Fix: Allow missing parent config (fixes #210) (#211)

adaptlearning · Feb 5, 2024 · dd30506 · dd30506
1 parent 4341507
commit dd30506
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Showing 2 changed files with 7 additions and 3 deletions.
diff --git a/js/TrickleButtonModel.js b/js/TrickleButtonModel.js
@@ -20,6 +20,7 @@ export default class TrickleButtonModel extends ComponentModel {
    */
   isEnabled() {
     const trickleConfig = getModelConfig(this.getParent());
+    if (!trickleConfig) return false;
     const isEnabled = trickleConfig._isEnabled && trickleConfig._button?._isEnabled;
     return isEnabled;
   }
@@ -29,6 +30,7 @@ export default class TrickleButtonModel extends ComponentModel {
    */
   isStepLocking() {
     const config = getModelConfig(this.getParent());
+    if (!config) return false;
     const isStepLocking = config._stepLocking?._isEnabled;
     return isStepLocking;
   }
@@ -38,6 +40,7 @@ export default class TrickleButtonModel extends ComponentModel {
    */
   isStepLockingCompletionRequired() {
     const config = getModelConfig(this.getParent());
+    if (!config) return false;
     const isStepLockingCompletionRequired = config._stepLocking &&
       config._stepLocking._isEnabled &&
       config._stepLocking._isCompletionRequired;
@@ -111,6 +114,7 @@ export default class TrickleButtonModel extends ComponentModel {
   calculateButtonText() {
     const parentModel = this.getParent();
     const trickleConfig = getModelConfig(parentModel);
+    if (!trickleConfig) return;
     let isStart = false;
     let isFinal = false;
     if (trickleConfig._onChildren) {

diff --git a/js/TrickleButtonView.js b/js/TrickleButtonView.js
@@ -16,9 +16,9 @@ class TrickleButtonView extends ComponentView {
     return [
       'trickle',
       this.model.get('_id'),
-      config._button._component,
-      config._button._isFullWidth && 'is-full-width',
-      config._button._className
+      config?._button._component,
+      config?._button._isFullWidth && 'is-full-width',
+      config?._button._className
     ].filter(Boolean).join(' ');
   }