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

namespace Server.Mobiles
{
  public abstract class BaseHealer : BaseVendor
  {
    private static TimeSpan ResurrectDelay = TimeSpan.FromSeconds(2.0);

    private DateTime m_NextResurrect;

    public BaseHealer()
    {
      if (!IsInvulnerable)
      {
        AI = AIType.AI_Mage;
        ActiveSpeed = 0.2;
        PassiveSpeed = 0.8;
        RangePerception = DefaultRangePerception;
        FightMode = FightMode.Aggressor;
      }

      SpeechHue = 0;

      SetStr(304, 400);
      SetDex(102, 150);
      SetInt(204, 300);

      SetDamage(10, 23);

      SetDamageType(ResistanceType.Physical, 100);

      SetResistance(ResistanceType.Physical, 40, 50);
      SetResistance(ResistanceType.Fire, 40, 50);
      SetResistance(ResistanceType.Cold, 40, 50);
      SetResistance(ResistanceType.Poison, 40, 50);
      SetResistance(ResistanceType.Energy, 40, 50);

      SetSkill(SkillName.Anatomy, 75.0, 97.5);
      SetSkill(SkillName.EvalInt, 82.0, 100.0);
      SetSkill(SkillName.Healing, 75.0, 97.5);
      SetSkill(SkillName.Magery, 82.0, 100.0);
      SetSkill(SkillName.MagicResist, 82.0, 100.0);
      SetSkill(SkillName.Tactics, 82.0, 100.0);

      Fame = 1000;
      Karma = 10000;

      PackItem(new Bandage(Utility.RandomMinMax(5, 10)));
      PackItem(new HealPotion());
      PackItem(new CurePotion());
    }

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

    protected override List<SBInfo> SBInfos{ get; } = new List<SBInfo>();

    public override bool IsActiveVendor => false;
    public override bool IsInvulnerable => false;

    public override VendorShoeType ShoeType => VendorShoeType.Sandals;

    public virtual bool HealsYoungPlayers => true;

    public override void InitSBInfo()
    {
    }

    public virtual int GetRobeColor()
    {
      return Utility.RandomYellowHue();
    }

    public override void InitOutfit()
    {
      base.InitOutfit();

      AddItem(new Robe(GetRobeColor()));
    }

    public virtual bool CheckResurrect(Mobile m)
    {
      return true;
    }

    public virtual void OfferResurrection(Mobile m)
    {
      Direction = GetDirectionTo(m);

      m.PlaySound(0x1F2);
      m.FixedEffect(0x376A, 10, 16);

      m.CloseGump<ResurrectGump>();
      m.SendGump(new ResurrectGump(m, ResurrectMessage.Healer));
    }

    public virtual void OfferHeal(PlayerMobile m)
    {
      Direction = GetDirectionTo(m);

      if (m.CheckYoungHealTime())
      {
        Say(501229); // You look like you need some healing my child.

        m.PlaySound(0x1F2);
        m.FixedEffect(0x376A, 9, 32);

        m.Hits = m.HitsMax;
      }
      else
      {
        Say(501228); // I can do no more for you at this time.
      }
    }

    public override void OnMovement(Mobile m, Point3D oldLocation)
    {
      if (!m.Frozen && DateTime.UtcNow >= m_NextResurrect && InRange(m, 4) && !InRange(oldLocation, 4) && InLOS(m))
      {
        if (!m.Alive)
        {
          m_NextResurrect = DateTime.UtcNow + ResurrectDelay;

          if (m.Map == null || !m.Map.CanFit(m.Location, 16, false, false))
            m.SendLocalizedMessage(502391); // Thou can not be resurrected there!
          else if (CheckResurrect(m)) OfferResurrection(m);
        }
        else if (HealsYoungPlayers && m.Hits < m.HitsMax && m is PlayerMobile mobile && mobile.Young)
        {
          OfferHeal(mobile);
        }
      }
    }

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

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

      if (!IsInvulnerable)
      {
        AI = AIType.AI_Mage;
        ActiveSpeed = 0.2;
        PassiveSpeed = 0.8;
        RangePerception = DefaultRangePerception;
        FightMode = FightMode.Aggressor;
      }
    }
  }
}