egg(96下)--egg之购物车之删除商品

router.js

router.get('/removeCart', initMiddleware, controller.default.cart.removeCart)

controller

app/controller/default/cart.js

    async removeCart() {

        var goods_id = this.ctx.request.query.goods_id;
        var color = this.ctx.request.query.color;

        var goodsResult = await this.ctx.model.Goods.find({ "_id": goods_id });

        if (!goodsResult || goodsResult.length == 0) {

            this.ctx.redirect('/cart');

        } else {
            var cartList = this.service.cookies.get('cartList');

            for (var i = 0; i < cartList.length; i++) {
                if (cartList[i]._id == goods_id && cartList[i].color == color) {

                    cartList.splice(i, 1);

                }
            }
            this.service.cookies.set('cartList', cartList);
            this.ctx.redirect('/cart');
        }


    }

view

<span><a class="delete" href="/removeCart?goods_id=<%=cartList[i]._id%>&color=<%=cartList[i].color%>"> 删除</a></span>

效果

删除前

删除后