ember-delete-server-invalid.js

(function() {
  var get = Ember.get;
  var set = Ember.set;


  // Version of deleteRecord where clearRelationships() isn't called
  var deleteRecord = function(record) {
    record.transitionTo('deleted.uncommitted');
  };

  // Perform some state machine surgery
  DS.RootState.loaded.saved.deleteRecord = deleteRecord;


  DS.Model.reopen({
    deleteRecord: function() {
      this._savedStateName = this.get('currentState.stateName').substr(5);

      this._super();
    },

    adapterDidInvalidate: function(errors) {
      if (this.get('currentState.stateName') == 'root.deleted.inFlight') {
        this.transitionTo(this._savedStateName);
      }

      this._super(errors);
    }
  });

  DS.Store.reopen({
    didSaveRecord: function(record, data) {
      // Wait to clear the relationships until after the server gives the ok
      if (record.get('currentState.stateName') == 'root.deleted.uncommitted') {
        record.clearRelationships();
      }

      this._super(record, data);
    }
  });
}());