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fix(coding-agent): prevent full re-renders during write tool streaming

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Move line count from header to footer to avoid changing the first line
during streaming, which was triggering full screen re-renders in the
TUI's differential rendering logic.
This commit is contained in:
Mario Zechner 2026-01-02 01:11:06 +01:00
parent 91c52de8be
commit d51770a63d
11 changed files with 208 additions and 8 deletions
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40
packages/coding-agent/src/modes/interactive/interactive-mode.ts
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@ -44,6 +44,7 @@ import { CompactionSummaryMessageComponent } from "./components/compaction-summa
import { CustomEditor } from "./components/custom-editor.js";
import { DynamicBorder } from "./components/dynamic-border.js";
import { FooterComponent } from "./components/footer.js";
import { HookEditorComponent } from "./components/hook-editor.js";
import { HookInputComponent } from "./components/hook-input.js";
import { HookMessageComponent } from "./components/hook-message.js";
import { HookSelectorComponent } from "./components/hook-selector.js";
@ -132,6 +133,7 @@ export class InteractiveMode {
// Hook UI state
private hookSelector: HookSelectorComponent | undefined = undefined;
private hookInput: HookInputComponent | undefined = undefined;
private hookEditor: HookEditorComponent | undefined = undefined;
// Custom tools for custom rendering
private customTools: Map<string, LoadedCustomTool>;
@ -375,6 +377,7 @@ export class InteractiveMode {
custom: (factory) => this.showHookCustom(factory),
setEditorText: (text) => this.editor.setText(text),
getEditorText: () => this.editor.getText(),
editor: (title, prefill) => this.showHookEditor(title, prefill),
get theme() {
return theme;
},
@ -624,6 +627,43 @@ export class InteractiveMode {
this.ui.requestRender();
}
/**
* Show a multi-line editor for hooks (with Ctrl+G support).
*/
private showHookEditor(title: string, prefill?: string): Promise<string | undefined> {
return new Promise((resolve) => {
this.hookEditor = new HookEditorComponent(
this.ui,
title,
prefill,
(value) => {
this.hideHookEditor();
resolve(value);
},
() => {
this.hideHookEditor();
resolve(undefined);
},
);
this.editorContainer.clear();
this.editorContainer.addChild(this.hookEditor);
this.ui.setFocus(this.hookEditor);
this.ui.requestRender();
});
}
/**
* Hide the hook editor.
*/
private hideHookEditor(): void {
this.editorContainer.clear();
this.editorContainer.addChild(this.editor);
this.hookEditor = undefined;
this.ui.setFocus(this.editor);
this.ui.requestRender();
}
/**
* Show a notification for hooks.
*/