import { AmplitudeReturn } from '../amplitude-promise';
import { BrowserConfig, BrowserOptions, ReactNativeConfig, ReactNativeOptions } from '../config';
import { TransportType } from '../transport';
import { CoreClient } from './core-client';
import { Plugin } from '../plugin';
interface Client extends CoreClient {
    /**
     * Returns current user ID.
     *
     * ```typescript
     * const userId = getUserId();
     * ```
     */
    getUserId(): string | undefined;
    /**
     * Sets a new user ID.
     *
     * ```typescript
     * setUserId('userId');
     * ```
     */
    setUserId(userId: string | undefined): void;
    /**
     * Returns current device ID.
     *
     * ```typescript
     * const deviceId = getDeviceId();
     * ```
     */
    getDeviceId(): string | undefined;
    /**
     * Sets a new device ID.
     * When setting a custom device ID, make sure the value is sufficiently unique.
     * A uuid is recommended.
     *
     * ```typescript
     * setDeviceId('deviceId');
     * ```
     */
    setDeviceId(deviceId: string): void;
    /**
     * Returns current session ID.
     *
     * ```typescript
     * const sessionId = getSessionId();
     * ```
     */
    getSessionId(): number | undefined;
    /**
     * Sets a new session ID.
     * When setting a custom session ID, make sure the value is in milliseconds since epoch (Unix Timestamp).
     *
     * ```typescript
     * setSessionId(Date.now());
     * ```
     */
    setSessionId(sessionId: number): void;
    /**
     * Extends the current session (advanced)
     *
     * Normally sessions are extended automatically by track()'ing events. If you want to extend the session without
     * tracking and event, this will set the last user interaction to the current time.
     *
     * ```typescript
     * extendSession();
     * ```
     */
    extendSession(): void;
    /**
     * Anonymizes users after they log out, by:
     *
     * * setting userId to undefined
     * * setting deviceId to a new uuid value
     *
     * With an undefined userId and a completely new deviceId, the current user would appear as a brand new user in dashboard.
     *
     * ```typescript
     * import { reset } from '@amplitude/analytics-browser';
     *
     * reset();
     * ```
     */
    reset(): void;
}
export interface BrowserClient extends Client {
    /**
     * Initializes the Amplitude SDK with your apiKey, optional configurations.
     * This method must be called before any other operations.
     *
     * ```typescript
     * await init(API_KEY, options).promise;
     * ```
     */
    init(apiKey: string, options?: BrowserOptions): AmplitudeReturn<void>;
    init(apiKey: string, userId?: string, options?: BrowserOptions): AmplitudeReturn<void>;
    /**
     * Sets the network transport type for events.
     *
     * ```typescript
     * // Use Fetch API
     * setTransport('fetch');
     *
     * // Use XMLHttpRequest API
     * setTransport('xhr');
     *
     * // Use navigator.sendBeacon API
     * setTransport('beacon');
     * ```
     */
    setTransport(transport: TransportType): void;
    /**
     * Adds a new plugin.
     *
     * ```typescript
     * const plugin = {
     *   name: 'my-plugin',
     *   type: 'enrichment',
     *   async setup(config: BrowserConfig, amplitude: BrowserClient) {
     *     return;
     *   },
     *   async execute(event: Event) {
     *     return event;
     *   },
     * };
     * amplitude.add(plugin);
     * ```
     */
    add(plugin: Plugin<BrowserClient, BrowserConfig>): AmplitudeReturn<void>;
}
export interface ReactNativeClient extends Client {
    /**
     * Initializes the Amplitude SDK with your apiKey, optional configurations.
     * This method must be called before any other operations.
     *
     * ```typescript
     * await init(API_KEY, options).promise;
     * ```
     */
    init(apiKey: string, userId?: string, options?: ReactNativeOptions): AmplitudeReturn<void>;
    /**
     * Adds a new plugin.
     *
     * ```typescript
     * const plugin = {
     *   name: 'my-plugin',
     *   type: 'enrichment',
     *   async setup(config: ReactNativeConfig, amplitude: ReactNativeClient) {
     *     return;
     *   },
     *   async execute(event: Event) {
     *     return event;
     *   },
     * };
     * amplitude.add(plugin);
     * ```
     */
    add(plugin: Plugin<ReactNativeClient, ReactNativeConfig>): AmplitudeReturn<void>;
}
export {};
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