/***************************/
//@Author: Adrian "yEnS" Mato Gondelle & Ivan Guardado Castro
//@website: www.yensdesign.com
//@email: yensamg@gmail.com
//@license: Feel free to use it, but keep this credits please!					
/***************************/

$(document).ready(function(){
	//global vars
	var form = $("#contactform");
	var name = $("#name");
	var nameInfo = $("#nameInfo");
	var email = $("#email");
	var emailInfo = $("#emailInfo");
	var telephone = $("#telephone");
	var telephoneInfo = $("#telephoneInfo");
	var message = $("#message");

	//On blur
	name.blur(validateName);
	email.blur(validateEmail);
	telephone.blur(validateTelephone);
	//On key press
	name.keyup(validateName);
	message.keyup(validateMessage);
	//On Submitting
	form.submit(function(){
		if(validateName() & validateEmail() & validateTelephone() & validateMessage()) {
			var str = $(this).serialize();
			   $.ajax({
			   type: "POST",
			   url: "post.php",
			   data: str,
			   success: function(msg){
					$("#message_ajax").ajaxComplete(function(event, request, settings){
						$(this).html('<div class="notification_ok">' + msg + '</div>');
						$("#message_ajax").fadeIn();
					});
				}
			 });
			return false;
		}
		else {
			return false;
		}
	});
	
	//validation functions
	
	function validateTelephone(){
		//testing regular expression
		var a = $("#telephone").val();
		var filter = /^((8|\+7)[\- ]?)?(\(?\d{3}\)?[\- ]?)?[\d\- ]{7,10}$/;
		//if it's valid email
		if(filter.test(a)){
			telephone.removeClass("error").addClass("ok");
			telephoneInfo.empty().removeClass("error");
			return true;
		}
		//if it's NOT valid
		else{
			telephone.removeClass("ok").addClass("error");
			telephoneInfo.addClass("error").text("Необходимо указать в формате +7 (945) 123-45-67");
			return false;
		}
	}
	function validateEmail(){
		//testing regular expression
		var a = $("#email").val();
		var filter = /^[a-zA-Z0-9]+[a-zA-Z0-9_.-]+[a-zA-Z0-9_-]+@[a-zA-Z0-9]+[a-zA-Z0-9.-]+[a-zA-Z0-9]+.[a-z]{2,4}$/;
		
		//if it's valid email
		if(filter.test(a)){
			email.removeClass("error").addClass("ok");
			emailInfo.empty().removeClass("error");
			return true;
		}
		//if it's NOT valid
		else{
			email.removeClass("ok").addClass("error");
			emailInfo.addClass("error").text("Формат email не корректен.");
			return false;
		}
	}
	function validateName(){
		//if it's NOT valid
		if(name.val().length < 4){
			name.removeClass("ok").addClass("error");
			nameInfo.addClass("error").text("Имя должно быть длиннее 3-х символов.");
			return false;
		}
		//if it's valid
		else{
			name.removeClass("error").addClass("ok");
			nameInfo.empty().removeClass("error");
			return true;
		}
	}

	function validateMessage(){
		//it's NOT valid
		if(message.val().length < 10){
			message.removeClass("ok").addClass("error");
			return false;
		}
		//it's valid
		else{			
			message.removeClass("error").addClass("ok");
			return true;
		}
	}
});