command help() fix, command symbol const, commandsymbol check

Former-commit-id: 4cd0a9b3e1be0c44ec45cf7c6b41ef41c0e55bc7

main.go

@@ -29,6 +29,7 @@ const (
 	//TestAPIEndpoint = "https://hhtestnet.com/api/v1"
 	//APIkey = "***REMOVED***"
 	HodlHodlCheckTimer = 5 * time.Second
+	commandSymbol = "/"
 
 	// Config
 	infoFormat            = "====== "
@@ -87,7 +88,7 @@ type config struct {
 
 type Command interface {
 	Run(args []string) (string, error)
-	Help(args []string) (string, error)
+	Help(args []string) (string)
 }
 
 type DefaultCmd struct {
@@ -103,17 +104,16 @@ func (*DefaultCmd) Run(args []string) (string, error) {
 	return "Type help to get available commands", nil
 }
 
-func (*DefaultCmd) Help(args []string) (string, error) {
-	return "Help of Default", nil
+func (*DefaultCmd) Help(args []string) (string) {
+	return "Help of Default"
 }
 
 func (*HelpCmd) Run(args []string) (string, error) {
-	helpText := " this is help"
-	return helpText, nil
+	return "this is help", nil
 }
 
-func (*HelpCmd) Help(args []string) (string, error) {
-	return "this is help of help", nil
+func (*HelpCmd) Help(args []string) (string) {
+	return "this is help of help"
 }
 
 func (*HelloCmd) Run(args []string) (string, error) {
@@ -126,18 +126,15 @@ func (*HelloCmd) Run(args []string) (string, error) {
 	return "Hi, My name is Skynet 1.0. \n How can I help you ? ", nil
 }
 
-func (*HelloCmd) Help(args []string) (string, error) {
-	return "Help of Hello", nil
+func (*HelloCmd) Help(args []string) (string) {
+	return "Help of Hello"
 }
 
 func handleCommand(command Command, args []string) string {
 
 	if len(args) != 0 && args[0] == "help" {
 		fmt.Println("Inside 1")
-		result, err := command.Help(args)
-		if err != nil {
-			return "error"
-		}
+		result := command.Help(args)
 		return result
 	} else if len(args) != 0 && args[0] != "help" {
 		return "Unkown command"
@@ -246,9 +243,9 @@ func answerMessage(s xmpp.Sender, p stanza.Packet) {
 	_, _ = fmt.Fprintf(os.Stdout, "Body = %s - from = %s\n", msg.Body, msg.From)
 
 	//answersArray := []string{"Test", "Help", "Time"}
-	if len(msg.Body) > 0 {
+	if len(msg.Body) > 0 && msg.Body[0:1] == commandSymbol {
 		fmt.Println("keep the message", msg.Body)
-		receivedCmd := strings.Fields(msg.Body)[0]
+		receivedCmd := strings.Replace(strings.Fields(msg.Body)[0], "/", "", -1)
 		args := strings.Fields(msg.Body)[1:]
 		fmt.Println("command is : ", receivedCmd)
 		fmt.Println("args are : ", args)
@@ -261,7 +258,7 @@ func answerMessage(s xmpp.Sender, p stanza.Packet) {
 		for regCommandName, regCommand := range Commands {
 
 			var result string
-			if receivedCmd == "/"+regCommandName {
+			if receivedCmd == regCommandName {
 				result = handleCommand(regCommand, args)
 			} /*else {
 				result = handleCommand(Commands["default"], args)