/**
 * Monitor plugin state.
 * This represents the current state of the monitor system.
 */
import "@bluecadet/launchpad-utils/types";
export type MonitorAppStatus = "online" | "offline" | "errored";
type AppState = {
    status: MonitorAppStatus;
    pid?: number;
    pm2Id?: number;
    lastStart?: Date;
    lastStop?: Date;
    lastError?: Date;
};
export type MonitorState = {
    /** Whether connected to PM2 daemon */
    isConnected: boolean;
    /** Whether currently shutting down */
    isShuttingDown: boolean;
    /** Timestamp of last connect */
    lastConnect?: Date;
    /** Timestamp of last disconnect */
    lastDisconnect?: Date;
    /** Configured apps */
    apps: {
        [appName: string]: AppState;
    };
};
declare module "@bluecadet/launchpad-utils/types" {
    interface PluginsState {
        monitor: MonitorState;
    }
}
export declare class MonitorStateManager {
    private readonly updateState;
    constructor(updateState: (producer: (draft: MonitorState) => void) => void);
    setConnected(isConnected: boolean): void;
    setShuttingDown(isShuttingDown: boolean): void;
    initializeApp(appName: string): void;
    updateAppStatus(appName: string, status: Partial<AppState>): void;
    markAppStarted(appName: string, pid?: number, pm2Id?: number): void;
    markAppStopped(appName: string): void;
    markAppErrored(appName: string): void;
}
export {};
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