var find_email = [];
var find_user = [];
var email_occupied = [];
var user_occupied = [];
var change_login = true;
	

$(document).ready(function() {
	
	// měnit pole login pokud tam nic není
	$('input[name=email]').change(function(){
		var value = $(this).val();
		if (change_login) {
			$('input[name=login_name]').val(value);
			formCheckEmail(value);
		}
	});
	
	// pokud se změní pak zablokovat doplňování emailem případně znovu povolit při prazdném poličku
	$('input[name=login_name]').change(function(){
		var value = $(this).val();
		if (value == '') {
			change_login = true;
		}
		else {
			change_login = false;
			formCheckUser(value);
		}
	});
	
	// zachycení formulářů
	$('#main').on('submit', 'form', function(e){
		e.preventDefault();
		var type = $(this).children('input[name=form_name]').val();
		switch(type) {
			case "registration":
				formSave();
				break;
		}
	});
});

function formCheckEmail(value) {
	// správný formát emailu?
	if (!isEmail(value)) {
		$("#email_no_valid").dialog('open');
		return false;
	}
	
	// hledalo se již, pokud ano byl již označen jako nepoužitelný?
	if (arraySize(find_email) && find_email.indexOf(value) != -1) {
		if (arraySize(email_occupied) && email_occupied.indexOf(value) != -1) {
			$("#email_exists").dialog('open');
			return false;
		}
		return true;
	}
	
	// pokud ne jak je tomu ve skutečnosti?
	$.getJSON('ajax.php', { go: 'Registrace', action: 'findEmail', email: value }, function(response){ 
		find_email.push(value);
		if (response.process === "ok" && response.found) {
			$("#email_exists").dialog('open');
			email_occupied.push(value);
			return false;
		}
		return true;
	});
}

function formCheckUser(value) {
	if (value == "") {
		return false;
	}
	
	
	// hledalo se již, pokud ano byl již označen jako nepoužitelný?
	if (arraySize(find_user) && find_user.indexOf(value) != -1) {
		if (arraySize(user_occupied) && user_occupied.indexOf(value) != -1) {
			$("#login_exists").dialog('open');
			return false;
		}
		return true;
	}
	
	// pokud ne jak je tomu ve skutečnosti?
	$.getJSON('ajax.php', { go: 'Registrace', action: 'findUser', login: value }, function(response){ 
		find_user.push(value);
		if (response.process === "ok" && response.found) {
			$("#login_exists").dialog('open');
			user_occupied.push(value);
		}
	});
}

function formSave() {
	var first_name = $('input[name=first_name]').val();
	var last_name = $('input[name=last_name]').val();
	var email = $('input[name=email]').val();
	var login_name = $('input[name=login_name]').val();
	var password = $('input[name=first_password]').val();
	var re_password = $('input[name=re_password]').val();
	var telephone = $('input[name=telephone]').val();
	telephone = telephone.replace(' ', '');
	
	if (!isEmail(email)) {
		$("#email_no_valid").dialog('open');
		return false;
	}
	
	if (arraySize(find_email) && find_email.indexOf(email) != -1) {
		if (arraySize(email_occupied) && email_occupied.indexOf(email) != -1) {
			$("#email_exists").dialog('open');
			return false;
		}
	}
	
	if (arraySize(find_user) && find_user.indexOf(login_name) != -1) {
		if (arraySize(user_occupied) && user_occupied.indexOf(login_name) != -1) {
			$("#login_exists").dialog('open');
			return false;
		}
	}
	
	if (password !== re_password) {
		$("#bad_re_password").dialog('open');
		return false;
	}
	
	if (password.length < 6) {
		$("#password_length").dialog('open');
		return false;
	}
	
	if (telephone.length && !isTel(telephone)) {
		$("#bad_tel").dialog('open');
		return false;
	}
	
	// odeslat a zkontrolovat
	$.getJSON('ajax.php', { go: 'Registrace', action: 'save', 'first_name': first_name, 'last_name': last_name, 
		'email': email, 'login': login_name, 'password': password, 're_password': re_password, 'telephone': telephone }, function(response){ 
		if (response.process === "ok") {
			window.location.href="index.php";
		}
		else {
			if (response.type == 1) {
				$("#email_exists").dialog('open');
			}
			else if (response.type == 2) {
				$("#login_exists").dialog('open');
			}
			else if (response.type == 3) {
				$("#email_no_valid").dialog('open');
			}
			else if (response.type == 4) {
				$("#bad_re_password").dialog('open');
			}
			else if (response.type == 5) {
				$("#password_length").dialog('open');
			}
			else if (response.type == 6) {
				$("#bad_tel").dialog('open');
			}
			else {
				$("#bad_data").dialog('open');
			}
		}
	});
}