screen init, update, optional decision condition

Reviewed-on: #10

.luacheckrc

@@ -14,6 +14,16 @@ globals = {
   "Context",
   "Meters",
   "Minigames",
+  "SplashWindow",
+  "IntroWindow",
+  "MenuWindow",
+  "GameWindow",
+  "PopupWindow",
+  "ConfigurationWindow",
+  "AudioTestWindow",
+  "MinigameButtonMashWindow",
+  "MinigameRhythmWindow",
+  "MinigameDDRWindow",
   "mset",
   "mget",
   "btnp",

inc/decision/decision.go_to_home.lua

@@ -4,5 +4,4 @@ Decision.register({
   handle = function()
     Util.go_to_screen_by_id("home")
   end,
-  condition = function() return true end
 })

inc/decision/decision.go_to_office.lua

@@ -4,5 +4,4 @@ Decision.register({
   handle = function()
     Util.go_to_screen_by_id("office")
   end,
-  condition = function() return true end
 })

inc/decision/decision.go_to_toilet.lua

@@ -4,5 +4,4 @@ Decision.register({
   handle = function()
     Util.go_to_screen_by_id("toilet")
   end,
-  condition = function() return true end
 })

inc/decision/decision.go_to_walking_to_home.lua

@@ -4,5 +4,4 @@ Decision.register({
   handle = function()
     Util.go_to_screen_by_id("walking_to_home")
   end,
-  condition = function() return true end
 })

inc/decision/decision.go_to_walking_to_office.lua

@@ -4,5 +4,4 @@ Decision.register({
   handle = function()
     Util.go_to_screen_by_id("walking_to_office")
   end,
-  condition = function() return true end
 })

inc/decision/decision.have_a_coffee.lua

@@ -4,5 +4,4 @@ Decision.register({
   handle = function()
     Situation.apply("drink_coffee")
   end,
-  condition = function() return true end
 })

inc/decision/decision.play_button_mash.lua

@@ -2,5 +2,4 @@ Decision.register({
   id = "play_button_mash",
   label = "Play Button Mash",
   handle = function() Meters.hide() MinigameButtonMashWindow.start(WINDOW_GAME) end,
-  condition = function() return true end
 })

inc/decision/decision.play_ddr.lua

@@ -2,5 +2,4 @@ Decision.register({
   id = "play_ddr",
   label = "Play DDR (Random)",
   handle = function() Meters.hide() MinigameDDRWindow.start(WINDOW_GAME, nil) end,
-  condition = function() return true end
 })

inc/decision/decision.play_rhythm.lua

@@ -2,5 +2,4 @@ Decision.register({
   id = "play_rhythm",
   label = "Play Rhythm Game",
   handle = function() Meters.hide() MinigameRhythmWindow.start(WINDOW_GAME) end,
-  condition = function() return true end
 })

inc/init/init.context.lua

@@ -85,6 +85,7 @@ function Context.new_game()
   reset_context_to_initial_state()
   Context.game_in_progress = true
   MenuWindow.refresh_menu_items()
+  Context.screens[Context.current_screen].init()
 end
 
 function Context.save_game()
@@ -105,4 +106,5 @@ function Context.load_game()
 
   Context.game_in_progress = true
   MenuWindow.refresh_menu_items()
+  Context.screens[Context.current_screen].init()
 end

inc/init/init.modules.lua

@@ -1,13 +1,13 @@
-local SplashWindow = {}
-local IntroWindow = {}
-local MenuWindow = {}
-local GameWindow = {}
-local PopupWindow = {}
-local ConfigurationWindow = {}
-local AudioTestWindow = {}
-local MinigameButtonMashWindow = {}
-local MinigameRhythmWindow = {}
-local MinigameDDRWindow = {}
+SplashWindow = {}
+IntroWindow = {}
+MenuWindow = {}
+GameWindow = {}
+PopupWindow = {}
+ConfigurationWindow = {}
+AudioTestWindow = {}
+MinigameButtonMashWindow = {}
+MinigameRhythmWindow = {}
+MinigameDDRWindow = {}
 Util = {}
 Meters = {}
 Minigames = {}

inc/screen/screen.manager.lua

@@ -7,6 +7,12 @@ function Screen.register(screen_data)
   if not screen_data.situations then
     screen_data.situations = {}
   end
+  if not screen_data.init then
+    screen_data.init = function() end
+  end
+  if not screen_data.update then
+    screen_data.update = function() end
+  end
   _screens[screen_data.id] = screen_data
 end
 

inc/situation/situation.manager.lua

@@ -8,6 +8,9 @@ function Situation.register(situation)
   if not situation.handle then
     situation.handle = function() end
   end
+  if not situation.update then
+    situation.update = function() end
+  end
   if _situations[situation.id] then
     trace("Warning: Overwriting situation with id: " .. situation.id)
   end

inc/window/window.game.lua

@@ -18,6 +18,8 @@ function GameWindow.draw()
 end
 
 function GameWindow.update()
+  local previous_screen_index = Context.current_screen
+
   if Input.menu_back() then
     Context.active_window = WINDOW_MENU
     MenuWindow.refresh_menu_items()
@@ -37,6 +39,19 @@ function GameWindow.update()
     Context.selected_decision_index = 1   end
 
   local screen = Context.screens[Context.current_screen]
+  screen.update()
+
+  if previous_screen_index ~= Context.current_screen then
+    screen.init()
+  end
+
+  if Context.current_situation then
+    local current_situation_obj = Situation.get(Context.current_situation)
+    if current_situation_obj and current_situation_obj.update then
+      current_situation_obj.update()
+    end
+  end
+
   if screen and screen.decisions and #screen.decisions > 0 then
     local available_decisions = {}
     for _, decision_id in ipairs(screen.decisions) do