Rewrite pause.dart

dart/bin/pause.dart

@@ -1,43 +1,18 @@
+
 import 'dart:io';
-import 'package:libac_dart/utils/IOTools.dart';
 
-String getKeyPress() {
-  bool ret = false;
-  String str = "";
-  while (!ret) {
-    // Disable line mode to capture a single key press without requiring Enter
-    //stdin.echoMode = false;
-    //stdin.lineMode = false;
+void main(List<String> arguments) {
+  stdout.write('Press any key to continue...');
 
-    // Read a single byte from stdin
-    int byte = stdin.readByteSync();
+  while (true) {
+    int charCode = stdin.readByteSync(); // Read a single byte
+    String char = String.fromCharCode(charCode).toLowerCase(); // Convert byte to character and lowercase it
 
-    // Restore line mode and echo mode to default settings
-    //stdin.echoMode = true;
-    //stdin.lineMode = true;
-
-    // Return the character representation of the byte
-    str = String.fromCharCode(byte);
-
-    if (RegExp(r'^[A-Za-z]$').hasMatch(str)) ret = true;
+    // Check if the input is "Enter" or between 'a' and 'z'
+    if (charCode == 10 || (char.compareTo('a') >= 0 && char.compareTo('z') <= 0)) {
+      break; // Exit loop if valid input is received
+    }
   }
 
-  return str;
-}
-
-Future<int> main() async {
-  await prnt("\rPress Any Key To Continue...");
-
-  // Listen for a key press
-  String key = getKeyPress();
-
-  // Erase the line by printing a new line
-  await prnt("\r\n");
-
-  // Check if the pressed key is 'Z'
-  if (key.toUpperCase() == 'Z') {
-    return 1;
-  }
-
-  return 0;
+  print(''); // Print a newline for formatting
 }