Connect SOAP and Amazon S3 NDJSON file in our serverless environment

class SoapSourceFetch {
    async init() {
        // TODO: Create your soap credential
        // More info at https://yepcode.io/docs/integrations/soap/#credential-configuration
        this.soapClient = yepcode.integration.soap("your-soap-credential-name");
    }

    async fetch(publish, done) {
        // TODO: Change MyFunctionNameAsync by your function name
        // Example: fetchData --> fetchDataAsync
        // Official docs: https://github.com/vpulim/node-soap#clientmethodasyncargs-options---call-method-on-the-soap-service
        const response = await this.soapClient.MyFunctionNameAsync({
            argumentName: "value",
        });

        // response is a javascript array containing, in the following order, result, rawResponse, soapheader, and rawRequest
        // result can be a simple javascript object, or a javascript object containing an array
        // rawResponse is the raw xml response string
        // soapHeader is the response soap header as a javascript object
        // rawRequest is the raw xml request string

        // In this case, we assume that our function returns an array
        for (const item of response[0]) {
            publish(item);
        }

        done();
    }

    async close() {}
}

class AwsS3TargetUploadNdjson {
    async init() {
        // TODO: Create your aws-s3 credential
        // More info at https://yepcode.io/docs/integrations/aws-s3/#credential-configuration
        const awsS3 = yepcode.integration.awsS3("your-aws-s3-credential-name");
        // Transforms the items into a ndjson format
        this.stringifier = ndjson.stringify();
        const targetStream = new PassThrough();
        this.stringifier.pipe(targetStream);
        // TODO: customize the Upload content
        // More info at: https://docs.aws.amazon.com/AWSJavaScriptSDK/v3/latest/interfaces/_aws_sdk_lib_storage.options-1.html
        const upload = new Upload({
            client: awsS3,
            params: {
                Bucket: "your-bucket-name",
                Key: "your-file-name.ndjson",
                Body: targetStream,
            },
        });
        upload.on("httpUploadProgress", (progress) => {
            console.log(`Upload progress`, progress);
        });
        this.uploadPromise = upload.done();
    }

    async consume(item) {
        this.stringifier.write(item);
    }

    async close() {
        try {
            this.stringifier.end();
        } catch (error) {
            console.error(`Error ending stringifier`, error);
        }
        try {
            await this.uploadPromise;
        } catch (error) {
            console.error(`Error ending upload`, error);
        }
    }
}