export type BindingTargetKind = "subagent" | "session";
export type BindingStatus = "active" | "ending" | "ended";
export type SessionBindingPlacement = "current" | "child";
export type SessionBindingErrorCode = "BINDING_ADAPTER_UNAVAILABLE" | "BINDING_CAPABILITY_UNSUPPORTED" | "BINDING_CREATE_FAILED";
export type ConversationRef = {
    channel: string;
    accountId: string;
    conversationId: string;
    parentConversationId?: string;
};
export type SessionBindingRecord = {
    bindingId: string;
    targetSessionKey: string;
    targetKind: BindingTargetKind;
    conversation: ConversationRef;
    status: BindingStatus;
    boundAt: number;
    expiresAt?: number;
    metadata?: Record<string, unknown>;
};
export type SessionBindingBindInput = {
    targetSessionKey: string;
    targetKind: BindingTargetKind;
    conversation: ConversationRef;
    placement?: SessionBindingPlacement;
    metadata?: Record<string, unknown>;
    ttlMs?: number;
};
export type SessionBindingUnbindInput = {
    bindingId?: string;
    targetSessionKey?: string;
    reason: string;
};
export type SessionBindingCapabilities = {
    adapterAvailable: boolean;
    bindSupported: boolean;
    unbindSupported: boolean;
    placements: SessionBindingPlacement[];
};