Connect Pinecone and Google Storage CSV file in our serverless environment

class PineconeSourceFetchVectors {
    async init() {
        // TODO: Create your pinecone credential
        // More info at https://yepcode.io/docs/integrations/pinecone/#credential-configuration
        this.pineconeClient = yepcode.integration.pinecone(
            "your-pinecone-credential-name"
        );
        // TODO: Select the index name you want to recover.
        // More info at https://docs.pinecone.io/docs/node-client#index
        this.index = await pineconeClient.Index("your-index-name");
    }

    async fetch(publish, done) {
        // TODO:  Set your vectors id you want to fetch.
        // More info at https://docs.pinecone.io/docs/node-client#indexfetch
        const vectors = await this.index.fetch({
            ids: ["example-id-vec1", "example-id-vec2"],
            namespace: "your-namespace",
        });
        for (const vector of vectors) {
            // TODO: Customize record columns mapping to the item that will be published
            const item = {
                id: vector.id,
                values: vector.values,
                metadata: vector.metadata,
                namespace: vector.namespace,
            };
            await publish(item);
        }
        done();
    }

    async close() {}
}

class GoogleStorageTargetUploadCsv {
    async init() {
        // TODO: Create your google-storage credential
        // More info at https://yepcode.io/docs/integrations/google-storage/#credential-configuration
        const googleStorage = yepcode.integration.googleStorage(
            "your-google-storage-credential-name"
        );
        // TODO: Customize your bucket name
        const bucket = googleStorage.bucket("your-bucket-name");
        // TODO: choose a destination file
        const blob = bucket.file(`one-folder/my-filename-${Date.now()}.csv`);
        this.ws = blob.createWriteStream({
            metadata: {
                contentType: "text/csv",
            },
        });
        // Transform the items into a csv format
        this.stringifier = csv.stringify({
            delimiter: ",",
        });
        this.stringifier.pipe(this.ws);
    }

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

    async close() {
        this.stringifier.end();
    }
}