import type { ThreatTable } from "./threat.js";
export interface AssistMember {
    id: string;
    groupId: string;
    table: ThreatTable;
}
export interface AssistNetworkConfig {
    radius?: number;
    shareFraction?: number;
    distanceBetween?: (a: string, b: string) => number;
}
/** Plain JSON membership of an {@link AssistNetwork}, in registration order; threat lives in each member's own table. */
export interface AssistNetworkState {
    members: {
        id: string;
        groupId: string;
    }[];
}
export interface AssistNetwork {
    register(member: AssistMember): void;
    remove(memberId: string): void;
    memberIds(groupId?: string): string[];
    assistersOf(memberId: string): string[];
    addThreat(memberId: string, sourceId: string, amount: number): string[];
    snapshot(): AssistNetworkState;
    /** Replaces the membership; `tableOf` supplies each member's (separately restored) threat table. */
    restore(next: AssistNetworkState, tableOf: (memberId: string) => ThreatTable): void;
}
/** @internal */
export declare function createAssistNetwork(config?: AssistNetworkConfig): AssistNetwork;