Added a class to map object ids so they can be called by name

Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>

lib/features/entities/map_objects.dart

@@ -0,0 +1,104 @@
+abstract class MapObjectId {
+  // --- Player Spawns ---
+  static const int playerNorth = 19;
+  static const int playerEast = 20;
+  static const int playerSouth = 21;
+  static const int playerWest = 22;
+
+  // --- Static Decorations ---
+  static const int waterPuddle = 23;
+  static const int greenBarrel = 24;
+  static const int chairTable = 25;
+  static const int floorLamp = 26;
+  static const int chandelier = 27;
+  static const int hangingSkeleton = 28;
+  static const int dogFood = 29; // Also used as decoration
+  static const int whiteColumn = 30;
+  static const int pottedPlant = 31;
+  static const int blueSkeleton = 32;
+  static const int vent = 33;
+  static const int kitchenCans = 34;
+  static const int exitSign = 35;
+  static const int brownPlant = 36;
+  static const int bowl = 37;
+  static const int armoredSuit = 38;
+  static const int emptyCage = 39;
+  static const int cageWithSkeleton = 40;
+  static const int bones = 41;
+  static const int goldenKeybowl = 42; // Decorative only
+
+  // --- Collectibles & Items ---
+  static const int goldKey = 43;
+  static const int silverKey = 44;
+  static const int bed = 45; // Bed is usually non-collectible but in this range
+  static const int basket = 46;
+  static const int food = 47;
+  static const int medkit = 48;
+  static const int ammoClip = 49;
+  static const int machineGun = 50;
+  static const int chainGun = 51;
+  static const int cross = 52;
+  static const int chalice = 53;
+  static const int chest = 54;
+  static const int crown = 55;
+  static const int extraLife = 56;
+
+  // --- More Decorations ---
+  static const int bloodPool = 57;
+  static const int barrel = 58;
+  static const int well = 59;
+  static const int emptyWell = 60;
+  static const int bloodPoolLarge = 61;
+  static const int flag = 62;
+  static const int callanard = 63; // Aardwolf sign / hidden message
+  static const int bonesAndSkull = 64;
+  static const int wallHanging = 65;
+  static const int stove = 66;
+  static const int spearRack = 67;
+  static const int vines = 68;
+
+  // --- Special Objects ---
+  static const int secretDoor = 98; // Often used for the Pushwall trigger
+  static const int elevatorToSecretLevel = 99;
+  static const int exitTrigger = 100;
+
+  // --- Enemies (Spawn Points) ---
+  // Guards
+  static const int guardEasyNorth = 108;
+  static const int guardEasyEast = 109;
+  static const int guardEasySouth = 110;
+  static const int guardEasyWest = 111;
+
+  // SS Guards
+  static const int ssEasyNorth = 124;
+  static const int ssEasyEast = 125;
+  static const int ssEasySouth = 126;
+  static const int ssEasyWest = 127;
+
+  // Dogs
+  static const int dogEasyNorth = 140;
+  static const int dogEasyEast = 141;
+  static const int dogEasySouth = 142;
+  static const int dogEasyWest = 143;
+
+  // Mutants
+  static const int mutantEasyNorth = 156;
+  static const int mutantEasyEast = 157;
+  static const int mutantEasySouth = 158;
+  static const int mutantEasyWest = 159;
+
+  // Officers
+  static const int officerEasyNorth = 172;
+  static const int officerEasyEast = 173;
+  static const int officerEasySouth = 174;
+  static const int officerEasyWest = 175;
+
+  // Bosses (Single spawn points)
+  static const int bossHansGrosse = 214;
+  static const int bossDrSchabbs = 215;
+  static const int bossFakeHitler = 216;
+  static const int bossMechaHitler = 217;
+  static const int bossOttoGiftmacher = 218;
+  static const int bossGretelGrosse = 219;
+  static const int bossGeneralFettgesicht = 220;
+}

lib/features/entities/pushwall_manager.dart

@@ -1,6 +1,7 @@
 import 'dart:math' as math;
 
 import 'package:wolf_dart/classes/matrix.dart';
+import 'package:wolf_dart/features/entities/map_objects.dart';
 
 class Pushwall {
   int x;
@@ -24,8 +25,7 @@ class PushwallManager {
 
     for (int y = 0; y < objectGrid.length; y++) {
       for (int x = 0; x < objectGrid[y].length; x++) {
-        // Map ID 98 in the object grid marks a pushwall!
-        if (objectGrid[y][x] == 98) {
+        if (objectGrid[y][x] == MapObjectId.secretDoor) {
           pushwalls['$x,$y'] = Pushwall(x, y, wallGrid[y][x]);
         }
       }

