import type { AuditEventId, AuditEventIdEncoded } from '../ids/index.js';
import type { ObjectEmpty, POJO } from '../types.js';
import type { nodeConnectionInboundMetricPath, nodeConnectionReverseTopicPath, nodeConnectionOutboundMetricPath, nodeConnectionForwardTopicPath, discoveryVertexQueuedTopicPath, discoveryVertexProcessedTopicPath, discoveryVertexFailedTopicPath, discoveryVertexCulledTopicPath, discoveryVertexCancelledTopicPath, discoveryCheckRediscoveryTopicPath, nodeConnectionMetricPath, topicPaths, metricPaths } from './utils.js';
import type { VertexEventError, VertexEventIdentifier } from '../discovery/types.js';
type IsSubpath<T extends readonly any[], U extends readonly any[]> = U extends readonly [...T, ...infer _] ? true : false;
type InferTypeFromSubpath<T extends readonly any[], U extends readonly any[], E> = IsSubpath<T, U> extends true ? E : never;
type InferAuditEventFromSubpath<P extends TopicSubPath, T extends AuditEvent> = InferTypeFromSubpath<P, T['path'], T>;
/**
 * Represents a capture of an event.
 */
type AuditEventBase<T extends POJO = POJO, P extends TopicPath = TopicPath> = {
    id: AuditEventId;
    path: P;
    data: T;
};
/**
 * Represents a capture of an event.
 */
type AuditEvent = TopicSubPathToAuditEvent<TopicPath>;
/**
 * Represents a capture of an event stored in the database.
 */
type AuditEventDB = AuditEventToAuditEventDB<AuditEvent>;
/**
 * Represents a capture of an event for transmission over network.
 */
type AuditEventSerialized = AuditEventToAuditEventSerialized<AuditEvent>;
type AuditEventToAuditEventDB<T extends AuditEvent> = Omit<T, 'id'>;
type AuditEventToAuditEventSerialized<T extends AuditEvent> = Omit<T, 'id'> & {
    id: AuditEventIdEncoded;
};
/**
 * Equivalent to `Array<string>` but restricted to the available paths in `topicPaths`.
 */
type TopicPath = (typeof topicPaths)[number];
type TopicSubPath<T = TopicPath> = (T extends readonly [...infer Head, infer Tail] ? [...Head, Tail] | TopicSubPath<Head> : []) | TopicPath;
type TopicSubPathToAuditEvent<T extends TopicSubPath> = InferAuditEventFromSubpath<T, AuditEventNodeConnectionReverse> | InferAuditEventFromSubpath<T, AuditEventNodeConnectionForward> | InferAuditEventFromSubpath<T, AuditEventDiscoveryVertexQueued> | InferAuditEventFromSubpath<T, AuditEventDiscoveryVertexProcessed> | InferAuditEventFromSubpath<T, AuditEventDiscoveryVertexFailed> | InferAuditEventFromSubpath<T, AuditEventDiscoveryVertexCulled> | InferAuditEventFromSubpath<T, AuditEventDiscoveryVertexCancelled> | InferAuditEventFromSubpath<T, AuditEventDiscoveryCheckRediscovery>;
type AuditEventNodeConnectionBase = AuditEventBase<{
    remoteNodeId: string;
    remoteHost: string;
    remotePort: number;
}>;
type AuditEventNodeConnection = AuditEventNodeConnectionReverse | AuditEventNodeConnectionForward;
type AuditEventNodeConnectionReverse = AuditEventNodeConnectionBase & AuditEventBase<{
    type: 'reverse';
}, typeof nodeConnectionReverseTopicPath>;
type AuditEventNodeConnectionForward = AuditEventNodeConnectionBase & AuditEventBase<{
    type: 'forward';
}, typeof nodeConnectionForwardTopicPath>;
type AuditEventDiscovery = AuditEventDiscoveryVertex | AuditEventDiscoveryCheckRediscovery;
type AuditEventDiscoveryVertex = AuditEventDiscoveryVertexQueued | AuditEventDiscoveryVertexProcessed | AuditEventDiscoveryVertexFailed | AuditEventDiscoveryVertexCulled | AuditEventDiscoveryVertexCancelled;
type AuditEventDiscoveryVertexQueued = AuditEventBase<VertexEventIdentifier, typeof discoveryVertexQueuedTopicPath>;
type AuditEventDiscoveryVertexProcessed = AuditEventBase<VertexEventIdentifier, typeof discoveryVertexProcessedTopicPath>;
type AuditEventDiscoveryVertexFailed = AuditEventBase<VertexEventError, typeof discoveryVertexFailedTopicPath>;
type AuditEventDiscoveryVertexCulled = AuditEventBase<VertexEventIdentifier, typeof discoveryVertexCulledTopicPath>;
type AuditEventDiscoveryVertexCancelled = AuditEventBase<VertexEventIdentifier, typeof discoveryVertexCancelledTopicPath>;
type AuditEventDiscoveryCheckRediscovery = AuditEventBase<ObjectEmpty, typeof discoveryCheckRediscoveryTopicPath>;
type TopicPathTreeNode = Record<string, TopicPathTreeNode>;
type MetricPath = (typeof metricPaths)[number];
type MetricPathToAuditMetric<T extends MetricPath> = T extends typeof nodeConnectionMetricPath | typeof nodeConnectionInboundMetricPath | typeof nodeConnectionOutboundMetricPath ? AuditMetricNodeConnection : never;
type AuditMetric = AuditMetricNodeConnection;
/**
 * Represents a capture of an event.
 */
type AuditMetricBase<T extends POJO = POJO> = {
    data: T;
};
type AuditMetricNodeConnection = AuditMetricBase<{
    total: number;
    averagePerMinute: number;
    averagePerHour: number;
    averagePerDay: number;
}>;
export type { IsSubpath, InferTypeFromSubpath, InferAuditEventFromSubpath, AuditEventBase, AuditEvent, AuditEventDB, AuditEventToAuditEventDB, AuditEventSerialized, AuditEventToAuditEventSerialized, TopicPath, TopicSubPathToAuditEvent, TopicSubPath, AuditEventNodeConnectionBase, AuditEventNodeConnection, AuditEventNodeConnectionReverse, AuditEventNodeConnectionForward, AuditEventDiscovery, AuditEventDiscoveryVertex, AuditEventDiscoveryVertexQueued, AuditEventDiscoveryVertexProcessed, AuditEventDiscoveryVertexFailed, AuditEventDiscoveryVertexCulled, AuditEventDiscoveryVertexCancelled, AuditEventDiscoveryCheckRediscovery, TopicPathTreeNode, MetricPath, MetricPathToAuditMetric, AuditMetric, AuditMetricBase, AuditMetricNodeConnection, };