66 lines
2.4 KiB
C#
66 lines
2.4 KiB
C#
using System.Collections.Generic;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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using EscapeRoomEngine.Engine.Runtime.Modules.Description;
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using EscapeRoomEngine.Engine.Runtime.Utilities;
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using JetBrains.Annotations;
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using Realms;
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namespace EscapeRoomEngine.Engine.Runtime.Measurements
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{
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/// <summary>
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/// The representation of a specific puzzle in the database. This includes all measurements for this puzzle.
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/// </summary>
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[SuppressMessage("ReSharper", "UnassignedGetOnlyAutoProperty")]
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public class Puzzle : RealmObject
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{
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[PrimaryKey]
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public int ID { get; set; }
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/// <summary>
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/// All puzzle measurements recorded for this puzzle.
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/// </summary>
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public IList<PuzzleMeasurement> Measurements { get; }
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/// <summary>
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/// How much time has been spent on this puzzle in total. This is used to calculate the average time to solve this puzzle.
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/// </summary>
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public float TotalTimeSpentOnPuzzle => Measurements.Sum(measurement => measurement.Time);
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/// <summary>
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/// The average time to solve this puzzle using all measurements recorded for it.
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/// </summary>
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public float AverageTimeToSolve => Measurements.Count > 0 ? TotalTimeSpentOnPuzzle / Measurements.Count : 0f;
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/// <summary>
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/// The normal distribution of all recorded measurements.
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/// </summary>
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public NormalDistribution Distribution => new(TimesAsSamples());
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[UsedImplicitly]
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public Puzzle() {}
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public Puzzle(PuzzleModuleDescription puzzle)
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{
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ID = puzzle.Id;
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}
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/// <summary>
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/// Estimate how long a player in the given percentile will take to solve this puzzle.
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/// </summary>
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public float EstimateTimeToSolve(float percentile) => Distribution.InverseCumulative(percentile);
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private float[] TimesAsSamples()
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{
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var samples = new float[Measurements.Count];
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for (var i = 0; i < Measurements.Count; i++)
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{
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samples[i] = Measurements[i].Time;
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}
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return samples;
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}
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public override string ToString()
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{
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return $"{Engine.Theme.GetPuzzle(ID)}: avg. {AverageTimeToSolve.ToTimeSpan():m':'ss} ({string.Join(", ", Measurements)})";
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}
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}
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} |