Adding Precheck Method, is_git_installed

README.md

@@ -4,9 +4,10 @@
 
 2. `cd ducke`
 
-3. For debug : `cargo build` 
+3. For debug (or to build locally): `cargo build` 
    For release: `cargo build --release`
 
+
 4. To run debug : `./target/debug/ducke` 
    To run release : `./target/release/ducke` 
 

src/main.rs

@@ -1,11 +1,21 @@
 use crossterm::event::{self, Event};
 use ratatui::{Frame, text::Text};
+mod utils;
 
 fn main() {
+    // Check for git BEFORE initializing the terminal
+    if !utils::is_git_installed() {
+        eprintln!("Error: Git is not installed or not in PATH");
+        eprintln!("Please install Git to use this application. For details see: https://git-scm.com/install/");
+        std::process::exit(1);
+    }
+
+    println!("✓ Git is installed and ready!");
+    std::thread::sleep(std::time::Duration::from_secs(3));
+
     let mut terminal = ratatui::init();
     loop {
         terminal.draw(draw).expect("failed to draw frame");
-
         if matches!(event::read().expect("failed to read event"), Event::Key(_)) {
             break;
         }
@@ -16,4 +26,4 @@ fn main() {
 fn draw(frame: &mut Frame) {
     let text = Text::raw("Hello, World!");
     frame.render_widget(text, frame.area());
-}
+}

src/utils.rs

@@ -0,0 +1,9 @@
+use std::process::Command;
+
+pub fn is_git_installed() -> bool {
+    Command::new("git")
+        .arg("--version")
+        .output()
+        .map(|output| output.status.success())
+        .unwrap_or(false)
+}