situation handling

Reviewed-on: #8

.luacheckrc

@@ -4,6 +4,7 @@
 globals = {
   "Util",
   "Decision",
+  "Situation",
   "Screen",
   "UI",
   "Print",

impostor.inc

@@ -5,7 +5,10 @@ init/init.minigames.lua
 init/init.meters.lua
 system/system.util.lua
 init/init.windows.lua
+situation/situation.manager.lua
+situation/situation.drink_coffee.lua
 decision/decision.manager.lua
+decision/decision.have_a_coffee.lua
 decision/decision.go_to_home.lua
 decision/decision.go_to_toilet.lua
 decision/decision.go_to_walking_to_office.lua

inc/decision/decision.have_a_coffee.lua

@@ -0,0 +1,8 @@
+Decision.register({
+  id = "have_a_coffee",
+  label = "Have a Coffee",
+  handle = function()
+    Situation.apply("drink_coffee")
+  end,
+  condition = function() return true end
+})

inc/init/init.modules.lua

@@ -12,6 +12,7 @@ Util = {}
 Meters = {}
 Minigames = {}
 Decision = {}
+Situation = {}
 Screen = {}
 Map = {}
 UI = {}

inc/screen/screen.manager.lua

@@ -1,17 +1,12 @@
 local _screens = {}
 
-function Screen.get_screens_array()
-  local screens_array = {}
-  for _, screen_data in pairs(_screens) do
-    table.insert(screens_array, screen_data)
-  end
-  return screens_array
-end
-
 function Screen.register(screen_data)
   if _screens[screen_data.id] then
     trace("Warning: Overwriting screen with id: " .. screen_data.id)
   end
+  if not screen_data.situations then
+    screen_data.situations = {}
+  end
   _screens[screen_data.id] = screen_data
 end
 

inc/screen/screen.office.lua

@@ -6,5 +6,9 @@ Screen.register({
     "play_rhythm",
     "play_ddr",
     "go_to_walking_to_home",
-  }
+    "have_a_coffee",
+  },
+  situations = {
+    "drink_coffee",
+  },
 })

inc/situation/situation.drink_coffee.lua

@@ -0,0 +1,6 @@
+Situation.register({
+  id = "drink_coffee",
+  handle = function()
+    Audio.sfx_select()
+  end,
+})

inc/situation/situation.manager.lua

@@ -0,0 +1,36 @@
+local _situations = {}
+
+function Situation.register(situation)
+  if not situation or not situation.id then
+    PopupWindow.show({"Error: Invalid situation object registered (missing id)!"})
+    return
+  end
+  if not situation.handle then
+    situation.handle = function() end
+  end
+  if _situations[situation.id] then
+    trace("Warning: Overwriting situation with id: " .. situation.id)
+  end
+  _situations[situation.id] = situation
+end
+
+function Situation.get(id)
+  return _situations[id]
+end
+
+function Situation.apply(id)
+  local situation = Situation.get(id)
+  if not situation then
+    trace("Error: No situation found with id: " .. id)
+    return
+  end
+
+  local current_screen_obj = Screen.get_by_id(Context.current_screen)
+  if current_screen_obj and not current_screen_obj.situations[id] then
+    trace("Info: Situation " .. id .. " cannot be applied to current screen (id: " .. Context.current_screen .. ").")
+    return
+  end
+
+  situation.handle()
+end
+