public function getPager($pageNumber, $totalCommits)
{
$pageNumber = empty($pageNumber) ? 0 : $pageNumber;
$lastPage = intval($totalCommits / 15);
// If total commits are integral multiple of 15, the lastPage will be commits/15 - 1.
$lastPage = $lastPage * 15 == $totalCommits ? $lastPage - 1 : $lastPage;
$nextPage = $pageNumber + 1;
$previousPage = $pageNumber - 1;
return ['current' => $pageNumber, 'next' => $nextPage, 'previous' => $previousPage, 'last' => $lastPage, 'total' => $totalCommits];
}