feat: emergency state algo

src/emergency/emergency.py

@@ -0,0 +1,42 @@
+from src.constants import WET_COLLECTION, TMP_COLLECTION, BAT_COLLECTION
+
+
+def get_wet_data() -> tuple:
+    """data is formatted is XY,
+    where X is left, and Y is right
+    Units: % humidity?
+    """
+    wet_doc = WET_COLLECTION.find_one(sort=[("timestamp", -1)])
+    wet_data = wet_doc["data"]
+
+    left = int(wet_data["left"])
+    right = int(wet_data["right"])
+
+    return (left, right)
+
+
+def get_tmp_data() -> tuple:
+    """data is formatted is XY,
+    where X is left, and Y is right
+    Units: degree celsius
+    """
+    tmp_doc = TMP_COLLECTION.find_one(sort=[("timestamp", -1)])
+    tmp_data = tmp_doc["data"]
+
+    left = int(tmp_data["left"])
+    right = int(tmp_data["right"])
+
+    return (left, right)
+
+
+def get_bat_data() -> int:
+    bat_doc = BAT_COLLECTION.find_one(sort=[("timestep", -1)])
+    bat_data = bat_doc["data"]
+
+    return int(bat_data)
+
+
+async def emergency_interrupt() -> bool:
+    # first, find threshold of each data
+    # then if curr data > threshold trigger interrupt
+    return False