Unstable v0.19.1.0

Barotrauma/BarotraumaShared/SharedSource/Networking/Primitives/AccountInfo.cs

@@ -0,0 +1,50 @@
+#nullable enable
+using System.Collections.Immutable;
+using System.Linq;
+
+namespace Barotrauma.Networking
+{
+    [NetworkSerialize]
+    readonly struct AccountInfo : INetSerializableStruct
+    {
+        public static readonly AccountInfo None = new AccountInfo(Option<AccountId>.None());
+        
+        /// <summary>
+        /// The primary ID for a given user
+        /// </summary>
+        public readonly Option<AccountId> AccountId;
+        
+        /// <summary>
+        /// Other user IDs that this user might be closely tied to,
+        /// such as the owner of the current copy of Barotrauma
+        /// </summary>
+        #warning TODO: make ImmutableArray once feature/inetserializablestruct-improvements gets merged to dev
+        public readonly AccountId[] OtherMatchingIds;
+
+        public AccountInfo(AccountId accountId, params AccountId[] otherIds) : this(Option<AccountId>.Some(accountId), otherIds) { }
+        
+        public AccountInfo(Option<AccountId> accountId, params AccountId[] otherIds)
+        {
+            AccountId = accountId;
+            OtherMatchingIds = otherIds.Where(id => !accountId.ValueEquals(id)).ToArray();
+        }
+
+        public bool Matches(AccountId accountId)
+            => AccountId.ValueEquals(accountId) || OtherMatchingIds.Contains(accountId);
+
+        public override bool Equals(object? obj)
+            => obj switch
+            {
+                AccountInfo otherInfo => AccountId == otherInfo.AccountId && OtherMatchingIds.All(otherInfo.OtherMatchingIds.Contains),
+                _ => false
+            };
+
+        public override int GetHashCode()
+            => AccountId.GetHashCode();
+
+        public static bool operator ==(AccountInfo a, AccountInfo b)
+            => a.Equals(b);
+
+        public static bool operator !=(AccountInfo a, AccountInfo b) => !(a == b);
+    }
+}