November 30, 2023

Best Practices for Asynchronous Task Management in Phoenix LiveView

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Best Practices for Asynchronous Task Management in Phoenix LiveView

Source: youtube.com

Chris Gregori provides an in-depth look into the common pitfalls when handling asynchronous tasks in LiveView and offers a set of best practices to improve user experience and system resilience. He emphasizes the importance of not locking the UI with synchronous calls, showing loading states during processing, persisting the results of asynchronous tasks, and using a task supervisor for process independence. Furthermore, he highlights the utility of using PubSub for real-time client updates and the need for graceful error handling. The talk also suggests incorporating CSS animations to enhance UX. He discusses a case study of a travel planning application to demonstrate these techniques and includes insights from his project 'Slow Travel'. Gregori concludes with insights into how developers can improve LiveView applications by applying these well-tested patterns, which are especially relevant in scenarios involving expensive or time-consuming operations such as API requests to external services like OpenAI's GPT models.

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