From 8f06b28f316d6dacca89d748148909ff321c87ed Mon Sep 17 00:00:00 2001
From: Thomas Kolb <cfr34k-github@tkolb.de>
Date: Sun, 19 Jan 2020 17:34:18 +0100
Subject: [PATCH 1/4] Added power factor calculation

---
 sem6000.py | 14 +++++++++++---
 1 file changed, 11 insertions(+), 3 deletions(-)

diff --git a/sem6000.py b/sem6000.py
index 7622a78..0491ed8 100644
--- a/sem6000.py
+++ b/sem6000.py
@@ -8,6 +8,7 @@ class SEMSocket():
     voltage = 0
     current = 0
     power = 0
+    power_factor = 0
     frequency = 0
     mac_address = ""
     custom_service = None
@@ -193,11 +194,18 @@ class SEMSocket():
                 print("Switch toggled")
                 self.__btle_device.getStatus()
             elif message_type == 0x04: #status related data
-                self.__btle_device.voltage = data[8]
-                self.__btle_device.current = (data[9] << 8 | data[10]) / 1000
-                self.__btle_device.power = (data[5] << 16 | data[6] << 8 | data[7]) / 1000
+                voltage = data[8]
+                current = (data[9] << 8 | data[10]) / 1000
+                power   = (data[5] << 16 | data[6] << 8 | data[7]) / 1000
+
+                self.__btle_device.voltage = voltage
+                self.__btle_device.current = current
+                self.__btle_device.power   = power
                 self.__btle_device.frequency = data[11]
                 self.__btle_device.powered = bool(data[4])
+
+                # calculated values
+                self.__btle_device.power_factor = power / (voltage * current)
             elif message_type == 0x17:
                 if data[5] == 0x00 or data[5] == 0x01:
                     if data[4]:

From 01cc1ed9b7115ccbcdb4ea466e0aeb76d57a5e1a Mon Sep 17 00:00:00 2001
From: Thomas Kolb <cfr34k-github@tkolb.de>
Date: Sun, 19 Jan 2020 17:34:57 +0100
Subject: [PATCH 2/4] example: removed invalid constructor argument

---
 example.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example.py b/example.py
index b36b2fd..c7a2a5a 100644
--- a/example.py
+++ b/example.py
@@ -18,7 +18,7 @@ while True:
             # -1: infinite retries
             # integer: seconds before exception is thrown
 
-            socket = SEMSocket('f0:c7:7f:0d:e7:17', auto_reconnect_timeout=None)
+            socket = SEMSocket('f0:c7:7f:0d:e7:17')
             print("Connected.")
 
             #socket.login("1337")

From 2f13d6f6a513f20b7e88747a9f802af52d565b9d Mon Sep 17 00:00:00 2001
From: Thomas Kolb <cfr34k-github@tkolb.de>
Date: Sun, 19 Jan 2020 17:46:55 +0100
Subject: [PATCH 3/4] example: print power factor

---
 example.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example.py b/example.py
index c7a2a5a..5758b0c 100644
--- a/example.py
+++ b/example.py
@@ -28,7 +28,7 @@ while True:
         socket.getStatus()
         socket.setStatus(True)
         print("=== {} ({}) ===".format(socket.mac_address, "on" if socket.powered else "off"))
-        print("\t{}V {}A → {}W@{}Hz".format(socket.voltage, socket.current, socket.power, socket.frequency))
+        print("\t{}V {}A → {}W@{}Hz (PF: {})".format(socket.voltage, socket.current, socket.power, socket.frequency, socket.power_factor))
     except (SEMSocket.NotConnectedException, bluepy.btle.BTLEDisconnectError):
         print("Restarting...")
         if socket != None:

From 7b82461f032f543d20482829abaca49a4002ef60 Mon Sep 17 00:00:00 2001
From: Thomas Kolb <cfr34k-github@tkolb.de>
Date: Sun, 19 Jan 2020 17:48:02 +0100
Subject: [PATCH 4/4] example: restart on BrokenPipeError

---
 example.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/example.py b/example.py
index 5758b0c..b8cd2f5 100644
--- a/example.py
+++ b/example.py
@@ -29,7 +29,7 @@ while True:
         socket.setStatus(True)
         print("=== {} ({}) ===".format(socket.mac_address, "on" if socket.powered else "off"))
         print("\t{}V {}A → {}W@{}Hz (PF: {})".format(socket.voltage, socket.current, socket.power, socket.frequency, socket.power_factor))
-    except (SEMSocket.NotConnectedException, bluepy.btle.BTLEDisconnectError):
+    except (SEMSocket.NotConnectedException, bluepy.btle.BTLEDisconnectError, BrokenPipeError):
         print("Restarting...")
         if socket != None:
             socket.disconnect()