WIP: working on better ui interaction

src/tui/mode_monitoring.rs

@@ -1,3 +1,4 @@
+use std::collections::BTreeMap;
 use crate::duration_to_string;
 use color_eyre::Result;
 use crossterm::event;
@@ -7,37 +8,23 @@ use ratatui::widgets::{Block, Borders, Cell, Clear, List, ListItem, ListState, P
 use ratatui::Frame;
 use std::time::{Duration, SystemTime};
 use ratatui::layout::Flex;
+use crate::target_state::TargetState;
 use crate::tui::ratatui_app::RatatuiApp;
 use crate::tui::ratatui_screens::RatatuiScreens::{Adding, Deleting, Editing};
 
 pub struct RatatuiMonitoringMode {}
 
 impl RatatuiMonitoringMode {
-    pub fn render(frame: &mut Frame, state: &mut RatatuiApp) {
+    fn render_hosts_list(frame: &mut Frame, state: &mut RatatuiApp, area: Rect) {
-        let layouts = Layout::default()
+        /// Headers
-            .direction(Direction::Vertical)
-            .constraints([
-                Constraint::Fill(1),
-                Constraint::Length(10),
-                Constraint::Length(3),
-            ])
-            .split(frame.area());
-
-        let body_layout = layouts[0];
-        let logs_layout = layouts[1];
-        let footer_layout = layouts[2];
-
-        frame.render_widget(Paragraph::new("")
-                                .block(Block::bordered())
-                                .centered(),
-            body_layout);
-
         let headers = ["Host", "RTT", "Last Change"]
             .iter()
             .map(|h| Cell::from(*h));
         let header = Row::new(headers)
             .style(Style::default().fg(Color::Yellow))
             .bottom_margin(1);
+
+        /// Rows
         let mut rows = vec![];
 
         for (_, current) in state.state.iter() {
@@ -70,6 +57,7 @@ impl RatatuiMonitoringMode {
             rows.push(Row::new(to_push));
         }
 
+        /// Table Builder
         let table = Table::new(rows, vec![Constraint::Min(30), Constraint::Min(6), Constraint::Min(5), Constraint::Min(30)])
             .header(header)
             .block(Block::default()
@@ -89,11 +77,10 @@ impl RatatuiMonitoringMode {
             .highlight_symbol(">> ");
 
         // frame.render_widget(table, layouts[0]);
-        frame.render_stateful_widget(table, layouts[0], &mut make_state(state.selected_host));
+        frame.render_stateful_widget(table, area, &mut make_state(state.selected_host));
-
+    }
-        // let footer_text = "Press <ESC> or q to exit";
-        let footer_text = "Press <ESC> or q to exit | Press d to delete host | Press a to add host";
 
+    fn render_logs(frame: &mut Frame, state: &mut RatatuiApp, logs_layout: Rect) {
         let mut list_items = vec![];
         for entry in state.get_log_entries(10) {
             list_items.push(ListItem::new(entry));
@@ -109,6 +96,12 @@ impl RatatuiMonitoringMode {
         // Log
         frame.render_widget(list, logs_layout);
 
+    }
+
+    fn render_footer_block(frame: &mut Frame, footer_layout: Rect) {
+        // let footer_text = "Press <ESC> or q to exit";
+        let footer_text = "Press <ESC> or q to exit | Press d to delete host | Press a to add host";
+
         frame.render_widget(
             Paragraph::new(footer_text)
                 .block(Block::bordered())
@@ -116,6 +109,27 @@ impl RatatuiMonitoringMode {
             footer_layout,
         );
 
+    }
+    pub fn render(frame: &mut Frame, state: &mut RatatuiApp) {
+        let layouts = Layout::default()
+            .direction(Direction::Vertical)
+            .constraints([
+                Constraint::Fill(1),
+                Constraint::Length(10),
+                Constraint::Length(3),
+            ])
+            .split(frame.area());
+
+        Self::render_hosts_list(frame, state,  layouts[0]);
+        Self::render_logs(frame, state, layouts[1]);
+        Self::render_footer_block(frame, layouts[2]);
+
+        Self::add_popup(state, frame);
+        Self::exit_popup(state, frame);
+        Self::delete_popup(state, frame);
+    }
+
+    fn add_popup(state: &RatatuiApp, frame: &mut Frame) {
         if state.showing_add_popup {
             let block = Block::bordered().title("Add Host");
             let area = RatatuiMonitoringMode::popup_area(frame.area(), 60, 20);
@@ -123,7 +137,9 @@ impl RatatuiMonitoringMode {
             frame.render_widget(Clear, area);
             frame.render_widget(block, area);
         }
+    }
 
+    fn exit_popup(state: &RatatuiApp, frame: &mut Frame) {
         if state.trying_to_exit {
             let block = Paragraph::new("Are you sure? (Y/N)")
                 .block(Block::bordered().title("Exit"));
@@ -134,8 +150,25 @@ impl RatatuiMonitoringMode {
         }
     }
 
