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70 lines
2.4 KiB
C#
70 lines
2.4 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// See the LICENCE file in the repository root for full licence text.
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using System;
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using System.Diagnostics.CodeAnalysis;
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using System.Linq;
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using Newtonsoft.Json;
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namespace osu.Game.Rulesets
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{
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public class RulesetInfo : IEquatable<RulesetInfo>
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{
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public int? ID { get; set; }
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public string Name { get; set; }
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public string ShortName { get; set; }
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private string instantiationInfo;
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public string InstantiationInfo
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{
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get => instantiationInfo;
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set => instantiationInfo = abbreviateInstantiationInfo(value);
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}
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private string abbreviateInstantiationInfo(string value)
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{
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// exclude version onwards, matching only on namespace and type.
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// this is mainly to allow for new versions of already loaded rulesets to "upgrade" from old.
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return string.Join(',', value.Split(',').Take(2));
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}
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[JsonIgnore]
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public bool Available { get; set; }
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// TODO: this should probably be moved to RulesetStore.
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public virtual Ruleset CreateInstance()
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{
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if (!Available) return null;
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var ruleset = (Ruleset)Activator.CreateInstance(Type.GetType(InstantiationInfo));
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// overwrite the pre-populated RulesetInfo with a potentially database attached copy.
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ruleset.RulesetInfo = this;
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return ruleset;
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}
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public bool Equals(RulesetInfo other) => other != null && ID == other.ID && Available == other.Available && Name == other.Name && InstantiationInfo == other.InstantiationInfo;
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public override bool Equals(object obj) => obj is RulesetInfo rulesetInfo && Equals(rulesetInfo);
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[SuppressMessage("ReSharper", "NonReadonlyMemberInGetHashCode")]
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public override int GetHashCode()
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{
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unchecked
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{
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var hashCode = ID.HasValue ? ID.GetHashCode() : 0;
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hashCode = (hashCode * 397) ^ (InstantiationInfo != null ? InstantiationInfo.GetHashCode() : 0);
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hashCode = (hashCode * 397) ^ (Name != null ? Name.GetHashCode() : 0);
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hashCode = (hashCode * 397) ^ Available.GetHashCode();
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return hashCode;
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}
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}
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public override string ToString() => Name ?? $"{Name} ({ShortName}) ID: {ID}";
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}
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}
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