From 99ede1e1515b2dcee5cabbfab4fd5f4db675a59f Mon Sep 17 00:00:00 2001
From: Georgios Andreadis <g.andreadis@student.tudelft.nl>
Date: Sat, 30 Sep 2017 09:58:43 +0200
Subject: Don't allow un-pausing at end of simulation

---
 src/components/app/timeline/PlayButtonComponent.js | 12 ++++++++++--
 src/containers/app/timeline/PlayButtonContainer.js |  2 ++
 2 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/src/components/app/timeline/PlayButtonComponent.js b/src/components/app/timeline/PlayButtonComponent.js
index 6ec70cc3..2b8e5328 100644
--- a/src/components/app/timeline/PlayButtonComponent.js
+++ b/src/components/app/timeline/PlayButtonComponent.js
@@ -1,7 +1,15 @@
 import React from "react";
 
-const PlayButtonComponent = ({isPlaying, onPlay, onPause}) => (
-    <div className="play-btn" onClick={() => isPlaying ? onPause() : onPlay()}>
+const PlayButtonComponent = ({isPlaying, currentTick, lastSimulatedTick, onPlay, onPause}) => (
+    <div className="play-btn" onClick={() => {
+        if (isPlaying) {
+            onPause();
+        } else {
+            if (currentTick !== lastSimulatedTick) {
+                onPlay();
+            }
+        }
+    }}>
         {isPlaying ?
             <span className="fa fa-pause"/> :
             <span className="fa fa-play"/>
diff --git a/src/containers/app/timeline/PlayButtonContainer.js b/src/containers/app/timeline/PlayButtonContainer.js
index 3db5302c..1003b69c 100644
--- a/src/containers/app/timeline/PlayButtonContainer.js
+++ b/src/containers/app/timeline/PlayButtonContainer.js
@@ -5,6 +5,8 @@ import PlayButtonComponent from "../../../components/app/timeline/PlayButtonComp
 const mapStateToProps = state => {
     return {
         isPlaying: state.isPlaying,
+        currentTick: state.currentTick,
+        lastSimulatedTick: state.lastSimulatedTick,
     };
 };
 
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