class ProductsController < ApplicationController def new @product = Product.new end def create @product = Product.new(params_products) if @product.save redirect_to @product else render "new" end end def show @product = Product.find(params[:id]) end def index @products = Product.all end def edit @product = Product.find(params[:id]) end def delete end private def params_products params.require(:product).permit(:name, :purchase_price, :sale_price, :img_path) end end