From 1fc11fb0cc8bade149fa1724aa1fc33d95b772ce Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Wed, 25 Mar 2020 23:14:47 -0700
Subject: Fix issues with no devices

---
 modern/src/MainMap.js | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

(limited to 'modern/src')

diff --git a/modern/src/MainMap.js b/modern/src/MainMap.js
index 01230da9..aea6dd89 100644
--- a/modern/src/MainMap.js
+++ b/modern/src/MainMap.js
@@ -116,14 +116,17 @@ class MainMap extends Component {
 
     this.map.addControl(new mapboxgl.NavigationControl());
 
-    this.map.fitBounds(this.calculateBounds(), {
-      padding: 100,
-      maxZoom: 9
-    });
+    const bounds = this.calculateBounds();
+    if (bounds) {
+      this.map.fitBounds(bounds, {
+        padding: 100,
+        maxZoom: 9
+      });
+    }
   }
 
   calculateBounds() {
-    if (this.props.data.features) {
+    if (this.props.data.features && this.props.data.features.length) {
       const first = this.props.data.features[0].geometry.coordinates;
       const bounds = [[...first], [...first]];
       for (let feature of this.props.data.features) {
@@ -142,7 +145,7 @@ class MainMap extends Component {
       }
       return bounds;
     } else {
-      return [[0, 0], [0, 0]];
+      return null;
     }
   }
 
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