ModernUO/Projects/UOContent/Engines/Factions/Items/Power Faction Items/StormsEye.cs

using System;
using ModernUO.Serialization;
using Server.Collections;
using Server.Factions;
using Server.Spells;
using Server.Targeting;

namespace Server;

[SerializationGenerator(0)]
public sealed partial class StormsEye : PowerFactionItem
{
    public StormsEye() : base(3967) => Hue = 1165;

    public override string DefaultName => "storms eye";

    public override bool Use(Mobile user)
    {
        if (!Movable)
        {
            return false;
        }

        user.BeginTarget(
            12,
            true,
            TargetFlags.None,
            (from, obj, stormsEye) =>
            {
                if (!stormsEye.Movable || stormsEye.Deleted || obj is not IPoint3D pt)
                {
                    return;
                }

                SpellHelper.GetSurfaceTop(ref pt);

                var origin = new Point3D(pt);
                var facet = from.Map;

                if (facet?.CanFit(pt.X, pt.Y, pt.Z, 16, false, false) != true)
                {
                    return;
                }

                stormsEye.Movable = false;

                Effects.SendMovingEffect(
                    from,
                    new Entity(Serial.Zero, origin, facet),
                    ItemID & 0x3FFF,
                    7,
                    0,
                    false,
                    false,
                    Hue - 1
                );

                Timer.StartTimer(TimeSpan.FromSeconds(0.5), () => OnDelay(from, stormsEye, origin, facet));
            },
            this
        );

        return false;
    }

    private static void OnDelay(Mobile from, StormsEye stormsEye, Point3D origin, Map facet)
    {
        stormsEye.Delete();

        Effects.PlaySound(origin, facet, 530);
        Effects.PlaySound(origin, facet, 263);

        Effects.SendLocationEffect(
            origin,
            facet,
            14284,
            96,
            1,
            0,
            2
        );

        Timer.StartTimer(TimeSpan.FromSeconds(1.0), () => OnHit(from, origin, facet));
    }

    private static void OnHit(Mobile from, Point3D origin, Map facet)
    {
        using var queue = PooledRefQueue<Mobile>.Create();
        foreach (var m in facet.GetMobilesInRange(origin, 12))
        {
            if (from.CanBeHarmful(m, false) &&
                m.InLOS(new Point3D(origin.X, origin.Y, origin.Z + 1)) &&
                Faction.Find(m) != null)
            {
                queue.Enqueue(from);
            }
        }

        while (queue.Count > 0)
        {
            var mob = queue.Dequeue();

            var damage = mob.Hits * 6 / 10;

            if (!mob.Player && damage < 10)
            {
                damage = 10;
            }
            else if (damage > 75)
            {
                damage = 75;
            }

            Effects.SendMovingEffect(
                new Entity(Serial.Zero, new Point3D(origin.X, origin.Y, origin.Z + 4), facet),
                mob,
                14068,
                1,
                32,
                false,
                false,
                1111,
                2
            );

            from.DoHarmful(mob);

            SpellHelper.Damage(
                TimeSpan.FromSeconds(0.50),
                mob,
                from,
                damage / 3.0,
                0,
                0,
                0,
                0,
                100
            );
            SpellHelper.Damage(
                TimeSpan.FromSeconds(0.70),
                mob,
                from,
                damage / 3.0,
                0,
                0,
                0,
                0,
                100
            );
            SpellHelper.Damage(
                TimeSpan.FromSeconds(1.00),
                mob,
                from,
                damage / 3.0,
                0,
                0,
                0,
                0,
                100
            );

            Timer.StartTimer(TimeSpan.FromSeconds(0.50), () => mob.PlaySound(0x1FB));
        }
    }
}