37 lines
1.4 KiB
TypeScript
37 lines
1.4 KiB
TypeScript
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import type { Session } from '@opencode-ai/sdk/v2';
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// Recap + suggested follow-up generated by the server's session-assist
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// watcher, stored under session.metadata.openchamber.assist. Freshness is
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// encoded in forMessageID: the payload is only valid while that message is
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// still the session's last assistant message.
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export interface SessionAssistPayload {
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recap: string;
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suggestion: string;
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forMessageID: string;
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generatedAt: number;
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}
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const isRecord = (value: unknown): value is Record<string, unknown> =>
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Boolean(value) && typeof value === 'object' && !Array.isArray(value);
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export function getSessionAssist(session: Session | null | undefined): SessionAssistPayload | null {
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const metadata = (session as { metadata?: unknown } | null | undefined)?.metadata;
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if (!isRecord(metadata)) return null;
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const namespace = metadata.openchamber;
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if (!isRecord(namespace)) return null;
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const assist = namespace.assist;
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if (!isRecord(assist)) return null;
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const recap = typeof assist.recap === 'string' ? assist.recap.trim() : '';
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const suggestion = typeof assist.suggestion === 'string' ? assist.suggestion.trim() : '';
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const forMessageID = typeof assist.forMessageID === 'string' ? assist.forMessageID : '';
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if (!forMessageID || (!recap && !suggestion)) return null;
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return {
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recap,
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suggestion,
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forMessageID,
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generatedAt: typeof assist.generatedAt === 'number' ? assist.generatedAt : 0,
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};
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}
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