1 files changed, 13 insertions, 5 deletions

diff --git a/dexcom_reader/dexcom_dumper.py b/dexcom_reader/dexcom_dumper.py
index c4db06a..b0a52e2 100755
--- a/dexcom_reader/dexcom_dumper.py
+++ b/dexcom_reader/dexcom_dumper.py
@@ -16,7 +16,7 @@ from database_records import GenericTimestampedRecord, EGVRecord, EventRecord
 
 from optparse import OptionParser
 
-G5_IS_DEFAULT = True
+DEFAULT_RECEIVER_TYPE = "g5m"
 
 def get_dracos_host():
         res = subprocess.check_output([
@@ -26,8 +26,9 @@ def get_dracos_host():
         return res.decode('utf-8')
 
 parser = OptionParser()
-parser.add_option("--g4", action="store_false", dest="g5", default=G5_IS_DEFAULT, help="use Dexcom G4 instead of Dexcom G5")
-parser.add_option("--g5", action="store_true",  dest="g5", default=G5_IS_DEFAULT, help="use Dexcom G5 instead of Dexcom G4")
+parser.add_option("--g4",  const="g4",  action="store_const", dest="receiver_type", help="use Dexcom G4 instead of Dexcom G5")
+parser.add_option("--g5",  const="g5",  action="store_const", dest="receiver_type", help="use Dexcom G5 instead of Dexcom G4")
+parser.add_option("--g5m", const="g5m", action="store_const", dest="receiver_type", help="use Dexcom G5 Mobile instead of Dexcom G4")
 
 parser.add_option("-a", "--all",  action="store_const", dest="command", const="dump_everything", help="dump all available records")
 parser.add_option("-p", "--poll", action="store_const", dest="command", const="poll",            help="poll for latest CGM record")
@@ -43,6 +44,9 @@ parser.add_option("--client", action="store_true", dest="client", help="act as c
 
 (options, args) = parser.parse_args()
 
+if not options.receiver_type:
+        options.receiver_type = DEFAULT_RECEIVER_TYPE
+
 command = options.command or "dump_cgm"
 VERBOSE = options.verbose
 HUMAN = options.human
@@ -63,7 +67,10 @@ if options.num_records <= 0:
         options.num_records = None
 
 def get_dexcom_reader():
-        if options.g5:
+        if options.receiver_type == "g5m":
+                dd = readdata.DexcomG5Mobile.FindDevice()
+                return readdata.DexcomG5Mobile(dd)
+        elif options.receiver_type == "g5":
                 dd = readdata.DexcomG5.FindDevice()
                 return readdata.DexcomG5(dd)
         else:
@@ -228,7 +235,8 @@ def poll():
                 global dr
                 if dr:
                         dr.Disconnect()
-                dr = readdata.DexcomG5(devicer.device.device_node)
+                drf = readdata.DexcomG5 if options.receiver_type == "g5" else readdata.DexcomG5Mobile
+                dr = drf(devicer.device.device_node)
 
                 print("Device opened.")
                 while devicer.have():