refactor(install.js): 优化密码输入处理逻辑

install.js

@@ -205,6 +205,7 @@ function askPassword(question) {
     
     let password = '';
     const stdin = process.stdin;
+    const stdout = process.stdout;
     
     const cleanup = () => {
       if (stdin.isTTY) {
@@ -216,41 +217,36 @@ function askPassword(question) {
     };
     
     const onData = (char) => {
-      const c = char;
+      const code = char.charCodeAt(0);
       
-      switch (c) {
+      if (code === 10 || code === 13) {
-        case '\n':
-        case '\r':
-        case '\u0004':
         cleanup();
-          console.log();
+        stdout.write('\n');
         resolve(password);
-          break;
+      } else if (code === 3) {
-        case '\u0003':
         cleanup();
-          console.log('\n已取消');
+        stdout.write('\n已取消\n');
         process.exit(0);
-          break;
+      } else if (code === 127 || code === 8) {
-        case '\u007F':
-        case '\b':
         if (password.length > 0) {
           password = password.slice(0, -1);
-            process.stdout.write('\b \b');
+          stdout.write('\b \b');
         }
-          break;
+      } else if (code >= 32) {
-        default:
+        password += char;
-          password += c;
+        stdout.write('*');
-          process.stdout.write('*');
-          break;
       }
     };
     
     if (stdin.isTTY) {
       stdin.setRawMode(true);
-    }
-    stdin.setEncoding('utf8');
-    stdin.on('data', onData);
       stdin.resume();
+      stdin.on('data', onData);
+    } else {
+      rl.question('', (answer) => {
+        resolve(answer.trim());
+      });
+    }
   });
 }