import { Hub, MetricMathOperations, PluginConfig, PluginConfigId } from './../types';
interface PluginMetrics {
    pluginConfig: PluginConfig;
    metrics: Record<string, number>;
}
interface UpdateMetricPayload {
    pluginConfig: PluginConfig;
    metricOperation: MetricMathOperations;
    metricName: string;
    value: number;
}
export declare class PluginMetricsManager {
    metricsPerPluginConfig: Record<PluginConfigId, PluginMetrics>;
    constructor();
    sendPluginMetrics(hub: Hub): Promise<void>;
    setupMetricsObjectIfNeeded(pluginConfig: PluginConfig): void;
    updateMetric({ metricOperation, pluginConfig, metricName, value }: UpdateMetricPayload): void;
}
export {};