Further clean up _tick

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

lib/features/renderer/renderer.dart

@@ -192,76 +192,22 @@ class _WolfRendererState extends State<WolfRenderer>
   }
 
   void _tick(Duration elapsed) {
-    // 1. Process all hardware inputs and player intentions
+    // 1. Inputs & Intentions
     _processInputs(elapsed);
 
-    // 2. Animate weapon lowering/raising
+    // 2. State Updates
     player.updateWeaponSwitch();
+    _updateDoors();
+    _applyMovementAndCollision();
+    _updateEntities(elapsed);
+    _updateScreenEffects();
 
-    // 3. Animate doors sliding
-    doorStates.forEach((key, state) {
-      if (state == 1) {
-        doorOffsets[key] = (doorOffsets[key] ?? 0.0) + 0.02;
-        if (doorOffsets[key]! >= 1.0) {
-          doorOffsets[key] = 1.0;
-          doorStates[key] = 2; // Mark as fully open
-        }
-      }
-    });
-
-    // 4. Process Wall Collision for Movement
-    const double margin = 0.3;
-
-    double newX = player.x + moveStepX;
-    int checkX = (moveStepX > 0)
-        ? (newX + margin).toInt()
-        : (newX - margin).toInt();
-    if (_isWalkable(checkX, player.y.toInt())) {
-      player.x = newX;
-    }
-
-    double newY = player.y + moveStepY;
-    int checkY = (moveStepY > 0)
-        ? (newY + margin).toInt()
-        : (newY - margin).toInt();
-    if (_isWalkable(player.x.toInt(), checkY)) {
-      player.y = newY;
-    }
-
-    // 5. Update Entity Logic
-    List<Entity> itemsToRemove = [];
-
-    for (Entity entity in entities) {
-      if (entity is Enemy) {
-        entity.update(
-          elapsedMs: elapsed.inMilliseconds,
-          player: player.position,
-          isWalkable: _isWalkable,
-          onDamagePlayer: _takeDamage,
-        );
-      } else if (entity is Collectible) {
-        double dx = player.x - entity.x;
-        double dy = player.y - entity.y;
-        if (math.sqrt(dx * dx + dy * dy) < 0.5) {
-          if (player.tryPickup(entity)) itemsToRemove.add(entity);
-        }
-      }
-    }
-
-    if (itemsToRemove.isNotEmpty) {
-      entities.removeWhere((e) => itemsToRemove.contains(e));
-    }
-
-    // 6. Weapon Raycast & Attacking
+    // 3. Combat
     if (player.updateWeapon(elapsed.inMilliseconds)) {
       _performRaycastAttack(elapsed);
     }
 
-    // 7. Screen Effects
-    if (damageFlashOpacity > 0) {
-      damageFlashOpacity = math.max(0.0, damageFlashOpacity - 0.05);
-    }
-
+    // 4. Render
     setState(() {});
   }
 
@@ -391,6 +337,83 @@ class _WolfRendererState extends State<WolfRenderer>
     }
   }
 
+  void _updateDoors() {
+    doorStates.forEach((key, state) {
+      if (state == 1) {
+        // 1 = opening
+        doorOffsets[key] = (doorOffsets[key] ?? 0.0) + 0.02; // Slide speed
+        if (doorOffsets[key]! >= 1.0) {
+          doorOffsets[key] = 1.0;
+          doorStates[key] = 2; // Mark as fully open
+        }
+      }
+    });
+  }
+
+  void _applyMovementAndCollision() {
+    const double margin = 0.3;
+
+    // X-axis collision
+    double newX = player.x + moveStepX;
+    int checkX = (moveStepX > 0)
+        ? (newX + margin).toInt()
+        : (newX - margin).toInt();
+
+    if (_isWalkable(checkX, player.y.toInt())) {
+      player.x = newX;
+    }
+
+    // Y-axis collision
+    double newY = player.y + moveStepY;
+    int checkY = (moveStepY > 0)
+        ? (newY + margin).toInt()
+        : (newY - margin).toInt();
+
+    if (_isWalkable(player.x.toInt(), checkY)) {
+      player.y = newY;
+    }
+  }
+
+  void _updateEntities(Duration elapsed) {
+    List<Entity> itemsToRemove = [];
+
+    for (Entity entity in entities) {
+      if (entity is Enemy) {
+        entity.update(
+          elapsedMs: elapsed.inMilliseconds,
+          player: player.position,
+          isWalkable: _isWalkable,
+          onDamagePlayer: _takeDamage,
+        );
+      }
+      // Collectible Interaction Logic
+      else if (entity is Collectible) {
+        double dx = player.x - entity.x;
+        double dy = player.y - entity.y;
+        double dist = math.sqrt(dx * dx + dy * dy);
+
+        // If player is close enough to the item
+        if (dist < 0.5) {
+          if (player.tryPickup(entity)) {
+            itemsToRemove.add(entity);
+          }
+        }
+      }
+    }
+
+    // Remove the items that were successfully picked up
+    if (itemsToRemove.isNotEmpty) {
+      entities.removeWhere((e) => itemsToRemove.contains(e));
+    }
+  }
+
+  void _updateScreenEffects() {
+    // Fade out the damage flash smoothly
+    if (damageFlashOpacity > 0) {
+      damageFlashOpacity = math.max(0.0, damageFlashOpacity - 0.05);
+    }
+  }
+
   @override
   Widget build(BuildContext context) {
     if (_isLoading) {