export interface DeviceLog {
    id?: number;
    clientid: string;
    event_type: 'connect' | 'disconnect' | 'publish' | 'subscribe' | 'unsubscribe';
    event_time: Date;
    topic?: string;
    payload?: string;
    qos?: number;
    username?: string;
    peername?: string;
    proto_ver?: number;
    node?: string;
    details?: string;
    created_at?: Date;
}
export declare class DeviceLogModel {
    static getByClientId(clientid: string, filters?: {
        event_type?: string;
        start_time?: Date;
        end_time?: Date;
    }, limit?: number, offset?: number): Promise<{
        logs: DeviceLog[];
        total: number;
    }>;
    static getEventTypesStats(clientid: string): Promise<any[]>;
    static getRecentLogs(limit?: number): Promise<DeviceLog[]>;
    static getConnectDisconnectLogs(clientid: string, limit?: number): Promise<DeviceLog[]>;
    static getPublishLogs(clientid: string, limit?: number): Promise<DeviceLog[]>;
    static getSubscribeLogs(clientid: string, limit?: number): Promise<DeviceLog[]>;
    static getDailyStats(clientid: string, days?: number): Promise<any[]>;
}
//# sourceMappingURL=deviceLog.d.ts.map