public function delete_account($hash)
 {
     if (!BC_Accounts::get_account_by_hash($hash)) {
         return new WP_Error('brightcove-account-not-configured', esc_html__('The specified Brightcove Account has not been configured in WordPress', 'brightcove'));
     }
     $all_accounts = $this->get_all_accounts();
     $account_id = $all_accounts[$hash]['account_id'];
     $account_id_in_accounts_list = false;
     foreach ($all_accounts as $account) {
         if ($account_id === $account['account_id']) {
             $account_id_in_accounts_list = true;
         }
     }
     if ($account_id_in_accounts_list) {
         //only run deletion for the provided account ID if it is actually an active account.
         BC_Utility::remove_all_media_objects_for_account_id($account_id);
     }
     unset($all_accounts[$hash]);
     if ($hash === get_option('_brightcove_default_account')) {
         if (!empty($all_accounts)) {
             $remaining_accounts = $all_accounts;
             // The deleted account was the default. Now set the default to be the first account in the remaining list, if there is a remaining account
             $default_account = array_shift($remaining_accounts);
             $new_default_account = $default_account['hash'];
         } else {
             // Set default account to false instead of delete
             $new_default_account = false;
         }
         update_option('_brightcove_default_account', $new_default_account);
     }
     update_option($this->options_key, $all_accounts);
     return true;
 }