import { type FileResourceRef, type LatencyMode, type ReasoningEffort } from "@opengeni/sdk";
import type { SessionRealtimeModel } from "@opengeni/sdk/realtime";
import { type ClientOverride } from "../session-context.js";
import { type ComposerState, type InitialComposerDraft } from "./use-composer.js";
/** Browser choices, not server-owned agent configuration or authority. */
export type NewConversationCreateOptions = {
    resources?: FileResourceRef[] | undefined;
    model?: string | undefined;
    reasoningEffort?: ReasoningEffort | undefined;
    latencyMode?: LatencyMode | undefined;
    /** Creates an empty session; no synthetic first user message. */
    startMode?: "realtime" | undefined;
};
export type CreatedConversation = {
    sessionId: string;
    /** The accepted first message; empty for voice-first creation. */
    initialMessage: string;
    /** When the person sent it (ISO 8601); pass both as the conversation's `pendingPrompt`. */
    sentAt: string;
    /** Newer unsent content, or the whole untouched draft for voice-first creation. */
    draft: InitialComposerDraft;
    realtimeModel?: SessionRealtimeModel | undefined;
};
export type UseNewConversationOptions = ClientOverride & {
    createSession?: ((initialMessage: string, idempotencyKey: string, options: NewConversationCreateOptions) => Promise<string>) | undefined;
    onCreated?: ((created: CreatedConversation) => void) | undefined;
    /** A host may disable creation while its own required state is loading. */
    enabled?: boolean | undefined;
    attachments?: boolean | undefined;
    modelPicker?: boolean | undefined;
    realtimeVoice?: boolean | undefined;
    /** Changes reset this new-chat draft; use for host record/project scope. */
    scopeKey?: string | undefined;
};
export type NewConversationController = ReturnType<typeof useNewConversation>;
/** Stock new-chat state shared by OpenGeniChat and custom host layouts. */
export declare function useNewConversation(options?: UseNewConversationOptions): {
    client: import("../index.js").SessionClientLike;
    workspaceId: string;
    config: import("./use-client-config-flags.js").ClientConfigFlags;
    files: import("./use-file-attachments.js").UseFileAttachmentsResult;
    uploadsEnabled: boolean;
    available: boolean;
    showModelPicker: boolean;
    catalog: import("./use-available-models.js").UseWorkspaceModelCatalogResult;
    composer: ComposerState;
    realtimeVoiceEnabled: boolean;
    error: {
        cause: unknown;
    } | null;
    finishingUploads: boolean;
    pending: {
        idempotencyKey: string;
        realtimeModel: SessionRealtimeModel | undefined;
    } | null;
    retry: () => Promise<boolean>;
    startRealtime: (model: SessionRealtimeModel) => Promise<boolean>;
};