From 10de1a7de7e6855c6c84933618aa84d20f7f07b9 Mon Sep 17 00:00:00 2001
From: Gregor Kleen <gregor.kleen@ifi.lmu.de>
Date: Fri, 7 Feb 2020 21:17:29 +0100
Subject: [PATCH] feat(exam-correct): submit on enter

---
 frontend/src/utils/exam-correct/exam-correct.js | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/frontend/src/utils/exam-correct/exam-correct.js b/frontend/src/utils/exam-correct/exam-correct.js
index 3c9a1c9f0..e321c6e8a 100644
--- a/frontend/src/utils/exam-correct/exam-correct.js
+++ b/frontend/src/utils/exam-correct/exam-correct.js
@@ -90,6 +90,10 @@ export class ExamCorrect {
       deleteBox.addEventListener('change', (() => { this._updatePartDeleteDisabled(deleteBox); }).bind(this));
     }
 
+    for (let input of [this._userInput, ...this._partInputs]) {
+      input.addEventListener('keypress', this._inputKeypress.bind(this));
+    }
+
     if (!this._userInputStatus) {
       throw new Error('ExamCorrect utility could not detect user input status element!');
     }
@@ -130,6 +134,14 @@ export class ExamCorrect {
     partInput.disabled = deleteBox.checked;
   }
 
+  _inputKeypress() {
+    if (event.keyCode !== 13) {
+      return false;
+    }
+
+    this._sendCorrectionHandler();
+  }
+
   _validateUserInput() {
     (!this._userInput.value) ? this._userInput.classList.add('no-value') : this._userInput.classList.remove('no-value');