49 lines
2.2 KiB
C#
49 lines
2.2 KiB
C#
using StructureHelperCommon.Infrastructures.Enums;
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using StructureHelperCommon.Infrastructures.Interfaces;
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using StructureHelperCommon.Models;
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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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namespace StructureHelperLogics.Models.BeamShears
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{
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public class StirrupByUniformRebarToDensityConvertStrategy : IConvertStrategy<IStirrupByDensity, IStirrupByUniformRebar>
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{
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private const double stirrupStrengthFactor = 1d;
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private const double maxStirrupStrength = 3e8;
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private IUpdateStrategy<IStirrup> updateStrategy;
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public Dictionary<(Guid id, Type type), ISaveable> ReferenceDictionary { get; set; }
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public IShiftTraceLogger TraceLogger { get; set; }
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public StirrupByUniformRebarToDensityConvertStrategy(IUpdateStrategy<IStirrup> updateStrategy, IShiftTraceLogger traceLogger)
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{
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this.updateStrategy = updateStrategy;
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TraceLogger = traceLogger;
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}
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public IStirrupByDensity Convert(IStirrupByUniformRebar source)
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{
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updateStrategy ??= new StirrupUpdateStrategy();
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StirrupByDensity stirrupByDensity = new(Guid.NewGuid());
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updateStrategy.Update(stirrupByDensity, source);
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stirrupByDensity.StirrupDensity = GetStirrupDensity(source);
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return stirrupByDensity;
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}
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private double GetStirrupDensity(IStirrupByUniformRebar source)
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{
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double area = Math.PI * source.Diameter * source.Diameter / 4d;
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TraceLogger?.AddMessage($"Area of rebar = {Math.PI} * ({source.Diameter})^2 / 4 = {area}, m^2");
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double strength = stirrupStrengthFactor * source.Material.GetStrength(LimitStates.ULS, CalcTerms.ShortTerm).Tensile;
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TraceLogger?.AddMessage($"Strength of rebar = {strength}, Pa");
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strength = Math.Min(strength, maxStirrupStrength);
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double density = strength * area * source.LegCount / source.Step;
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TraceLogger?.AddMessage($"Density of stirrups = {strength} * {area} * {source.LegCount} / {source.Step} = {density}, N/m");
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return density;
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}
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}
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}
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