JavaScript

When the "Send" button is clicked, the webpage will perform basic validation, then use the given details to call the API, with service name "loginStaff".

If there are no errors with the information provided, the webpage will proceed to parse a JSON string from "loginStaff" into "responseObj"

We will be able to import useful data from these 3 sources, and to call a function and store the user ID and PIN.

Create a function. Then we will get and validate those values we have so far.

setUserID&setPIN

This code required data variable from Jsp, please refer to setUserID&setPIN above.

showErrorModal

This code required data variable showErrorModal from Jsp, please refer to showErrorModal above.

We will disable Send button

We will set a header and content object.

The header object contains:

serviceName
userID
PIN
OTP

The Content object contains:

username
password
application

Then will use JSON to convert headerObj into var header.

xmlHttp

This code required data variable xmlHttp from Jsp, please refer to xmlHttp above.

ApiURL

This code required data variable ApiURL from Jsp, please refer to ApiURL above.

Set up http request.

If xmlHttp is equals to nothing, the web page will display an alert message:"Browser does not support HTTP request."

If xmlHttp is not equal to nothing, the web page will return data from the url and the header."

The timeout will be 5000s.

xmlHttp

This code required data variable xmlHttp from Jsp, please refer to xmlHttp above.

ApiURL

This code required data variable ApiURL from Jsp, please refer to ApiURL above.

Setup http event handlers。If globalerrorID = "010041", return OTP. Else if globalerrorID not = "010000", return error details.

onreadystatechange

This code required data variable onreadystatechange from Jsp, please refer to onreadystatechange above.

xmlHttp

This code required data variable xmlHttp from Jsp, please refer to xmlHttp above.

showOTPModel

This code required data variable showOTPModel from Jsp, please refer to showOTPModel above.

showErrorModal

This code required data variable showErrorModal from Jsp, please refer to showErrorModal above.

Get and Display all the necessary data.

We will enable "Send" button.

Once the time is out, it will show error modal: "Timeout invoking API."

Then send the http request.

xmlHttp

This code required data variable xmlHttp from Jsp, please refer to xmlHttp above.

ontimeout

This code required data variable ontimeout from Jsp, please refer to ontimeout above.

showErrorModal

This code required data variable showErrorModal from Jsp, please refer to showErrorModal above.

Button will be disabled when there is an error occurs.

OTP model update button clicked

setOTP

This code required data variable setOTP from Jsp, please refer to setOTP above.

Overview of “Login Staff” function

<h2 class="page-header" style="color:#937851">Login Staff</h2>

<h3 style="color:#937851">Input</h3>

</div>

<button type="reset" class="btn btn-default">Clear</button>

</div>

<label for="user" class="col-sm-4 control-label">Username</label>

</div>

<label for="pw" class="col-sm-4 control-label">Password</label>

</div>

<label for="application" class="col-sm-4 control-label">Application</label>

</div>

</form>

</div>

<h3 style="color:#937851">Output</h3>

</div>

<button type="reset" class="btn btn-default">Clear</button>

</div>

</div>

<label for="BankAddress" class="col-sm-4 control-label">Bank Address</label>

</div>

<label for="BankBranch" class="col-sm-4 control-label">BankBranch</label>

</div>

<label for="BankID" class="col-sm-4 control-label">BankID</label>

</div>

<label for="BankLogoLocation" class="col-sm-4 control-label">Bank Logo Location</label>

</div>

</div>

<label for="BaseCurrency" class="col-sm-4 control-label">Base Currency</label>

</div>

<label for="Firstname" class="col-sm-4 control-label">First Name</label>

</div>

<label for="LastLoginTimestamp" class="col-sm-4 control-label">Last Login Time Stamp</label>

</div>

</div>

</div>

</form>

</div>

<!-- javascript libraries

======================================== -->

$(document).ready(function () {

/*----------------------------------------

* [Send] button clicked

$("#Send").click(function (event) {

(function() {

// set service header values

var serviceName = "loginStaff";

var userID = "";

setUserID(userID);

var PIN = "";

setPIN(PIN);

