def get_amount_stocked(self, user):
"""
Returns the amount of this product in the same location as the user.
Caches the result for faster access later.
"""
amount = 0
track_inventory = Configuration.track_inventory()
if not track_inventory:
return 0
if self.part_type == "SERVICE" or not self.pk:
return 0
cache_key = "product_%d_amount_stocked" % self.pk
if cache.get(cache_key):
return cache.get(cache_key)
location = user.get_location()
try:
inventory = Inventory.objects.get(product=self, location=location)
amount = inventory.amount_stocked
except Inventory.DoesNotExist:
pass
cache.set(cache_key, amount)
return amount
def get_amount_stocked(self, user):
"""
Returns the amount of this product in the same location as the user.
Caches the result for faster access later.
"""
amount = 0
track_inventory = Configuration.track_inventory()
if not track_inventory:
return 0
if self.part_type == "SERVICE" or not self.pk:
return 0
cache_key = "product_%d_amount_stocked" % self.pk
if cache.get(cache_key):
return cache.get(cache_key)
location = user.get_location()
try:
inventory = Inventory.objects.get(product=self, location=location)
amount = inventory.amount_stocked
except Inventory.DoesNotExist:
pass
cache.set(cache_key, amount)
return amount
def track_inventory(self):
if not Configuration.track_inventory():
return False
if self.part_type == "SERVICE":
return False
return True
def track_inventory(self):
if not Configuration.track_inventory():
return False
if self.part_type == "SERVICE":
return False
return True
def sell(self, amount, location):
"""
Deduct product from inventory with specified location
"""
track_inventory = Configuration.track_inventory()
if self.part_type == "SERVICE" or not track_inventory:
return
try:
inventory = Inventory.objects.get(product=self, location=location)
inventory.amount_stocked = inventory.amount_stocked - amount
inventory.save()
except Inventory.DoesNotExist:
raise ValueError(_(u"Product %s not found in inventory.") % self.code)
