var userLang = navigator.language || navigator.userLanguage; 
var curr_lng=userLang.substr(0, 2);

$.ajaxSetup({
	dataType: "json",
	method: "POST",
	cache: false,
	complete: function() {
		$('.preloader').addClass('hide');
	},
	error: function(res) {
		$('.preloader').addClass('hide');
	}
});

$(document).ready(function() {

    loadLang(function(_langs) {

    	$('.login_form .user').focus();

		// default button clicks on enter
		$(document).keypress(function(e) {
		    if (e.which == 13) {
		        e.preventDefault();
				$('.btn-default').trigger('click');
		    }
		});

		$(".login_form .login").bind('click', function() {
			$.ajax({
				url: "/login",
				data: {
					user: $('.login_form .user').val(),
					pass: $('.login_form .pass').val()
				},
				success: function(res) {
					location.reload();
				},
				error: function(res) {
					$('.login_form .form .login.btn.btn-default').addClass('shakeX');
					setTimeout(function() {
						$('.login_form .form .login.btn.btn-default').removeClass('shakeX');
					}, 300);
				}
			});
		});

		$(".settings li a#logout").bind('click', function() {
			$.ajax({
				url: "/logout",
				method: "GET",
				success: function(res) {
					location.reload();
				}
			});
		});

		$(".settings li a#newPass").bind('click', function() {
			$(".settings li.newPassForm").toggleClass('hide');
			$(".settings li input#newPass").focus();
			$(".settings li input#newPass, .settings li input#newPassAgain").unbind().bind('keyup', function() {
				var newPass=$(".settings li input#newPass").val();
				var newPassAgain=$(".settings li input#newPassAgain").val();
				if (newPass.length>=6 && newPassAgain.length>=6) {
					$(".settings li button#changePass").attr('disabled',false).unbind().bind('click', function() {
						if (newPass!=newPassAgain) {
							alert(_langs.passNotMatch);
						} else {
							setUserData('','pass',newPass);
							$(".settings li.newPassForm").slideUp();
						}
					});
				} else {
					$(".settings li button#changePass").attr('disabled',true);
				}
			});

		});

		$(".settings li a.langs").bind('click', function() {
			var newLang=$(this).attr('id');
			$.ajax({
				url: "/api/v1/switchLang/"+newLang,
				cache: true,
				complete: function(res) {
					location.reload();
				}
			});
		});

	});

});

function loadLang(callback) {
	$.ajax({
		url: "/api/v1/getLang",
		cache: true,
		success: function(langs) {
			if (typeof callback==="function") {
				callback(langs);
			}
		}
	});
}

function delay(callback, ms=500) {
	var timer = 0;
	return function() {
		var context = this, args = arguments;
		clearTimeout(timer);
		timer = setTimeout(function () {
			callback.apply(context, args);
		}, ms || 0);
	};
}

function validateEmail(email) {
    var re = /^(([^<>()\[\]\\.,;:\s@"]+(\.[^<>()\[\]\\.,;:\s@"]+)*)|(".+"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,4}))$/;
    return re.test(String(email).toLowerCase());
}

function validateUser(user) {
    var re=/^[a-zA-Z0-9\_]{6,255}$/;
    return re.test(String(user));
}

function setUserData(userID,param,value,callback) {
    $.ajax({
        url: "/api/v1/usersEdit",
        data: {
            userID : userID,
            param : param,
            value : value
        },
        beforeSend: function(xhr) {
            if (!validateEmail(value) && param=="email") {
                xhr.abort();
                $('.users table.usersTable tr#'+userID+' input.email').addClass('shakeX');
                setTimeout(function() {
                    $('.users table.usersTable tr#'+userID+' input.email').removeClass('shakeX').val($('.users table.usersTable tr#'+userID+' input.email').attr('alt'));
                }, 500);
            }
        },
        success: function(res,xhr) {
        	if (typeof callback==="function") {
            	callback();        	
            }
            if (param=="pass" && userID!="") {
                $('.users table.usersTable tr#'+userID+' button.resetPass').addClass('rot180');
            }
        },
        error: function() {
            if (param=="email") {
                $('.users table.usersTable tr#'+userID+' input.email').addClass('shakeX');
                setTimeout(function() {
                    $('.users table.usersTable tr#'+userID+' input.email').removeClass('shakeX').val($('.users table.usersTable tr#'+userID+' input.email').attr('alt'));
                }, 500);
            }
        }
    });
}