def createStore(name):
check = Store.all().filter("name =", name).get()
if check:
return "store of that name exists"
else:
a = Store(name=name)
a.put()
return a
def createStore(name):
check = Store.all().filter("name =", name).get()
if check:
return "store of that name exists"
else:
a = Store(name=name)
a.put()
return a
def _modifyItemPrice(store, name, price):
'''create item uses this function if item found'''
#so error checking is done by createItem
parent = Store.all().filter("name =", store).get()
item = Item.all().ancestor(parent.key()).filter("name =", name).get()
item.price = price
item.put()
getInventory(update=True)
def _modifyItemPrice(store, name, price):
'''create item uses this function if item found'''
#so error checking is done by createItem
parent = Store.all().filter("name =", store).get()
item = Item.all().ancestor(parent.key()).filter("name =", name).get()
item.price = price
item.put()
getInventory(update=True)
def createItem(store, name, price):
parent = Store.all().filter("name =", store).get()
if not parent:
parent = createStore(store)
item = Item.all().ancestor(parent.key()).filter("name =", name).get()
if item:
_modifyItemPrice(store, name, price)
logging.info("createItem call resulted in modify item of: " +store+" "+name+" "+str(price))
else:
item = Item(parent=parent, name=name,price=price, store=store)
item.put()
getInventory(update=True)
logging.info("item created: " + store+" "+name+" "+str(price))
def createItem(store, name, price):
parent = Store.all().filter("name =", store).get()
if not parent:
parent = createStore(store)
item = Item.all().ancestor(parent.key()).filter("name =", name).get()
if item:
_modifyItemPrice(store, name, price)
logging.info("createItem call resulted in modify item of: " + store +
" " + name + " " + str(price))
else:
item = Item(parent=parent, name=name, price=price, store=store)
item.put()
getInventory(update=True)
logging.info("item created: " + store + " " + name + " " + str(price))
def getInventory(update=False):
inventory = memg("_inventory123")
if (not inventory) or update:
if update:
logging.info("update: inventory hits db")
else:
logging.info("inventory hit db")
inventory = {}
stores = Store.all()
for store in stores:
inventory[store.name] = {}
items = Item.all().ancestor(store.key())
for item in items:
item = item.asDict()
inventory[store.name][item["name"]] = item
mems("_inventory123", inventory)
else:
logging.info("inventory hits cache")
return inventory
def getInventory(update=False):
inventory = memg("_inventory123")
if (not inventory) or update:
if update:
logging.info("update: inventory hits db")
else:
logging.info("inventory hit db")
inventory = {}
stores = Store.all()
for store in stores:
inventory[store.name] = {}
items = Item.all().ancestor(store.key())
for item in items:
item = item.asDict()
inventory[store.name][item["name"]] = item
mems("_inventory123", inventory)
else:
logging.info("inventory hits cache")
return inventory