desition and screen magement refactor

inc/desition/desition.manager.lua

@@ -0,0 +1,42 @@
+DesitionManager = {}
+
+local _desitions = {} -- Private table to store all desitions
+
+-- Registers a decision object with the manager
+-- desition_object: A table containing id, label, handle(), and condition()
+function DesitionManager.register(desition_object)
+  if not desition_object or not desition_object.id then
+    PopupWindow.show({"Error: Invalid desition object registered (missing id)!"})
+    return
+  end
+  if not desition_object.label then
+    PopupWindow.show({"Error: Invalid desition object registered (missing label)!"})
+    return
+  end
+
+  -- Ensure handle() and condition() methods exist with defaults if missing
+  if not desition_object.condition then
+    desition_object.condition = function() return true end
+  end
+  if not desition_object.handle then
+    desition_object.handle = function() end
+  end
+  
+  if _desitions[desition_object.id] then
+    -- Optional: warning if overwriting an existing desition
+    -- trace("Warning: Overwriting desition with id: " .. desition_object.id)
+  end
+  _desitions[desition_object.id] = desition_object
+end
+
+-- Retrieves a desition by its id
+-- id: unique string identifier of the desition
+-- Returns the desition object, or nil if not found
+function DesitionManager.get(id)
+  return _desitions[id]
+end
+
+-- Optional: a way to get all registered desitions, if needed (e.g., for debug)
+function DesitionManager.get_all()
+  return _desitions
+end