Files
econ_emt/econ/agents/base_aquire_agent.py
2023-06-26 11:31:47 +02:00

101 lines
3.4 KiB
Python

from .base_agent import BaseAgent
from ..exchange import Exchange
from lightmatchingengine.lightmatchingengine import Order,Side
from abc import ABC
class Base_Aquire_Agent(BaseAgent,ABC):
def __init__(self,simulation,business,resource,exchanges: list) -> None:
"""
Agent for aquire of resources.
business: Business to aquire resources for.
resource: Resource to aquire.
exchanges: list of exchanges to acquire resources from
"""
self.business=business
self.resource=resource
self.exchanges=exchanges
self.orders={i: {} for i in range(len(self.exchanges))}
self.target=0
self.trades=[]
self.max_price=-1
super().__init__(simulation)
def set_target(self,target: int):
"""
Sets the amount of resources the agent should aquire.
Checks against current inventory of business.
"""
self.target=target
def target_error(self):
"""
Returns the difference between target and current business inventory.
If err >0 the business is in surplus
If err < 0 then agent needs to aquire resources
"""
err=self.business.inventory[self.resource]-self.target
return err
def set_price_max(self,price: int):
"""
Sets the min price the agent should distribute the resources for.
Set to -1 to disable minimum
"""
self.max_price=price
def order_resource(self,price_per, amount,cx_id):
"""
Aquire resource from selected exchange.
Return order if order has been placed else None.
"""
# Get exchange
cx=self.exchanges[cx_id]
# Calculate order price
total_price=price_per*amount
if not self.business.balance>=total_price:
return None # we dont have enough balance
self.business.balance-=total_price
cx.add_to_account(self.id,"balance",total_price) # prepaid charge account for cx
order=cx.submit_order(self.id,self.resource,amount,price_per,Side.BUY)
if order==None: # Order failed
return False
self.orders[cx_id][order.order_id]=order
self.update_trades()
return order
def collect_balance_from_cxs(self):
"""
Collects resouces from account inventory in cxs.
"""
for cx in self.exchanges:
amount=cx.get_account_resource_amount(self.id,"balance")
cx.remove_from_account(self.id,"balance",amount)
self.business.balance+=amount
def collect_resource_from_cxs(self,resource):
"""
Collects resouces from account inventory in cxs.
"""
for cx in self.exchanges:
amount=cx.get_account_resource_amount(self.id,resource)
cx.remove_from_account(self.id,resource,amount)
self.business.inventory[resource]+=amount
def update_trades(self) -> list:
"""
Returns a list of all trades performed by this agent
"""
trades=[]
for cx_id in range(len(self.exchanges)):
cx=self.exchanges[cx_id]
orders=self.orders[cx_id]
if len(orders)>0:
for k,o in orders.items():
if k in cx.order_trades_map:
trades.append(cx.order_trades_map[k])
self.trades=trades
return trades