126 lines
4.3 KiB
Python
126 lines
4.3 KiB
Python
# # ⚠ Warning
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
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# LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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# NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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# [🥭 Mango Markets](https://mango.markets/) support is available at:
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# [Docs](https://docs.mango.markets/)
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# [Discord](https://discord.gg/67jySBhxrg)
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# [Twitter](https://twitter.com/mangomarkets)
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# [Github](https://github.com/blockworks-foundation)
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# [Email](mailto:hello@blockworks.foundation)
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import logging
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import typing
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from decimal import Decimal
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from solana.publickey import PublicKey
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from .account import Account
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from .group import Group
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from .inventory import Inventory
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from .market import Market
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from .oracle import Price
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from .orders import Order, OrderBook
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from .placedorder import PlacedOrdersContainer
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from .watcher import Watcher
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# # 🥭 ModelState class
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#
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# Provides simple access to the latest state of market and account data.
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#
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class ModelState:
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def __init__(self,
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order_owner: PublicKey,
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market: Market,
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group_watcher: Watcher[Group],
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account_watcher: Watcher[Account],
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price_watcher: Watcher[Price],
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placed_orders_container_watcher: Watcher[PlacedOrdersContainer],
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inventory_watcher: Watcher[Inventory],
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orderbook: Watcher[OrderBook]
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) -> None:
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self.logger: logging.Logger = logging.getLogger(self.__class__.__name__)
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self.order_owner: PublicKey = order_owner
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self.market: Market = market
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self.group_watcher: Watcher[Group] = group_watcher
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self.account_watcher: Watcher[Account] = account_watcher
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self.price_watcher: Watcher[Price] = price_watcher
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self.placed_orders_container_watcher: Watcher[
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PlacedOrdersContainer] = placed_orders_container_watcher
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self.inventory_watcher: Watcher[Inventory] = inventory_watcher
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self.orderbook_watcher: Watcher[OrderBook] = orderbook
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self.not_quoting: bool = False
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self.state: typing.Dict[str, typing.Any] = {}
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@property
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def group(self) -> Group:
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return self.group_watcher.latest
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@property
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def account(self) -> Account:
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return self.account_watcher.latest
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@property
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def price(self) -> Price:
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return self.price_watcher.latest
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@property
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def placed_orders_container(self) -> PlacedOrdersContainer:
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return self.placed_orders_container_watcher.latest
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@property
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def inventory(self) -> Inventory:
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return self.inventory_watcher.latest
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@property
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def orderbook(self) -> OrderBook:
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return self.orderbook_watcher.latest
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@property
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def bids(self) -> typing.Sequence[Order]:
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return self.orderbook.bids
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@property
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def asks(self) -> typing.Sequence[Order]:
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return self.orderbook.asks
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# The top bid is the highest price someone is willing to pay to BUY
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@property
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def top_bid(self) -> typing.Optional[Order]:
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return self.orderbook.top_bid
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# The top ask is the lowest price someone is willing to pay to SELL
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@property
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def top_ask(self) -> typing.Optional[Order]:
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return self.orderbook.top_ask
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@property
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def spread(self) -> Decimal:
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return self.orderbook.spread
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def current_orders(self) -> typing.Sequence[Order]:
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self.orderbook
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all_orders = [*self.bids, *self.asks]
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return list([o for o in all_orders if o.owner == self.order_owner])
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def __str__(self) -> str:
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return f"""« 𝙼𝚘𝚍𝚎𝚕𝚂𝚝𝚊𝚝𝚎 for market '{self.market.symbol}'
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Group: {self.group_watcher.latest.address}
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Account: {self.account_watcher.latest.address}
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Price: {self.price_watcher.latest}
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Inventory: {self.inventory_watcher.latest}
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Existing Order Count: {len(self.placed_orders_container_watcher.latest.placed_orders)}
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Bid Count: {len(self.bids)}
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Ask Count: {len(self.asks)}
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»"""
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def __repr__(self) -> str:
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return f"{self}"
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