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# # ⚠ 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 mango
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import typing
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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, market: mango.Market,
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account_watcher: mango.LatestItemObserverSubscriber[mango.Account],
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group_watcher: mango.LatestItemObserverSubscriber[mango.Group],
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price_watcher: mango.LatestItemObserverSubscriber[mango.Price],
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perp_market_watcher: typing.Optional[mango.LatestItemObserverSubscriber[mango.PerpMarketDetails]],
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placed_orders_container_watcher: mango.LatestItemObserverSubscriber[mango.PlacedOrdersContainer]
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):
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self.logger: logging.Logger = logging.getLogger(self.__class__.__name__)
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self.market: mango.Market = market
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self.account_watcher: mango.LatestItemObserverSubscriber[mango.Account] = account_watcher
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self.group_watcher: mango.LatestItemObserverSubscriber[mango.Group] = group_watcher
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self.price_watcher: mango.LatestItemObserverSubscriber[mango.Price] = price_watcher
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self.perp_market_watcher: typing.Optional[mango.LatestItemObserverSubscriber[mango.PerpMarketDetails]
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] = perp_market_watcher
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self.placed_orders_container_watcher: mango.LatestItemObserverSubscriber[
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mango.PlacedOrdersContainer] = placed_orders_container_watcher
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@property
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def group(self) -> mango.Group:
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return self.group_watcher.latest
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@property
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def account(self) -> mango.Account:
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return self.account_watcher.latest
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@property
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def perp_market(self) -> typing.Optional[mango.PerpMarketDetails]:
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if self.perp_market_watcher is None:
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return None
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return self.perp_market_watcher.latest
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@property
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def price(self) -> mango.Price:
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return self.price_watcher.latest
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@property
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def existing_orders(self) -> typing.Sequence[mango.PlacedOrder]:
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return self.placed_orders_container_watcher.latest.placed_orders
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def __str__(self) -> str:
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return f"""« 𝙼𝚘𝚍𝚎𝚕𝚂𝚝𝚊𝚝𝚎 for market '{self.market.symbol}' »"""
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def __repr__(self) -> str:
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return f"{self}"
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