From bcedd548c7a526f28690396a0fa40a86cc99f810 Mon Sep 17 00:00:00 2001
From: Stefan Zermatten <stefanzermatten@gmail.com>
Date: Mon, 1 Mar 2021 10:06:31 +0200
Subject: [PATCH] Fixed: If usesUsed was undefined, usesLeft of an action was
 NaN

---
 app/imports/ui/properties/components/actions/ActionCard.vue | 2 +-
 app/imports/ui/properties/viewers/ActionViewer.vue          | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/app/imports/ui/properties/components/actions/ActionCard.vue b/app/imports/ui/properties/components/actions/ActionCard.vue
index 140293a4..4da52fca 100644
--- a/app/imports/ui/properties/components/actions/ActionCard.vue
+++ b/app/imports/ui/properties/components/actions/ActionCard.vue
@@ -146,7 +146,7 @@ export default {
       return Math.max(this.model.usesResult, 0);
     },
     usesLeft(){
-      return Math.max(this.model.usesResult - this.model.usesUsed, 0);
+      return Math.max(this.model.usesResult - (this.model.usesUsed || 0), 0);
     },
     propertyName(){
       return getPropertyName(this.model.type);
diff --git a/app/imports/ui/properties/viewers/ActionViewer.vue b/app/imports/ui/properties/viewers/ActionViewer.vue
index 0b73c3ab..12f91a69 100644
--- a/app/imports/ui/properties/viewers/ActionViewer.vue
+++ b/app/imports/ui/properties/viewers/ActionViewer.vue
@@ -168,7 +168,7 @@ export default {
       return Math.max(this.model.usesResult, 0);
     },
     usesLeft(){
-      return Math.max(this.model.usesResult - this.model.usesUsed, 0);
+      return Math.max(this.model.usesResult - (this.model.usesUsed || 0), 0);
     },
     actionTypeIcon() {
       return `$vuetify.icons.${this.model.actionType}`;