Optimizing AWS Amplify for a React Native App: Challenges with Mobile Performance
I'm working on a project and hit a roadblock. Currently developing a React Native application that utilizes AWS Amplify for backend functionality. One of my main concerns is achieving optimal performance on mobile devices, especially when it comes to data fetching from DynamoDB. In my initial setup, I followed the AWS documentation for integrating Amplify, but I am noticing some lag during data retrieval, particularly on slower network connections. Here's a snippet of the query function I implemented: ```javascript import { API } from 'aws-amplify'; async function fetchData() { try { const response = await API.get('myApi', '/items'); console.log(response); return response; } catch (error) { console.error("Error fetching data:", error); } } ``` In an attempt to improve performance, I explored the use of pagination and filtering, as my dataset is quite large. I added a limit to the results: ```javascript async function fetchPaginatedData(limit, nextToken) { const apiName = 'myApi'; const path = '/items'; const myInit = { queryStringParameters: { limit, nextToken } }; return await API.get(apiName, path, myInit); } ``` However, the user experience still seems subpar, especially on older devices. Community recommendations suggest utilizing caching mechanisms, but I'm uncertain how to implement this effectively with AWS Amplify. Also, are there specific configurations in Amplify that I should be adjusting for better mobile responsiveness? If anyone has insights into best practices for optimizing AWS Amplify with React Native apps, especially around caching strategies and improving data fetch times, I'd greatly appreciate your guidance! Thanks in advance! Any help would be greatly appreciated!