feat: item

- Create item.py
- Add update to remove expired items
- Add item settings for spawn interval, despawn timer, and size

src/item.py

@@ -0,0 +1,19 @@
+import pygame
+import random
+from src.settings import (
+    ITEM_SPAWN_INTERVAL, ITEM_SHOPPING_TIMER, ITEM_SIZE,
+    COLOR_HP_BAR_YELLOW, COLOR_HP_BAR_BG
+)
+
+# remove expired items
+def update(self, room_rect, blocked_rects):
+    now = pygame.time.get_ticks()
+
+    remaining_items = []
+
+    for item in self.items:
+        if item.is_expired() == False:
+            remaining_items.append(item)
+
+        # replace the old list with the new temp_list
+        self.items = remaining_items

src/settings.py

@@ -4,6 +4,7 @@ from typing import Mapping, Literal, Tuple
 DESK_WIDTH = 70
 DESK_HEIGHT = 40
 
+
 # --- DOOR ---
 DOOR_WIDTH = 20
 DOOR_HEIGHT = 100
@@ -11,13 +12,13 @@ DOOR_BORDER_WIDTH = 3
 
 COLOR_DOOR_BEIGE = (245, 245, 220)
 COLOR_DOOR_BORDER = (100, 90, 80)
-COLOR_HP_BAR_GREEN = (0, 255, 0)
-COLOR_HP_BAR_BG = (50, 50, 50)
+
 
 # Players Constants / Settings
 # Valid movement/animation directions.
 Direction = Literal["down", "left", "right", "up"]
 
+
 # Sprite files are grouped by direction.
 # Example: "down" uses sprite_01.png, sprite_02.png, sprite_03.png.
 DIRECTION_FRAMES: Mapping[Direction, Tuple[int, int, int]] = {
@@ -27,14 +28,15 @@ DIRECTION_FRAMES: Mapping[Direction, Tuple[int, int, int]] = {
     "up": (10, 11, 12),
 }
 
+
 # Default drawing size and animation speed.
 DEFAULT_SPRITE_HEIGHT: int = 138
 DEFAULT_FRAME_TIME: float = 0.16
-=======
+
 
 # --- ECTS ---
 START_ECTS_VALUE = 1        # how many ECTS are generated at the beginning
-ECTS_UPDATE_INTERVAL = 1000 # time in ms = 1 sec
+ECTS_UPDATE_INTERVAL = 1000     # time in ms (1000 = 1 sec)
 
 BEER_BOTTLE_ECTS_VALUE = 2
 BEER_COST = 50
@@ -60,12 +62,12 @@ PROJECTILE_SPEED = 7
 COLOR_PROJECTILE = (200, 200, 0)
 TOWER_TIMER = 30000             # how long the tower stays and attack before it disappears
 
+# --- ITEM SPAWN TIMER ---
+ITEM_SPAWN_INTERVAL = 5000      # ms until a new item spawns
+ITEM_SHOPPING_TIMER = 10000     # how long you have time to buy items before they despawn
+ITEM_SIZE = 30
 
-# --- SHOPPING TIMER ---
-ITEM_SHOPPING_TIMER = 10000     # for items like coffee, beer, tower - how long u have time to buy it
-
-
-# -- ZOMBIE ---
+# --- ZOMBIE ---
 ZOMBIE_EASY_HP = 30
 ZOMBIE_EASY_DMG = 3