destroy rather than kill game objects

main.lua

@@ -33,6 +33,10 @@ GameObject = require 'obj/GameObject'
 function love.load()
     -- slowmo var
     slow_amnt = 1
+
+    -- global timer
+    timer = Timer()
+
     -- table of color palette
     COLORS = {
         default = {1,1,1,1},
@@ -116,6 +120,7 @@ function love.update(dt)
         for k, v in pairs(counts) do print(k, v) end
         print("-------------------------------------")
     end
+    timer:update(dt*slow_amnt)
     camera:update(dt*slow_amnt)
 end
 
@@ -168,10 +173,17 @@ function gotoRoom(room_type, ...)
         error("room '"..room_type.."' is not callable (got "..type(Class)..", does room return itself?)")
     end
     if current_room and current_room.destroy then current_room:destroy() end
-    if slow_amnt ~= 1 then slow_amnt = 1 end
     current_room = _G[room_type](...)
 end
 
+---Slows down gameplay
+---@param amount number percentage to which game will slow down
+---@param duration number duration in seconds of slow down
+function slow(amount, duration)
+    slow_amnt = amount
+    timer:tween(duration, _G, {slow_amnt = 1}, 'in-out-cubic')
+end
+
 ---Generates and returns random UUID string
 ---@return string
 function UUID()

obj/Area.lua

@@ -11,7 +11,6 @@ function Area:new(room)
     self.room = room
     self.game_objects = {}
     self.world = nil
-    self.timer = Timer()
 end
 
 ---Updates area
@@ -26,7 +25,6 @@ function Area:update(dt)
             table.remove(self.game_objects, i)
         end
     end
-    self.timer:update(dt)
 end
 
 ---Draws area
@@ -42,7 +40,8 @@ function Area:destroy()
     end
     for i = #self.game_objects, 1, -1 do
         local game_object = self.game_objects[i]
-        game_object:kill()
+---@diagnostic disable-next-line: invisible
+        game_object:destroy()
         table.remove(self.game_objects, i)
     end
     self.game_objects = {}
@@ -68,12 +67,4 @@ function Area:addCollisionManager(cell_size)
     self.world = HC(cell_size or 100)
 end
 
----Slows down gameplay
----@param amount number percentage to which game will slow down
----@param duration number duration in seconds of slow down
-function Area:slow(amount, duration)
-    slow_amnt = amount
-    self.timer:tween(duration, _G, {slow_amnt = 1}, 'in-out-cubic')
-end
-
 return Area

obj/Room.lua

@@ -52,10 +52,6 @@ end
 
 ---Destroys room
 function Room:destroy()
-    if self.timer then
-        self.timer:clear()  -- cancel all tweens/after/every
-        self.timer = nil
-    end
     self.area:destroy()
     self.area = nil
 end

obj/game/Player.lua

@@ -87,7 +87,7 @@ function Player:kill()
     for i=1, random(8,12) do
         self.area:addGameObject('ExplodeParticle', self.x, self.y)
     end
-    self.area:slow(.15, 1)
+    slow(.15, 1)
     camera:shake(6, 60, .4)
 end
 

rooms/Stage.lua

@@ -9,6 +9,7 @@ end
 
 function Stage:update(dt)
     Stage.super.update(self, dt)
+    if input:pressed('action') then gotoRoom('Stage') end
 end
 
 function Stage:canvasDraw()