68 lines
2.1 KiB
C#
68 lines
2.1 KiB
C#
using System;
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using System.Globalization;
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using System.IO;
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using System.Text;
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namespace MultiWheelC.TrajectoryPlanning.TrajectoryObservation;
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/// <summary>Buffers a readable text report for one trajectory observation session.</summary>
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public sealed class TrajectoryObservationReportWriter
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{
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private readonly long _sessionId;
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private readonly string _reportDirectory;
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private readonly StringBuilder _content = new StringBuilder();
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private readonly object _sync = new object();
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public TrajectoryObservationReportWriter(long sessionId, string reportDirectory = null)
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{
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if (sessionId <= 0)
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throw new ArgumentOutOfRangeException(nameof(sessionId));
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_sessionId = sessionId;
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_reportDirectory = reportDirectory ??
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Path.Combine(Environment.CurrentDirectory, "TrajectoryObservationReports");
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AppendHeader();
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}
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public string FilePath
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{
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get
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{
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return Path.Combine(_reportDirectory, "trajectory-observation-session-" +
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_sessionId.ToString(CultureInfo.InvariantCulture) + ".txt");
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}
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}
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public void Append(string text)
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{
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if (string.IsNullOrEmpty(text))
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return;
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lock (_sync)
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{
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_content.Append(DateTimeOffset.Now.ToString("yyyy-MM-dd HH:mm:ss.fff", CultureInfo.InvariantCulture));
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_content.Append(" | ");
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_content.AppendLine(text);
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}
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}
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public string Save()
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{
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lock (_sync)
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{
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Directory.CreateDirectory(_reportDirectory);
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File.WriteAllText(FilePath, _content.ToString(), new UTF8Encoding(false));
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return FilePath;
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}
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}
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private void AppendHeader()
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{
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_content.AppendLine("EM trajectory observation report");
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_content.AppendLine("session=" + _sessionId.ToString(CultureInfo.InvariantCulture));
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_content.AppendLine("OBSERVE_ONLY: no chassis command is sent.");
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_content.AppendLine("reportGeneratedUtc=" + DateTimeOffset.UtcNow.ToString("O", CultureInfo.InvariantCulture));
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_content.AppendLine();
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}
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}
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