first gosdn-tview prototype

has kind of the same features as gosdn-cli

cmd/gosdn-tview/app/app.go

@@ -27,3 +27,7 @@ func (a *App) Run() error {
 func (a *App) Stop() {
 	a.app.Stop()
 }
+
+func (a *App) SetFocus(v tview.Primitive) {
+	a.app.SetFocus(v)
+}

cmd/gosdn-tview/grpc/commands.go

@@ -23,7 +23,7 @@ type command struct {
 	Name        string
 	Description string
 	//CommandType commandType
-	Function func(conn *grpc.ClientConn)
+	Function func(conn *grpc.ClientConn) string
 }
 
 var CommandList = []command{
@@ -45,7 +45,7 @@ func Connect() *grpc.ClientConn {
 	return conn
 }
 
-func goSDNSayHello(conn *grpc.ClientConn) {
+func goSDNSayHello(conn *grpc.ClientConn) string {
 	c := pb.NewGrpcCliClient(conn)
 
 	// Contact the server and print out its response.
@@ -56,11 +56,10 @@ func goSDNSayHello(conn *grpc.ClientConn) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	log.Info("Greeting: ", r.String())
-
+	return r.GetMessage()
 }
 
-func goSDNShutdown(conn *grpc.ClientConn) {
+func goSDNShutdown(conn *grpc.ClientConn) string {
 
 	c := pb.NewGrpcCliClient(conn)
 
@@ -72,16 +71,17 @@ func goSDNShutdown(conn *grpc.ClientConn) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	log.Info("Greeting: ", r.GetMessage())
+	return r.GetMessage()
 }
 
-func goSDNTestDB(conn *grpc.ClientConn) {
+func goSDNTestDB(conn *grpc.ClientConn) string {
 	// TODO: fill with code and also see if grpc interface has this stub implemented.
+	return "not implemented yet"
 }
 
 // TAPIGetEdge triggers the GetEdge function of the Ciena
 // flavoured TAPI client
-func TAPIGetEdge(conn *grpc.ClientConn) {
+func TAPIGetEdge(conn *grpc.ClientConn) string {
 
 	c := pb.NewGrpcCliClient(conn)
 
@@ -93,12 +93,12 @@ func TAPIGetEdge(conn *grpc.ClientConn) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	log.Info("TAPIGetEdge said: ", r.GetMessage())
+	return r.GetMessage()
 }
 
 // TAPIGetEdgeNode triggers the GetEdgeNode function of the Ciena
 // flavoured TAPI client
-func TAPIGetEdgeNode(conn *grpc.ClientConn) {
+func TAPIGetEdgeNode(conn *grpc.ClientConn) string {
 	c := pb.NewGrpcCliClient(conn)
 
 	// Contact the server and print out its response.
@@ -109,12 +109,12 @@ func TAPIGetEdgeNode(conn *grpc.ClientConn) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	log.Info("TAPIGetEdgeNode said: ", r.GetMessage())
+	return r.GetMessage()
 }
 
 // TAPIGetLink triggers the GetLink function of the Ciena
 // flavoured TAPI client
-func TAPIGetLink(conn *grpc.ClientConn) {
+func TAPIGetLink(conn *grpc.ClientConn) string {
 
 	c := pb.NewGrpcCliClient(conn)
 
@@ -126,5 +126,5 @@ func TAPIGetLink(conn *grpc.ClientConn) {
 	if err != nil {
 		log.Fatal(err)
 	}
-	log.Info("TAPIGetLink said: ", r.GetMessage())
+	return r.GetMessage()
 }

cmd/gosdn-tview/views/commandsListView.go

@@ -28,12 +28,14 @@ func (c *CommandListView) GetContent() tview.Primitive {
 	return c.commandsList
 }
 
-func (v *CommandListView) GetCommands(app *app.App, conn *grpc.ClientConn) {
+func (v *CommandListView) GetCommands(app *app.App, rv *ResultAndInputView,
+	conn *grpc.ClientConn) {
 	for i, command := range commands.CommandList {
 		f := command.Function
 		v.commandsList.
 			AddItem(command.Name, command.Description, rune('a'+i), func() {
-				f(conn)
+				r := f(conn)
+				rv.SetContent(r)
 			})
 	}
 

cmd/gosdn-tview/views/mainView.go

@@ -20,7 +20,7 @@ func NewMainView(app *app.App, conn *grpc.ClientConn) *MainView {
 		commandsListView:   NewCommandListView(),
 		resultAndInputView: NewResultAndInputView(),
 	}
-	v.commandsListView.GetCommands(app, conn)
+	v.commandsListView.GetCommands(app, v.resultAndInputView, conn)
 
 	commandsFlexBox := createFlexBox(tview.FlexRow)
 	commandsFlexBox.AddItem(v.commandsListView.GetContent(), 0, 40, true)

cmd/gosdn-tview/views/resultAndInputView.go

@@ -27,3 +27,8 @@ func NewResultAndInputView() *ResultAndInputView {
 func (r *ResultAndInputView) GetContent() tview.Primitive {
 	return r.resultAndInputView
 }
+
+func (r *ResultAndInputView) SetContent(s string) {
+	r.resultAndInputView.Clear()
+	r.resultAndInputView.SetText(s)
+}