Blockchain Development for Finance Projects

Writing a method for setting the user account

The setAccount() method is called by the AppLogin component. Depending on whether the user clicks on Acme Inc or Apex Corp, the input parameter, 1 or 2, is sent to the method.

If the value of the input parameter is 2, indicating the customer is Apex Corp (a Bank B customer), the server state variable is set to localhost:8001, which is the listening port of the backend server of Bank B, as shown in the following code block:

if (flag == 2) { server = 'localhost:8001'  };

Next, we fetch the customer's details from the backend server. We make a fetch call to the /customerinfo API endpoint, like this:

var url = 'http://'+ server +'/customerinfo'; fetch(url, { method: 'POST', headers: { 'Accept': 'application/json', ...