mirror of
https://github.com/getcompanion-ai/co-mono.git
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09471ebc7d
- Add setEditorComponent() to ctx.ui for custom editor components - Add CustomEditor base class for extensions (handles app keybindings) - Add keybindings parameter to ctx.ui.custom() factory (breaking change) - Add modal-editor.ts example (vim-like modes) - Add rainbow-editor.ts example (animated text highlighting) - Update docs: extensions.md, tui.md Pattern 7 - Clean up terminal on TUI render errors
95 lines
2.6 KiB
TypeScript
95 lines
2.6 KiB
TypeScript
/**
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* Rainbow Editor - highlights "ultrathink" with animated shine effect
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*
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* Usage: pi --extension ./examples/extensions/rainbow-editor.ts
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*/
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import { CustomEditor, type ExtensionAPI, type KeybindingsManager } from "@mariozechner/pi-coding-agent";
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import type { EditorTheme, TUI } from "@mariozechner/pi-tui";
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// Base colors (coral → yellow → green → teal → blue → purple → pink)
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const COLORS: [number, number, number][] = [
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[233, 137, 115], // coral
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[228, 186, 103], // yellow
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[141, 192, 122], // green
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[102, 194, 179], // teal
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[121, 157, 207], // blue
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[157, 134, 195], // purple
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[206, 130, 172], // pink
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];
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const RESET = "\x1b[0m";
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function brighten(rgb: [number, number, number], factor: number): string {
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const [r, g, b] = rgb.map((c) => Math.round(c + (255 - c) * factor));
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return `\x1b[38;2;${r};${g};${b}m`;
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}
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function colorize(text: string, shinePos: number): string {
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return (
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[...text]
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.map((c, i) => {
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const baseColor = COLORS[i % COLORS.length]!;
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// 3-letter shine: center bright, adjacent dimmer
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let factor = 0;
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if (shinePos >= 0) {
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const dist = Math.abs(i - shinePos);
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if (dist === 0) factor = 0.7;
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else if (dist === 1) factor = 0.35;
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}
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return `${brighten(baseColor, factor)}${c}`;
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})
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.join("") + RESET
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);
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}
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class RainbowEditor extends CustomEditor {
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private animationTimer?: ReturnType<typeof setInterval>;
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private tui: TUI;
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private frame = 0;
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constructor(tui: TUI, theme: EditorTheme, keybindings: KeybindingsManager) {
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super(theme, keybindings);
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this.tui = tui;
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}
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private hasUltrathink(): boolean {
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return /ultrathink/i.test(this.getText());
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}
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private startAnimation(): void {
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if (this.animationTimer) return;
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this.animationTimer = setInterval(() => {
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this.frame++;
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this.tui.requestRender();
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}, 60);
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}
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private stopAnimation(): void {
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if (this.animationTimer) {
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clearInterval(this.animationTimer);
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this.animationTimer = undefined;
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}
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}
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handleInput(data: string): void {
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super.handleInput(data);
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if (this.hasUltrathink()) {
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this.startAnimation();
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} else {
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this.stopAnimation();
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}
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}
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render(width: number): string[] {
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// Cycle: 10 shine positions + 10 pause frames
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const cycle = this.frame % 20;
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const shinePos = cycle < 10 ? cycle : -1; // -1 means no shine (pause)
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return super.render(width).map((line) => line.replace(/ultrathink/gi, (m) => colorize(m, shinePos)));
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}
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}
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export default function (pi: ExtensionAPI) {
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pi.on("session_start", (_event, ctx) => {
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ctx.ui.setEditorComponent((tui, theme, kb) => new RainbowEditor(tui, theme, kb));
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});
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}
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