function Cart(options) {
    this.settings = $.extend({
        countSelector: ".header-cart__quantity",
        popupSelector: ".products-basket",
        removeProductTable: ".cart-product__close",
        sumSelector: ".cart-results__info .item",
        buyButtonSelector: ".buyBasket",
        arrowUpSelector: ".cart-product__quant .quant.quant-plus",
        arrowDownSelector: ".cart-product__quant .quant.quant-minus",
        removeButtonSelector: ".cart-product__close",
        addProductUrl: "/cart/add-product",
        removeProductUrl: "/cart/remove-product",
        popup: "#modal-cart"
    }, options);

    this.onBuyProduct = function () {
        var self = this;
        $("body").on("click", this.settings.buyButtonSelector, function (evt) {
            evt.preventDefault();
            self.addProduct({id: $(this).data("id")});
        });
        $(this.settings.popup).on("click", this.settings.arrowUpSelector, function () {
            self.addProduct({id: $(this).parents(".row.cart-product").data("id")});
        });
        $(".container-fluid").on("click", this.settings.arrowUpSelector, function () {
            self.addProduct({id: $(this).parents(".row.cart-product").data("id")});
        });
    };

    this.onRemoveProduct = function () {
        var self = this;
        $(this.settings.popup)
            .on("click", this.settings.removeButtonSelector, function () {
                self.removeProduct({id: $(this).parents(".row.cart-product").data("id")});
            })
            .on("click", this.settings.arrowDownSelector, function () {
                self.removeProduct({id: $(this).parents(".row.cart-product").data("id"), count: 1});
            });
        $(".container-fluid")
            .on("click", this.settings.removeProductTable, function () {
                self.removeProduct({id: $(this).parents(".row.cart-product").data("id")});
            })
            .on("click", this.settings.arrowDownSelector, function () {
                self.removeProduct({id: $(this).parents(".row.cart-product").data("id"), count: 1});
            });
    };

    this.addProduct = function (prodValues) {
        var self = this;
        $.getJSON(this.settings.addProductUrl, prodValues, function (response) {
            $(self.settings.popupSelector).html(response.table);
            $(self.settings.sumSelector).html(response.sum);
            $(self.settings.countSelector).text(response.cartCount);
            $(".headerCart").show();

            self.showPopup();
        });
    };

    this.removeProduct = function (prodValues) {
        var self = this;
        $.getJSON(this.settings.removeProductUrl, prodValues, function (response) {
            if (self.isCart()) {
                $(self.settings.popupSelector).html(response.table);
                $(self.settings.sumSelector).html(response.sum);
            } else {
                if (response.table) {
                    $(self.settings.popupSelector).html(response.table);
                } else {
                    self.hidePopup();
                }
                $(self.settings.sumSelector).html(response.sum);
            }
            $(self.settings.countSelector).text(response.cartCount);
        });
    };

    this.showPopup = function () {
        if (!this.isCart()) {
            $(this.settings.popup).modal("show");
        }
    };

    this.hidePopup = function () {
        if (!this.isCart()) {
            $(this.settings.popup).modal("hide");
        }
    };

    this.isCart = function () {
        return "/cart" === window.location.pathname;
    };

    this.onBuyProduct();
    this.onRemoveProduct();
}