modelFunctions.js

  deleteVisualizations: function() {
    return new Promise((resolve, reject) => {
      this.get('visualizations').then((visualizations) => {
        // Initiate array to store IDs and types of visualizations to be removed
        var arr = [];

        visualizations.forEach((visualization, index, visualizations) => {

          var id = visualization.get('id');
          var modelName = visualization.get('constructor.modelName');

          var newArr = []
          newArr.pushObject(modelName);
          newArr.pushObject(id);
          arr.pushObject(newArr);

        });

        // Iterate over newly created array and remove each element
        arr.forEach((element) => {
          var record = this.store.peekRecord(element[0], element[1]);
          this.store.unloadRecord(record);
        });

        resolve();
      });
    });

  },

  deleteInactiveVisualizations: function() {
    return new Promise((resolve, reject) => {
      this.get('visualizations').filterBy('active', false).then((visualizations) => {
        // Initiate array to store IDs and types of visualizations to be removed
        var arr = [];

        visualizations.forEach((visualization, index, visualizations) => {

          var id = visualization.get('id');
          var modelName = visualization.get('constructor.modelName');

          var newArr = []
          newArr.pushObject(modelName);
          newArr.pushObject(id);
          arr.pushObject(newArr);

        });

        // Iterate over newly created array and remove each element
        arr.forEach((element) => {
          var record = this.store.peekRecord(element[0], element[1]);
          this.store.unloadRecord(record);
        });

        resolve();
      });
    });

  }