feat(utils): add keyboard interaction utilities

Author: chengpeiquan

src/utils/keypress.rs

@@ -0,0 +1,30 @@
+use crate::i18n::t;
+use std::io::{self, Read, Write};
+use std::process;
+
+/// Waits for user to press any key
+///
+/// # Arguments
+///
+/// * `prompt` - Optional message to display. If None, a default message will be shown
+/// * `is_en` - Whether to display messages in English
+pub fn wait_for_key(prompt: Option<&str>) {
+    if let Some(msg) = prompt {
+        print!("{} ", msg);
+    } else {
+        print!("{}", t("wait_for_key"));
+    }
+    io::stdout().flush().unwrap();
+    let mut buffer = [0u8; 1];
+    io::stdin().read_exact(&mut buffer).unwrap();
+}
+
+/// Waits for user input and then exits the program
+///
+/// # Arguments
+///
+/// * `msg` - Optional message to display before exiting. If None, a default message will be shown
+pub fn exit_on_keypress(msg: Option<&str>) {
+    wait_for_key(msg);
+    process::exit(0);
+}

src/utils/mod.rs

@@ -0,0 +1 @@
+pub mod keypress;