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Resolving further gps time issues

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This commit is contained in:
Tim Staat 2025-09-11 01:15:20 +02:00
parent 85f216b869
commit c976809c1e
1 changed files with 27 additions and 25 deletions
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36
server/python_server.py
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@ -27,9 +27,7 @@ with sqlite3.connect('location.db', check_same_thread=False) as conn:
ureg = pint.UnitRegistry()
geodesic = Geod(ellps='WGS84')
current_datetime = datetime.now(dttz.utc)
date_yesterday = current_datetime - timedelta(days=1)
date_tomorrow = current_datetime + timedelta(days=1)
@app.route('/')
@ -38,6 +36,10 @@ def hello():
@app.route('/updateGPS')
def getGpsDistance():
current_datetime = datetime.now(dttz.utc)
date_yesterday = current_datetime - timedelta(days=1)
date_tomorrow = current_datetime + timedelta(days=1)
own_id = request.args.get('id')
req_id = request.args.get('req_id')
lat = request.args.get('lat').translate(str.maketrans('', '', ':'))
@ -51,10 +53,10 @@ def getGpsDistance():
print(request.args)
try:
gpsDateTime = datetime.strptime(request.args.get('gpsDateTime')[:11], '%d%m%y%H%M%S')
gpsDateTime = datetime.strptime(request.args.get('gpsDateTime')[:11], '%d%m%y%H%M%S').replace(tzinfo=dttz.utc)
if gpsDateTime > date_tomorrow or current_datetime < date_yesterday:
gpsDateTime = datetime.now(dttz.utc)
print(gpsDateTime)
print(f'GPS datetime out of boundaries - replacing with system time: {gpsDateTime}')
except ValueError:
print("No gpsDateTime")
gpsDateTime = datetime.now(dttz.utc)
@ -103,11 +105,8 @@ def getGpsDistance():
if timezone_str is None:
print("Could not determine the time zone")
else:
print(timezone_str)
print(pytz.timezone(timezone_str))
rTime = rTime.replace(tzinfo=dttz.utc).astimezone(pytz.timezone(timezone_str))
print(rTime)
print(f'GPS datetime of requested database entry: {rTime}')
else:
try:
@ -118,7 +117,8 @@ def getGpsDistance():
if row:
lat, long, lastOwnDateTime, lastOwnInsertDateTime = row
print(f'lat: {lat}, long: {long}, req_lat: {req_lat}, req_long: {req_long}, req_dateTime: {req_dateTime}')
rTime = datetime.fromisoformat(req_dateTime)
if rTime < date_tomorrow and current_datetime > date_yesterday:
fwd_azimuth, back_azimuth, distance = geodesic.inv(long, lat, req_long, req_lat)
distance = distance * ureg.meter
@ -129,15 +129,17 @@ def getGpsDistance():
if timezone_str is None:
print("Could not determine the time zone")
else:
print(rTime)
rTime = rTime.replace(tzinfo=dttz.utc).astimezone(pytz.timezone(timezone_str))
else:
prettyDistance = "Invalid GPS Signal"
fwd_azimuth = 0.0
rTime = datetime.utcnow()
else:
print(timezone_str)
print(pytz.timezone(timezone_str))
rTime = rTime.replace(tzinfo=dttz.utc).astimezone(pytz.timezone(timezone_str))
prettyDistance = "Invalid GPS Signal"
fwd_azimuth = 0.0
rTime = datetime.utcnow()
except sqlite3.Error as error:
print("Failed to read data for last own entry from table -- ignore", error)
prettyDistance = "Invalid GPS Signal"