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
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+/*
+ * 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.Globalization;
+using System.Linq;
+using QuantConnect.Packets;
+
+namespace QuantConnect.Report.ReportElements
+{
+    /// <summary>
+    /// Capacity Estimation Report Element
+    /// </summary>
+    public sealed class EstimatedCapacityReportElement : ReportElement
+    {
+        private readonly BacktestResult _backtest;
+        private readonly LiveResult _live;
+
+        /// <summary>
+        /// Create a new capacity estimate
+        /// </summary>
+        /// <param name="name">Name of the widget</param>
+        /// <param name="key">Location of injection</param>
+        /// <param name="backtest">Backtest result object</param>
+        /// <param name="live">Live result object</param>
+        public EstimatedCapacityReportElement(string name, string key, BacktestResult backtest, LiveResult live)
+        {
+            _live = live;
+            _backtest = backtest;
+            Name = name;
+            Key = key;
+        }
+
+        /// <summary>
+        /// Render element
+        /// </summary>
+        public override string Render()
+        {
+            var statistics = _backtest?.Statistics;
+            string capacityWithCurrency;
+            if (statistics == null || !statistics.TryGetValue("Estimated Strategy Capacity", out capacityWithCurrency))
+            {
+                return "-";
+            }
+
+            var capacity = Currencies.Parse(capacityWithCurrency).RoundToSignificantDigits(2);
+
+            Result = capacity;
+
+            if (capacity == 0m)
+            {
+                return "-";
+            }
+
+            return capacity.ToFinancialFigures();
+        }
+    }
+}