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Require("plugin/storage.js");

function Module_CreateAliasGroupAutoComplete(args)

{

	// args[0] == command name

	var arg_index = args.length - 2;

	if (arg_index == 0)

	{

		return Module_GetAliasNames();

	}

	else if (arg_index == 1)

	{

		return [ "Dimmer230", "irTransmit" ];

	}

	else if (arg_index >= 2)

	{

		return Module_GetAliasNames([ args[2] ])

	}

	return [];

}

function Module_CreateAliasGroup(alias_group_name, module_type, alias_name1, alias_name2)

{

	if (arguments.length < 3)

	{

		throw("Not enought parameters given");

	}

	alias_group_name = arguments[0];

	module_type = arguments[1];

	var aliases = [];

	for (var n = 2; n < arguments.length; n++)

	{

		if (arguments[n].length > 0)

		{

			var aliases_data = Module_ResolveAlias(arguments[n]);

			aliases.push(arguments[n]);

		}

	}

	if (aliases.length == 0)

	{

		throw("No valid aliases were found, aborting creation of group alias");

	}

	var alias_data = {

		"group"       : true,

		"name"        : alias_group_name,

		"module_name" : module_type,

		"aliases"     : aliases

	};

	return Storage_SetParameter("alias", alias_group_name, JSON.stringify(alias_data));

}

Console_RegisterCommand(Module_CreateAliasGroup, Module_CreateAliasGroupAutoComplete);

function Module_ResolveAlias(alias_name, filter_module_names)

{

	var aliases_data = {};

	var alias_data_string = Storage_GetParameter("alias", alias_name);

	if (alias_data_string)

	{

		var alias_data = eval("(" + alias_data_string + ")");

		if (alias_data["group"])

		{

			for (var n in alias_data["aliases"])

			{

				var aliases_data_sub = Module_ResolveAlias(alias_data["aliases"][n]);

				for (var name in aliases_data_sub)

				{

					aliases_data[name] = aliases_data_sub[name];

				}

			}

		}

		else

		{

			if (in_array(filter_module_names, alias_data["module_name"]))

			{

				aliases_data[alias_name] = alias_data;

			}

		}

	}

	return aliases_data;

}

function Module_LookupAliases(match_filter)

{

	var aliases_data_filtered = {};

	var aliases_data = Storage_GetParameters("alias");

	for (var name in aliases_data)

	{

		var alias_data = eval("(" + aliases_data[name] + ")");

		var valid = true;

		for (var key in match_filter)

		{

			if (alias_data[key] != match_filter[key])

			{

				valid = false;

				break;

			}

		}

		if (valid)

		{

			aliases_data_filtered[name] = alias_data;

		}

	}

	return aliases_data_filtered;

}

function Module_GetAliasNames(filter_module_names)

{

	var aliases_name_filtered = [];

	var aliases_data = Storage_GetParameters("alias");

	for (var name in aliases_data)

	{

		var alias_data = eval("(" + aliases_data[name] + ")");

		if (!filter_module_names || in_array(filter_module_names, alias_data["module_name"]))

		{

			aliases_name_filtered.push(name)

		}

	}

	return aliases_name_filtered;

}

function Module_GetAvailableIds(filter_module_names)

{

	var result_list = [];

	var available_modules = ModuleExport_GetAvailableModules();

	for (var n in available_modules)

	{

		var id_parts = available_modules[n].split(":", 2);

		if (in_array(filter_module_names, id_parts[0]))

		{

			result_list.push(id_parts[1]);

		}

	}

	return result_list;

}

function Module_SendMessage(module_name, module_id, command, variables)

{

	var args = [];

	args.push(module_name + ":" + module_id);

	args.push(command);

	var length = 0;

	for (var key in variables)

	{

		length++;

	}

	Log("length=" + length);

	args.push(length);

	for (var key in variables)

	{

		args.push(key);

		args.push(variables[key]);

	}

	return ModuleExport_SendMessage.apply(null, Array.prototype.slice.call(args, 0));

}

var Module_MessageAliasLookupFunctions = {};

var Module_OnChangeFunctions = {};

var Module_OnMessageFunctions = {};

function Module_RegisterMessageAliasLookup(module_name, callback)

{

	Module_MessageAliasLookupFunctions[module_name] = callback;

}

function Module_RegisterToOnChange(alias_name, callback)

{

	if (!Module_OnChangeFunctions[alias_name])

	{

		Module_OnChangeFunctions[alias_name] = [];

	}

	Module_OnChangeFunctions[alias_name].push(callback);

}

function Module_RegisterToOnMessage(alias_name, callback)

{

	if (!Module_OnMessageFunctions[alias_name])

	{

		Module_OnMessageFunctions[alias_name] = [];

	}

	Module_OnMessageFunctions[alias_name].push(callback);

}

function Module_OnMessage(full_id, command, variables)

{

	var id_parts = full_id.split(":", 2);

	var aliases_data = {};

	if (Module_MessageAliasLookupFunctions[id_parts[0]])

	{

		aliases_data = Module_MessageAliasLookupFunctions[id_parts[0]](id_parts[1], command, variables);

	}

	for (var alias_name in alias_data)

	{

		if (Module_OnMessageFunctions[alias_name])

		{

			for (var n in Module_OnMessageFunctions[alias_name])

			{

				Module_OnMessageFunctions[alias_name][n](alias_name, command, variables);

			}

		}

	}

}

function Module_OnChange(full_id, available)

{

	var id_parts = full_id.split(":", 2);

	var aliases_data = Module_LookupAliases({

		"module_name" : id_parts[0],

		"module_id"   : id_parts[1],

	});

	for (var alias_name in alias_data)

	{

		if (Module_OnChangeFunctions[alias_name])

		{

			for (var n in Module_OnChangeFunctions[alias_name])

			{

				Module_OnChangeFunctions[alias_name][n](alias_name, available);

			}

		}

	}

}