The Kitchen, dish, dishwasher algorithm

kitchen.plantuml

@startuml
start
note right: Agent enters the kitchen to bring back a dish (e.g. glass, cup, mug, plate, ...)
if (Dishwasher running?) then (yes)
  :Put dish into sink;
  stop
else (no)
  if (Dishwasher full?) then (yes)
    if (Dishes in dishwasher clean?) then (yes)
      :Put clean dishes back;
      note left: Longest running operation
      :Put as much dishes from sink into dishwasher as possible;
      if (Dishwasher full?) then (yes)
        :Start dishwasher;
        :Put your dish into the sink;
        stop
      else (no)
        :Put your dish into dishwasher;
        if (Dishwasher full?) then (yes)
          :Start dishwasher;
          stop
          note left: Worst case
        else (no)
          stop
        endif
      endif
    else (no)
      :Put dish into sink;
      :Start dishwasher;
      stop
    endif
  else (no)
    :Put dish into dishwasher;
    if (Dishwasher full?) then (yes)
      :Start dishwasher;
      stop
    else
      stop
    endif
  endif
endif
@enduml