1 files changed, 61 insertions, 0 deletions
diff --git a/driver.py b/driver.py
new file mode 100644
index 0000000..5280d7d
--- /dev/null
+++ b/driver.py
@@ -0,0 +1,61 @@
+#!/bin/python3
+from bluepy.btle import Peripheral, ADDR_TYPE_PUBLIC, BTLEDisconnectError
+import threading
+import time
+import sys
+
+BEKEN_CHARACTERISTIC_NULL = 0x0001
+BEKEN_CHARACTERISTIC_LAMP = 0x002a
+
+def makemsg(r, g, b, l=0):
+  return bytes([
+    int(g > 0), g,
+    0x00, 0x00,
+    int(b > 0), b,
+    int(r > 0), r,
+    int(l > 0), l,
+  ])
+
+class BekenConnection:
+  def __init__(self, mac):
+    self.mac = mac
+    self.dev = None
+    self.messages = []
+
+  def keep_alive(self):
+    while True:
+      self.send(BEKEN_CHARACTERISTIC_NULL, bytes(10))
+      time.sleep(10)
+
+  def send(self, characteristic, message):
+    self.messages.append((characteristic, message))
+
+  def verify_connection(self):
+    while self.dev == None or self.dev.getState() == 'disc':
+      try:
+        self.dev = Peripheral(self.mac, ADDR_TYPE_PUBLIC)
+      except BTLEDisconnectError as e:
+        continue
+
+  def message_handler(self):
+    self.verify_connection()
+    while True:
+      if len(self.messages) < 1: continue
+      message = self.messages.pop(0)
+      self.verify_connection()
+      self.dev.writeCharacteristic(message[0], bytearray(message[1]))
+
+  def start_threads(self):
+    threading.Thread(target=self.message_handler).start()
+    threading.Thread(target=self.keep_alive).start()
+
+if __name__ == "__main__":
+  mac = sys.argv[1]
+  con = BekenConnection(mac)
+  con.start_threads()
+  def user_input():
+    for line in sys.stdin:
+      r, g, b, l = [ int(x, 16) for x in [ line.strip()[i:i+2] for i in range(0, 8, 2) ] ]
+      con.send(BEKEN_CHARACTERISTIC_LAMP, makemsg(r, g, b, l))
+  threading.Thread(target=user_input).start()
+