var nextUI = "http://websms.rogers.page.ca/2way/";
var statusOut = false;


function slwc_processHandlerRegister () {
    /* onreadystate change function for registration handler */
	var registrationFormTable, registrationForm, thankyouMsg, thankyouBox;
    var _status = "";
    switch ( xmlhttp.readyState ) {
        case 4:
            if ( xmlhttp.status == "200") {

    			statusOut = document.getElementById ( "requestStatus" );
				registrationFormTable = document.getElementById ( "registrationForm" );
				registrationForm = document.getElementById ( "slwc_registerForm" );
				thankyouBox = document.getElementById ( "thankyouBox" );
				thankyouMsg = document.getElementById ( "thankyouMsg" );
                xml = xmlhttp.responseXML;

				_status = slwc_getXMLNodeValue ( xml.getElementsByTagName ( "status")[0] );

				if ( _status == "OK" ) {
					registrationFormTable.style.display = "none";
					if ( thankyouMsg ) {
						thankyouMsg.innerHTML = thankyouMsg.innerHTML.replace ( /###/, 
							slwc_getXMLNodeValue ( xml.getElementsByTagName ( "destaddress")[0] ) );
 
						thankyouBox.style.display = "block";
					}
					statusOut.style.display = "none";
					// if we are the account-details page, back to main menu we go.
					if ( document.location.href.indexOf ( "account-details" ) > -1  ) {
						document.location.href = "http://websms.rogers.page.ca/2way/menu.php";
					}
					if ( document.location.href.indexOf ( "user-info" ) > -1 ) {
						document.location.href = "http://websms.rogers.page.ca/2way/user-maint.php";
					}
				}
				else {
					statusOut.innerHTML = _status;
					registrationForm.reset();					
					registrationForm["__LFN"].focus();
					//statusOut.innerHTML = ERROR_SLWC_REGISTRATION_FAILED;
				}
            }
            else {
                switch ( xmlhttp.status.toString() ) {
                    case "404":
                        statusOut.innerHTML = ERROR_RPC_HTTP + " - " + ERROR_RPC_HTTP_404
                            + "<br>" + ERROR_USR_INSTR;
                        break;
                    default:
                        statusOut.innerHTML = ERROR_RPC_HTTP + " - " + xmlhttp.status
                            + "<br>" + ERROR_USR_INSTR;
                        break;
                }
                return;
            }
            break;
        case 3:
            statusOut.innerHTML = MSG_WAITINGRESPONSE;
            break;
        default:
            break;
    }
}

function slwc_onRegisterSubmit ( registerForm ) {
    if ( slwc_validateAcctDetails ( registerForm ) && slwc_validateCreds ( registerForm ) ) {
		
        document.getElementById ( "requestStatus" ).style.display = "block";
        //logonForm.disabled = true;

        /* data looks good, lets do our http request.... */
		/* ALSO NOTE: RPC_URL only points to /rpc directory, the form's (registerForm)
			'action' property is the url actually posted to. */
        xmlhttp.open ( "POST", RPC_URL, true );
        xmlhttp.setRequestHeader ( "Content-Type", "application/x-www-form-urlencoded" );
        xmlhttp.onreadystatechange = slwc_processHandlerRegister;

        xmlhttp.send( slwc_makePostString ( registerForm, true ) );

        return false;

    }
    return false;
}

function slwc_submitAuthCode ( strAuthCode ) {
	if ( slwc_validateAuthCode ( strAuthCode ) ) {
		document.getElementById ( "requestStatus" ).style.display = "block";
        //logonForm.disabled = true;

        /* data looks good, lets do our http request.... */
        xmlhttp.open ( "POST", RPC_URL + AUTHCODE_ACTION , true );
        xmlhttp.setRequestHeader ( "Content-Type", "application/x-www-form-urlencoded" );
        xmlhttp.onreadystatechange = slwc_processAuthCode;

        xmlhttp.send( "authCode=" + strAuthCode );

        return false;	
	}
}

function slwc_processAuthCode () {
	var authCodeTable, thankyouMsg, thankyouBox, thankyouHeader;
    var _status = "";
	var forwardUrl = "";
    switch ( xmlhttp.readyState ) {
        case 4:
            if ( xmlhttp.status == "200") {

                statusOut = document.getElementById ( "requestStatus" );
                authCodeTable = document.getElementById ( "authCodeBox" );
                thankyouBox = document.getElementById ( "thankyouBox" );
                thankyouMsg = document.getElementById ( "thankyouMsg" );
				thankyouHeader = document.getElementById ( "thankyouHeader" );

                xml = xmlhttp.responseXML;

                _status = slwc_getXMLNodeValue ( xml.getElementsByTagName ( "status")[0] );

                if ( _status == "OK" ) {
                    authCodeTable.style.display = "none";
					thankyouHeader.innerHTML = MSG_REGISTRATIONSUCCESS;

                    thankyouMsg.innerHTML = MSG_REGISTRATIONFORWARD; 

                    thankyouBox.style.display = "block";
                    statusOut.style.display = "none";
					
					setTimeout ( "document.location.replace('"+ nextUI +"')", 3000 );					
					//slwc_logonUsr( slwc_makePostString (  ) );

                }
                else {
                    statusOut.innerHTML = _status;
                    //statusOut.innerHTML = ERROR_SLWC_REGISTRATION_FAILED;
                }
            }
            else {
                statusOut = document.getElementById ( "requestStatus" );
                switch ( xmlhttp.status.toString() ) {
                    case "404":
                        statusOut.innerHTML = ERROR_RPC_HTTP + " - " + ERROR_RPC_HTTP_404
                            + "<br>" + ERROR_USR_INSTR;
                        break;
                    default:
                        statusOut.innerHTML = ERROR_RPC_HTTP + " - " + xmlhttp.status
                            + "<br>" + ERROR_USR_INSTR;
                        break;
                }
                return;
            }
            break;
        case 3:
            statusOut.innerHTML = MSG_WAITINGRESPONSE;
            break;
        default:
            break;
    }

}

function slwc_validateAuthCode ( authCode, strNextFunctionIfValid ) {
	if ( ( authCode == "" ) || ( authCode.length != 5 ) ) {
		alert ( ERROR_SLWC_BAD_AUTHCODE );
		return false;
	}

	if ( strNextFunctionIfValid )
		eval ( strNextFunctionIfValid + "()" );	

	return true;
}

function slwc_getAuthCode () {
	document.getElementById ( "registrationForm" ).style.display = "none";
	document.getElementById ( "thankyouBox" ).style.display = "none";
	document.getElementById ( "authCodeBox" ).style.display = "block";
}

function init() {
	if ( inRegistrationProcess ) 
		slwc_getAuthCode();
	statusOut = document.getElementById ( "requestStatus" );	
    document.getElementById ( "slwc_registerForm" ).elements["__LFN"].focus();
}