109 lines
2.1 KiB
C#
109 lines
2.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using TrainInfomationProviderService.StationInfo;
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using TrainInfomationProviderService.StationInfo.Entities;
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namespace TrainInfomationProviderService.TrainInfo.Entities
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{
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public class TrainLineSegment
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{
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StationDetailInfo _toStation;
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StationDetailInfo _fromStation;
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TimeSpan? _elapsedTime;
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public Train Train { get; private set; }
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public TrainStop From { get; private set; }
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public TrainStop To { get; private set; }
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public StationDetailInfo FromStation
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{
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get
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{
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if (_fromStation == null)
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_fromStation = StationManager.Instance.Storage.Stations.GetValue(From.Code);
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return _fromStation;
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}
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}
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public StationDetailInfo ToStation
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{
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get
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{
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if (_toStation == null)
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_toStation = StationManager.Instance.Storage.Stations.GetValue(To.Code);
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return _toStation;
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}
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}
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/// <summary>
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/// 历时
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/// </summary>
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public TimeSpan ElapsedTime
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{
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get
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{
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if (_elapsedTime == null)
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_elapsedTime = To.Arrive - From.Left;
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return _elapsedTime ?? TimeSpan.Zero;
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}
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}
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int? _calculatedMinutesBase;
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/// <summary>
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/// 进行时间对比的基础分钟数
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/// </summary>
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public int CalculatedMinutesBase
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{
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get
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{
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if (_calculatedMinutesBase == null)
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{
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var minutes = ElapsedTime.TotalMinutes;
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var rate = 1.0;
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switch (Train.TrainClass)
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{
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case 'G':
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rate = 1.0;
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break;
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case 'D':
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rate = 0.71428;
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break;
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case 'Z':
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rate = 0.45714;
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break;
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case 'T':
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rate = 0.4;
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break;
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default:
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rate = 0.28571;
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break;
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}
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_calculatedMinutesBase = (int)(rate*minutes);
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}
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return _calculatedMinutesBase ?? 0;
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}
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}
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/// <summary>
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/// 创建 <see cref="TrainLineSegment" /> 的新实例(TrainLineSegment)
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/// </summary>
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/// <param name="train"></param>
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/// <param name="from"></param>
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/// <param name="to"></param>
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public TrainLineSegment(Train train, TrainStop from, TrainStop to)
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{
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Train = train;
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From = from;
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To = to;
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}
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}
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}
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