Connect Elasticsearch and Snowflake in our serverless environment

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

    async fetch(publish, done) {
        // TODO: customize your query
        const sql = "SELECT * FROM your_table_name";

        const result = await this.elasticsearch.sql.query({
            query: sql,
        });

        result.rows.map((row) => {
            const item = {};
            for (let i = 0; i < row.length; i++) {
                item[result.columns[i].name] = row[i];
            }
            publish(item);
        });
        done();
    }

    async close() {}
}

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

    async consume(item) {
        await new Promise((resolve, reject) => {
            this.snowflake.execute({
                // TODO: Customize your SQL INSERT statement
                sqlText: "insert into YOUR_TABLE(ID, NAME) values(?, ?)",
                // TODO: Map item to any of the ? in insert sentence
                binds: [item.id, item.name],
                complete: (err, stmt, rows) => {
                    if (err) {
                        reject(err);
                        return;
                    }
                    resolve([stmt, rows]);
                },
            });
        });
    }

    async close() {
        await this.snowflake.destroy();
    }
}