declare let systemDictionary: Record<string, Record<string, string>>;

declare let load: (settings: Record<string, unknown>, onChange: (hasChanges: boolean) => void) => void;
declare let save: (callback: (settings: Record<string, unknown>) => void) => void;

// make load and save exist on the window object
interface Window {
    load: typeof load;
    save: typeof save;
}

declare const instance: number;
declare const adapter: string;
/** Translates text */
declare function _(text: string, arg1?: string, arg2?: string, arg3?: string): string;
declare const socket: ioBrokerSocket;
declare function sendTo(
    instance: any | null,
    command: string,
    message: any,
    callback: (result: SendToResult) => void | Promise<void>,
): void;

interface SendToResult {
    error?: string | Error;
    result?: any;
}

// tslint:disable-next-line:class-name
interface ioBrokerSocket {
    emit(
        command: "subscribeObjects",
        pattern: string,
        callback?: (err?: string) => void | Promise<void>,
    ): void;
    emit(
        command: "subscribeStates",
        pattern: string,
        callback?: (err?: string) => void | Promise<void>,
    ): void;
    emit(
        command: "unsubscribeObjects",
        pattern: string,
        callback?: (err?: string) => void | Promise<void>,
    ): void;
    emit(
        command: "unsubscribeStates",
        pattern: string,
        callback?: (err?: string) => void | Promise<void>,
    ): void;

    emit(
        event: "getObjectView",
        view: "system",
        type: "device",
        options: ioBroker.GetObjectViewParams,
        callback: (
            err: string | undefined,
            result?: any,
        ) => void | Promise<void>,
    ): void;
    emit(
        event: "getStates",
        callback: (
            err: string | undefined,
            result?: Record<string, any>,
        ) => void,
    ): void;
    emit(
        event: "getState",
        id: string,
        callback: (err: string | undefined, result?: ioBroker.State) => void,
    ): void;
    emit(
        event: "setState",
        id: string,
        state: unknown,
        callback: (err: string | undefined, result?: any) => void,
    ): void;

    on(event: "objectChange", handler: ioBroker.ObjectChangeHandler): void;
    on(event: "stateChange", handler: ioBroker.StateChangeHandler): void;
    removeEventHandler(
        event: "objectChange",
        handler: ioBroker.ObjectChangeHandler,
    ): void;
    removeEventHandler(
        event: "stateChange",
        handler: ioBroker.StateChangeHandler,
    ): void;

    // TODO: other events
}