Connect ZoomInfo contacts and FTP CSV file in our serverless environment

class HttpSourceZoominfoContactSearch {
    async init() {
        // TODO: Create your http credential with ZoomInfo information:
        // More info at https://yepcode.io/docs/integrations/http/#credential-configuration
        // baseUrl: https://api.zoominfo.com
        this.httpClient = yepcode.integration.http(
            "your-http-zoominfo-credential-name"
        );

        // TODO: You need to define two env vars (https://yepcode.io/docs/processes/team-variables) for credentials
        this.jwtToken = await this.httpClient
            .post("authenticate", {
                username: yepcode.env.ZOOMINFO_USERNAME,
                password: yepcode.env.ZOOMINFO_PASSWORD,
            })
            .then((response) => response.data.jwt);
    }

    async fetch(publish, done) {
        // TODO: Customize your request checking the API documentation:
        // https://api-docs.zoominfo.com/
        await this.httpClient
            .post(
                "search/contact", {
                    managementLevel: "directors",
                    companyType: "public",
                    zipCode: "19101",
                }, {
                    headers: {
                        Authorization: `Bearer ${this.jwtToken}`,
                    },
                }
            )
            .then(async ({
                data
            }) => {
                for (const contact of data) {
                    await publish(contact);
                }
            });
        done();
    }

    async close() {}
}

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

        // Transform the items into a csv format
        this.stringifier = csv.stringify({
            delimiter: ",",
        });

        // TODO: Customize the remote directory where to load the csv file
        this.upload = this.sftp.put(
            this.stringifier,
            "/remoteDirPath/fileName.csv"
        );
    }

    async consume(item) {
        // TODO: Customize your csv row
        const csvRow = [item.id, item.name];
        this.stringifier.write(csvRow);
    }

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