added docker and wrote some readme stuff. nobody will ever read this... anyway

python/install_gateway.sh

@@ -0,0 +1,17 @@
+# Update the system
+sudo apt-get update
+sudo apt-get uprade -y
+sudo apt-get autoremove -y
+
+# Install the dependencies
+sudo apt-get install python3 python3-pip bluez
+sudo pip3 install -r requirements.txt
+
+# Install the Gateway
+
+# Install the service
+
+# Start the Gateway
+sudo systemctl enable atc_mithermometer_gateway.service
+sudo systemctl start atc_mithermometer_gateway.service
+sudo systemctl status atc_mithermometer_gateway.service

python/requierements.txt

@@ -0,0 +1 @@
+bluepy

python/src/data_class.py

@@ -0,0 +1,23 @@
+class Data:
+  def __init__(self, data:dict):
+    self.timestamp = data['timestamp']
+    self.mac = data['mac']
+    self.temperature = data['temperature']
+    self.humidity = data['humidity']
+    self.battery_percent = data['battery_percent']
+    self.battery_volt = data['battery_volt']
+    self.count = data['count']
+
+  def print_data(self):
+    print(self.to_json())
+
+  def to_json(self):
+    return {
+      'timestamp': self.timestamp,
+      'mac': self.mac,
+      'temperature': self.temperature,
+      'humidity': self.humidity,
+      'battery_percent': self.battery_percent,
+      'battery_volt': self.battery_volt,
+      'count': self.count,
+    }

python/src/discovery.py

@@ -0,0 +1,63 @@
+from bluepy.btle import DefaultDelegate
+from bluepy.btle import Scanner
+from datetime import datetime
+
+from data_class import Data
+
+# This is the list, where the responses will be stored from the `handleDiscovery`
+devices = []
+
+
+class ScanDelegate(DefaultDelegate):
+  def __init__(self):
+    DefaultDelegate.__init__(self)
+
+  def handleDiscovery(self, dev, isNewDev, isNewData):
+    global devices
+
+    for (sdid, desc, val) in dev.getScanData():
+      if self.is_temperature(sdid, val) and self.is_atc_device(dev):
+        data_obj = Data(self.parse_data(val))
+        devices.append([dev, data_obj])
+
+  @staticmethod
+  def is_temperature(sdid, val):
+    if sdid != 22: return False
+    if len(val) != 30: return False
+    return True
+
+  @staticmethod
+  def is_atc_device(dev):
+    global devices
+    if 'A4:C1:38' not in dev.addr.upper(): return False
+    device_found = False
+    # print(devices.count(dev.addr.upper()))
+    for device in devices:
+      if str(device[0].addr) == str(dev.addr): return False
+    print("Device %s (%s), RSSI=%d dB" % (dev.addr.upper(), dev.addrType, dev.rssi))
+    return True
+
+  @staticmethod
+  def parse_data(val):
+    bytes = [int(val[i:i + 2], 16) for i in range(0, len(val), 2)]
+    if bytes[8] > 127:
+      bytes[8] -= 256
+    return {
+      'timestamp': datetime.now().astimezone().replace(microsecond=0).isoformat(),
+      'mac': ":".join(["{:02X}".format(bytes[i]) for i in range(2, 8)]),
+      'temperature': (bytes[8] * 256 + bytes[9]) / 10,
+      'humidity': bytes[10],
+      'battery_percent': bytes[11],
+      'battery_volt': (bytes[12] * 256 + bytes[13]) / 1000,
+      'count': bytes[14],
+    }
+
+
+def start_discovery(timeout=10.0):
+  global devices
+  print(f'Start discovery with timout {timeout}s...')
+
+  scanner = Scanner().withDelegate(ScanDelegate())
+  scanner.scan(timeout=timeout, passive=True)
+
+  return devices

python/src/main.py

@@ -0,0 +1,19 @@
+from discovery import start_discovery
+from data_class import Data
+
+devices = start_discovery()
+
+
+if len(devices) > 0:
+  for device_list in devices:
+    data = device_list[1]
+    device = device_list[0]
+
+    data:Data
+    print(f'Temp: {data.temperature}°C, Humid: {data.humidity}%, Batt: {data.battery_percent}%')
+
+
+else:
+  print('No devices found')
+
+