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;
+
+namespace QuantConnect
+{
+    /// <summary>
+    /// Model class for passing in parameters for historical data
+    /// </summary>
+    public class DataDownloaderGetParameters
+    {
+        /// <summary>
+        /// Symbol for the data we're looking for.
+        /// </summary>
+        public Symbol Symbol { get; set; }
+
+        /// <summary>
+        /// Resolution of the data request
+        /// </summary>
+        public Resolution Resolution { get; set; }
+
+        /// <summary>
+        /// Start time of the data in UTC
+        /// </summary>
+        public DateTime StartUtc { get; set; }
+
+        /// <summary>
+        /// End time of the data in UTC
+        /// </summary>
+        public DateTime EndUtc { get; set; }
+
+        /// <summary>
+        /// The type of tick to get
+        /// </summary>
+        public TickType TickType { get; set; }
+
+        /// <summary>
+        /// Initialize model class for passing in parameters for historical data
+        /// </summary>
+        /// <param name="symbol">Symbol for the data we're looking for.</param>
+        /// <param name="resolution">Resolution of the data request</param>
+        /// <param name="startUtc">Start time of the data in UTC</param>
+        /// <param name="endUtc">End time of the data in UTC</param>
+        /// <param name="tickType">[Optional] The type of tick to get. Defaults to <see cref="QuantConnect.TickType.Trade"/></param>
+        public DataDownloaderGetParameters(Symbol symbol, Resolution resolution, DateTime startUtc, DateTime endUtc, TickType? tickType = null)
+        {
+            Symbol = symbol;
+            Resolution = resolution;
+            StartUtc = startUtc;
+            EndUtc = endUtc;
+            TickType = tickType ?? TickType.Trade;
+        }
+
+        /// <summary>
+        /// Returns a string representation of the <see cref="DataDownloaderGetParameters"/> object.
+        /// </summary>
+        /// <returns>A string representing the object's properties.</returns>
+        public override string ToString() => $"Symbol: {Symbol}, Resolution: {Resolution}, StartUtc: {StartUtc}, EndUtc: {EndUtc}, TickType: {TickType}";
+    }
+}