public function add_troop($unit_id, $quantity, $combat_id = -1, $update_score = false)
{
$troop = new Troop();
$troop->hydrate(['user_id' => $this->user_id, 'unit_id' => $unit_id, 'quantity' => $quantity, 'combat_id' => $combat_id]);
$troop->save();
if ($update_score) {
// on met à jour le score du joueur
$unit = self::get_unit_infos()[$unit_id];
$score = round(($unit['price'] + $unit['life'] + $unit['damage']) / 20);
$user = new User($this->user_id);
$user->increase_score($score);
}
}
