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Console_Functions = {};

Console_CurrentFunction = null;

Console_DefaultPrompt = "\033[29;1m[atomic] \033[0m";

Console_LastClientId = null;

function Console_GetFunctionNames()

{

	return get_keys(Console_Functions);

}

// C++ callable functions

function Console_AutocompleteRequest(client_id, arg_index, commandline)

{

	Console_LastClientId = client_id;

	var result = [];

	var parts = [];

	var name = "Console_Shell";

	if (commandline.length > 0 && arg_index != 0)

	{

		parts = commandline.split(" ");

		name = parts.shift();

		arg_index--;

	}

	if (Console_Functions[name] && Console_Functions[name]["autocomplete"])

	{

		//Log("calling autocomplete_callback: " + name + "\n");

		result = Console_Functions[name]["autocomplete"](arg_index, parts);

	}

	var result_string = result.join("\n");

	ConsoleExport_AutoCompleteResponse(Console_LastClientId, result_string);

	return true;

}

function Console_PromptResponse(client_id, response)

{

	Console_LastClientId = client_id;

	var parts = array_remove_empty(response.split(" "));

	var current_function = Console_CurrentFunction;

	Console_CurrentFunction = Console_Shell;

	var result = current_function.apply(null, Array.prototype.slice.call(parts, 0));

	if (Console_CurrentFunction == Console_Shell)

	{

		Console_SetDefaultPrompt();

	}

	return result;

}

function Console_NewConnection(client_id)

{

	Console_LastClientId = client_id;

	return Console_SetDefaultPrompt();

}

// User script functions

function Console_GetClientId()

{

	return Console_LastClientId;

}

function Console_LogToClient(client_id, text)

{

	if (client_id)

	{

		return ConsoleExport_LogToClient(client_id, text);

	}

	return false;

}

function Console_PreventDefaultPrompt()

{

	Console_CurrentFunction = null;

}

function Console_SetDefaultPrompt()

{

	return Console_PromptRequest(Console_DefaultPrompt, Console_Shell);

}

function Console_PromptRequest(prompt, callback)

{

	Console_CurrentFunction = callback;

	return ConsoleExport_PromptRequest(Console_LastClientId, prompt);

}

function Console_RegisterCommand(command, autocomplete_callback)

{

	var command_string = command.toString();

	var pos_end = command_string.indexOf("\n") - 1;

	var pos_start = command_string.indexOf(" ") + 1;

	var full_name = command_string.substr(pos_start, pos_end - pos_start);

	var pos_split = full_name.indexOf("(");

	var name = full_name.substr(0, pos_split);

	var argument_string = full_name.substr(pos_split + 1);

	if (argument_string.length > 0)

	{

		argument_string = argument_string.replace(/,/g, "");

		argument_string = "<" + argument_string.replace(/ /g, "> <") + ">";

	}

	Console_Functions[name] = { "command" : command, "autocomplete" : autocomplete_callback, "help" : argument_string };

	return true;

}

function Console_StandardAutocomplete()

{

	var arg_index = arguments[0];

	var args = arguments[1];

	if (0 <= arg_index && arg_index < arguments.length - 2)

	{

		return arguments[arg_index + 2];

	}

	return [];

}

// Default call function

function Console_Shell()

{

	var args = to_array(arguments);

	var name = args.shift();

	if (Console_Functions[name] && Console_Functions[name]["command"])

	{

		return Console_Functions[name]["command"].apply(null, Array.prototype.slice.call(args, 0));

	}

	else

	{

		Log("\033[31mNo such command found, " + name + ".\033[0m\n");

	}

	return false;

}

Console_RegisterCommand(Console_Shell, function(arg_index, args) { return Console_StandardAutocomplete(arg_index, args, Console_GetFunctionNames()); });

// Help functions

function help_complete(arg_index, args)

{

	var result = [];

	if (arg_index == 1) // command name

	{

		for (var name in Console_Functions)

		{

			result.push(name);

		}

	}

	return result;

}

function help(command_name)

{

	if (!command_name)

	{

		command_name = "help";

	}

	if (Console_Functions[command_name] && Console_Functions[command_name]["help"])

	{

		var result = "";

		if (Console_Functions[command_name] && Console_Functions[command_name]["autocomplete"])

		{

			result += "Argument autocompletion enabled for " + command_name + "\n";

		}

		result += "Syntax: " + command_name + " " + Console_Functions[command_name]["help"] + "\n";

		Log(result);

		return true;

	}

	Log("\033[31mNo help for " + command_name + " found.\033[0m\n");

	return false;

}

Console_RegisterCommand(help, function(arg_index, args) { return Console_StandardAutocomplete(arg_index, args, Console_GetFunctionNames()); });