From 787bd1a532dc7f3aa4edb17a2a3535d3940ffd1b Mon Sep 17 00:00:00 2001
From: Tamius Han <tamius.han@gmail.com>
Date: Mon, 1 Nov 2021 01:18:07 +0100
Subject: [PATCH] Prevent eventBus from crashing everything under certain
 conditions

---
 src/csui/PlayerUiPanels/VideoSettings.vue | 10 ++--------
 src/ext/lib/EventBus.ts                   | 10 ++++++++++
 2 files changed, 12 insertions(+), 8 deletions(-)

diff --git a/src/csui/PlayerUiPanels/VideoSettings.vue b/src/csui/PlayerUiPanels/VideoSettings.vue
index b2f029d..5209171 100644
--- a/src/csui/PlayerUiPanels/VideoSettings.vue
+++ b/src/csui/PlayerUiPanels/VideoSettings.vue
@@ -155,8 +155,8 @@ export default {
       CropModePersistence: CropModePersistence,
       zoomAspectRatioLocked: true,
       zoom: {
-        x: 1,
-        y: 1
+        x: 0,
+        y: 0
       }
     }
   },
@@ -209,17 +209,11 @@ export default {
     resetZoom() {
       this.zoom = 1;
       this.eventBus.send('set-zoom', {zoom: 1});
-
-      console.log('resetting zoom!');
-
     },
     changeZoom(newZoom, axis) {
       newZoom = Math.pow(2, newZoom);
-      console.log('new zoom:', newZoom);
 
       this.eventBus.send('set-zoom', {zoom: newZoom, axis: axis, noAnnounce: true});
-
-      // this.zoom = newZoom;
     },
   }
 }
diff --git a/src/ext/lib/EventBus.ts b/src/ext/lib/EventBus.ts
index b1a7456..9f26d74 100644
--- a/src/ext/lib/EventBus.ts
+++ b/src/ext/lib/EventBus.ts
@@ -20,6 +20,11 @@ export default class EventBus {
   }
 
   send(command: string, config: any, stopPropagation?: boolean) {
+    if (!this.commands ||!this.commands[command]) {
+      // ensure send is not being called for commands that we have no subscriptions for
+      return;
+    }
+
     for (const eventBusCommand of this.commands[command]) {
       eventBusCommand.function(config);
 
@@ -31,6 +36,11 @@ export default class EventBus {
   }
 
   sendGlobal(command: string, config: any) {
+    if (!this.commands ||!this.commands[command]) {
+      // ensure send is not being called for commands that we have no subscriptions for
+      return;
+    }
+
     for (const eventBusCommand of this.commands[command]) {
       this.sendUpstream(command, config);
       this.sendDownstream(command, config);