def valid_mileage_range_for_log_date(self,
log,
datetime,
distance_units=None):
if distance_units is None:
distance_units = get_current_distance_unit()
if distance_units == MILES:
distance_field = 'mileage'
else:
distance_field = 'mileage_km'
base_queryset = self.get_query_set().filter(
log=log).values(distance_field)
try:
min = base_queryset.filter(
date__lt=datetime).order_by('-date')[:1][0][distance_field]
except:
min = 0
try:
max = base_queryset.filter(
date__gt=datetime).order_by('date')[:1][0][distance_field]
except:
max = sys.maxint
return (min, max)
def save(self):
# rev the modified date on the MaintenanceLog if we're editing an editing action
#self.log.save()
if get_current_distance_unit() == MILES:
self.mileage_km = decimal.Decimal(self.mileage) * KILOMETERS_PER_MILE
else:
self.mileage = decimal.Decimal(self.mileage_km) / KILOMETERS_PER_MILE
super(MaintenanceAction, self).save()
def save(self):
# rev the modified date on the MaintenanceLog if we're editing an editing action
#self.log.save()
if get_current_distance_unit() == MILES:
self.mileage_km = decimal.Decimal(
self.mileage) * KILOMETERS_PER_MILE
else:
self.mileage = decimal.Decimal(
self.mileage_km) / KILOMETERS_PER_MILE
super(MaintenanceAction, self).save()
def get_economy(self, distance_units=None, volume_units=None):
if not volume_units:
volume_units = get_current_volume_unit()
if not distance_units:
distance_units = get_current_distance_unit()
economy = 0
if distance_units == MILES:
economy = decimal.Decimal(self.miles)
else:
economy = decimal.Decimal(self.kilometers)
if volume_units == GALLONS:
economy = economy / decimal.Decimal(self.gallons)
else:
economy = economy / decimal.Decimal(self.liters)
return economy
def get_economy(self, distance_units=None, volume_units=None):
if not volume_units:
volume_units = get_current_volume_unit()
if not distance_units:
distance_units = get_current_distance_unit()
economy = 0
if distance_units == MILES:
economy = decimal.Decimal(self.miles)
else:
economy = decimal.Decimal(self.kilometers)
if volume_units == GALLONS:
economy = economy / decimal.Decimal(self.gallons)
else:
economy = economy / decimal.Decimal(self.liters)
return economy
def save(self):
"""
Save in all units to allow faster lookups, and
easier inclusion of both in reporting functions.
"""
if get_current_volume_unit() == GALLONS:
self.liters = decimal.Decimal(self.gallons) * LITERS_PER_GALLON
else:
self.gallons = decimal.Decimal(self.liters) / LITERS_PER_GALLON
if get_current_distance_unit() == MILES:
self.kilometers = decimal.Decimal(self.miles) * KILOMETERS_PER_MILE
else:
self.miles = decimal.Decimal(self.kilometers) / KILOMETERS_PER_MILE
# Description will just be "fill up"
self.description = 'Fuel fill-up'
super(FillupAction, self).save()
def valid_mileage_range_for_log_date(self, log, datetime, distance_units=None):
if distance_units is None:
distance_units = get_current_distance_unit()
if distance_units == MILES:
distance_field = 'mileage'
else:
distance_field = 'mileage_km'
base_queryset = self.get_query_set().filter(log=log).values(distance_field)
try:
min = base_queryset.filter(date__lt=datetime).order_by('-date')[:1][0][distance_field]
except:
min = 0
try:
max = base_queryset.filter(date__gt=datetime).order_by('date')[:1][0][distance_field]
except:
max = sys.maxint
return (min, max)
def save(self):
"""
Save in all units to allow faster lookups, and
easier inclusion of both in reporting functions.
"""
if get_current_volume_unit() == GALLONS:
self.liters = decimal.Decimal(self.gallons) * LITERS_PER_GALLON
else:
self.gallons = decimal.Decimal(self.liters) / LITERS_PER_GALLON
if get_current_distance_unit() == MILES:
self.kilometers = decimal.Decimal(self.miles) * KILOMETERS_PER_MILE
else:
self.miles = decimal.Decimal(self.kilometers) / KILOMETERS_PER_MILE
# Description will just be "fill up"
self.description = 'Fuel fill-up'
super(FillupAction, self).save()
