seach bar config

-(void)configSearch
{
    self.searchController = [[UISearchController alloc] initWithSearchResultsController:nil];
    self.searchController.searchResultsUpdater = self;
    self.searchController.dimsBackgroundDuringPresentation = NO;
    
    self.searchController.searchBar.frame = CGRectMake(self.searchController.searchBar.frame.origin.x, self.searchController.searchBar.frame.origin.y, self.searchController.searchBar.frame.size.width, 44.0);
    
    self.tableView.tableHeaderView = self.searchController.searchBar;
    
    self.searchController.searchBar.delegate = self;
    
    self.tableView.tableHeaderView = self.searchController.searchBar;

}


-(void)updateSearchResultsForSearchController:(UISearchController *)searchController
{
    NSString *searchString = [self.searchController.searchBar text];
    [self updateFilteredContentForProductName:searchString type:nil];
    [self.tableView reloadData];
    


}
#pragma mark - UISearchBarDelegate

// Workaround for bug: -updateSearchResultsForSearchController: is not called when scope buttons change
- (void)searchBar:(UISearchBar *)searchBarselectedScopeButtonIndexDidChange:(NSInteger)selectedScope
{
    [self updateSearchResultsForSearchController:self.searchController];
}
#pragma mark - Content Filtering
//TODO:HECHO
- (void)updateFilteredContentForProductName:(NSString *)productName
                                       type:(NSString *)typeName
{
    
    [_searchResult removeAllObjects];
    for (JRCenterInfo *center in _listElement) {
        NSUInteger searchOptions = NSCaseInsensitiveSearch | NSDiacriticInsensitiveSearch;
        NSRange productNameRange = NSMakeRange(0, center.name.length);
        NSRange foundRange = [center.name rangeOfString:productName options:searchOptions range:productNameRange];
        
        if (foundRange.length > 0) {
            [self.searchResult addObject:center];
        }

    }
}