StockSharp

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namespace StockSharp.BusinessEntities
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{
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	using System;
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	using System.Collections.Generic;
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	using Ecng.Common;
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	using StockSharp.Messages;
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	/// <summary>
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	/// Transactional operations provider interface.
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	/// </summary>
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	public interface ITransactionProvider : IPortfolioProvider, IPositionProvider
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	{
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		/// <summary>
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		/// Transaction id generator.
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		/// </summary>
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		IdGenerator TransactionIdGenerator { get; }
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		/// <summary>
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		/// Own trade received.
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		/// </summary>
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		event Action<MyTrade> NewMyTrade;
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		/// <summary>
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		/// Order received.
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		/// </summary>
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		event Action<Order> NewOrder;
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		/// <summary>
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		/// Order changed (cancelled, matched).
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		/// </summary>
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		event Action<Order> OrderChanged;
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		/// <summary>
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		/// <see cref="EditOrder"/> success result event.
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		/// </summary>
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		event Action<long, Order> OrderEdited;
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		/// <summary>
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		/// Order registration error event.
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		/// </summary>
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		event Action<OrderFail> OrderRegisterFailed;
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		/// <summary>
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		/// Order cancellation error event.
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		/// </summary>
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		event Action<OrderFail> OrderCancelFailed;
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		/// <summary>
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		/// <see cref="EditOrder"/> error result event.
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		/// </summary>
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		event Action<long, OrderFail> OrderEditFailed;
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		/// <summary>
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		/// Mass order cancellation event.
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		/// </summary>
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		event Action<long> MassOrderCanceled;
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		/// <summary>
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		/// Mass order cancellation event.
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		/// </summary>
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		event Action<long, DateTimeOffset> MassOrderCanceled2;
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		/// <summary>
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		/// Mass order cancellation errors event.
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		/// </summary>
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		event Action<long, Exception> MassOrderCancelFailed;
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		/// <summary>
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		/// Mass order cancellation errors event.
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		/// </summary>
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		event Action<long, Exception, DateTimeOffset> MassOrderCancelFailed2;
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		/// <summary>
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		/// Failed order status request event.
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		/// </summary>
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		[Obsolete("Use SubscriptionFailed event.")]
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		event Action<long, Exception> OrderStatusFailed;
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		/// <summary>
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		/// Failed order status request event.
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		/// </summary>
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		[Obsolete("Use SubscriptionFailed event.")]
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		event Action<long, Exception, DateTimeOffset> OrderStatusFailed2;
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		/// <summary>
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		/// Stop-order registration error event.
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		/// </summary>
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		[Obsolete("Use OrderRegisterFailed event.")]
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		event Action<OrderFail> StopOrderRegisterFailed;
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		/// <summary>
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		/// Stop-order cancellation error event.
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		/// </summary>
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		[Obsolete("Use OrderCancelFailed event.")]
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		event Action<OrderFail> StopOrderCancelFailed;
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		/// <summary>
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		/// Stop-order received.
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		/// </summary>
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		[Obsolete("Use NewOrder event.")]
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		event Action<Order> NewStopOrder;
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		/// <summary>
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		/// Stop order state change event.
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		/// </summary>
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		[Obsolete("Use OrderChanged event.")]
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		event Action<Order> StopOrderChanged;
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		/// <summary>
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		/// Lookup result <see cref="PortfolioLookupMessage"/> received.
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		/// </summary>
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		event Action<PortfolioLookupMessage, IEnumerable<Portfolio>, Exception> LookupPortfoliosResult;
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		/// <summary>
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		/// Lookup result <see cref="PortfolioLookupMessage"/> received.
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		/// </summary>
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		event Action<PortfolioLookupMessage, IEnumerable<Portfolio>, IEnumerable<Portfolio>, Exception> LookupPortfoliosResult2;
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		/// <summary>
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		/// Register new order.
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		/// </summary>
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		/// <param name="order">Registration details.</param>
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		void RegisterOrder(Order order);
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		/// <summary>
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		/// Edit the order.
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		/// </summary>
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		/// <param name="order">Order.</param>
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		/// <param name="changes">Order changes.</param>
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		void EditOrder(Order order, Order changes);
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		/// <summary>
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		/// Reregister the order.
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		/// </summary>
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		/// <param name="oldOrder">Cancelling order.</param>
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		/// <param name="newOrder">New order to register.</param>
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		void ReRegisterOrder(Order oldOrder, Order newOrder);
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		/// <summary>
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		/// Cancel the order.
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		/// </summary>
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		/// <param name="order">The order which should be canceled.</param>
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		void CancelOrder(Order order);
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		/// <summary>
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		/// Cancel orders by filter.
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		/// </summary>
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		/// <param name="isStopOrder"><see langword="true" />, if cancel only a stop orders, <see langword="false" /> - if regular orders, <see langword="null" /> - both.</param>
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		/// <param name="portfolio">Portfolio. If the value is equal to <see langword="null" />, then the portfolio does not match the orders cancel filter.</param>
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		/// <param name="direction">Order side. If the value is <see langword="null" />, the direction does not use.</param>
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		/// <param name="board">Trading board. If the value is equal to <see langword="null" />, then the board does not match the orders cancel filter.</param>
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		/// <param name="security">Instrument. If the value is equal to <see langword="null" />, then the instrument does not match the orders cancel filter.</param>
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		/// <param name="securityType">Security type. If the value is <see langword="null" />, the type does not use.</param>
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		/// <param name="transactionId">Order cancellation transaction id.</param>
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		void CancelOrders(bool? isStopOrder = null, Portfolio portfolio = null, Sides? direction = null, ExchangeBoard board = null, Security security = null, SecurityTypes? securityType = null, long? transactionId = null);
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		/// <summary>
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		/// Subscribe on the portfolio changes.
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		/// </summary>
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		/// <param name="portfolio">Portfolio for subscription.</param>
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		[Obsolete("Use Subscribe method.")]
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		void RegisterPortfolio(Portfolio portfolio);
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		/// <summary>
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		/// Unsubscribe from the portfolio changes.
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		/// </summary>
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		/// <param name="portfolio">Portfolio for unsubscription.</param>
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		[Obsolete("Use UnSubscribe method.")]
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		void UnRegisterPortfolio(Portfolio portfolio);
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		/// <summary>
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		/// Determines the specified order can be edited by <see cref="EditOrder"/>.
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		/// </summary>
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		/// <param name="order">Order.</param>
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		/// <returns><see langword="true"/> if the order is editable, <see langword="false"/> order cannot be changed, <see langword="null"/> means no information.</returns>
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		bool? IsOrderEditable(Order order);
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		/// <summary>
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		/// Determines the specified order can be replaced by <see cref="ReRegisterOrder"/>.
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		/// </summary>
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		/// <param name="order">Order.</param>
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		/// <returns><see langword="true"/> if the order is replaceable, <see langword="false"/> order cannot be replaced, <see langword="null"/> means no information.</returns>
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		bool? IsOrderReplaceable(Order order);
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	}
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}