go webserver template added

type_webserver.go

@@ -0,0 +1,67 @@
+package main
+
+import (
+	"fmt"
+	"net/http"
+	"os"
+
+	"github.com/gorilla/mux"
+	"gopkg.in/yaml.v2"
+)
+
+type WebServer struct {
+	HTTPServer *http.Server
+	Listen     WSListen `yaml:"listen"`
+}
+
+type WSListen struct {
+	Address string `yaml:"address"`
+	Port    string `yaml:"port"`
+}
+
+func (s *WebServer) Initialize() {
+	// Initialize default values
+	s.Listen = WSListen{
+		Address: "0.0.0.0",
+		Port:    "80",
+	}
+
+	// Attempt to read the config file
+	configFile, err := os.ReadFile("config.yml")
+	if err != nil {
+		if os.IsNotExist(err) {
+			// File does not exist, log and use default config
+			fmt.Println("Config file not found, using default settings.")
+		} else {
+			// Some other error occurred when trying to read the file, exit
+			fmt.Println("Error reading config file:", err)
+			os.Exit(1)
+		}
+	} else {
+		// If the file exists, unmarshal it into the ServiceSettings struct
+		err = yaml.Unmarshal(configFile, &s)
+		if err != nil {
+			fmt.Println("Error parsing config file:", err)
+			os.Exit(1)
+		}
+	}
+}
+
+func (s *WebServer) Start() error {
+	// Create a new MUX router and an HTTP server
+	r := mux.NewRouter()
+	s.HTTPServer = &http.Server{
+		Addr:    s.Listen.Address + ":" + s.Listen.Port,
+		Handler: r,
+	}
+
+	// Associate the various handlers (routes)
+	s.Routes(r)
+
+	// Start the server
+	fmt.Println("Listening on", s.Listen.Address+":"+s.Listen.Port)
+	err := s.HTTPServer.ListenAndServe()
+
+	// Return error, or nil
+	return err
+}