From ebf889219bbba702df0e7756c78268eb5437c30a Mon Sep 17 00:00:00 2001
From: Sam Anthony <sam@samanthony.xyz>
Date: Wed, 1 Feb 2023 09:46:17 -0330
Subject: refactor

---
 src/lib.rs  |  2 ++
 src/main.rs | 38 ++++++--------------------------------
 src/ui.rs   | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 40 insertions(+), 32 deletions(-)
 create mode 100644 src/ui.rs

(limited to 'src')

diff --git a/src/lib.rs b/src/lib.rs
index 6e363b3..527ddb8 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,3 +1,5 @@
+pub mod ui;
+
 enum Token {
     Operand(f64),
     Operator(Operator),
diff --git a/src/main.rs b/src/main.rs
index 85e95ea..d6bf2d9 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,18 +1,14 @@
-use crossterm::{
-    event::{
-        self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode, KeyEvent, KeyModifiers,
-    },
-    execute,
-    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
-};
+use crossterm::event::{self, Event, KeyCode, KeyEvent, KeyModifiers};
 use std::io;
 use tui::{
-    backend::{Backend, CrosstermBackend},
+    backend::Backend,
     layout::{Constraint, Direction, Layout},
     widgets::Paragraph,
     Frame, Terminal,
 };
 
+use pfc::ui;
+
 enum Signal {
     None,
     Exit,
@@ -52,34 +48,12 @@ impl App {
 
 fn main() -> io::Result<()> {
     let app = App::default();
-    let mut terminal = init_terminal()?;
+    let mut terminal = ui::init_terminal()?;
     let result = run(app, &mut terminal);
-    cleanup_terminal(terminal)?;
+    ui::cleanup_terminal(terminal)?;
     result
 }
 
-fn init_terminal() -> Result<Terminal<CrosstermBackend<io::Stdout>>, io::Error> {
-    enable_raw_mode()?;
-    let mut stdout = io::stdout();
-    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
-    let backend = CrosstermBackend::new(stdout);
-    Terminal::new(backend)
-}
-
-fn cleanup_terminal<B>(mut terminal: Terminal<B>) -> Result<(), io::Error>
-where
-    B: Backend + io::Write,
-{
-    disable_raw_mode()?;
-    execute!(
-        terminal.backend_mut(),
-        LeaveAlternateScreen,
-        DisableMouseCapture,
-    )?;
-    terminal.show_cursor()?;
-    Ok(())
-}
-
 fn run<B: Backend>(mut app: App, terminal: &mut Terminal<B>) -> io::Result<()> {
     loop {
         terminal.draw(|f| app.draw(f))?;
diff --git a/src/ui.rs b/src/ui.rs
new file mode 100644
index 0000000..9133f1c
--- /dev/null
+++ b/src/ui.rs
@@ -0,0 +1,32 @@
+use crossterm::{
+    event::{DisableMouseCapture, EnableMouseCapture},
+    execute,
+    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
+};
+use std::io;
+use tui::{
+    backend::{Backend, CrosstermBackend},
+    Terminal,
+};
+
+pub fn init_terminal() -> Result<Terminal<CrosstermBackend<io::Stdout>>, io::Error> {
+    enable_raw_mode()?;
+    let mut stdout = io::stdout();
+    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
+    let backend = CrosstermBackend::new(stdout);
+    Terminal::new(backend)
+}
+
+pub fn cleanup_terminal<B>(mut terminal: Terminal<B>) -> Result<(), io::Error>
+where
+    B: Backend + io::Write,
+{
+    disable_raw_mode()?;
+    execute!(
+        terminal.backend_mut(),
+        LeaveAlternateScreen,
+        DisableMouseCapture,
+    )?;
+    terminal.show_cursor()?;
+    Ok(())
+}
-- 
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