pt-6.main.go

func getStories(ctx context.Context) (events.APIGatewayProxyResponse, error) {
	err := client.Ping(ctx, readpref.Primary())
	if err != nil {
		return handleError(err)
	}

	cursor, err := collection.Find(ctx, bson.D{})
	defer cursor.Close(ctx)

	if err != nil {
		return handleError(err)
	}

	// stories is the array of stories that will get fetched
	var stories []Story
	for cursor.Next(ctx) {
		// create a value into which the single document can be decoded
		var story Story
		err := cursor.Decode(&story)
		if err != nil {
			return handleError(err)
		}
		stories = append(stories, story)
	}

	return marshalJSONAndSend(stories)
}