add coffee maker

exercises/1-coffee-maker/coffee_maker.py

@@ -1,108 +0,0 @@
-# containment vessel
-
-class Pot:
-    def __init__(self):
-        self.has_pot = True
-        self.has_coffee = False
-        self.warming_plate_on = False
-        self.is_brewing = False
-
-    def is_ready(self):
-        return self.has_pot
-    def start(self):
-        self.is_brewing = True
-
-    def pause(self):
-        if self.
-            self.warming_plate_on = False
-
-    def resume(self):
-        if self.has_coffee:
-            self.warming_plate_on = True
-
-    def done(self):
-        self.is_brewing = False
-
-# hot water source
-class WaterSource:
-    def __init__(self):
-        # default to false later
-        self.has_water = True
-        self.boiler_on = False
-        self.valve_open = True
-    def is_ready(self):
-        # "NotEmpty" = True
-        return self.has_water
-
-    def boiling(self):
-        return self.boiler_on
-
-    def start(self):
-        self.boiler_on = True
-        self.valve_open = False
-
-    def pause(self):
-        self.valve_open = True
-        self.boiler_on = False
-
-    def resume(self):
-        self.valve_open = False
-        self.boiler_on = True
-
-    def done(self):
-        self.boiler_on = False
-        self.valve_open = True
-
-
-class CoffeeMaker:
-    def __init__(self):
-        self.pot = Pot()
-        self.water_source = WaterSource()
-        self.brew_light = False 
-
-    def push_brew_button(self):
-        self.brew()
-    def remove_pot(self):
-        self.pot.has_pot = False
-    def add_water(self):
-        self.water_source.has_water = True
-    def poll(self):
-        # is pot on warmer plate
-        if self.pot.is_ready():
-            if self.water_source.boiling():
-                self.pot.has_coffee = True
-                self.water_source.valve_open = False
-            # does pot have coffee
-            if self.pot.has_coffee:
-                self.pot.warming_plate_on = True
-            else:
-                self.pot.warming_plate_on = False            
-            # 
-            if not self.water_source.has_water:
-                self.water_source.done()
-                self.brew_light = True
-
-            if not self.water_source.has_water and not self.pot.has_coffee and self.pot.is_brewing:
-                self.pot.done()
-                self.brew_light = False
-        else:
-            self.water_source.valve_open = True
-            self.pot.has_coffee = False
-
-
-    def brew(self):
-        if not self.pot.is_ready() or not self.water_source.is_ready():
-            return False
-
-        self.pot.start()
-
-        while self.water_source.boiling():
-            self.poll()
-
-        while self.pot.has_coffee():
-            self.poll()
-
-
-
-
-