def remove(self, item):
item = map_item(item)
bots = mongo.db.bots
class_id = item.get('class_id')
instance_id = item.get('instance_id')
amount = int(item['amount'])
if amount <= 0:
return
query = {
'class_id': class_id,
'instance_id': instance_id,
}
bots.update(
{
'_id': self.bot['_id'],
'inventory': {'$elemMatch': query},
},
{'$inc': {'inventory.$.amount': -amount}},
)
query['amount'] = {'$lte': 0}
bots.update(
{'_id': self.bot['_id']},
{'$pull': {'inventory': query}},
)
def user_inventory(_id):
if request.method == 'GET':
inventory = (mongo.db.users.find_one(
{'_id': _id}, {'_id': 0, 'inventory': 1}
) or {}).get('inventory', {})
return fill_items(inventory)
elif request.json:
inventory = request.json.get('inventory', {})
if inventory:
items = []
for app, ctx, item, desc in flatten_inventory(inventory):
item.update({
'app_id': app,
'context_id': ctx,
})
items.append(map_item(item))
mongo.db.users.update(
{'_id': _id},
{'$set': {
'inventory': items,
'times.inventory': time.time(),
}},
)
insert_items(inventory, foreign=True)
return {}
def add(self, item, sync=False):
item = map_item(item)
bots = mongo.db.bots
app_id = item.get('app_id')
context_id = item.get('context_id')
class_id = item.get('class_id')
instance_id = item.get('instance_id')
amount = int(item['amount'])
new = {
'app_id': app_id,
'context_id': context_id,
'class_id': class_id,
'instance_id': instance_id,
'amount': 0,
}
query = {
'class_id': class_id,
'instance_id': instance_id,
}
bots.update(
{
'_id': self.bot['_id'],
'inventory': {'$not': {'$elemMatch': query}},
},
{'$push': {'inventory': new}},
)
if sync:
mod = '$set'
else:
mod = '$inc'
old = bots.find_and_modify(
{
'_id': self.bot['_id'],
'inventory': {'$elemMatch': query},
},
{mod: {'inventory.$.amount': amount}},
fields={'inventory': 1},
)
if sync:
# boo, can't properly filter the results of the find_and_modify
# so we'll do it here
if old:
old_amount = 0
key = (class_id, instance_id)
for i in old['inventory']:
if (i['class_id'], i['instance_id']) == key:
old_amount = int(i['amount'])
break
item['amount'] -= old_amount
return item
