using Server.Engines.CannedEvil;
using Server.Items;
using System;

namespace Server.Mobiles
{
    public class Neira : BaseChampion
    {
        private const double SpeedBoostScalar = 1.2;
        private bool m_SpeedBoost;
        [Constructable]
        public Neira()
            : base(AIType.AI_Mage)
        {
            Name = "Neira";
            Title = "the necromancer";
            Body = 401;
            Hue = 0x83EC;

            SetStr(305, 425);
            SetDex(72, 150);
            SetInt(505, 750);

            SetHits(4800);
            SetStam(102, 300);

            SetDamage(25, 35);

            SetDamageType(ResistanceType.Physical, 100);

            SetResistance(ResistanceType.Physical, 25, 30);
            SetResistance(ResistanceType.Fire, 35, 45);
            SetResistance(ResistanceType.Cold, 50, 60);
            SetResistance(ResistanceType.Poison, 30, 40);
            SetResistance(ResistanceType.Energy, 20, 30);

            SetSkill(SkillName.EvalInt, 120.0);
            SetSkill(SkillName.Magery, 120.0);
            SetSkill(SkillName.Meditation, 120.0);
            SetSkill(SkillName.MagicResist, 150.0);
            SetSkill(SkillName.Tactics, 97.6, 100.0);
            SetSkill(SkillName.Wrestling, 97.6, 100.0);

            Fame = 22500;
            Karma = -22500;

            Female = true;

            Item shroud = new HoodedShroudOfShadows
            {
                Movable = false
            };

            AddItem(shroud);

            Scimitar weapon = new Scimitar
            {
                Skill = SkillName.Wrestling,
                Hue = 38,
                Movable = false
            };

            AddItem(weapon);

            AddItem(new VirtualMountItem(this));
        }

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

        public override ChampionSkullType SkullType => ChampionSkullType.Death;
        public override Type[] UniqueList => new[] { typeof(ShroudOfDeceit) };
        public override Type[] SharedList => new[]
                {
                    typeof(ANecromancerShroud),
                    typeof(CaptainJohnsHat),
                    typeof(DetectiveBoots)
                };
        public override Type[] DecorativeList => new[] { typeof(WallBlood), typeof(TatteredAncientMummyWrapping) };
        public override MonsterStatuetteType[] StatueTypes => new MonsterStatuetteType[] { };
        public override bool AlwaysMurderer => true;
        public override bool Unprovokable => true;
        public override bool Uncalmable => true;
        public override Poison PoisonImmune => Poison.Deadly;
        public override bool ShowFameTitle => false;
        public override bool ClickTitle => false;

        public override bool ForceStayHome => true;

        public override void GenerateLoot()
        {
            AddLoot(LootPack.UltraRich, 3);
            AddLoot(LootPack.Meager);
        }

        public override bool OnBeforeDeath()
        {
            IMount mount = Mount;

            if (mount != null)
                mount.Rider = null;

            if (mount is Mobile)
                ((Mobile)mount).Delete();

            return base.OnBeforeDeath();
        }

        public override void OnDeath(Container c)
        {
            base.OnDeath(c);

            NecromancerSpellbook book = new NecromancerSpellbook();
            book.Content = (1ul << book.BookCount) - 1;
            c.DropItem(book);
        }

        public override void OnDamage(int amount, Mobile from, bool willKill)
        {
            CheckSpeedBoost();
            base.OnDamage(amount, from, willKill);
        }

        public override void OnGaveMeleeAttack(Mobile defender)
        {
            base.OnGaveMeleeAttack(defender);

            if (0.1 >= Utility.RandomDouble()) // 10% chance to drop or throw an unholy bone
                AddUnholyBone(defender, 0.25);

            CheckSpeedBoost();
        }

        public override void OnGotMeleeAttack(Mobile attacker)
        {
            base.OnGotMeleeAttack(attacker);

            if (0.1 >= Utility.RandomDouble()) // 10% chance to drop or throw an unholy bone
                AddUnholyBone(attacker, 0.25);
        }

        public override void AlterDamageScalarFrom(Mobile caster, ref double scalar)
        {
            base.AlterDamageScalarFrom(caster, ref scalar);

            if (0.1 >= Utility.RandomDouble()) // 10% chance to throw an unholy bone
                AddUnholyBone(caster, 1.0);
        }

        public void AddUnholyBone(Mobile target, double chanceToThrow)
        {
            if (Map == null)
                return;

            if (chanceToThrow >= Utility.RandomDouble())
            {
                Direction = GetDirectionTo(target);
                MovingEffect(target, 0xF7E, 10, 1, true, false, 0x496, 0);
                new DelayTimer(this, target).Start();
            }
            else
            {
                new UnholyBone().MoveToWorld(Location, Map);
            }
        }

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

            writer.Write(1); // version
            writer.Write(m_SpeedBoost);
        }

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

            int version = reader.ReadInt();

            switch (version)
            {
                case 1:
                    {
                        m_SpeedBoost = reader.ReadBool();
                        break;
                    }
            }
        }

        private void CheckSpeedBoost()
        {
            if (Hits < (HitsMax / 4))
            {
                if (!m_SpeedBoost)
                {
                    ActiveSpeed /= SpeedBoostScalar;
                    PassiveSpeed /= SpeedBoostScalar;
                    m_SpeedBoost = true;
                }
            }
            else if (m_SpeedBoost)
            {
                ActiveSpeed *= SpeedBoostScalar;
                PassiveSpeed *= SpeedBoostScalar;
                m_SpeedBoost = false;
            }
        }

        private class VirtualMount : IMount
        {
            private readonly VirtualMountItem m_Item;
            public VirtualMount(VirtualMountItem item)
            {
                m_Item = item;
            }

            public Mobile Rider
            {
                get
                {
                    return m_Item.Rider;
                }
                set
                {
                }
            }
            public virtual void OnRiderDamaged(Mobile from, ref int amount, bool willKill)
            {
            }
        }

        private class VirtualMountItem : Item, IMountItem
        {
            private readonly VirtualMount m_Mount;
            private Mobile m_Rider;
            public VirtualMountItem(Mobile mob)
                : base(0x3EBB)
            {
                Layer = Layer.Mount;

                Movable = false;

                m_Rider = mob;
                m_Mount = new VirtualMount(this);
            }

            public VirtualMountItem(Serial serial)
                : base(serial)
            {
                m_Mount = new VirtualMount(this);
            }

            public Mobile Rider => m_Rider;
            public IMount Mount => m_Mount;
            public override void Serialize(GenericWriter writer)
            {
                base.Serialize(writer);

                writer.Write(0); // version

                writer.Write(m_Rider);
            }

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

                int version = reader.ReadInt();

                m_Rider = reader.ReadMobile();

                if (m_Rider == null)
                    Delete();
            }
        }

        private class DelayTimer : Timer
        {
            private readonly Mobile m_Mobile;
            private readonly Mobile m_Target;
            public DelayTimer(Mobile m, Mobile target)
                : base(TimeSpan.FromSeconds(1.0))
            {
                m_Mobile = m;
                m_Target = target;
            }

            protected override void OnTick()
            {
                if (m_Mobile.CanBeHarmful(m_Target))
                {
                    m_Mobile.DoHarmful(m_Target);
                    AOS.Damage(m_Target, m_Mobile, Utility.RandomMinMax(10, 20), 100, 0, 0, 0, 0);
                    new UnholyBone().MoveToWorld(m_Target.Location, m_Target.Map);
                }
            }
        }
    }
}