {
}
suggestion.Set( string.Format("{0} {1}", args[0], longest) );
return suggestion;
}