+    fn delete_popup(state: &RatatuiApp, frame: &mut Frame) {
+        if state.trying_to_delete  {
+            let as_list = state.state.clone();
+            let mut host_name = String::new();
+            for (index, (label, _)) in as_list.iter().enumerate() {
+                if index == state.selected_host {
+                    host_name = label.clone();
+                }
+            }
+            let block = Paragraph::new(format!("Delete {}", host_name))
+                .centered()
+                .block(Block::bordered());
+
+            frame.render_widget(block, frame.area());
+        }
+    }
+
     fn popup_area(area: Rect, percent_x: u16, percent_y: u16) -> Rect {
-        let vertical = Layout::vertical([Constraint::Percentage(percent_y)]).flex(Flex::Center);
+        let vertical = Layout::vertical([Constraint::Percentage(percent_x)]).flex(Flex::Center);
         let horizontal = Layout::horizontal([Constraint::Percentage(percent_y)]).flex(Flex::Center);
         let [area] = vertical.areas(area);
         let [area] = horizontal.areas(area);
@@ -195,12 +228,25 @@ impl RatatuiMonitoringMode {
                 app.showing_add_popup = true;
             }
              KeyCode::Char('d') | KeyCode::Char('D') => {
-                app.set_screen(Deleting);
+                 app.trying_to_delete = true;
             }
             _ => {}
         }
     }
 
+    fn handle_delete_popup_inputs(app: &mut RatatuiApp, key: KeyCode) {
+        match key {
+            KeyCode::Char('y') | KeyCode::Char('Y') => {
+                // app.remove_selected_host();
+                dbg!("Delete this item.");
+            },
+            KeyCode::Char('n') | KeyCode::Char('N') => {
+                dbg!("Do not delete this item.");
+            },
+            _ => {}
+        }
+    }
+
     pub fn handle_crossterm_events(app: &mut RatatuiApp) -> Result<()> {
         if event::poll(Duration::from_millis(100))? {
             match event::read()? {
@@ -210,6 +256,8 @@ impl RatatuiMonitoringMode {
                         Self::handle_add_popup_inputs(app, key.code);
                     } else if app.trying_to_exit {
                         Self::handle_exit_popup_inputs(app, key.code);
+                    } else if app.trying_to_delete {
+                        Self::handle_delete_popup_inputs(app, key.code);
                     } else {
                         Self::handle_monitoring_screen_inputs(app, key.code);
                     }

src/tui/ratatui_app.rs

@@ -27,7 +27,7 @@ pub struct RatatuiApp {
     pub state: BTreeMap<String, TargetState>,
     current_screen: RatatuiScreens,
     log_entries: Vec<String>,
-    pub filename: Option<String>,
+    filename: Option<String>,
     pub selected_host: usize,
     pub showing_add_popup: bool,
     pub trying_to_exit: bool,
@@ -39,6 +39,14 @@ pub struct RatatuiApp {
 /// Private Methods
 impl RatatuiApp {
 
+    pub fn set_filename(mut self, new_filename: String) {
+        self.filename = Some(new_filename)
+    }
+
+    pub fn get_filename(self) -> String {
+        self.filename.unwrap_or(String::new())
+    }
+
     pub fn add_new_host(mut self, new_target: TargetState) -> Result<()> {
         self.state.insert(new_target.name.clone(), new_target);
         Ok(())
@@ -53,27 +61,10 @@ impl RatatuiApp {
             // check for any waiting ping results...
             self.consume_waiting_results(&receiver);
 
-            match self.current_screen {
-                RatatuiScreens::Deleting => {
-                    terminal
-                        .draw(|frame| RatatuiDeletingMode::render(frame, &mut self))?;
-                    RatatuiDeletingMode::handle_crossterm_events(&mut self)?
-
-                }
-                RatatuiScreens::Monitoring => {
             terminal
                 .draw(|frame| RatatuiMonitoringMode::render(frame, &mut self))?;
             RatatuiMonitoringMode::handle_crossterm_events(&mut self)?;
-                }
+
-                RatatuiScreens::Editing => {
-                    terminal.draw(|frame| RatatuiEditingMode::render(frame, &mut self.state))?;
-                    RatatuiEditingMode::handle_crossterm_events(&mut self)?;
-                }
-                RatatuiScreens::Adding => {
-                    terminal.draw(|frame| RatatuiAddingMode::render(frame, &mut self))?;
-                    RatatuiAddingMode::handle_crossterm_events(&mut self)?
-                }
-            }
         }
         Ok(())
     }
@@ -132,12 +123,7 @@ impl RatatuiApp {
     }
 
     fn render(&mut self, frame: &mut Frame) {
-        match self.current_screen {
+        RatatuiMonitoringMode::render(frame, self)
-            RatatuiScreens::Monitoring => RatatuiMonitoringMode::render(frame, self),
-            RatatuiScreens::Editing => RatatuiEditingMode::render(frame, &mut self.state),
-            RatatuiScreens::Deleting => RatatuiDeletingMode::render(frame,self),
-            RatatuiScreens::Adding => RatatuiAddingMode::render(frame, self)
-        }
     }
 
     fn quit(&mut self) {
@@ -248,6 +234,4 @@ impl RatatuiApp {
         }
         return_value
     }
-
-
 }