wehub-resource-sync
116 lines
4.3 KiB
C#
116 lines
4.3 KiB
C#
/*
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* QUANTCONNECT.COM - Democratizing Finance, Empowering Individuals.
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* Lean Algorithmic Trading Engine v2.0. Copyright 2014 QuantConnect Corporation.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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using System.Collections.Generic;
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using System.Linq;
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using System.Text.RegularExpressions;
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namespace QuantConnect.Report.ReportElements
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{
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/// <summary>
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/// Class for creating a two column table for the Algorithm's Parameters in a report
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/// </summary>
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public class ParametersReportElement : ReportElement
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{
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private IReadOnlyDictionary<string, string> _parameters;
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private readonly string _template;
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/// <summary>
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/// Creates a two column table for the Algorithm's Parameters
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/// </summary>
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/// <param name="name">Name of the widget</param>
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/// <param name="key">Location of injection</param>
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/// <param name="backtestConfiguration">The configuration of the backtest algorithm</param>
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/// <param name="liveConfiguration">The configuration of the live algorithm</param>
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/// <param name="template">HTML template to use</param>
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public ParametersReportElement(string name, string key, AlgorithmConfiguration backtestConfiguration, AlgorithmConfiguration liveConfiguration, string template)
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{
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Name = name;
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Key = key;
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_template = template;
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if (liveConfiguration != null)
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{
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_parameters = liveConfiguration.Parameters;
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}
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else if (backtestConfiguration != null)
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{
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_parameters = backtestConfiguration.Parameters;
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}
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else
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{
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// This case only happens for the unit tests, then we just create an empty dictionary
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_parameters = new Dictionary<string, string>();
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}
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}
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/// <summary>
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/// Generates a HTML two column table for the Algorithm's Parameters
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/// </summary>
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/// <returns>Returns a string representing a HTML two column table</returns>
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public override string Render()
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{
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var items = new List<string>();
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int parameterIndex;
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var columns = (new Regex(@"{{\$KEY(\d+?)}}")).Matches(_template).Count;
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for (parameterIndex = 0; parameterIndex < _parameters.Count;)
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{
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var template = _template;
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int column;
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for (column = 0; column < columns; column++)
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{
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var currTemplateKey = "{{$KEY" + column.ToString() + "}}";
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var currTemplateValue = "{{$VALUE" + column.ToString() + "}}";
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if (parameterIndex < _parameters.Count)
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{
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var parameter = _parameters.ElementAt(parameterIndex);
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template = template.Replace(currTemplateKey, parameter.Key);
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template = template.Replace(currTemplateValue, parameter.Value);
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}
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else
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{
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template = template.Replace(currTemplateKey, string.Empty);
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template = template.Replace(currTemplateValue, string.Empty);
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}
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parameterIndex++;
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}
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if (column == 0)
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{
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parameterIndex++;
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}
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items.Add(template);
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}
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if (Key == ReportKey.ParametersPageStyle)
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{
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if (items.Count == 0)
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{
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return "display: none;";
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}
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return string.Empty;
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}
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var parameters= string.Join("\n", items);
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return parameters;
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}
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}
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}
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