config.js

var bot = module.parent.exports;

function loadConfigurationFile(filename = process.argv[2]){
	return new Promise(function(ok, fail){
		if(filename == undefined){
			fail("No configuration file");
		} else {
			bot.fs.readFile(filename, {encoding: 'utf-8'}, function(err,data){
			    if (err){
			    	fail(err.toString());
			    } else {
			    	var config_params = data.split("\n");
			        
			        var hasRoot = 0;
			        var last_string = "must be empty";
			        for(var i = 0; i < config_params.length; i++){
			        	last_string = config_params[i];
			        	if(config_params[i] != ""){
				        	var param = config_params[i].split(bot.init.DELIMETER);
				        	if(param.length < 3)
				        		fail("Incorrect configuration file");

				        	/* initialize menu */
							if(bot.init.menu[param[1]] == undefined)
								bot.init.menu[param[1]] = { 'values': [], 'parrent': null, 'actions': [] };

							bot.init.menu[param[1]].values.push(param[2]);
							bot.init.menu[param[1]].parrent = param[0];

							/* initialize actions in menu */
							if(bot.init.menu[param[2]] == undefined)
								bot.init.menu[param[2]] = { 'values': [], 'parrent': param[1], 'actions': [] };
							
							if(param.length > 3){
								for(var j = 3; j < param.length; j++){
									try{
										bot.init.menu[param[2]].actions.push(JSON.parse(param[j]));
									} catch(e) {
										fail("Incorrect configuration file at \"" + param[2] + "\" actions (string number " + (i+1) + ")");
									}
								}
							}

				        	/* initialize buttons */
				        	if(bot.init.buttons[param[0]] == undefined){
				        		bot.init.buttons[param[0]] = [];

				        		var obj = {};
				        		obj[param[1]] = [];
				        		bot.init.buttons[param[0]].push(obj);
				        	}
				        	
				        	var flagKey = -1;
				        	for(var j = 0; j < bot.init.buttons[param[0]].length; j++){
								var keys = Object.keys(bot.init.buttons[param[0]][j]);
								for(var jj = 0; jj < keys.length; jj++){
									if(keys[jj] == param[1]){
										flagKey = j;
									}
								}
				        	}
				        	
				        	if(flagKey == -1){
				        		var obj = {};
				        		obj[param[1]] = [];
				        		bot.init.buttons[param[0]].push(obj);
				        		flagKey = bot.init.buttons[param[0]].length - 1;
				        	}

				        	bot.init.buttons[param[0]][flagKey][param[1]].push(param[2]);

				        	/* check root parrent */
				        	if(param[0] == "root"){
				        		hasRoot = 1;
				        		bot.init.menu_root = param[1];
				        	}
				        }
					}

					if(!hasRoot)
						fail("No root catalog in menu at parrent position");

					checkEmptyStringInConfig(last_string, filename).then(() => {
						ok();
					}, error => {
						fail(error);
					});
			    }
			});
		}
	});
}
module.exports.loadConfigurationFile = loadConfigurationFile;

function checkEmptyStringInConfig(str, filename){
	return new Promise(function(ok, fail){
		if(str != ""){
			// add empty string
			bot.exec("echo >> " + filename, function(error, out, err){
				if(error != null)
					fail("Error when add empty string to end of config file: " + error.toString());
				if(err != "")
					fail("Error when add empty string to end of config file: " + err.toString());

				ok();
			});
		} else {
			ok();
		}
	});
}

function getDataFolder(){
	return new Promise(function(ok, fail){
		if(process.argv[3] == undefined)
			fail("No data folder");
		
		bot.fs.exists(process.argv[3], function (exists) { 
			if(!exists)
				fail("Data folder \""+process.argv[3]+"\" doesn't exist, create it yourself");

			bot.init.DATA_FOLDER = process.argv[3];
			ok();
		});
	});
}
module.exports.getDataFolder = getDataFolder;

function checkMode(){
	return new Promise(function(ok, fail){
		if(process.argv[4] != undefined){
			if(process.argv[4] != "edit"){
				fail("Unknown mode");
			} else {
				bot.init.MODE = 1;

				// Check Admins
				bot.init.admins = getAdmins();
			}
		}
		ok();
	});
}
module.exports.checkMode = checkMode;

function getAdmins(){
	var admins = [];
	if(process.argv[5] != undefined && process.argv[4] != "all"){
		admins = process.argv[5].split(",");
		for(var i = 0; i < admins.length; i++){
			if(admins[i][0] == "@")
				admins[i] = admins[i].slice(1);
		}
	}
	return admins;
}