refactor: remove scent feedback code

client/drivers/data_structures.py

@@ -47,8 +47,6 @@ class ControlledData:
     _last_snapshot_time: datetime
     _last_cushion_time: datetime
     _last_plant_time: datetime
-    """Time of the last successful scent feedback event."""
-    _last_sniff_time: datetime
 
     # SECTION: Constructors
 
@@ -62,7 +60,6 @@ def __init__(self):
         self._last_snapshot_time = datetime.now()
         self._last_cushion_time = datetime.now()
         self._last_plant_time = datetime.now()
-        self._last_sniff_time = datetime.now()
         self._DEBUG_current_graph_list_index = 0
         self._DEBUG_current_graph_function = lambda x: 30 * (
             1 + sin(2 * pi * x / WIDTH)
@@ -83,7 +80,6 @@ def make_empty(cls, user_id: int) -> "ControlledData":
         return_me._last_snapshot_time = datetime.now()
         return_me._last_cushion_time = datetime.now()
         return_me._last_plant_time = datetime.now()
-        return_me._last_sniff_time = datetime.now()
         print("<!> Made a new empty ControlledData() with user_id", return_me._user_id)
         return return_me
 
@@ -99,7 +95,6 @@ def make_failed(cls) -> "ControlledData":
         return_me._last_snapshot_time = datetime.now()
         return_me._last_cushion_time = datetime.now()
         return_me._last_plant_time = datetime.now()
-        return_me._last_sniff_time = datetime.now()
         return return_me
 
     # SECTION: Getters/Setters
@@ -173,19 +168,6 @@ def set_last_plant_time(self, time: datetime) -> None:
         """
         self._last_plant_time = time
 
-    def get_last_sniff_time(self) -> datetime:
-        """
-        Returns the last time that the user was provided olfactory feedback.
-        """
-        return self._last_cushion_time
-
-    def set_last_sniff_time(self, time: datetime) -> None:
-        """
-        Args:
-            time: the last time that the user was provided olfactory feedback.
-        """
-        self._last_sniff_time = time
-
     def accept_new_posture_data(
         self, posture_data: List[float]
     ) -> None:  # TODO: Refine type signature
@@ -225,17 +207,6 @@ def get_plant_posture_data(
         print("<!> WARNING: get_plant_posture_data() not implemented!")
         return None
 
-    def get_sniff_posture_data(
-        self,
-    ) -> "SNIFF_POSTURE_DATA":  # TODO: Decide what this type looks like
-        """
-        Returns posture data necessary for scent feedback.
-
-        TODO: Implement this.
-        """
-        print("<!> WARNING: get_sniff_posture_data() not implemented!")
-        return None
-
 
 class HardwareComponents:
     """

client/drivers/main.py

@@ -66,10 +66,6 @@
 #: FIXME: Fine-tune this value later.
 PLANT_PROPORTION_GOOD_THRESHOLD = 0.5
 
-# KILLME:
-#: Minimum delay between consecutive uses of the scent bottle-controlling servos. Used in handle_feedback().
-HANDLE_SNIFF_FEEDBACK_TIMEOUT = timedelta(milliseconds=20000)
-
 #: DEBUG Number of milliseconds between each loop iteration in do_everything().
 DEBUG_DO_EVERYTHING_INTERVAL = 1000
 
@@ -388,9 +384,6 @@ def handle_feedback(auspost: ControlledData) -> bool:
     if datetime.now() > auspost.get_last_plant_time() + HANDLE_PLANT_FEEDBACK_TIMEOUT:
         if not handle_plant_feedback(auspost):
             return False
-    if datetime.now() > auspost.get_last_sniff_time() + HANDLE_SNIFF_FEEDBACK_TIMEOUT:
-        if not handle_sniff_feedback(auspost):
-            return False
 
     return True
 
@@ -518,30 +511,6 @@ def handle_plant_feedback(auspost: ControlledData) -> bool:
     return True
 
 
-def handle_sniff_feedback(auspost: ControlledData) -> bool:
-    """
-    Dispense olfactory reward (if necessary), and update the timestamp of when olfactory
-    feedback was last given.
-
-    Args:
-        auspost: Data encapsulating the current state of the program.
-
-    Returns:
-        True, always. If you get a False return value, then something has gone VERY wrong.
-
-    Requires:
-        ! auspost.is_failed()
-
-    Ensures:
-        ! auspost.is_failed()
-    """
-    # DEBUG:
-    print("<!> handle_sniff_feedback()")
-    # :DEBUG
-    auspost.set_last_sniff_time(datetime.now())
-    return True
-
-
 def _reset_garden() -> None:
     """Reset data, faces and hardware."""
     print("<!> Burning the garden to the ground...")