client control flow mostly works, but parts of the main loop are unte…

…sted. Be warned.

client/drivers/ai_bros.py

@@ -0,0 +1,70 @@
+## SECTION: Imports
+
+from typing import Tuple
+from PiicoDev_Switch import PiicoDev_Switch
+from PiicoDev_SSD1306 import *
+import threading
+from datetime import datetime
+
+#from PiicoDev_Unified import sleep_ms
+
+from data_structures import ControlledData, HardwareComponents, Picture, Face
+
+
+def ai_bros_face_recogniser(underlying_picture : "UNDERLYING_PICTURE") -> Face: # TODO: Refine type signature
+    """
+    Recognise a face, powered by AI.
+
+    Args:
+        underlying_picture : UNDERLYING_PICTURE
+            The picture to pass to the face recogniser. This data passing may be handled differently
+            in the final version.
+    Returns:
+        (Face): Failed, matched or unmatched Face
+    TODO: Convert this into an external API call. Currently returns debug data.
+    """
+    # DEBUG:
+    print("<!> ai_bros_face_recogniser()")
+    DEBUG_failed = False
+    DEBUG_matched = True
+    DEBUG_user_id = -42
+    # :DEBUG
+    if DEBUG_failed:
+        return Face.make_failed()
+    if not DEBUG_matched:
+        return Face.make_unmatched()
+    return Face.make_matched(DEBUG_user_id)
+
+def ai_bros_posture_score(underlying_picture : "UNDERLYING_PICTURE") -> int: # TODO: Refine type signature
+    """
+    Args:
+        underlying_picture : UNDERLYING_PICTURE
+            The picture of the person's posture
+    Returns:
+        int: score represtning how good the posture currently is???
+    TODO: Convert this into an external API call. Currently returns debug data.
+    NOTE: This will eventually be a database lookup. We're running the AI posture peeker
+          asynchronously to the controller code.
+    FIXME: This documentation is terrible
+    """
+    return 1
+
+def ai_bros_get_posture_data(last_snapshot_time : datetime) -> "POSTURE_DATA": # TODO: Refine type signature
+    """
+    API call to get posture data from the SQLite database.
+    Gets all data from after last_snapshot_time until the current time.
+    
+    Args:
+        last_snapshot_time : datetime
+            The last time we read the posture data.
+    
+    Returns:
+        (POSTURE_DATA): Posture data returned from the API call.
+    
+    TODO: Actually implement this method. Currently prints a debug method and returns an empty list.
+    """
+    # DEBUG:
+    print("<!> ai_bros_get_posture_data()")
+    DEBUG_return_value = []
+    # :DEBUG
+    return DEBUG_return_value