public static function checkWhenUsernameAvailable($username)
{
$user = self::whereIn('username', [str_replace(' ', '_', $username), str_replace('_', ' ', $username)])->first();
if ($user === null) {
$lastUsage = UsernameChangeHistory::where('username_last', $username)->orderBy('change_id', 'desc')->first();
if ($lastUsage === null) {
return Carbon::now();
}
return Carbon::parse($lastUsage->timestamp)->addMonths(6);
}
if ($user->group_id !== 2 || $user->user_type === 1) {
//reserved usernames
return Carbon::now()->addYears(10);
}
$playCount = array_reduce($user->statisticsAll(true), function ($result, $stats) {
return $result + $stats->value('playcount');
}, 0);
return $user->user_lastvisit->addMonths(6)->addDays($playCount * 0.75);
//bonus based on playcount
}
