/**
 * Type definitions for lightning strike data
 * Supports Blitzortung.org and other lightning detection networks
 */
/**
 * Safety risk levels based on lightning proximity
 */
export type LightningSafetyLevel = 'safe' | 'elevated' | 'high' | 'extreme';
/**
 * Lightning strike data from detection network
 */
export interface LightningStrike {
    timestamp: Date;
    latitude: number;
    longitude: number;
    polarity: number;
    amplitude: number;
    stationCount?: number;
    distance?: number;
}
/**
 * Lightning activity request parameters
 */
export interface LightningActivityParams {
    latitude: number;
    longitude: number;
    radius?: number;
    timeWindow?: number;
}
/**
 * Lightning activity statistics
 */
export interface LightningStatistics {
    totalStrikes: number;
    cloudToGroundStrikes: number;
    intraCloudStrikes: number;
    averageDistance: number | null;
    nearestDistance: number | null;
    strikesPerMinute: number;
    densityPerSqKm: number;
}
/**
 * Lightning safety assessment
 */
export interface LightningSafetyAssessment {
    level: LightningSafetyLevel;
    message: string;
    recommendations: string[];
    nearestStrikeDistance: number | null;
    nearestStrikeTime: Date | null;
    isActiveThunderstorm: boolean;
}
/**
 * How much of the requested time window is actually backed by live monitoring.
 * Strikes are collected into a rolling buffer that only fills while the area's
 * MQTT subscriptions are active, so a fresh server (or a first query for an
 * area) may cover far less history than the requested window.
 */
export interface LightningMonitoringCoverage {
    monitoringSince: Date | null;
    coverageMinutes: number;
    isComplete: boolean;
    feedUnavailable: boolean;
}
/**
 * Why a lightning query could not reach the live feed. Classified at the point
 * of failure from the transport phase, never from an error message, so no broker
 * URL or upstream error detail can reach a rendered report or a log line.
 */
export type LightningFeedFailureReason = 'connect_timeout' | 'connection_error' | 'subscribe_failed';
/**
 * The moment and sanitized cause of a transport failure a lightning query
 * swallowed. Associated with the array that query returned, never stored as a
 * "last failure" field: queries overlap, so a shared field would let one query's
 * outcome be read by another.
 */
export interface LightningFeedFailure {
    at: Date;
    reason: LightningFeedFailureReason;
}
/**
 * Lightning activity response
 */
export interface LightningActivityResponse {
    location: {
        latitude: number;
        longitude: number;
    };
    searchRadius: number;
    timeWindow: number;
    searchPeriod: {
        start: Date;
        end: Date;
    };
    strikes: LightningStrike[];
    statistics: LightningStatistics;
    safety: LightningSafetyAssessment;
    coverage: LightningMonitoringCoverage;
    source: string;
    generatedAt: Date;
    disclaimer?: string;
}
/**
 * Blitzortung.org API response types
 */
export interface BlitzortungStrike {
    time: number;
    lat: number;
    lon: number;
    alt: number;
    pol: number;
    mcs: number;
    stat: number;
}
export interface BlitzortungResponse {
    strikes: BlitzortungStrike[];
}
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