public static function device($parameter = "")
{
$from = \Carbon\Carbon::now()->modify('-3 month');
$to = \Carbon\Carbon::now();
if ($parameter == "") {
return Md\Device::count();
}
if ($parameter == "trial") {
return Md\Device::where(function ($query) use($from, $to) {
$query->whereBetween('created_at', array($from, $to));
})->count();
}
if ($parameter == "active") {
return Md\Device::where(function ($query) use($from, $to) {
$query->whereBetween('created_at', array($from, $to))->Where('created_at', '<=', $from);
})->count();
}
}
