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learnharness/src/agent/claude-code/reuse-context.ts
T

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TypeScript

import type { Api, Message, Model, TranscriptContext } from "@earendil-works/pi-ai";
import { getCurrentSystemPrompt, getCurrentTools } from "@earendil-works/pi-ai/utils/transcript";
/** Compare model-visible history, not app IDs, timestamps, usage, or Pi's added thinkingLevel. */
export function conversationForReuse(messages: Message[]): unknown[] {
return messages.flatMap((message): unknown[] => {
switch (message.role) {
case "system": return [];
case "user": return [{ role: message.role, content: message.content }];
case "assistant": return [{ role: message.role, content: message.content }];
case "toolResult": return [{
role: message.role,
toolCallId: message.toolCallId,
toolName: message.toolName,
content: message.content,
isError: message.isError,
}];
}
});
}
export function configurationForReuse(model: Model<Api>, context: TranscriptContext, effort: string): unknown {
const systemPrompt = getCurrentSystemPrompt(context.messages);
const tools = getCurrentTools(context.messages);
// The wire is JSON: TypeBox's schema symbols are not CLI configuration.
return JSON.parse(JSON.stringify({ model, effort, systemPrompt, tools })) as unknown;
}