public static string GetProduct(string searhByName, string styleName)
        {
            context = Data.Context;
            StringBuilder sb          = new StringBuilder();
            var           navbarLines = StyleChenger.InsertStyle("../../content/products-navbar.html", $"../../content/css/{styleName}.css");

            sb.AppendLine(navbarLines);
            sb.AppendLine("<div class=\"row well products-info\">");

            var knives = context.Knives.Where(k => k.Name.Contains(searhByName));

            if (knives.Count() == 0)
            {
                sb.AppendLine("<h2 class=\"text-center\">There are no knifes.</h2>");
            }
            else
            {
                foreach (var knife in knives)
                {
                    CreateProductView(sb, knife);
                }
            }


            sb.AppendLine("</div>");
            var footer = File.ReadLines("../../content/products-footer.html");

            foreach (var footerLine in footer)
            {
                sb.AppendLine(footerLine);
            }

            return(sb.ToString());
        }
        public static IList <Route> UseRoutes()
        {
            var routes = new List <Route>()
            {
                //post message
                new Route()
                {
                    Name     = "Post Directory",
                    Method   = SimpleHttpServer.Enums.RequestMethod.POST,
                    UrlRegex = @"^/.+\.html$",
                    Callable = (request) =>
                    {
                        MessageSender.AddToDatabase(request.Url, request.Content);
                        var fileName = request.Url.Substring(1);
                        return(new HttpResponse()
                        {
                            StatusCode = SimpleHttpServer.Enums.ResponseStatusCode.Ok,
                            ContentAsUTF8 = File.ReadAllText($"../../content/{fileName}")
                        });
                    }
                },
                //get html page
                new Route()
                {
                    Name     = "Get Html Directory",
                    Method   = SimpleHttpServer.Enums.RequestMethod.GET,
                    UrlRegex = @"^/.+\.html\?*.*$",
                    Callable = (request) =>
                    {
                        //find name of file
                        int    startIndexFileName = request.Url.LastIndexOf('/') + 1;
                        int    lastIndexFileName  = request.Url.IndexOf(".html") + 5;
                        int    fileNameLength     = lastIndexFileName - startIndexFileName;
                        string fileName           = request.Url.Substring(startIndexFileName, fileNameLength);

                        //find name of theme from query string
                        int    startindexchangestylequery = request.Url.LastIndexOf(".html") + 5;
                        string styleKey   = request.Url.Substring(startindexchangestylequery).Split('=')[0];
                        string styleValue = null;

                        if (styleKey == "?theme")
                        {
                            styleValue = request.Url.Substring(startindexchangestylequery).Split('=')[1];
                        }

                        //find name of poducts from query string
                        int    startIndexSearchQuery = request.Url.LastIndexOf(".html") + 5;
                        string searhKey    = request.Url.Substring(startIndexSearchQuery).Split('=')[0];
                        string searchValue = request.Header.Cookies["theme"].Value;
                        if (searhKey == "?product-name")
                        {
                            searchValue = request.Url.Substring(startIndexSearchQuery).Split('=')[1];
                        }

                        //response
                        var response = new HttpResponse()
                        {
                            StatusCode = SimpleHttpServer.Enums.ResponseStatusCode.Ok
                        };

                        response.Header.Cookies.Add(new Cookie("theme", styleValue));
                        Cookie cookie = request.Header.Cookies["theme"];

                        if (fileName == "products.html")
                        {
                            response.ContentAsUTF8 = ProductLoader.GetProduct(searchValue, styleValue);
                        }
                        else
                        {
                            //ContentAsUTF8 = File.ReadAllText($"../../content/{fileName}")
                            var newStyle = StyleChenger.InsertStyle($"../../content/{fileName}", $"../../content/css/{cookie.Value}.css");
                            response.ContentAsUTF8 = newStyle;
                        }

                        Console.WriteLine(response.ToString());
                        return(response);
                    }
                },
                //images
                new Route()
                {
                    Name     = "Get Images Directory",
                    Method   = SimpleHttpServer.Enums.RequestMethod.GET,
                    UrlRegex = @"^/images/.+$",
                    Callable = (request) =>
                    {
                        var imageName = request.Url.Substring(1);

                        var response = new HttpResponse()
                        {
                            StatusCode = SimpleHttpServer.Enums.ResponseStatusCode.Ok,
                            Content    = File.ReadAllBytes($"../../content/{imageName}")
                        };
                        response.Header.ContentType  = "image/*";
                        request.Header.ContentLength = response.Content.Length.ToString();
                        return(response);
                    }
                },

                //css
                new Route()
                {
                    Name     = "Get Custom CSS Directory",
                    Method   = SimpleHttpServer.Enums.RequestMethod.GET,
                    UrlRegex = @"^/content/css/.+\.css$",
                    Callable = (request) =>
                    {
                        var styleName = request.Url.Substring(1);
                        var response  = new HttpResponse()
                        {
                            StatusCode = SimpleHttpServer.Enums.ResponseStatusCode.Ok,
                            Content    = File.ReadAllBytes($"../../{styleName}")
                        };
                        response.Header.ContentType  = "text/css";
                        request.Header.ContentLength = response.Content.Length.ToString();
                        return(response);
                    }
                },

                new Route()
                {
                    Name     = "Get Bootstrap CSS Directory",
                    Method   = SimpleHttpServer.Enums.RequestMethod.GET,
                    UrlRegex = @"^/bootstrap/css/.+$",
                    Callable = (request) =>
                    {
                        var styleName = request.Url.Substring(1);
                        var response  = new HttpResponse()
                        {
                            StatusCode = SimpleHttpServer.Enums.ResponseStatusCode.Ok,
                            Content    = File.ReadAllBytes($"../../content/{styleName}")
                        };
                        response.Header.ContentType  = "text/css";
                        request.Header.ContentLength = response.Content.Length.ToString();
                        return(response);
                    }
                },
                //js
                new Route()
                {
                    Name     = "Get Bootstrap JS",
                    Method   = SimpleHttpServer.Enums.RequestMethod.GET,
                    UrlRegex = @"^/bootstrap/js/.+\.js$",
                    Callable = (request) =>
                    {
                        var jsFileName = request.Url.Substring(1);
                        var response   = new HttpResponse()
                        {
                            StatusCode    = SimpleHttpServer.Enums.ResponseStatusCode.Ok,
                            ContentAsUTF8 = File.ReadAllText($"../../content/{jsFileName}")
                        };
                        response.Header.ContentType = "application/x-javascript";
                        return(response);
                    }
                }
            };

            return(routes);
        }