/**
* @param string $name
* @param int $groupId
* @return Power
* @throws \Exception
*/
public function createNewPower($name, $groupId)
{
if ($name == null || sizeof($name) < 1) {
throw new \Exception("Invalid power name - null or zero-length");
}
// Test that the name is unique
$power = Power::where('name', '=', $name)->first();
if ($power != null) {
throw new \Exception("A power with the name " . $name . " already exists.");
}
$group = PowerGroup::find($groupId);
if ($group == null) {
throw new \Exception("Unknown power group ID " . $groupId);
}
$power = new Power();
$power->name = $name;
$power->group = $groupId;
$power->save();
return $power;
}
