changed temperature calibration

src/app.py

@@ -22,7 +22,7 @@ from  datetime import datetime, timezone
 import traceback
 from http.server import HTTPServer, BaseHTTPRequestHandler
 import threading
-
+import copy
 import time
 import logging
 
@@ -30,8 +30,8 @@ import uuid
 
 client = None  # Initialize to None, not a string
 connected = False
-
+humidity_offset = 34
-
+temperature_offset = -10
 try:
     from prometheus_client import generate_latest, start_http_server, CONTENT_TYPE_LATEST, Gauge, Counter, REGISTRY
     prometheus_available = True
@@ -520,7 +520,14 @@ def process_messages(connection, db_conn):
                         data_type, parsed_data = process_message_data(cursor, data)
                         if data_type and parsed_data:
                             #logger.info(f"Successfully processed as {data_type}")
-                            MQSend("/"+ids2MAC[parsed_data["device_id"]], json.dumps(parsed_data))
+
+                            #For mqtt needs to be calibrated!
+                            parsed_data_mqtt = copy.deepcopy(parsed_data)
+                            if "temperature" in parsed_data:
+                                parsed_data_mqtt["temperature"] = parsed_data["temperature"] + temperature_offset
+                                parsed_data_mqtt["humidity"] = parsed_data["humidity"] + humidity_offset
+
+                            MQSend("/"+ids2MAC[parsed_data["device_id"]], json.dumps(parsed_data_mqtt))
                             if data_type in data_batches:
                                 data_batches[data_type].append(parsed_data)
                                 batch_size = len(data_batches[data_type])
@@ -894,7 +901,10 @@ def GetLastDetected(device_id, field_name, threshold_value):
     with get_db_connection() as conn:
         with conn.cursor() as cur:
             cur.execute(query)
-            last_detected = cur.fetchone()[0].timestamp()
+            record = cur.fetchone()
+            if record != None:
+                last_detected = cur.fetchone()[0].timestamp()
+
 
     return last_detected
 
@@ -909,9 +919,27 @@ def UpdateLastSeen(new_message_dict):
 
     threshold_details = GetRedisString('radar_threshold'+device_id_s)
     try:
-        radar_threshold_list = ast.literal_eval(threshold_details)
+        #radar_threshold_list = ast.literal_eval(threshold_details)
-        radar_threshold_signal = radar_threshold_list[0]
+        #radar_threshold_signal = radar_threshold_list[0]
-        radar_threshold_value = radar_threshold_list[1]
+        #radar_threshold_value = radar_threshold_list[1]
+
+        if threshold_details != None:
+
+            if type(threshold_details) == str:
+                if "," in threshold_details == False:
+                    threshold_details = f'["s3_max",{int(threshold_details)}]'
+                threshold_details_list = ast.literal_eval(threshold_details)
+            elif type(threshold_details) == int:
+                threshold_details = f'["s3_max",{threshold_details}]'
+                threshold_details_list = ast.literal_eval(threshold_details)
+            elif type(threshold_details) == list:
+                threshold_details_list = ast.literal_eval(threshold_details)
+
+
+            radar_threshold_signal = threshold_details_list[0]
+            radar_threshold_value = threshold_details_list[1]
+
+
     except:
         #key not found so read from DB, and store to key
         sql = f"""
@@ -928,7 +956,17 @@ def UpdateLastSeen(new_message_dict):
 
                 if threshold_details != None:
 
-                    threshold_details_list = ast.literal_eval(threshold_details)
+                    if type(threshold_details) == str:
+                        if "," in threshold_details == False:
+                            threshold_details = f'["s3_max",{int(threshold_details)}]'
+                        threshold_details_list = ast.literal_eval(threshold_details)
+                    elif type(threshold_details) == int:
+                        threshold_details = f'["s3_max",{threshold_details}]'
+                        threshold_details_list = ast.literal_eval(threshold_details)
+                    elif type(threshold_details) == list:
+                        threshold_details_list = ast.literal_eval(threshold_details)
+
+
                     radar_threshold_signal = threshold_details_list[0]
                     radar_threshold_value = threshold_details_list[1]
 
@@ -956,11 +994,13 @@ def UpdateLastSeen(new_message_dict):
             last_seen = GetRedisFloat('lastseen_'+device_id_s)
             if last_seen == None:
                 last_seen = GetLastDetected(device_id_s, radar_threshold_signal, radar_threshold_value)
-                r.set('lastseen_'+device_id_s, last_seen)
+                if last_seen != None:
+                    r.set('lastseen_'+device_id_s, last_seen)
 
 
     except Exception as e:
-        print(f"UpdateLastSeen failed: {e}")
+        logger.error(f"Error: {traceback.format_exc()}")
+        logger.error(f"UpdateLastSeen failed: {e}")
 
 def process_message_data(cursor, body):
 
@@ -1027,7 +1067,6 @@ def process_message_data(cursor, body):
                             MACS2id[MAC] = device_id
                             ids2MAC[device_id] = MAC
 
-
                         if  device_id > 0:
 
 
@@ -1043,6 +1082,10 @@ def process_message_data(cursor, body):
                             if message_type > 0:
                                 st = time.time()
                                 if message_type == 16: #Radar message
+
+                                    if MAC == "10061C15C330":
+                                        print("Stop")
+
                                     m_type = "radar"
                                     #counter, no targets, moving targets, stationary targets, both, 9 moving gates energy
                                     #counter, 9 stationary gates energy
@@ -1118,6 +1161,9 @@ def process_message_data(cursor, body):
                                     pointer = pointer + lenn_1
                                     lenn = 4
                                     P = struct.unpack('<f', decrypt_data[pointer:pointer+lenn])[0]
+                                    #we are not interested at changes larger than 100!
+                                    if P > 100:
+                                        P = 100
                                     new_message_dict["pressure"] = P
                                     pointer = pointer + lenn
                                 elif message_type == 2: #temperature event