/**
 * Dashboard Resource
 *
 * Provides methods for retrieving dashboard statistics and analytics.
 * All endpoints are read-only and require JWT authentication with admin role.
 */
import type { HttpClient } from '../http/client';
import type { DashboardStats, TimeSeriesData, TimePeriod } from '../types/dashboard';
export declare class DashboardResource {
    private http;
    constructor(http: HttpClient);
    /**
     * Get dashboard statistics
     *
     * ADMIN ONLY - Requires JWT authentication with admin role.
     *
     * Returns overview statistics including tenant count, user count,
     * active devices, message totals, and error rates.
     *
     * @returns Dashboard statistics
     * @throws {AuthError} If not authenticated or not admin
     *
     * @example
     * ```typescript
     * const stats = await client.dashboard.getStats();
     *
     * console.log(`Total Tenants: ${stats.totalTenants}`);
     * console.log(`Active Devices: ${stats.activeDevices}`);
     * console.log(`Messages (24h): ${stats.messagesLast24h}`);
     * console.log(`Error Rate: ${(stats.errorRate * 100).toFixed(2)}%`);
     * ```
     */
    getStats(): Promise<DashboardStats>;
    /**
     * Get message time series data
     *
     * ADMIN ONLY - Requires JWT authentication with admin role.
     *
     * Returns time-based message and error statistics for charts/graphs.
     * Useful for visualizing message volume and error trends over time.
     *
     * @param period - Time period ('24h', '7d', or '30d'). Defaults to '24h'
     * @returns Array of time series data points
     * @throws {AuthError} If not authenticated or not admin
     *
     * @example
     * ```typescript
     * // Get last 24 hours of data
     * const timeSeries = await client.dashboard.getMessageTimeSeries('24h');
     *
     * timeSeries.forEach(point => {
     *   console.log(`${point.timestamp}: ${point.messages} messages, ${point.errors} errors`);
     * });
     * ```
     *
     * @example
     * ```typescript
     * // Get last 7 days of data
     * const weekData = await client.dashboard.getMessageTimeSeries('7d');
     *
     * // Calculate totals
     * const totalMessages = weekData.reduce((sum, p) => sum + p.messages, 0);
     * const totalErrors = weekData.reduce((sum, p) => sum + p.errors, 0);
     * console.log(`Week total: ${totalMessages} messages, ${totalErrors} errors`);
     * ```
     */
    getMessageTimeSeries(period?: TimePeriod): Promise<TimeSeriesData[]>;
}
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