Reorganizes Project (#41)

Projects/Scripts/Engines/Factions/Core/Persistance.cs

@@ -0,0 +1,90 @@
+using System.Collections.Generic;
+
+namespace Server.Factions
+{
+  public class FactionPersistance : Item
+  {
+    public FactionPersistance() : base(1)
+    {
+      Movable = false;
+
+      if (Instance?.Deleted == true)
+        Instance = this;
+      else
+        base.Delete();
+    }
+
+    public FactionPersistance(Serial serial) : base(serial)
+    {
+      Instance = this;
+    }
+
+    public static FactionPersistance Instance{ get; private set; }
+
+    public override string DefaultName => "Faction Persistance - Internal";
+
+    public override void Serialize(GenericWriter writer)
+    {
+      base.Serialize(writer);
+
+      writer.Write(0); // version
+
+      List<Faction> factions = Faction.Factions;
+
+      for (int i = 0; i < factions.Count; ++i)
+      {
+        writer.WriteEncodedInt((int)PersistedType.Faction);
+        factions[i].State.Serialize(writer);
+      }
+
+      List<Town> towns = Town.Towns;
+
+      for (int i = 0; i < towns.Count; ++i)
+      {
+        writer.WriteEncodedInt((int)PersistedType.Town);
+        towns[i].State.Serialize(writer);
+      }
+
+      writer.WriteEncodedInt((int)PersistedType.Terminator);
+    }
+
+    public override void Deserialize(GenericReader reader)
+    {
+      base.Deserialize(reader);
+
+      int version = reader.ReadInt();
+
+      switch (version)
+      {
+        case 0:
+        {
+          PersistedType type;
+
+          while ((type = (PersistedType)reader.ReadEncodedInt()) != PersistedType.Terminator)
+            switch (type)
+            {
+              case PersistedType.Faction:
+                new FactionState(reader);
+                break;
+              case PersistedType.Town:
+                new TownState(reader);
+                break;
+            }
+
+          break;
+        }
+      }
+    }
+
+    public override void Delete()
+    {
+    }
+
+    private enum PersistedType
+    {
+      Terminator,
+      Faction,
+      Town
+    }
+  }
+}