Connect Azure Blob CSV file and Microsoft SQL Server in our serverless environment

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

    async fetch(publish, done) {
        // TODO: customize the container name and blob name to download
        // // More info at https://docs.microsoft.com/en-us/javascript/api/@azure/storage-blob/blobserviceclient?view=azure-node-latest#@azure-storage-blob-blobserviceclient-getcontainerclient
        const containerClient = this.azureBlob.getContainerClient("container-name");
        const blobClient = containerClient.getBlobClient("blob-name");
        const result = await blobClient.download();

        // result.readableStreamBody is a stream of object content
        result.readableStreamBody
            .pipe(
                csv.parse({
                    delimiter: ",",
                    columns: true,
                })
            )
            .on("data", publish)
            .on("end", done);
    }

    async close() {}
}

class MssqlTargetInsert {
    async init() {
        // TODO: Create your mssql credential
        // More info at https://yepcode.io/docs/integrations/mssql/#credential-configuration
        const mssqlConnectionPool = yepcode.integration.mssql(
            "your-mssql-credential-name"
        );
        this.pool = await mssqlConnectionPool.connect();
    }

    async consume(item) {
        // TODO: Customize input params and INSERT statement
        await this.pool
            .request()
            .input("name", mssql.VarChar(50), item.name)
            .input("price", mssql.Int, item.price)
            .input("stock", mssql.Int, item.stock)
            .query(
                "INSERT INTO products(name, price, stock, created_at) VALUES(@name, @price, @stock, CURRENT_TIMESTAMP)"
            );
    }

    async close() {
        await this.pool.close();
    }
}