Ajax Setup

Ajax Setup

$.ajaxSetup({
    cache: false,
    tryCount: 0,
    retryLimit: 3,
    error: function (xhr, textStatus, errorThrown) {
        $.unblockUI();
        Spin.stopSpin();
        // lang = "HI";
        if (xhr.status == 404) {
            console.log("Service not found");
            toastr.error("Something went wrong!! Please try again later ", "Service Error");
            return;
        }
        if (xhr.status == 401) {
            console.log("Unauthorized");
            toastr.error("You are not authorized to perform this operation", "Service Error");
            return;
        }
        if (xhr.status == 400) {
            console.log("Bad Request");
            toastr.error("Error occurred while processing the request. Please try again later ", "Service Error");
            return;
        }
        if (textStatus == "timeout") {
            /**
            * If timeout occurs, retry; default no. of retries  are 3
            * After 3 retries, exit and show error.
            */
            this.tryCount++;
            if (this.tryCount < this.retryLimit) {
                $.ajax(this);
                return;
            }
            else {
                console.log('Repeated timeout error');
                toastr.error("Request timeout. Please try after some time.", "Service Error");
                return;
            }
            if (xhr.status == 500) {
                console.log("Internal server error");
                toastr.error("Error occurred while processing the request , Please try again later.", "Service Error");
                return;
            } else {
                console.log("Please contact the administrator");
                toastr.error("Error occurred while processing the request.", "Service Error");
                return;
            }
        }
    }
});

Ajax Settings + Retry times.