$(document).ready(function() {
	$("#loginButton").on("click", function() {
		var $allInfoEntered = true;

		var $userName = $("#userName");
		if ($userName.val() == "") {
			$("#errorLabelUserName").text("Please provide your username.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelUserName").text("");
		}

		var $password = $("#password");
		if ($password.val() == "") {
			$("#errorLabelPassword").text("Please provide your password.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelPassword").text("");
		}

		if ($allInfoEntered) {
			var jsonToSend = {
				"action" : "LOGIN",
                "username" : $("#userName").val(),
                "userPassword" : $("#password").val(),
                "rememberMe" : $("#rememberMeCheckbox").is(':checked')
            };

            $.ajax({
                url : "data/applicationLayer.php",
                type : "POST",
                data : jsonToSend,
                dataType : "json",
                contentType : "application/x-www-form-urlencoded",
                success : function(jsonResponse){
                    window.location.replace("home.html");
                },
                error : function(errorMessage){
                    alert(errorMessage.responseText);
                }
            });
		}
	});

	$("#logoutButton").on("click", function() {
		var jsonToSend = {
            "action" : "LOGOUT"
        };

        $.ajax({
            url : "data/applicationLayer.php",
            type : "POST",
            data : jsonToSend,
            dataType : "json",
            contentType : "application/x-www-form-urlencoded",
            success : function(jsonResponse) {
            	console.log("success register");
                window.location.replace("index.html");
            },
            error : function(errorMessage) {
                alert(errorMessage.responseText);
            }
        });
	});

	$("#registerButton").on("click", function() {
		var $allInfoEntered = true;

		var $firstName = $("#firstName");
		if ($firstName.val() == "") {
			$("#errorLabelFirstName").text("Please provide your first name.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelFirstName").text("");
		}

		var $lastName = $("#lastName");
		if ($lastName.val() == "") {
			$("#errorLabelLastName").text("Please provide your last name.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelLastName").text("");
		}

		var $registerUserName = $("#registerUserName");
		if ($registerUserName.val() == "") {
			$("#errorLabelRegisterUserName").text("Please provide a username.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelRegisterUserName").text("");
		}

		var $registerPassword = $("#registerPassword");
		if ($registerPassword.val() == "") {
			$("#errorLabelRegisterPassword").text("Please provide a password.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelRegisterPassword").text("");
		}

		var $passwordConfirm = $("#passwordConfirm");
		if ($passwordConfirm.val() == "") {
			$("#errorLabelPasswordConfirm").text("Please confirm your password.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelPasswordConfirm").text("");
		}

		var $email = $("#email");
		if ($email.val() == "") {
			$("#errorLabelEmail").text("Please provide an email.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelEmail").text("");
		}

		if ($("#genderMale").is(":checked") || $("#genderFemale").is(":checked")) {
			$("#errorLabelGender").text("");
		} else {
			$("#errorLabelGender").text("Please select a gender.");
		}

		var $userCountry = $("#userCountry");
		if ($userCountry.val() == "") {
			$("#errorLabelCountry").text("Please select a country.");
			$allInfoEntered = false;
		} else {
			$("#errorLabelCountry").text("");
		}

		if ($allInfoEntered) {
			if ($registerPassword.val() != $passwordConfirm.val()) {
				$("#errorLabelRegisterPassword").text("Passwords do not match.");
			} else {
				var genderValue;
				if ($("#genderMale").is(":checked")) {
	            	genderValue = "M";
	        	} else {
					genderValue = "F";
	        	}
				var jsonObject = {
					"action" : "REGISTER",
	                "username" : $("#registerUserName").val(),
	                "userPassword" : $("#registerPassword").val(),
	                "userFirstName" : $("#firstName").val(),
	                "userLastName" : $("#lastName").val(),
	                "userEmail" : $("#email").val(),
	                "userGender" : genderValue,
	                "userCountry" : $("#userCountry").val()
	            };

	            $.ajax({
	                url: "data/applicationLayer.php",
	                type: "POST",
	                data : jsonObject,
	                dataType : "json",
	                contentType : "application/x-www-form-urlencoded",
	                success: function(jsonData) {
	                    window.location.replace("home.html");
	                },
	                error: function(errorMsg){
	                    alert(errorMsg.statusText);
	                }
	            });
	        }
		}
	});

	$("#registerCancelButton").on("click", function(){
        window.location.replace("index.html");
   });
});