/// get and validate form values

var username = document.getElementById("user").value;

if (username === ""){

showErrorModal("Username cannot be blank.");

return;

}

var password = document.getElementById("pw").value;

if (password === ""){

showErrorModal("Password cannot be blank.");

return;

}

var application = document.getElementById("application").value;

if (application === ""){

showErrorModal("Application cannot be blank.");

return;

}

// disable Send button

document.getElementById("Send").disabled = true;

// set request parameters

var headerObj = {

Header: {

serviceName: serviceName,

userID: userID,

PIN: PIN,

OTP: OTP

}

};

var contentObj = {

Content: {

username: username,

password: password,

application: application

}

};

var header = JSON.stringify(headerObj);

var content = JSON.stringify(contentObj);

// setup http request

var xmlHttp = new XMLHttpRequest();

if (xmlHttp === null){

alert("Browser does not support HTTP request.");

return;

}

xmlHttp.open("POST", getApiURL()+"?Header="+header+"&Content="+content+"&ConsumerID=Teller", true);

xmlHttp.timeout = 5000;

// setup http event handlers

xmlHttp.onreadystatechange = function() {

if (xmlHttp.readyState === 4 && xmlHttp.status === 200) {

responseObj = JSON.parse(xmlHttp.responseText);

serviceRespHeader = responseObj.Content.ServiceResponse.ServiceRespHeader;

globalErrorID = serviceRespHeader.GlobalErrorID;

if (globalErrorID === "010041"){

showOTPModal();

return;

}

else if (globalErrorID !== "010000"){

showErrorModal(serviceRespHeader.ErrorDetails);

return;

}

// get data

ServiceResponse = responseObj.Content.ServiceResponse;

StaffLoginAuthenticateResponse = ServiceResponse["Staff_Login_Authenticate-Response"];

BIC = StaffLoginAuthenticateResponse.BIC;

BankAddress = StaffLoginAuthenticateResponse.BankAddress;

BankBranch = StaffLoginAuthenticateResponse.BankBranch;

BankID = StaffLoginAuthenticateResponse.BankID;

BankLogoLocation = StaffLoginAuthenticateResponse.BankLogoLocation;

BankName = StaffLoginAuthenticateResponse.BankName;

BaseCurrency = StaffLoginAuthenticateResponse.BaseCurrency;

Firstname = StaffLoginAuthenticateResponse.Firstname;

LastLoginTimestamp = StaffLoginAuthenticateResponse.LastLoginTimestamp;

Lastname = StaffLoginAuthenticateResponse.Lastname;

Usertype = StaffLoginAuthenticateResponse.Usertype;

document.getElementById("BIC").value = BIC;

document.getElementById("BankAddress").value = BankAddress;

document.getElementById("BankBranch").value = BankBranch;

document.getElementById("BankID").value = BankID;

document.getElementById("BankLogoLocation").value = BankLogoLocation;

document.getElementById("BankName").value = BankName ;

document.getElementById("BaseCurrency").value = BaseCurrency;

document.getElementById("Firstname").value = Firstname;

document.getElementById("LastLoginTimestamp").value = LastLoginTimestamp;

document.getElementById("Lastname").value = Lastname;

document.getElementById("Usertype").value = Usertype;

// enable Send button

document.getElementById("Send").disabled = false;

}

};

xmlHttp.ontimeout = function (e) {

showErrorModal("Timeout invoking API.");

return;

};

// send the http request

xmlHttp.send();

})();

});

/* ----------------------------------------

* error model close button clicked

$("#CloseError").click(function (event) {

(function() {

document.getElementById("Send").disabled = false;

})();

});

/* ----------------------------------------

* OTP model update button clicked

$("#UpdateOTP").click(function (event) {

(function() {

var OTP = document.getElementById("OTP").value;

setOTP(OTP, function() { // ensure OTP set before clicking Send

document.getElementById("Send").disabled = false;

document.getElementById("Send").click();

});

})();

});

</script>

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