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 +1,59 @@
+/*
+ * 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 QuantConnect.Interfaces;
+using System;
+
+namespace QuantConnect.Commands
+{
+    /// <summary>
+    /// Represents a command that will liquidate the entire algorithm
+    /// </summary>
+    public class LiquidateCommand : BaseCommand
+    {
+        /// <summary>
+        /// Gets or sets the string ticker symbol
+        /// </summary>
+        public string Ticker { get; set; }
+
+        /// <summary>
+        /// Gets or sets the security type of the ticker.
+        /// </summary>
+        public SecurityType SecurityType { get; set; }
+
+        /// <summary>
+        /// Gets or sets the market the ticker resides in
+        /// </summary>
+        public string Market { get; set; }
+
+        /// <summary>
+        /// Submits orders to liquidate all current holdings in the algorithm
+        /// </summary>
+        /// <param name="algorithm">The algorithm to be liquidated</param>
+        public override CommandResultPacket Run(IAlgorithm algorithm)
+        {
+            if (Ticker != null || SecurityType != SecurityType.Base || Market != null)
+            {
+                var symbol = GetSymbol(Ticker, SecurityType, Market);
+                algorithm.Liquidate(symbol);
+            }
+            else
+            {
+                algorithm.Liquidate();
+            }
+            return new CommandResultPacket(this, true);
+        }
+    }
+}