Add functionality to clear chat externally

[mmattu-wd]

FLOWISE-382

Adds a custom event that allows clearing the chat from an external caller.

Screen.Recording.2026-03-22.at.11.42.30.AM.mov

[gemini-code-assist]

Summary of Changes

Hello, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request introduces a new feature that allows clearing the chat from an external caller by adding a custom event. It also includes the implementation of the clearChat function in the chatbot, which can clear all chats or a specific chat based on the provided ID. The changes also involve adding an event listener to handle the custom event and trigger the chat clearing process.

Highlights

• New Feature: Introduced a custom event (flowise-clear-chat) to allow external callers to clear the chat.
• Clear Chat Functionality: Added clearChat function to the chatbot, enabling the clearing of all chats or a specific chat based on ID.
• Event Listener: Implemented an event listener to handle the flowise-clear-chat event, triggering the chat clearing process.

Using Gemini Code Assist

The full guide for Gemini Code Assist can be found on our documentation page, here are some quick tips.

Invoking Gemini

You can request assistance from Gemini at any point by creating a comment using either /gemini <command> or @gemini-code-assist <command>. Below is a summary of the supported commands on the current page.

Feature	Command	Description
Code Review	/gemini review	Performs a code review for the current pull request in its current state.
Pull Request Summary	/gemini summary	Provides a summary of the current pull request in its current state.
Comment	@gemini-code-assist	Responds in comments when explicitly tagged, both in pull request comments and review comments.
Help	/gemini help	Displays a list of available commands.

Customization

To customize Gemini Code Assist for GitHub experience, repository maintainers can create a configuration file and/or provide a custom code review style guide (such as PEP-8 for Python) by creating and adding files to a .gemini/ folder in the base of the repository. Detailed instructions can be found here.

Limitations & Feedback

Gemini Code Assist may make mistakes. Please leave feedback on any instances where its feedback is incorrect or counter productive. You can react with 👍 and 👎 on @gemini-code-assist comments. If you're interested in giving your feedback about your experience with Gemini Code Assist for GitHub and other Google products, sign up here.

Footnotes

1. Review the Privacy Notices, Generative AI Prohibited Use Policy, Terms of Service, and learn how to configure Gemini Code Assist in GitHub here. Gemini can make mistakes, so double check it and use code with caution. ↩

[gemini-code-assist]

Code Review

The pull request successfully introduces functionality to clear chat externally, addressing the FLOWISE-382 task. The implementation correctly dispatches a custom event from window.ts and handles it within Bot.tsx, ensuring that chat history can be cleared programmatically. The README.md has been updated with clear examples for usage. The changes are well-structured and adhere to the existing codebase patterns.