working on 'add remote' command and 'refresh' command

client/clientcmd/refresh.go

@@ -0,0 +1,43 @@
+package clientcmd
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+
+	clientconfig "github.com/deranjer/gvc/client/clientconfig"
+)
+
+func RefreshContent(conf *clientconfig.Gvcconfig) error {
+	remotes := conf.Remotes
+	for _, remote := range remotes {
+		if remote.Default {
+			conn, err := ConnectToServer(remote.Name, conf.CurrentBranch, conf)
+			if err != nil {
+				return err
+			}
+			for { // Server should send 'Connected\n' to client after connect, then client can ask for server details
+				message, err := bufio.NewReader(*conn).ReadString('\n')
+				if err != nil {
+					return fmt.Errorf("error reading from connection: %s", err)
+				}
+				fmt.Printf("Message from server: %s", message)
+				switch message {
+				case "Connected\n":
+					fmt.Println("Server has acknowledged connection, asking for server details")
+					bytesSent, err := fmt.Fprintf(*conn, "Details\n")
+					if err != nil {
+						fmt.Println("Error sending message to server! ", err)
+						os.Exit(0)
+					}
+					if bytesSent > 0 {
+						fmt.Println("Message Sent")
+					}
+				default:
+					fmt.Println("Details: ", message)
+					os.Exit(0)
+				}
+			}
+		}
+	}
+}