Add initial Home/Screen switching code

.config/config.json5

@@ -1,6 +1,31 @@
 {
   "keybindings": {
     "Home": {
+      "<b>": "PrevScreen",
+      "<Enter>": "Process",
+      "<q>": "Quit", // Quit the application
+      "<Ctrl-d>": "Quit", // Another way to quit
+      "<Ctrl-c>": "Quit", // Yet another way to quit
+      "<Ctrl-z>": "Suspend" // Suspend the application
+    },
+    "SelectDisks": {
+      "<b>": "PrevScreen",
+      "<Enter>": "Process",
+      "<q>": "Quit", // Quit the application
+      "<Ctrl-d>": "Quit", // Another way to quit
+      "<Ctrl-c>": "Quit", // Yet another way to quit
+      "<Ctrl-z>": "Suspend" // Suspend the application
+    },
+    "SelectParts": {
+      "<b>": "PrevScreen",
+      "<Enter>": "Process",
+      "<q>": "Quit", // Quit the application
+      "<Ctrl-d>": "Quit", // Another way to quit
+      "<Ctrl-c>": "Quit", // Yet another way to quit
+      "<Ctrl-z>": "Suspend" // Suspend the application
+    },
+    "Done": {
+      "<Enter>": "Quit",
       "<q>": "Quit", // Quit the application
       "<Ctrl-d>": "Quit", // Another way to quit
       "<Ctrl-c>": "Quit", // Yet another way to quit

src/action.rs

@@ -1,6 +1,8 @@
 use serde::{Deserialize, Serialize};
 use strum::Display;
 
+use crate::app::Mode;
+
 #[derive(Debug, Clone, PartialEq, Eq, Display, Serialize, Deserialize)]
 pub enum Action {
     Tick,
@@ -12,4 +14,9 @@ pub enum Action {
     ClearScreen,
     Error(String),
     Help,
+    SetMode(Mode),
+    PrevScreen,
+    Process,
+    SelectDisks(Option<u16>, Option<u16>), // indicies for (source, dest)
+    SelectParts(Option<u16>, Option<u16>), // indicies for (boot, os)
 }

src/app.rs

@@ -1,4 +1,4 @@
-use std::iter::zip;
+use std::{collections::HashMap, iter::zip};
 
 use color_eyre::Result;
 use crossterm::event::KeyEvent;
@@ -25,6 +25,7 @@ pub struct App {
     tick_rate: f64,
     frame_rate: f64,
     components: Vec<Box<dyn Component>>,
+    component_indices: HashMap<String, u64>,
     should_quit: bool,
     should_suspend: bool,
     mode: Mode,
@@ -37,6 +38,29 @@ pub struct App {
 pub enum Mode {
     #[default]
     Home,
+    SelectDisks,
+    SelectParts,
+    Done,
+}
+
+impl Mode {
+    pub fn next_screen(cur_mode: Mode) -> Mode {
+        match cur_mode {
+            Mode::Home => Mode::SelectDisks,
+            Mode::SelectDisks => Mode::SelectParts,
+            Mode::SelectParts => Mode::Done,
+            Mode::Done => Mode::Done,
+        }
+    }
+
+    pub fn prev_screen(cur_mode: Mode) -> Mode {
+        match cur_mode {
+            Mode::Home => Mode::Home,
+            Mode::SelectDisks => Mode::Home,
+            Mode::SelectParts => Mode::SelectDisks,
+            Mode::Done => Mode::SelectParts,
+        }
+    }
 }
 
 impl App {
@@ -53,6 +77,14 @@ impl App {
                 Box::new(Footer::new()),
                 Box::new(Popup::new()),
             ],
+            component_indices: HashMap::from([
+                (String::from("title"), 0),
+                (String::from("fps"), 1),
+                (String::from("left"), 2),
+                (String::from("right"), 3),
+                (String::from("footer"), 4),
+                (String::from("popup"), 5),
+            ]),
             should_quit: false,
             should_suspend: false,
             config: Config::new()?,
@@ -160,6 +192,13 @@ impl App {
                 Action::ClearScreen => tui.terminal.clear()?,
                 Action::Resize(w, h) => self.handle_resize(tui, w, h)?,
                 Action::Render => self.render(tui)?,
+                Action::PrevScreen => self
+                    .action_tx
+                    .send(Action::SetMode(Mode::prev_screen(self.mode)))?,
+                Action::Process => self
+                    .action_tx
+                    .send(Action::SetMode(Mode::next_screen(self.mode)))?,
+                Action::SetMode(new_mode) => self.mode = new_mode,
                 _ => {}
             }
             for component in self.components.iter_mut() {

