let FilterModel = {
  filtersList: {},
  filtersCount: 0,
  isFilterActive: false,
  setFilters: function(filter) {
		let uuid = generateUniqueId();
		filter['id'] = uuid;
    this.filtersList[uuid] = filter;
    this.filtersCount = Object.keys(this.filtersList).length;
  },
  removeFilter: function(filter) {
    if (!filter || !filter.Name) return;
    let d = delete this.filtersList[filter.id];
    if (d) this.filtersCount -= 1;
    return d;
  }};