Fixes #2213.

Changelog Entry

Breaking changes

• Customizable typing indicator: data and hook related to typing indicator are being revamped in PR #2912
  • lastTypingAt reducer is deprecated, use typing instead. The newer reducer contains typing indicator from the user
  • useLastTypingAt() hook is deprecated, use useActiveTyping(duration?: number) instead. For all typing information, pass Infinity to duration argument

Added

• Resolves #2213. Added customization for typing activity, by @compulim, in PR #2912

Samples

• Resolves #2213. Added Customize Typing Indicator Demo, by @compulim, in PR #2912

Description

This work will enable developers to customize the typing indicator. Also allow the developers to show the typing indicator for the user, in additional to the bot.

Specific Changes

• API and data
  • Added new useActiveTyping hook
    • For listing participants (bot + user) who are actively typing
    • Optionally, developer can pass the timeout for inactivity
  • Added new typing reducer
  • Deprecated typingAt reducer and useLastTypingAt hook
  • Added useRenderTypingIndicator hook
• UI
  • <BasicWebChat>: Added typingIndicatorMiddleware prop
  • <Composer>: Added typingIndicatorRenderer prop
• Sample
  • Added a new sample
    • Override typing indicator to show typing activity from the user side, as well as from the bot side

To-do

• Add tests
• Sample: modify it to point to cdn.botframework.com, or https://github.com/microsoft/BotFramework-WebChat/releases/download/daily/webchat.js

• Testing Added