feat: minimal clock

.gitignore

@@ -0,0 +1,21 @@
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb
+
+# RustRover
+#  JetBrains specific template is maintained in a separate JetBrains.gitignore that can
+#  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
+#  and can be added to the global gitignore or merged into this file.  For a more nuclear
+#  option (not recommended) you can uncomment the following to ignore the entire idea folder.
+#.idea/

Cargo.toml

@@ -13,4 +13,5 @@ keywords = ["time", "clock", "tui"]
 
 
 [dependencies]
-
+chrono = "0.4.38"
+ratatui = "0.27.0"

src/main.rs

@@ -1,3 +1,52 @@
-fn main() {
+use ratatui::crossterm::{
-    println!("Hello, world!");
+    event::{self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode, KeyModifiers},
+    execute,
+    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
+};
+use ratatui::{
+    backend::CrosstermBackend,
+    widgets::{Block, Borders},
+    Terminal,
+};
+use std::io;
+
+const TITLE: &str = "Crock";
+
+fn main() -> Result<(), io::Error> {
+    // setup terminal
+    enable_raw_mode()?;
+    let mut stdout = io::stdout();
+    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
+    let backend = CrosstermBackend::new(stdout);
+    let mut terminal = Terminal::new(backend)?;
+
+    loop {
+        terminal.draw(|f| {
+            let size = f.size();
+            let block = Block::default().title(TITLE).borders(Borders::ALL);
+            let inner = block.inner(size);
+            f.render_widget(block, size);
+            let w = ratatui::widgets::Paragraph::new(format!("{}", chrono::Utc::now()));
+            f.render_widget(w, inner);
+        })?;
+        if let Event::Key(key) = event::read()? {
+            if key.code == KeyCode::Char('q')
+                || key.code == KeyCode::Esc
+                || (key.modifiers.contains(KeyModifiers::CONTROL) && key.code == KeyCode::Char('c'))
+            {
+                break;
+            }
+        }
+    }
+
+    // restore terminal
+    disable_raw_mode()?;
+    execute!(
+        terminal.backend_mut(),
+        LeaveAlternateScreen,
+        DisableMouseCapture
+    )?;
+    terminal.show_cursor()?;
+
+    Ok(())
 }