Files
openclaw/extensions/twitch/src/utils/markdown.ts
jaydenfyi f5c90f0e5c feat: Twitch Plugin (#1612)
* wip

* copy polugin files

* wip type changes

* refactor: improve Twitch plugin code quality and fix all tests

- Extract client manager registry for centralized lifecycle management
- Refactor to use early returns and reduce mutations
- Fix status check logic for clientId detection
- Add comprehensive test coverage for new modules
- Remove tests for unimplemented features (index.test.ts, resolver.test.ts)
- Fix mock setup issues in test suite (149 tests now passing)
- Improve error handling with errorResponse helper in actions.ts
- Normalize token handling to eliminate duplication

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

* use accountId

* delete md file

* delte tsconfig

* adjust log level

* fix probe logic

* format

* fix monitor

* code review fixes

* format

* no mutation

* less mutation

* chain debug log

* await authProvider setup

* use uuid

* use spread

* fix tests

* update docs and remove bot channel fallback

* more readme fixes

* remove comments + fromat

* fix tests

* adjust access control logic

* format

* install

* simplify config object

* remove duplicate log tags + log received messages

* update docs

* update tests

* format

* strip markdown in monitor

* remove strip markdown config, enabled by default

* default requireMention to true

* fix store path arg

* fix multi account id + add unit test

* fix multi account id + add unit test

* make channel required and update docs

* remove whisper functionality

* remove duplicate connect log

* update docs with convert twitch link

* make twitch message processing non blocking

* schema consistent casing

* remove noisy ignore log

* use coreLogger

---------

Co-authored-by: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-01-26 13:48:10 -06:00

93 lines
2.8 KiB
TypeScript

/**
* Markdown utilities for Twitch chat
*
* Twitch chat doesn't support markdown formatting, so we strip it before sending.
* Based on Clawdbot's markdownToText in src/agents/tools/web-fetch-utils.ts.
*/
/**
* Strip markdown formatting from text for Twitch compatibility.
*
* Removes images, links, bold, italic, strikethrough, code blocks, inline code,
* headers, and list formatting. Replaces newlines with spaces since Twitch
* is a single-line chat medium.
*
* @param markdown - The markdown text to strip
* @returns Plain text with markdown removed
*/
export function stripMarkdownForTwitch(markdown: string): string {
return (
markdown
// Images
.replace(/!\[[^\]]*]\([^)]+\)/g, "")
// Links
.replace(/\[([^\]]+)]\([^)]+\)/g, "$1")
// Bold (**text**)
.replace(/\*\*([^*]+)\*\*/g, "$1")
// Bold (__text__)
.replace(/__([^_]+)__/g, "$1")
// Italic (*text*)
.replace(/\*([^*]+)\*/g, "$1")
// Italic (_text_)
.replace(/_([^_]+)_/g, "$1")
// Strikethrough (~~text~~)
.replace(/~~([^~]+)~~/g, "$1")
// Code blocks
.replace(/```[\s\S]*?```/g, (block) => block.replace(/```[^\n]*\n?/g, "").replace(/```/g, ""))
// Inline code
.replace(/`([^`]+)`/g, "$1")
// Headers
.replace(/^#{1,6}\s+/gm, "")
// Lists
.replace(/^\s*[-*+]\s+/gm, "")
.replace(/^\s*\d+\.\s+/gm, "")
// Normalize whitespace
.replace(/\r/g, "") // Remove carriage returns
.replace(/[ \t]+\n/g, "\n") // Remove trailing spaces before newlines
.replace(/\n/g, " ") // Replace newlines with spaces (for Twitch)
.replace(/[ \t]{2,}/g, " ") // Reduce multiple spaces to single
.trim()
);
}
/**
* Simple word-boundary chunker for Twitch (500 char limit).
* Strips markdown before chunking to avoid breaking markdown patterns.
*
* @param text - The text to chunk
* @param limit - Maximum characters per chunk (Twitch limit is 500)
* @returns Array of text chunks
*/
export function chunkTextForTwitch(text: string, limit: number): string[] {
// First, strip markdown
const cleaned = stripMarkdownForTwitch(text);
if (!cleaned) return [];
if (limit <= 0) return [cleaned];
if (cleaned.length <= limit) return [cleaned];
const chunks: string[] = [];
let remaining = cleaned;
while (remaining.length > limit) {
// Find the last space before the limit
const window = remaining.slice(0, limit);
const lastSpaceIndex = window.lastIndexOf(" ");
if (lastSpaceIndex === -1) {
// No space found, hard split at limit
chunks.push(window);
remaining = remaining.slice(limit);
} else {
// Split at the last space
chunks.push(window.slice(0, lastSpaceIndex));
remaining = remaining.slice(lastSpaceIndex + 1);
}
}
if (remaining) {
chunks.push(remaining);
}
return chunks;
}