add fire arrow and fix world events

src/game/World.cpp

@@ -399,15 +399,20 @@ TowerPtr World::getTowerById(TowerID towerID) {
 }
 
 void World::OnArcherTowerShot(MobPtr target, ArcherTower* shooter) {
-    bool explosiveArrows = shooter->getLevel().getPath() == TowerPath::Bottom;
-    notifyListeners(&WorldListener::OnArrowShot, target, shooter);
+    bool fireArrows = shooter->getLevel().getPath() == TowerPath::Bottom;
+    bool explosiveArrows = shooter->getLevel().getLevel() == 4 && fireArrows;
+
+    notifyListeners(&WorldListener::OnArrowShot, target, fireArrows, shooter);
     if (explosiveArrows) {
         notifyListeners(&WorldListener::OnExplosion, utils::shape::Circle{ target->getCenterX(), target->getCenterY(), ArcherTower::ExplosionRadius }, shooter->getStats()->getDamage(), shooter);
     }
 }
 
-void World::OnArrowShot(MobPtr target, Tower* shooter) {
+void World::OnArrowShot(MobPtr target, bool fireArrow, Tower* shooter) {
     notifyListeners(&WorldListener::OnMobDamage, target, shooter->getStats()->getDamage(), shooter);
+    if (fireArrow) {
+        target->addEffect(EffectType::Fire, ArcherTower::FireDurationSec, shooter);
+    }
 }
 
 void World::OnExplosion(utils::shape::Circle explosion, float centerDamage, Tower* shooter) {

src/game/client/WorldClient.cpp

@@ -32,9 +32,5 @@ void WorldClient::HandlePacket(const protocol::UpgradeTowerPacket* packet) {
     tower->upgrade(packet->getTowerLevel().getLevel(), packet->getTowerLevel().getPath());
 }
 
-void WorldClient::OnArrowShot(game::MobPtr target, game::Tower* tower) {
-    World::OnArrowShot(target, tower);
-}
-
 } // namespace client
 } // namespace td

src/game/server/ServerWorld.cpp

@@ -49,9 +49,5 @@ game::TowerPtr ServerWorld::placeTowerAt(game::TowerType type, std::int32_t x, s
     return tower;
 }
 
-void ServerWorld::OnArrowShot(game::MobPtr target, game::Tower* shooter) {
-    World::OnArrowShot(target, shooter);
-}
-
 } // namespace server
 } // namespace td