feat: improved tower place + tower upgrade

src/game/Towers.cpp

@@ -160,6 +160,35 @@ TowerPtr createTower(TowerType type, TowerID id, std::int32_t x, std::int32_t y,
     return towerFactory.at(type)(id, x, y, builder);
 }
 
+std::string getTowerName(TowerType type) {
+    switch (type) {
+
+    case TowerType::Archer:
+        return "Archer";
+    case TowerType::Artillery:
+        return "Artillery";
+    case TowerType::Ice:
+        return "Ice";
+    case TowerType::Mage:
+        return "Mage";
+    case TowerType::Poison:
+        return "Poison";
+    case TowerType::Quake:
+        return "Quake";
+    case TowerType::Sorcerer:
+        return "Sorcerer";
+    case TowerType::Zeus:
+        return "Zeus";
+    case TowerType::Leach:
+        return "Leach";
+    case TowerType::Necromancer:
+        return "Necromancer";
+    case TowerType::Turret:
+        return "Turret";
+
+    }
+}
+
 } // namespace TowerFactory
 
 
@@ -207,7 +236,7 @@ void MageTower::tick(std::uint64_t delta, World* world) {
         bool wasTowerActive = false;
         for (MobPtr mob : world->getMobList()) {
             if (isMobInRange(mob)) {
-                mob->addEffect(EffectType::Fire, getLevel().getLevel() * 5, this);   
+                mob->addEffect(EffectType::Fire, getLevel().getLevel() * 5, this);
                 wasTowerActive = true;
             }
         }

src/game/World.cpp

@@ -202,7 +202,7 @@ bool World::CanPlaceLittleTower(const glm::vec2& worldPos, PlayerID playerID) co
         for (int x = -1; x < 2; x++) {
             for (int y = -1; y < 2; y++) {
                 game::TilePtr adjacentTile = getTile(worldPos.x + x, worldPos.y + y);
-                if (adjacentTile == nullptr || adjacentTile->getType() != game::TileType::Tower) {
+                if (adjacentTile == nullptr || adjacentTile->getType() != game::TileType::Tower || getTower({worldPos.x + x, worldPos.y + y}) != nullptr) {
                     return false;
                 }
             }
@@ -214,6 +214,8 @@ bool World::CanPlaceLittleTower(const glm::vec2& worldPos, PlayerID playerID) co
 }
 
 bool World::CanPlaceBigTower(const glm::vec2& worldPos, PlayerID playerID) const {
+    if(!CanPlaceLittleTower(worldPos, playerID)) return false;
+
     TilePtr tile = getTile(worldPos.x, worldPos.y);
     const Player& player = m_Game->getPlayers()[playerID];
 
@@ -228,7 +230,7 @@ bool World::CanPlaceBigTower(const glm::vec2& worldPos, PlayerID playerID) const
         for (int x = -2; x < 3; x++) {
             for (int y = -2; y < 3; y++) {
                 game::TilePtr adjacentTile = getTile(worldPos.x + x, worldPos.y + y);
-                if (adjacentTile == nullptr || adjacentTile->getType() != game::TileType::Tower) {
+                if (adjacentTile == nullptr || adjacentTile->getType() != game::TileType::Tower || getTower({worldPos.x + x, worldPos.y + y}) != nullptr) {
                     return false;
                 }
             }
@@ -257,7 +259,7 @@ void World::cleanDeadMobs() {
     }
 }
 
-TowerPtr World::GetTower(const glm::vec2& position) {
+TowerPtr World::getTower(const glm::vec2& position) const{
     for (TowerPtr tower : m_Towers) {
         if (tower->getSize() == TowerSize::Big) {
             if (tower->getX() - 2 <= position.x && tower->getX() + 3 >= position.x &&