using System;
using Server.Network;

namespace Server.Items
{
  public class PotionKeg : Item
  {
    private int m_Held;
    private PotionEffect m_Type;

    [Constructible]
    public PotionKeg() : base(0x1940)
    {
      UpdateWeight();
    }

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

    [CommandProperty(AccessLevel.GameMaster)]
    public int Held
    {
      get => m_Held;
      set
      {
        if (m_Held != value)
        {
          m_Held = value;
          UpdateWeight();
          InvalidateProperties();
        }
      }
    }

    [CommandProperty(AccessLevel.GameMaster)]
    public PotionEffect Type
    {
      get => m_Type;
      set
      {
        m_Type = value;
        InvalidateProperties();
      }
    }

    public override int LabelNumber
    {
      get
      {
        if (m_Held > 0 && (int)m_Type >= (int)PotionEffect.Conflagration)
          return 1072658 + (int)m_Type - (int)PotionEffect.Conflagration;

        return m_Held > 0 ? 1041620 + (int)m_Type : 1041641;
      }
    }

    public virtual void UpdateWeight()
    {
      int held = Math.Max(0, Math.Min(m_Held, 100));

      Weight = 20 + held * 80 / 100;
    }

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

      writer.Write(1); // version

      writer.Write((int)m_Type);
      writer.Write(m_Held);
    }

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

      int version = reader.ReadInt();

      switch (version)
      {
        case 1:
        case 0:
        {
          m_Type = (PotionEffect)reader.ReadInt();
          m_Held = reader.ReadInt();

          break;
        }
      }

      if (version < 1)
        Timer.DelayCall(TimeSpan.Zero, UpdateWeight);
    }

    public override void GetProperties(ObjectPropertyList list)
    {
      base.GetProperties(list);

      int number;

      if (m_Held <= 0)
        number = 502246; // The keg is empty.
      else if (m_Held < 5)
        number = 502248; // The keg is nearly empty.
      else if (m_Held < 20)
        number = 502249; // The keg is not very full.
      else if (m_Held < 30)
        number = 502250; // The keg is about one quarter full.
      else if (m_Held < 40)
        number = 502251; // The keg is about one third full.
      else if (m_Held < 47)
        number = 502252; // The keg is almost half full.
      else if (m_Held < 54)
        number = 502254; // The keg is approximately half full.
      else if (m_Held < 70)
        number = 502253; // The keg is more than half full.
      else if (m_Held < 80)
        number = 502255; // The keg is about three quarters full.
      else if (m_Held < 96)
        number = 502256; // The keg is very full.
      else if (m_Held < 100)
        number = 502257; // The liquid is almost to the top of the keg.
      else
        number = 502258; // The keg is completely full.

      list.Add(number);
    }

    public override void OnSingleClick(Mobile from)
    {
      base.OnSingleClick(from);

      int number;

      if (m_Held <= 0)
        number = 502246; // The keg is empty.
      else if (m_Held < 5)
        number = 502248; // The keg is nearly empty.
      else if (m_Held < 20)
        number = 502249; // The keg is not very full.
      else if (m_Held < 30)
        number = 502250; // The keg is about one quarter full.
      else if (m_Held < 40)
        number = 502251; // The keg is about one third full.
      else if (m_Held < 47)
        number = 502252; // The keg is almost half full.
      else if (m_Held < 54)
        number = 502254; // The keg is approximately half full.
      else if (m_Held < 70)
        number = 502253; // The keg is more than half full.
      else if (m_Held < 80)
        number = 502255; // The keg is about three quarters full.
      else if (m_Held < 96)
        number = 502256; // The keg is very full.
      else if (m_Held < 100)
        number = 502257; // The liquid is almost to the top of the keg.
      else
        number = 502258; // The keg is completely full.

      LabelTo(from, number);
    }

    public override void OnDoubleClick(Mobile from)
    {
      if (from.InRange(GetWorldLocation(), 2))
      {
        if (m_Held > 0)
        {
          Container pack = from.Backpack;

          if (pack?.ConsumeTotal(typeof(Bottle)) == true)
          {
            from.SendLocalizedMessage(502242); // You pour some of the keg's contents into an empty bottle...

