From aa7556e950141856fc9585f7d145938607228755 Mon Sep 17 00:00:00 2001
From: Wolfgang Hottgenroth <wolfgang.hottgenroth@icloud.com>
Date: Sat, 29 Aug 2020 13:39:29 +0200
Subject: [PATCH] dumb test

---
 snippets/snippet1.py | 75 +-------------------------------------------
 1 file changed, 1 insertion(+), 74 deletions(-)

diff --git a/snippets/snippet1.py b/snippets/snippet1.py
index a37bf3a..c383c49 100644
--- a/snippets/snippet1.py
+++ b/snippets/snippet1.py
@@ -135,80 +135,7 @@ class MeterbusSerial(object):
       print("Waiting for input ... ")
       c = self.port.read()
 
-      print("State {}, Octet {}".format(state, c))
-
-      if state == MeterbusResponseStates.START1:
-        if c == 0x68:
-          frameData.append(c)
-          state = MeterbusResponseStates.LENGTH1
-        else:
-          print('Invalid start1 symbol')
-          state = MeterbusResponseStates.ERROR
-      elif state == MeterbusResponseStates.LENGTH1:
-        frameData.append(c)
-        frame['l'] = c
-        expectedUserDataOctets = frame['l'] - 3
-        state = MeterbusResponseStates.LENGTH2
-      elif state == MeterbusResponseStates.LENGTH2:
-        frameData.append(c)
-        if frame['l'] == c:
-          state = MeterbusResponseStates.START2
-        else:
-          print('Invalid length 2 octet')
-          state = MeterbusResponseStates.ERROR
-      elif state == MeterbusResponseStates.START2:
-        frameData.append(c)
-        if c == 0x68:
-          frameData.append(c)
-          state = MeterbusResponseStates.C_FIELD
-        else:
-          print('Invalid start2 symbol')
-          state = MeterbusResponseStates.ERROR
-      elif state == MeterbusResponseStates.C_FIELD:
-        frameData.append(c)
-        frame['c'] = c
-        state = MeterbusResponseStates.A_FIELD
-      elif state == MeterbusResponseStates.A_FIELD:
-        frameData.append(c)
-        frame['a'] = c
-        state = MeterbusResponseStates.CI_FIELD
-      elif state == MeterbusResponseStates.C_FIELD:
-        frameData.append(c)
-        frame['ci'] = c
-        state = MeterbusResponseStates.USERDATA
-      elif state == MeterbusResponseStates.USERDATA:
-        frameData.append(c)
-        frame['userdata'].append(c)
-        expectedUserDataOctets -= 1
-        if expectedUserDataOctets == 0:
-          state = MeterbusResponseStates.CHKSUM
-      elif state == MeterbusResponseStates.CHKSUM:
-        frameData.append(c)
-        responseChksum = c
-        calculatedChksum = (frame['c'] + frame['a'] + frame['ci'] + sum(frame['userdata'])) & 0x00ff
-        if responseChksum != calculatedChksum:
-          print('Invalid checksum {} {}'.format(responseChksum, calculatedChksum))
-          state = MeterbusResponseStates.ERROR
-        else:
-          state = MeterbusResponseStates.STOP
-      elif state == MeterbusResponseStates.STOP:
-        frameData.append(c)
-        if c == 0x16:
-          state = MeterbusResponseStates.DONE
-        else:
-          print('Invalid stop symbol')
-          state = MeterbusResponseStates.ERROR
-      else:
-        print('Invalid state')
-        state = MeterbusResponseStates.ERROR
-
-    print(a2h(frameData))
-    print(hex(frame['c']))
-    print(hex(frame['a']))    
-    print(hex(frame['ci']))    
-    print(a2h(frame['userdata']))
-
-    return frame
+      print("State {}, Octet {:02X}".format(state, c))