using System;
using Server.Mobiles;
using Server.Spells.Ninjitsu;

namespace Server.Items
{
  /// <summary>
  ///   Perfect for the foot-soldier, the Dismount special attack can unseat a mounted opponent.
  ///   The fighter using this ability must be on his own two feet and not in the saddle of a steed
  ///   (with one exception: players may use a lance to dismount other players while mounted).
  ///   If it works, the target will be knocked off his own mount and will take some extra damage from the fall!
  /// </summary>
  public class Dismount : WeaponAbility
  {
    public static readonly TimeSpan RemountDelay = TimeSpan.FromSeconds(10.0);

    public override int BaseMana => 20;

    public override bool Validate(Mobile from)
    {
      if (!base.Validate(from))
        return false;

      if (from.Mounted && !(from.Weapon is Lance))
      {
        from.SendLocalizedMessage(1061283); // You cannot perform that attack while mounted!
        return false;
      }

      return true;
    }

    public override void OnHit(Mobile attacker, Mobile defender, int damage)
    {
      if (!Validate(attacker))
        return;

      if (defender is ChaosDragoon || defender is ChaosDragoonElite)
        return;

      if (attacker.Mounted && (!(attacker.Weapon is Lance) || !(defender.Weapon is Lance))
      ) // TODO: Should there be a message here?
        return;

      ClearCurrentAbility(attacker);

      IMount mount = defender.Mount;

      if (mount == null && !AnimalForm.UnderTransformation(defender))
      {
        attacker.SendLocalizedMessage(1060848); // This attack only works on mounted targets
        return;
      }

      if (!CheckMana(attacker, true))
        return;

      if (Core.ML && attacker is LesserHiryu && 0.8 >= Utility.RandomDouble())
        return; //Lesser Hiryu have an 80% chance of missing this attack

      attacker.SendLocalizedMessage(1060082); // The force of your attack has dislodged them from their mount!

      if (attacker.Mounted)
        defender.SendLocalizedMessage(1062315); // You fall off your mount!
      else
        defender.SendLocalizedMessage(1060083); // You fall off of your mount and take damage!

      defender.PlaySound(0x140);
      defender.FixedParticles(0x3728, 10, 15, 9955, EffectLayer.Waist);

      if (defender is PlayerMobile mobile)
      {
        if (AnimalForm.UnderTransformation(mobile))
          mobile.SendLocalizedMessage(1114066, attacker.Name); // ~1_NAME~ knocked you out of animal form!
        else if (mobile.Mounted) mobile.SendLocalizedMessage(1040023); // You have been knocked off of your mount!

        mobile.SetMountBlock(BlockMountType.Dazed, TimeSpan.FromSeconds(10), true);
      }
      else
      {
        defender.Mount.Rider = null;
      }

      if (attacker is PlayerMobile playerMobile)
        playerMobile.SetMountBlock(BlockMountType.DismountRecovery, RemountDelay, true);
      else if (Core.ML && attacker is BaseCreature bc)
        if (bc.ControlMaster is PlayerMobile pm)
          pm.SetMountBlock(BlockMountType.DismountRecovery, RemountDelay, false);

      if (!attacker.Mounted)
        AOS.Damage(defender, attacker, Utility.RandomMinMax(15, 25), 100, 0, 0, 0, 0);
    }
  }
}