From 37d26e407f903e87bbf4c247c8385b662319b620 Mon Sep 17 00:00:00 2001
From: Emmanuel Gaillot <emmanuel.gaillot@gmail.com>
Date: Sat, 20 Dec 2025 21:48:03 +0100
Subject: Wait for user input before ending
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

… In preparation for unregistering user at the end.
---
 lambda-calcul/javascript/index.js | 30 ++++++++++++++++++++++++++----
 1 file changed, 26 insertions(+), 4 deletions(-)

(limited to 'lambda-calcul/javascript')

diff --git a/lambda-calcul/javascript/index.js b/lambda-calcul/javascript/index.js
index a71697d..5c080d1 100644
--- a/lambda-calcul/javascript/index.js
+++ b/lambda-calcul/javascript/index.js
@@ -1,15 +1,37 @@
+const { createInterface } = require('readline/promises');
+
 const LC = require('./src/client');
 
 const playerName = process.env.PLAYER_NAME || 'A shy user';
 
-client = LC.newClient({
+const client = LC.newClient({
   playerName,
   challengerURL: process.env.CHALLENGER_URL,
 });
 
-client.start()
-  .then(token => console.log(`${playerName} has registered with token ${token}`) || token)
-  .then(client.nextChallenge)
+let token;
+
+const solveNextChallenge = (token) => client
+  .nextChallenge(token)
   .then(challenge => console.log(`Next challenge: ${challenge}`) || challenge)
   .then(client.solve)
   .then(solution => console.log(`… solved into: ${solution}`));
+
+const waitForEnterToBePressed = () => {
+    const readlineInterface = createInterface({
+        input: process.stdin,
+        output: process.stdout,
+    });
+
+    return readlineInterface.question('Done. Press Enter to finish.')
+      .then(() => readlineInterface.close());
+};
+
+client.start()
+  .then(t => {
+    token = t;
+    console.log(`${playerName} has registered with token ${t}`);
+  })
+  .then(() => solveNextChallenge(token))
+  .then(() => waitForEnterToBePressed())
+  .then(() => console.log('Done done!'));
-- 
cgit v1.3.1