How to make soap calls using soap wsdl in koa.js?

@daisha 

To make SOAP calls using a SOAP WSDL in Koa.js, you can use a library like 'soap' which provides a simple API for working with SOAP services. Here's a step-by-step guide on how to do this:

1. Install the 'soap' library by running the following command in your Koa.js project directory:

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npm install soap

1. Import the 'soap' library in your Koa.js application:

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const soap = require('soap');

1. Create a SOAP client using the WSDL URL of the SOAP service:

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const url = 'http://www.example.com/soap/wsdl';
soap.createClient(url, (err, client) => {
  if (err) {
    console.error(err);
  } else {
    // Use the SOAP client to make SOAP calls
    // For example, call a method on the SOAP service
    client.methodName(args, (err, result) => {
      if (err) {
        console.error(err);
      } else {
        console.log(result);
      }
    });
  }
});

1. Replace 'http://www.example.com/soap/wsdl' with the actual WSDL URL of the SOAP service you want to call.
2. Replace 'methodName' with the name of the method you want to call on the SOAP service, and pass in any required arguments.
3. Handle the response in the callback function, where 'result' will contain the response from the SOAP service.

This is a basic example of how to make SOAP calls using SOAP WSDL in Koa.js. You can customize this further based on your specific requirements and the structure of the SOAP service you are working with.