public function getGroupedDateTimesByDay()
{
$all_times = $this->DateTimes();
$grouped = new GroupedList($all_times);
$grouped->GroupedBy("getTokenEventStartEnd", "Times");
return $grouped;
}
public function testGroupedBy()
{
$list = new GroupedList(new ArrayList(array(array('Name' => 'AAA'), array('Name' => 'AAA'), array('Name' => 'BBB'), array('Name' => 'BBB'), array('Name' => 'AAA'), array('Name' => 'BBB'), array('Name' => 'CCC'), array('Name' => 'CCC'))));
$grouped = $list->GroupedBy('Name');
$first = $grouped->first();
$last = $grouped->last();
$this->assertEquals(3, count($first->Children));
$this->assertEquals('AAA', $first->Name);
$this->assertEquals(2, count($last->Children));
$this->assertEquals('CCC', $last->Name);
}
/**
* @param string $index
* @param string $childrenKey
* @return ArrayList
*/
public function GroupedBy($index, $childrenKey = 'Children')
{
if (strpos($index, '.') === false) {
return parent::GroupedBy($index, $childrenKey);
}
$grouped = $this->groupBy($index);
$result = new ArrayList();
// Extract the key name from the relations
$relations = explode('.', $index);
$key = array_pop($relations);
foreach ($grouped as $indexValue => $list) {
$list = self::create($list);
$data = new ArrayData(array($key => $indexValue, $childrenKey => $list));
$result->push($data);
}
return $result;
}
