Add Steam ID type

Author: JoeBiellik

Configuration/SteamId.cs

@@ -0,0 +1,50 @@
+using System;
+using JetBrains.Annotations;
+
+namespace NFive.SDK.Core.Configuration
+{
+	[PublicAPI]
+	public class SteamId
+	{
+		protected readonly long Value;
+
+		public SteamId(long id64)
+		{
+			this.Value = id64;
+		}
+
+		public override string ToString() => this.Value.ToString();
+
+		public override int GetHashCode() => this.Value.GetHashCode();
+
+		public override bool Equals(object obj) => Equals(obj as SteamId);
+
+		public bool Equals(SteamId other) => other != null && this.Value == other.Value;
+
+		public static implicit operator long(SteamId id) => id.Value;
+
+		public static explicit operator SteamId(long l) => new SteamId(l);
+
+		public static SteamId FromSteamId32(string id32)
+		{
+			if (id32.StartsWith("[") && id32.EndsWith("]")) id32 = id32.TrimStart('[').TrimEnd(']');
+			if (!id32.StartsWith("U:1:", StringComparison.InvariantCultureIgnoreCase)) throw new ArgumentException("Input not in valid SteamID32 format", nameof(id32));
+
+			var steam32 = Convert.ToInt64(id32.Substring(4));
+			if (steam32 < 1L || steam32 > 9999999999L) throw new ArgumentException("Input not in valid SteamID32 format", nameof(id32));
+
+			return new SteamId(steam32 + 76561197960265728L);
+		}
+
+		public static SteamId FromSteamId2(string id2)
+		{
+			if (!id2.StartsWith("STEAM_0:", StringComparison.InvariantCultureIgnoreCase)) throw new ArgumentException("Input not in valid SteamID2 format", nameof(id2));
+			if (!id2.Substring(8).StartsWith("0") && !id2.Substring(8).StartsWith("1")) throw new ArgumentException("Input not in valid SteamID2 format", nameof(id2));
+
+			var id = Convert.ToInt64(id2.Substring(10));
+			if (id < 1L || id > 9999999999L) throw new ArgumentException("Input not in valid SteamID2 format", nameof(id2));
+
+			return new SteamId(76561197960265728L + id * 2L + Convert.ToInt64(id2.Substring(8, 1)));
+		}
+	}
+}

NFive.SDK.Core.csproj

@@ -47,6 +47,7 @@
   </ItemGroup>
   <ItemGroup>
     <Compile Include="Configuration\LocaleConfiguration.cs" />
+    <Compile Include="Configuration\SteamId.cs" />
     <Compile Include="Controllers\ControllerConfiguration.cs" />
     <Compile Include="Controllers\IControllerConfiguration.cs" />
     <Compile Include="Diagnostics\ILogger.cs" />