ContactDatatableController.js

({
  handleRowAction: function (component, event, helper) {
    let action = event.getParam('action');
    let row = event.getParam('row');
    switch (action.name) {
      case 'clear_address':
        helper.clearMailingAddressWithLightningDataService(component, row);
        break;
      case 'view_cases':
        helper.openViewCasesModal(component, row);
        break;
    }
  },
  handleOpenUpdateAddressModal: function (component, event, helper) {
    let selectedArr = component.find('searchTable').getSelectedRows();
    if ($A.util.isEmpty(selectedArr)) {
      helper.messageService(component).notifyInfo('Please choose at least one Contact.');
    } else {
      const dialogServicePayload = {
        method: 'modal',
        config: {
          auraId: 'update-address-modal',
          headerLabel: 'Update Address: ' + selectedArr.length + ' Row(s)',
          component: 'c:ContactAddressForm',
          componentParams: {
            contactList: selectedArr
          },
          mainActionReference: 'c.handleUpdateMultiAddress',
          mainActionLabel: 'Update'
        }
      };
      helper.messageService(component).dialogService(dialogServicePayload);
    }
  },
  handleAccountSelected: function (component, event, helper) {
    let value = event.getParam('value');
    let accountId = (value.accountId)? value.accountId:value;
    helper.loadContactTable(component, accountId);
  },
  handleClearTable: function (component, event, helper) {
    component.set('v.tableData', null);
  }
});