class Reply {
    //region consts
    private static readonly REDIRECT_TIMEOUT: number = 1000;
    //endregion

    //region fields
    private _errors: string[];
    private _info: string[];
    private _ok: string[];

    private _redirectUrl: string;
    private _result: any;
    //endregion

    //region properties
    public get errors(): string[] {
        return this._errors;
    }

    public get info(): string[] {
        return this._info;
    }

    public get ok(): string[] {
        return this._ok;
    }

    public get redirectUrl(): string {
        return this._redirectUrl;
    }

    public get result(): any {
        return this._result;
    }

    public get hasMessages() {
        return this._errors.length > 0 || this._info.length > 0 || this._ok.length > 0;
    }
    //endregion

    //region constructors
    public constructor()
    public constructor(jsonData: string)
    public constructor(formattedData: Object)
    public constructor(data?: any){
        if (data) {
            if (typeof data === 'string'){
                data = JSON.parse(data);
            }

            this._errors = data.errors || [];
            this._info = data.info || [];
            this._ok = data.ok || [];

            this._redirectUrl = data.redirect_url;
            this._result = data.result;
        }
    }
    //endregion

    //region public methods

    public redirect() {
        if (this._redirectUrl) {
            let url: string = this._redirectUrl;
            setTimeout(
                function () {
                    window.location.replace(url);
                },
                Reply.REDIRECT_TIMEOUT
            );
        }
    }

    public showAllMessages() {
        this.showErrors();
        this.showInfo();
        this.showOk();
    }

    public showErrors() {
        this._showMessages(NotificationTypes.error, this._errors);
    }

    public showInfo() {
        this._showMessages(NotificationTypes.info, this._info);
    }

    public showOk() {
        this._showMessages(NotificationTypes.success, this._ok);
    }

    public showResult() {
        new Notification(NotificationTypes.info, JSON.stringify(this._result)).show();
    }
    //endregion

    //region private methods

    private _showMessages(type: NotificationTypes, messages: string[]) {
        messages.forEach(function (message: string) {
            new Notification(type, message).show();
        });
    }
    //endregion
}