bug fix: only print Incoming/ Outgoing/ Manual once

move title outside for loop so it doesn't get printed recursively.

bin/dnetview/src/ui.rs

@@ -33,7 +33,13 @@ pub fn ui<B: Backend>(f: &mut Frame<'_, B>, mut view: View) {
             //
             //      2. Fix error whereby duplicates outbounds are being printed (nested loop)
             Some(node) => {
+                // create the title
+                if !node.outbound.is_empty() {
+                    lines.push(Spans::from(Span::styled("   Outgoing", Style::default())));
+                    data.push("Outgoing".to_string());
+                }
                 for outbound in &node.outbound.clone() {
+                    debug!("{:?}", outbound);
                     if outbound.is_empty == false {
                         for slot in outbound.slots.clone() {
                             let addr = Span::styled(format!("       {}", slot.addr), style);
@@ -54,12 +60,13 @@ pub fn ui<B: Backend>(f: &mut Frame<'_, B>, mut view: View) {
                         }
                     }
                 }
-                //debug!("{:?}", &node.inbound);
+                // create the title
+                if !node.inbound.is_empty() {
+                    lines.push(Spans::from(Span::styled("   Incoming", Style::default())));
+                    data.push("Incoming".to_string());
+                }
                 for inbound in &node.inbound {
-                    //debug!("{:?}", inbound);
                     if inbound.is_empty == false {
-                        lines.push(Spans::from(Span::styled("   Incoming", Style::default())));
-                        data.push("Incoming".to_string());
                         let addr = Span::styled(format!("       {}", inbound.connected), style);
                         data.push(format!("{}", inbound.connected));
                         let msg: Span = match inbound.channel.last_status.as_str() {
@@ -77,9 +84,12 @@ pub fn ui<B: Backend>(f: &mut Frame<'_, B>, mut view: View) {
                         lines.push(Spans::from(vec![addr, msg]));
                     }
                 }
-                for connect in &node.manual {
+                // create the title
+                if !node.manual.is_empty() {
                     lines.push(Spans::from(Span::styled("   Manual", Style::default())));
                     data.push("Manual".to_string());
+                }
+                for connect in &node.manual {
                     lines.push(Spans::from(Span::styled(format!("       {}", connect.key), style)));
                     data.push(format!("{}", connect.key));
                 }
@@ -90,7 +100,7 @@ pub fn ui<B: Backend>(f: &mut Frame<'_, B>, mut view: View) {
             }
         }
 
-        //debug!("{:?}", data);
+        debug!("{:?}", data);
         let ids = ListItem::new(lines);
         nodes.push(ids);
     }