            BasePotion pot = FillBottle();

            if (pack.TryDropItem(from, pot, false))
            {
              from.SendLocalizedMessage(502243); // ...and place it into your backpack.
              from.PlaySound(0x240);

              if (--Held == 0)
                from.SendLocalizedMessage(502245); // The keg is now empty.
            }
            else
            {
              from.SendLocalizedMessage(502244); // ...but there is no room for the bottle in your backpack.
              pot.Delete();
            }
          }
        }
        else
        {
          from.SendLocalizedMessage(502246); // The keg is empty.
        }
      }
      else
      {
        from.LocalOverheadMessage(MessageType.Regular, 0x3B2, 1019045); // I can't reach that.
      }
    }

    public override bool OnDragDrop(Mobile from, Item item)
    {
      if (!(item is BasePotion pot))
      {
        from.SendLocalizedMessage(502232); // The keg is not designed to hold that type of object.
        return false;
      }

      int toHold = Math.Min(100 - m_Held, pot.Amount);

      if (toHold <= 0)
      {
        from.SendLocalizedMessage(502233); // The keg will not hold any more!
        return false;
      }

      if (m_Held == 0)
      {
        #region Mondain's Legacy

        if ((int)pot.PotionEffect >= (int)PotionEffect.Invisibility)
        {
          from.SendLocalizedMessage(502232); // The keg is not designed to hold that type of object.
          return false;
        }

        #endregion

        if (GiveBottle(from, toHold))
        {
          m_Type = pot.PotionEffect;
          Held = toHold;

          from.PlaySound(0x240);

          from.SendLocalizedMessage(502237); // You place the empty bottle in your backpack.

          pot.Consume(toHold);

          if (!pot.Deleted)
            pot.Bounce(from);

          return true;
        }

        from.SendLocalizedMessage(502238); // You don't have room for the empty bottle in your backpack.
        return false;
      }

      if (pot.PotionEffect != m_Type)
      {
        from.SendLocalizedMessage(
          502236); // You decide that it would be a bad idea to mix different types of potions.
        return false;
      }

      if (GiveBottle(from, toHold))
      {
        Held += toHold;

        from.PlaySound(0x240);

        from.SendLocalizedMessage(502237); // You place the empty bottle in your backpack.

        pot.Consume(toHold);

        if (!pot.Deleted)
          pot.Bounce(from);

        return true;
      }

      from.SendLocalizedMessage(502238); // You don't have room for the empty bottle in your backpack.
      return false;
    }

    public bool GiveBottle(Mobile m, int amount)
    {
      Container pack = m.Backpack;

      Bottle bottle = new Bottle(amount);

      if (pack?.TryDropItem(m, bottle, false) != true)
      {
        bottle.Delete();
        return false;
      }

      return true;
    }

    public BasePotion FillBottle()
    {
      switch (m_Type)
      {
        default:
        case PotionEffect.Nightsight: return new NightSightPotion();

        case PotionEffect.CureLesser: return new LesserCurePotion();
        case PotionEffect.Cure: return new CurePotion();
        case PotionEffect.CureGreater: return new GreaterCurePotion();

        case PotionEffect.Agility: return new AgilityPotion();
        case PotionEffect.AgilityGreater: return new GreaterAgilityPotion();

        case PotionEffect.Strength: return new StrengthPotion();
        case PotionEffect.StrengthGreater: return new GreaterStrengthPotion();

        case PotionEffect.PoisonLesser: return new LesserPoisonPotion();
        case PotionEffect.Poison: return new PoisonPotion();
        case PotionEffect.PoisonGreater: return new GreaterPoisonPotion();
        case PotionEffect.PoisonDeadly: return new DeadlyPoisonPotion();

        case PotionEffect.Refresh: return new RefreshPotion();
        case PotionEffect.RefreshTotal: return new TotalRefreshPotion();

        case PotionEffect.HealLesser: return new LesserHealPotion();
        case PotionEffect.Heal: return new HealPotion();
        case PotionEffect.HealGreater: return new GreaterHealPotion();

        case PotionEffect.ExplosionLesser: return new LesserExplosionPotion();
        case PotionEffect.Explosion: return new ExplosionPotion();
        case PotionEffect.ExplosionGreater: return new GreaterExplosionPotion();

        case PotionEffect.Conflagration: return new ConflagrationPotion();
        case PotionEffect.ConflagrationGreater: return new GreaterConflagrationPotion();

        case PotionEffect.ConfusionBlast: return new ConfusionBlastPotion();
        case PotionEffect.ConfusionBlastGreater: return new GreaterConfusionBlastPotion();
      }
    }

    public static void Initialize()
    {
      TileData.ItemTable[0x1940].Height = 4;
    }
  }
}