add start command

Author: ttt43ttt

cmd/root.go

@@ -1,6 +1,8 @@
 package cmd
 
-import "github.com/spf13/cobra"
+import (
+	"github.com/spf13/cobra"
+)
 
 var rootCmd = &cobra.Command{
 	Use:   "http-server",

cmd/start.go

@@ -0,0 +1,31 @@
+package cmd
+
+import (
+	"fmt"
+	"net/http"
+
+	"github.com/spf13/cobra"
+)
+
+var folder string
+var port int
+
+func init() {
+	rootCmd.AddCommand(startCmd)
+	startCmd.Flags().StringVarP(&folder, "directory", "d", "", "Path of the web folder")
+	startCmd.Flags().IntVarP(&port, "port", "p", 8080, "Port number")
+}
+
+var startCmd = &cobra.Command{
+	Use:   "start",
+	Short: "Start the HTTP server",
+
+	Args: cobra.MinimumNArgs(0),
+
+	Run: func(cmd *cobra.Command, args []string) {
+		fmt.Println("serving directory: ", folder)
+		fmt.Println("listening on port: ", port)
+		fileHandler := http.FileServer(http.Dir(folder))
+		http.ListenAndServe(fmt.Sprint(":", port), fileHandler)
+	},
+}