From 0f4d2d78d42020c10f094e879dc0baa5e5299fb5 Mon Sep 17 00:00:00 2001
From: Pierce Bala <piercebala@gmail.com>
Date: Tue, 23 Jun 2020 14:36:32 -0700
Subject: [PATCH] Add listeners to close infowindow when another is opened

---
 app/javascript/packs/lib/maps.js.erb | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/app/javascript/packs/lib/maps.js.erb b/app/javascript/packs/lib/maps.js.erb
index 65c4b225..397d8512 100644
--- a/app/javascript/packs/lib/maps.js.erb
+++ b/app/javascript/packs/lib/maps.js.erb
@@ -8,6 +8,7 @@ const circleMarkerImage = "<%= helpers.image_path('marker-circle.png') %>";
 const showMarkerImage = "<%= helpers.image_path('show-icon.png') %>";
 
 let map;
+let lastOpenedInfoWindow;
 
 function initMap(x, y, image, draggable, callback){
   image = typeof image !== 'undefined' ? image : currentLocationImage;
@@ -81,8 +82,20 @@ function placeMarker(lat, lng, content, number){
   });
 
   marker.addListener('click', function() {
+    closeLastOpenedInfoWindow();
     infoWindow.open(map, marker);
+    lastOpenedInfoWindow = infoWindow;
   });
+
+  google.maps.event.addListener(map, 'click', function(event) {
+    infoWindow.close();
+  });
+}
+
+function closeLastOpenedInfoWindow() {
+    if (lastOpenedInfoWindow) {
+        lastOpenedInfoWindow.close();
+    }
 }
 
 function generateContent(data){