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/*---------------------------------------------------------------------------------------------
agentPeerChats.ts
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* Copyright (c) Microsoft Corporation. All rights reserved.
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* Licensed under the MIT License. See License.txt in the project root for license information.
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*--------------------------------------------------------------------------------------------*/
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import { Disposable, DisposableMap, IDisposable } from '../../../base/common/lifecycle.js';
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import { renderResponseMarkdown, truncateMiddle } from '../common/agentHostConversationContext.js';
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import { type ActiveTurn, type ModelSelection, type Turn } from '../common/state/protocol/state.js';
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const SIDE_CHAT_CONTEXT_START = '<side-chat-context>';
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const SIDE_CHAT_CONTEXT_END = '</side-chat-context>';
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const SIDE_CHAT_CONTEXT_LENGTH_PREFIX = 'length=';
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const SIDE_CHAT_GUIDANCE = 'This is a side conversation. Prefer explanation over action; do not make changes or carry out work unless the user explicitly asks.';
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export const MAX_SIDE_CHAT_CONTEXT_CHARS = 20_000;
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export interface IPersistedSideChat {
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readonly source: string;
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readonly turnId: string;
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readonly selection?: { readonly text: string; readonly responsePartId?: string };
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readonly providerAnchorTurnId?: string;
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readonly inheritedTurnCount: number;
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readonly partialResponse?: string;
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readonly context?: string;
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}
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export function buildSideChatSourceContext(turns: readonly Turn[], activeTurn?: ActiveTurn): string | undefined {
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const blocks: string[] = [];
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for (const turn of turns) {