ModernUO/Projects/Scripts/Mobiles/Animals/Misc/PackHorse.cs

using System.Collections.Generic;
using Server.ContextMenus;
using Server.Items;

namespace Server.Mobiles
{
  public class PackHorse : BaseCreature
  {
    [Constructible]
    public PackHorse() : base(AIType.AI_Animal, FightMode.Aggressor, 10, 1, 0.2, 0.4)
    {
      Body = 291;
      BaseSoundID = 0xA8;

      SetStr(44, 120);
      SetDex(36, 55);
      SetInt(6, 10);

      SetHits(61, 80);
      SetStam(81, 100);
      SetMana(0);

      SetDamage(5, 11);

      SetDamageType(ResistanceType.Physical, 100);

      SetResistance(ResistanceType.Physical, 20, 25);
      SetResistance(ResistanceType.Fire, 10, 15);
      SetResistance(ResistanceType.Cold, 20, 25);
      SetResistance(ResistanceType.Poison, 10, 15);
      SetResistance(ResistanceType.Energy, 10, 15);

      SetSkill(SkillName.MagicResist, 25.1, 30.0);
      SetSkill(SkillName.Tactics, 29.3, 44.0);
      SetSkill(SkillName.Wrestling, 29.3, 44.0);

      Fame = 0;
      Karma = 200;

      VirtualArmor = 16;

      Tamable = true;
      ControlSlots = 1;
      MinTameSkill = 11.1;

      Container pack = Backpack;

      pack?.Delete();

      pack = new StrongBackpack();
      pack.Movable = false;

      AddItem(pack);
    }

    public PackHorse(Serial serial) : base(serial)
    {
    }

    public override string CorpseName => "a horse corpse";
    public override string DefaultName => "a pack horse";

    public override int Meat => 3;
    public override int Hides => 10;
    public override FoodType FavoriteFood => FoodType.FruitsAndVegies | FoodType.GrainsAndHay;

    public override void Serialize(GenericWriter writer)
    {
      base.Serialize(writer);

      writer.Write(0);
    }

    public override void Deserialize(GenericReader reader)
    {
      base.Deserialize(reader);

      int version = reader.ReadInt();
    }

    #region Pack Animal Methods

    public override bool OnBeforeDeath()
    {
      if (!base.OnBeforeDeath())
        return false;

      PackAnimal.CombineBackpacks(this);

      return true;
    }

    public override DeathMoveResult GetInventoryMoveResultFor(Item item)
    {
      return DeathMoveResult.MoveToCorpse;
    }

    public override bool IsSnoop(Mobile from)
    {
      if (PackAnimal.CheckAccess(this, from))
        return false;

      return base.IsSnoop(from);
    }

    public override bool OnDragDrop(Mobile from, Item item)
    {
      if (CheckFeed(from, item))
        return true;

      if (PackAnimal.CheckAccess(this, from))
      {
        AddToBackpack(item);
        return true;
      }

      return base.OnDragDrop(from, item);
    }

    public override bool CheckNonlocalDrop(Mobile from, Item item, Item target)
    {
      return PackAnimal.CheckAccess(this, from);
    }

    public override bool CheckNonlocalLift(Mobile from, Item item)
    {
      return PackAnimal.CheckAccess(this, from);
    }

    public override void OnDoubleClick(Mobile from)
    {
      PackAnimal.TryPackOpen(this, from);
    }

    public override void GetContextMenuEntries(Mobile from, List<ContextMenuEntry> list)
    {
      base.GetContextMenuEntries(from, list);

      PackAnimal.GetContextMenuEntries(this, from, list);
    }

    #endregion
  }

  public class PackAnimalBackpackEntry : ContextMenuEntry
  {
    private BaseCreature m_Animal;
    private Mobile m_From;

    public PackAnimalBackpackEntry(BaseCreature animal, Mobile from) : base(6145, 3)
    {
      m_Animal = animal;
      m_From = from;

      if (animal.IsDeadPet)
        Enabled = false;
    }

    public override void OnClick()
    {
      PackAnimal.TryPackOpen(m_Animal, m_From);
    }
  }

  public class PackAnimal
  {
    public static void GetContextMenuEntries(BaseCreature animal, Mobile from, List<ContextMenuEntry> list)
    {
      if (CheckAccess(animal, from))
        list.Add(new PackAnimalBackpackEntry(animal, from));
    }

    public static bool CheckAccess(BaseCreature animal, Mobile from)
    {
      if (from == animal || from.AccessLevel >= AccessLevel.GameMaster)
        return true;

      if (from.Alive && animal.Controlled && !animal.IsDeadPet &&
          (from == animal.ControlMaster || from == animal.SummonMaster || animal.IsPetFriend(from)))
        return true;

      return false;
    }

    public static void CombineBackpacks(BaseCreature animal)
    {
      if (Core.AOS)
        return;

      if (animal.IsBonded || animal.IsDeadPet)
        return;

      Container pack = animal.Backpack;

      if (pack != null)
      {
        Container newPack = new Backpack();

        for (int i = pack.Items.Count - 1; i >= 0; --i)
        {
          if (i >= pack.Items.Count)
            continue;

          newPack.DropItem(pack.Items[i]);
        }

        pack.DropItem(newPack);
      }
    }

    public static void TryPackOpen(BaseCreature animal, Mobile from)
    {
      if (animal.IsDeadPet)
        return;

      Container item = animal.Backpack;

      if (item != null)
        from.Use(item);
    }
  }
}