window.addEvent("domready", function(e){
	$('sign_up_form').addEvent('submit', function(e){
		disable_els();
		if(validate_signup_fields()){
			validate_availability();
		}
		return false;
	});
	function disable_els(){
		var els = $('sign_up_form').getElements('input, select');
		els.each(function(el){
			el.disabled = true;
		});
	}
	function enable_els(){
		var els = $('sign_up_form').getElements('input, select');
		els.each(function(el){
			el.disabled = false;
		});
	}
	function validate_signup_fields(){
		var er_els = $('sign_up_form').getElements('.error');
		er_els.each(function(el){
			el.innerHTML = '';
		});
		var failed = false;
		//Values
		var username_val = $('username').value;
		var email_val = $('email').value;
		var pass_val = $('pass').value;
		var pass2_val = $('pass_confirm').value;
		var refferal_val = $('referral').value;
		var fname_val = $('fname').value;
		var lname_val = $('lname').value;
		var city_val = $('city').value;
		var zip_val = $('zip').value;
		//Username
		if(username_val.length < 6){
			failed = true;
			$('username').getParent().getParent().getElement('.error').innerHTML = 'Required. Must be at least 6 characters';
		}
		var regex=/^[0-9A-Za-z_]+$/;
		if(!regex.test(username_val)){
			failed = true;
			$('username').getParent().getParent().getElement('.error').innerHTML = 'Required. Only alphanumeric characters and underscores allowed';
		}
		//Email
		var regex = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
		if(!regex.test(email_val)){
			failed = true;
			$('email').getParent().getParent().getElement('.error').innerHTML = 'Required. Please enter a valid email address';
		}
		//Pass
		if(pass_val != pass2_val){
			failed = true;
			$('pass').getParent().getParent().getElement('.error').innerHTML = 'Passwords do not match';
		}
		var regex = /^(?=.*[A-Z])(?=.*[a-z])[a-zA-Z\d#$%&]{6,}$|^(?=.*[A-Z])(?=.*\d)[a-zA-Z\d#$%&]{6,}$|^(?=.*[a-z])(?=.*\d)[a-zA-Z\d#$%&]{6,}$|^(?=.*[A-Z])(?=.*[#$%&])[a-zA-Z\d#$%&]{6,}$|^(?=.*[#$%&])(?=.*\d)[a-zA-Z\d#$%&]{6,}$|^(?=.*[a-z])(?=.*[#$%&])[a-zA-Z\d#$%&]{6,}$/;
		if(!regex.test(pass_val)){
			failed = true;
			$('pass').getParent().getParent().getElement('.error').innerHTML = 'Required. At least 6 characters. Must contain at least one number or symbol.';
		}
		//Fname
		var regex=/^[A-Za-z]+$/;
		if(!regex.test(fname_val)){
			failed = true;
			$('fname').getParent().getParent().getElement('.error').innerHTML = 'Required. Only alphabetical characters allowed';
		}
		//Lname
		var regex=/^[A-Za-z]+$/;
		if(!regex.test(lname_val)){
			failed = true;
			$('lname').getParent().getParent().getElement('.error').innerHTML = 'Required. Only alphabetical characters allowed';
		}
		//Zip
		if(zip_val != ''){
			var regex=/^[0-9]{5,}$/;
			if(!regex.test(zip_val)){
				failed = true;
				$('zip').getParent().getParent().getElement('.error').innerHTML = 'Optional. 5 digit numeric value only (or leave blank)';
			}
		}
		if(failed){
			enable_els();
			return false;
		}
		return true;
	}
	function validate_availability(){
		var username_val = $('username').value;
		var email_val = $('email').value;
		var user_ajax_result = new Request({
			url:'http://sugarandbruno.com/remote/users.php',
			method: 'post',
			onComplete: function(response){
				if(response == '0'){
					$('username').getParent().getParent().getElement('.error').innerHTML = 'Sorry, username already in use! Please choose a different one';
					enable_els();
				}else if(response == '1'){
					var user_ajax_result = new Request({
						url:'http://sugarandbruno.com/remote/users.php',
						method: 'post',
						onComplete: function(response){
							if(response == '0'){
								$('email').getParent().getParent().getElement('.error').innerHTML = 'Email address is already registered by another user.';
								enable_els();
							}else if(response == '1'){
								submit_registration();
							}else{
								alert('Unknown error.');
								enable_els();
							}
						}
					}).send('mode=manage&action=validate_registration_email&email=' + $('email').value + random_time_qs());
				}else{
					alert('Unknown error.');
					enable_els();
				}
			}
		}).send('mode=manage&action=validate_registration_handle&handle=' + $('username').value + random_time_qs());
	}
	function submit_registration(){
		enable_els();
		var ajax_result = new Request({
			url:'http://sugarandbruno.com/remote/users.php',
			method: 'post',
			onComplete: function(response){
				if(response == '0'){
					alert('Error processing registration.');
					enable_els();
				}else if(response == '1'){
					var ajax_result = new Request({
						url:'http://sugarandbruno.com/remote/users.php',
						method: 'post',
						onComplete: function(response){
							if(response == '1'){
								//alert('Unknown error.');
								location.href = 'http://sugarandbruno.com/';
							}else{
								location.href = 'http://sugarandbruno.com/';
								return false;
							}
						}
					}).send('mode=session&action=login&login_user=' + $('username').value + '&login_pass=' + $('pass').value);
					$('sign_up_form').destroy();
				}else{
					alert('Unknown error.');
					enable_els();
				}
			}
		}).send('mode=manage&action=add&' + $('sign_up_form').toQueryString() + random_time_qs());
	}
});