export type CanonSelfContextType = 'cross_session';
export interface CanonSelfContext {
    id: string;
    type: CanonSelfContextType;
    context: string;
    createdAt?: string | null;
    updatedAt?: string | null;
}
export interface SendContextualSelfContextInput {
    type: CanonSelfContextType;
    context: string;
}
export interface SendContextualMessageOptions {
    sourceConversationId: string;
    targetConversationId?: string;
    targetUserId?: string;
    text: string;
    selfContext: SendContextualSelfContextInput;
    sessionConfig?: import('@canonmsg/backend-contracts').VerbSessionConfig | null;
    sessionSelection?: import('./types.js').DirectSessionSelection;
    requestMessage?: string | null;
    messageOptions?: Omit<import('./types.js').SendMessageOptions, 'selfContextId' | 'selfContext'>;
}
export type SendContextualMessageResult = {
    status: 'messaged';
    messageId: string;
    conversationId: string;
    selfContextId: string;
    created?: boolean;
    reused?: boolean;
    sessionSelection?: import('./types.js').DirectSessionSelection['mode'];
} | {
    status: 'requested' | 'pending';
    requestId: string | null;
    deferredIntentId?: string | null;
} | {
    status: 'setup_required' | 'blocked' | 'unavailable' | 'no_session';
    reason: string;
};
export interface SelfContextPromptRenderOptions {
    maxSelfContexts?: number;
}
export declare function normalizeSelfContexts(selfContexts?: CanonSelfContext[] | null, options?: SelfContextPromptRenderOptions): CanonSelfContext[];
export declare function resolveMessageActiveSelfContextId(input: {
    messageId?: string | null;
    activeSelfContextId?: string | null;
    activeSelfContextIdByMessageId?: Record<string, string> | null;
}): string | null;
export declare function selectActiveSelfContexts(selfContexts?: CanonSelfContext[] | null, activeSelfContextId?: string | null): CanonSelfContext[];
export declare function buildSelfContextPromptLines(selfContexts?: CanonSelfContext[] | null, options?: SelfContextPromptRenderOptions): string[];