reader controller

python/example-tinance2.py

@@ -1,27 +1,24 @@
 import serial
 import requests
 import binascii
+import threading
+import time
 
-# Replace 'COMX' with the appropriate COM port on Windows or '/dev/ttyUSBX' on Linux
-ser = serial.Serial('/dev/tty.usbserial-0001', 9600)  # Adjust the baud rate as needed
+ser = serial.Serial('/dev/tty.usbserial-0001', 9600)
 tinance2_reader_identifier = "TEST-READER-1"
 tinance2_reader_accesskey = "4f95166a-8a15-4963-bad8-35c7047b4269"
 
-# Function to handle LOG_MSG
-def handle_log_msg(prefix,value):
+def handle_log_msg(prefix, value):
     print(f"Received LOG_MSG: {value}")
 
-# Function to send HTTP POST
-def send_http_post(prefix,value):
-
+def send_http_post(prefix, value):
     headers = {
-                "Content-Type" : "application/json",
-                "X-Identifier" : tinance2_reader_identifier,
-                "X-Access-Key" : tinance2_reader_accesskey
-              }
+        "Content-Type": "application/json",
+        "X-Identifier": tinance2_reader_identifier,
+        "X-Access-Key": tinance2_reader_accesskey
+    }
 
-    
-    url = 'http://localhost:8000/accesscontrol/api/check-card-id'  # Replace with your actual API endpoint
+    url = 'http://localhost:8000/accesscontrol/api/check-card-id'
     data_to_post = {"full_card_id": value}
 
     if value == "0:0":
@@ -36,9 +33,34 @@ def send_http_post(prefix,value):
         print(f"Failed to send FULL_CARD_ID via HTTP POST. Status code: {response.status_code}")
         print(response.text)
 
-try:
-    while True:  # Run the main loop indefinitely
-        data = ser.readline()  # Read a line of data from the serial port
+def reader_config_check():
+    previous_enabled = None  # Initialize to None
+    while True:
+        print("Checking HTTP endpoint for new reader config...")
+        # Replace with your HTTP GET endpoint URL
+        url = 'http://localhost:8000/accesscontrol/api/readerinfo'
+        response = requests.get(url, headers=headers)
+
+        if response.status_code == 200:
+            data = response.json()
+            enabled = data.get("enabled", False)
+            
+            if enabled != previous_enabled:
+                print("New reader enabled status: ", enabled)
+                if enabled:
+                    print("Enabling reader...")
+                    ser.write("enable".encode('utf-8'))
+                else:
+                    print("Disabling reader...")
+                    ser.write("disable".encode('utf-8'))
+                previous_enabled = enabled  # Update the previous_enabled status
+
+        time.sleep(5)  # Check every 15 seconds
+        
+
+def card_auth():
+    while True:
+        data = ser.readline()
         try:
             data = data.decode('utf-8')
             if '=' in data:
@@ -54,15 +76,27 @@ try:
                 }
 
                 if prefix in actions:
-                    actions[prefix](prefix,value)
+                    actions[prefix](prefix, value)
                 else:
                     print(f"Unknown prefix: {prefix}")
         except UnicodeDecodeError:
-            # Handle non-UTF-8 encoded data
             hex_data = binascii.hexlify(data).decode('utf-8')
             print(f"Received non-UTF-8 data: {hex_data}")
-except Exception as e:
-    print(f"Error: {e}")
-finally:
-    # Remember to close the serial port when done:
-    ser.close()
+
+if __name__ == "__main__":
+    headers = {
+        "Content-Type": "application/json",
+        "X-Identifier": tinance2_reader_identifier,
+        "X-Access-Key": tinance2_reader_accesskey
+    }
+
+    # Create and start the two threads
+    card_auth_thread = threading.Thread(target=card_auth)
+    reader_config_check_thread = threading.Thread(target=reader_config_check)
+
+    card_auth_thread.start()
+    reader_config_check_thread.start()
+
+    # Wait for both threads to finish (which is never in this case since they run indefinitely)
+    card_auth_thread.join()
+    reader_config_check_thread.join()