src/components/footer.rs

@@ -3,18 +3,21 @@ use ratatui::{prelude::*, widgets::*};
 use tokio::sync::mpsc::UnboundedSender;
 
 use super::Component;
-use crate::{action::Action, config::Config};
+use crate::{action::Action, app::Mode, config::Config};
 
 #[derive(Default)]
 pub struct Footer {
     command_tx: Option<UnboundedSender<Action>>,
     config: Config,
-    show_install_driver: bool,
+    footer_text: String,
 }
 
 impl Footer {
     pub fn new() -> Self {
-        Self::default()
+        Self {
+            footer_text: String::from("(Enter) to select / (b) to go back / (q) to quit"),
+            ..Default::default()
+        }
     }
 }
 
@@ -37,21 +40,28 @@ impl Component for Footer {
             Action::Render => {
                 // add any logic here that should run on every render
             }
+            Action::SetMode(new_mode) => {
+                self.footer_text = match new_mode {
+                    Mode::SelectDisks => String::from(
+                        "(Enter) to select / (b) to go back / (i) to install driver / (q) to quit",
+                    ),
+                    Mode::Done => String::from("(Enter) or (q) to quit"),
+                    _ => String::from("(Enter) to select / (b) to go back / (q) to quit"),
+                }
+            }
             _ => {}
         }
         Ok(None)
     }
 
     fn draw(&mut self, frame: &mut Frame, area: Rect) -> Result<()> {
-        let footer_text = Span::styled(
-            if self.show_install_driver {
-                "(Enter) to select / (b) to go back / (i) to install driver / (q) to quit"
-            } else {
-                "(Enter) to select / (b) to go back / (q) to quit"
-            },
+        let footer = Paragraph::new(
+            Line::from(Span::styled(
+                &self.footer_text,
                 Style::default().fg(Color::DarkGray),
-        );
-        let footer = Paragraph::new(Line::from(footer_text).centered())
+            ))
+            .centered(),
+        )
         .block(Block::default().borders(Borders::ALL));
         frame.render_widget(footer, area);
         Ok(())

src/components/left.rs

@@ -4,17 +4,21 @@ use ratatui::{prelude::*, widgets::*};
 use tokio::sync::mpsc::UnboundedSender;
 
 use super::Component;
-use crate::{action::Action, config::Config};
+use crate::{action::Action, app::Mode, config::Config};
 
 #[derive(Default)]
 pub struct Left {
     command_tx: Option<UnboundedSender<Action>>,
     config: Config,
+    title_text: String,
 }
 
 impl Left {
     pub fn new() -> Self {
-        Self::default()
+        Self {
+            title_text: String::from("Home"),
+            ..Default::default()
+        }
     }
 }
 
@@ -43,6 +47,12 @@ impl Component for Left {
             Action::Render => {
                 // add any logic here that should run on every render
             }
+            Action::SetMode(new_mode) => match new_mode {
+                Mode::Home => self.title_text = String::from("Home"),
+                Mode::SelectDisks => self.title_text = String::from("Select Source Disk"),
+                Mode::SelectParts => self.title_text = String::from("Select Boot Partition"),
+                Mode::Done => self.title_text = String::from("Done"),
+            },
             _ => {}
         }
         Ok(None)
@@ -55,8 +65,8 @@ impl Component for Left {
             .areas(area);
 
         // Title
-        let title_text = String::from("Hello world!");
-        let title = Paragraph::new(Line::from(title_text).centered())
+        let title =
+            Paragraph::new(Line::from(Span::styled(&self.title_text, Style::default())).centered())
                 .block(Block::default().borders(Borders::NONE));
         frame.render_widget(title, title_area);