...
.onProgress() – triggered when done changes
.onSuccessonComplete() – triggered when the objective is completed
.onFailure() – triggered when the objective is failed
.onEnable() – triggered when the objective is enabled or disabled
...
.onProgress() – triggered when done changes
.onSuccessonComplete() – triggered when the objective is completed
.onFailure() – triggered when the objective is failed
.onEnable() – triggered when the objective is enabled or disabled