import type { FirebaseApp } from '@react-native-firebase/app';
/**
 * Configuration options for Performance Monitoring (aligned with {@link https://firebase.google.com/docs/reference/js/performance.performancesettings | PerformanceSettings} in the Firebase JS SDK).
 */
export interface PerformanceSettings {
    /** Whether to collect custom events. */
    dataCollectionEnabled?: boolean;
    /** Whether to collect out-of-the-box events. */
    instrumentationEnabled?: boolean;
}
/**
 * Valid HTTP methods for HTTP metrics.
 */
export type HttpMethod = 'GET' | 'HEAD' | 'PUT' | 'POST' | 'PATCH' | 'TRACE' | 'DELETE' | 'CONNECT' | 'OPTIONS';
/**
 * A performance trace (aligned with {@link https://firebase.google.com/docs/reference/js/performance.performancetrace | PerformanceTrace} in the Firebase JS SDK).
 *
 * @remarks React Native uses async `start`/`stop` (native bridge). The web SDK uses synchronous `start`/`stop`. React Native also exposes `getMetrics` and `removeMetric`, which are not on the web `PerformanceTrace` type.
 */
export interface PerformanceTrace {
    getAttribute(attr: string): string | undefined;
    putAttribute(attr: string, value: string): void;
    getMetric(metricName: string): number;
    getMetrics(): {
        [key: string]: number;
    };
    putMetric(metricName: string, num: number): void;
    incrementMetric(metricName: string, num?: number): void;
    removeMetric(metricName: string): void;
    start(): Promise<null>;
    stop(): Promise<null>;
}
/**
 * Screen trace for slow/frozen frames (React Native).
 */
export interface ScreenTrace {
    start(): Promise<null>;
    stop(): Promise<null>;
}
/**
 * Network request metric (React Native; not part of the web Performance modular surface).
 */
export interface HttpMetric {
    getAttribute(attr: string): string | undefined;
    getAttributes(): {
        [key: string]: string;
    };
    putAttribute(attr: string, value: string): void;
    removeAttribute(attr: string): void;
    setHttpResponseCode(code: number | null): void;
    setRequestPayloadSize(bytes: number | null): void;
    setResponsePayloadSize(bytes: number | null): void;
    setResponseContentType(contentType: string | null): void;
    start(): Promise<null>;
    stop(): Promise<null>;
}
/**
 * Firebase Performance Monitoring service (aligned with {@link https://firebase.google.com/docs/reference/js/performance.firebaseperformance | FirebasePerformance} in the Firebase JS SDK).
 *
 * @remarks React Native adds collection/read APIs backed by native (`isPerformanceCollectionEnabled`, custom traces, HTTP metrics, screen traces).
 */
export interface FirebasePerformance {
    /** The FirebaseApp this Performance instance is associated with. */
    app: FirebaseApp;
    /** Controls logging of automatic traces and HTTP/S network monitoring. */
    instrumentationEnabled: boolean;
    /** Controls logging of custom traces. */
    dataCollectionEnabled: boolean;
    /** Whether performance data collection is enabled for this app instance (native). */
    isPerformanceCollectionEnabled: boolean;
}
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