chore: import upstream snapshot with attribution

2026-07-13 13:02:50 +08:00
commit 0fc60fdcb1
5008 changed files with 910633 additions and 0 deletions
@@ -0,0 +1,78 @@
+/*
+ * QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
+ * Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+*/
+
+using System;
+using QuantConnect.Interfaces;
+
+namespace QuantConnect.Brokerages
+{
+    /// <summary>
+    /// Event arguments class for the <see cref="IBrokerage.OptionNotification"/> event
+    /// </summary>
+    public sealed class OptionNotificationEventArgs : EventArgs
+    {
+        /// <summary>
+        /// Gets the option symbol which has received a notification
+        /// </summary>
+        public Symbol Symbol { get; }
+
+        /// <summary>
+        /// Gets the new option position (positive for long, zero for flat, negative for short)
+        /// </summary>
+        public decimal Position { get; }
+
+        /// <summary>
+        /// The tag that will be used in the order
+        /// </summary>
+        public string Tag { get; }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OptionNotificationEventArgs"/> class
+        /// </summary>
+        /// <param name="symbol">The symbol</param>
+        /// <param name="position">The new option position</param>
+        public OptionNotificationEventArgs(Symbol symbol, decimal position)
+        {
+            Symbol = symbol;
+            Position = position;
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="OptionNotificationEventArgs"/> class
+        /// </summary>
+        /// <param name="symbol">The symbol</param>
+        /// <param name="position">The new option position</param>
+        /// <param name="tag">The tag to be used for the order</param>
+        public OptionNotificationEventArgs(Symbol symbol, decimal position, string tag)
+            : this(symbol, position)
+        {
+            Tag = tag;
+        }
+
+        /// <summary>
+        /// Returns the string representation of this event
+        /// </summary>
+        public override string ToString()
+        {
+            var str = $"{Symbol} position: {Position}";
+            if (!string.IsNullOrEmpty(Tag))
+            {
+                str += $", tag: {Tag}";
+            }
+
+            return str;
+        }
+    }
+}