nova28
36 lines
1.3 KiB
TypeScript
36 lines
1.3 KiB
TypeScript
import type { TaskSession } from "@/lib/types/http";
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export type SessionInputMode = "direct" | "queue" | "unavailable";
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/**
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* Derives promptability for one selected session.
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*
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* Task-wide activity is deliberately not an input: another session working
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* must never force this session's prompt into the queue.
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*/
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export function deriveSessionInputMode(
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session:
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| Pick<TaskSession, "state" | "foreground_activity" | "supports_steering">
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| null
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| undefined,
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): SessionInputMode {
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if (!session) return "unavailable";
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if (
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session.state === "CREATED" ||
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session.state === "IDLE" ||
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session.state === "WAITING_FOR_INPUT"
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) {
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return "direct";
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}
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if (session.state === "STARTING") return "queue";
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if (session.state !== "RUNNING") return "unavailable";
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if (session.foreground_activity === "background") return "direct";
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// A generating RUNNING session normally queues. When the connected agent can
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// steer (supports_steering), the send is instead delivered into the running
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// turn, so it is direct rather than queued. Whether the agent folds it or runs
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// it next is the agent's call and not distinguishable here — the composer copy
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// promises delivery, not folding (see mid-turn-steering spec).
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if (session.supports_steering) return "direct";
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return "queue";
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}
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