lib/features/player/player.dart

@@ -4,6 +4,7 @@ import 'package:wolf_dart/classes/coordinate_2d.dart';
 import 'package:wolf_dart/features/entities/collectible.dart';
 import 'package:wolf_dart/features/entities/enemies/enemy.dart';
 import 'package:wolf_dart/features/entities/entity.dart';
+import 'package:wolf_dart/features/entities/map_objects.dart';
 import 'package:wolf_dart/features/weapon/weapon.dart';
 import 'package:wolf_dart/features/weapon/weapons/chain_gun.dart';
 import 'package:wolf_dart/features/weapon/weapons/knife.dart';
@@ -131,18 +132,14 @@ class Player {
     switch (item.type) {
       case CollectibleType.health:
         if (health >= 100) return false;
-        // Map IDs 47 (Dog Food) and 48 (Medkit)
-        heal(item.mapId == 47 ? 4 : 25);
+        heal(item.mapId == MapObjectId.dogFood ? 4 : 25);
         pickedUp = true;
         break;
 
       case CollectibleType.ammo:
         if (ammo >= 99) return false;
-
         int previousAmmo = ammo;
         addAmmo(8);
-
-        // Auto-switch back to Pistol if holding Knife and just got ammo
         if (currentWeapon is Knife && previousAmmo <= 0) {
           requestWeaponSwitch(WeaponType.pistol);
         }
@@ -150,11 +147,11 @@ class Player {
         break;
 
       case CollectibleType.treasure:
-        if (item.mapId == 52) score += 100;
-        if (item.mapId == 53) score += 500;
-        if (item.mapId == 54) score += 1000;
-        if (item.mapId == 55) score += 5000;
-        if (item.mapId == 56) {
+        if (item.mapId == MapObjectId.cross) score += 100;
+        if (item.mapId == MapObjectId.chalice) score += 500;
+        if (item.mapId == MapObjectId.chest) score += 1000;
+        if (item.mapId == MapObjectId.crown) score += 5000;
+        if (item.mapId == MapObjectId.extraLife) {
           heal(100);
           addAmmo(25);
         }
@@ -162,31 +159,29 @@ class Player {
         break;
 
       case CollectibleType.weapon:
-        addAmmo(8);
-        if (item.mapId == 50) {
-          // Machine Gun Pickup
+        if (item.mapId == MapObjectId.machineGun) {
           if (weapons[WeaponType.machineGun] == null) {
             weapons[WeaponType.machineGun] = MachineGun();
             hasMachineGun = true;
           }
-          // The original game ALWAYS switches to a superior weapon on pickup
+          addAmmo(8);
           requestWeaponSwitch(WeaponType.machineGun);
           pickedUp = true;
         }
-        if (item.mapId == 51) {
-          // Chain Gun Pickup
+        if (item.mapId == MapObjectId.chainGun) {
           if (weapons[WeaponType.chainGun] == null) {
             weapons[WeaponType.chainGun] = ChainGun();
             hasChainGun = true;
           }
+          addAmmo(8);
           requestWeaponSwitch(WeaponType.chainGun);
           pickedUp = true;
         }
         break;
 
       case CollectibleType.key:
-        if (item.mapId == 43) hasGoldKey = true;
-        if (item.mapId == 44) hasSilverKey = true;
+        if (item.mapId == MapObjectId.goldKey) hasGoldKey = true;
+        if (item.mapId == MapObjectId.silverKey) hasSilverKey = true;
         pickedUp = true;
         break;
     }

lib/features/renderer/renderer.dart

@@ -10,6 +10,7 @@ import 'package:wolf_dart/features/entities/door_manager.dart';
 import 'package:wolf_dart/features/entities/enemies/enemy.dart';
 import 'package:wolf_dart/features/entities/entity.dart';
 import 'package:wolf_dart/features/entities/entity_registry.dart';
+import 'package:wolf_dart/features/entities/map_objects.dart';
 import 'package:wolf_dart/features/entities/pushwall_manager.dart';
 import 'package:wolf_dart/features/input/input_manager.dart';
 import 'package:wolf_dart/features/map/wolf_map.dart';
@@ -76,27 +77,24 @@ class _WolfRendererState extends State<WolfRenderer>
       for (int x = 0; x < 64; x++) {
         int objId = objectLevel[y][x];
 
-        if (objId >= 19 && objId <= 22) {
+        if (objId >= MapObjectId.playerNorth &&
+            objId <= MapObjectId.playerWest) {
           double spawnAngle = 0.0;
           switch (objId) {
-            case 19:
+            case MapObjectId.playerNorth:
               spawnAngle = 3 * math.pi / 2;
               break;
-            case 20:
+            case MapObjectId.playerEast:
               spawnAngle = 0.0;
               break;
-            case 21:
+            case MapObjectId.playerSouth:
               spawnAngle = math.pi / 2;
               break;
-            case 22:
+            case MapObjectId.playerWest:
               spawnAngle = math.pi;
               break;
           }
-          player = Player(
-            x: x + 0.5,
-            y: y + 0.5,
-            angle: spawnAngle,
-          );
+          player = Player(x: x + 0.5, y: y + 0.5, angle: spawnAngle);
         } else {
           Entity? newEntity = EntityRegistry.spawn(
             objId,
@@ -344,7 +342,7 @@ class _WolfRendererState extends State<WolfRenderer>
 
           // Map ID 44 is usually the Ammo Clip in the Object Grid/Registry
           Entity? droppedAmmo = EntityRegistry.spawn(
-            49, // The ID for an ammo clip collectible
+            MapObjectId.ammoClip,
             entity.x,
             entity.y,
             widget.difficulty.level,