tbd-station-14/Content.Server/GameObjects/Components/Weapon/Melee/MeleeWeaponComponent.cs

using System;
using SS14.Shared.GameObjects;
using SS14.Shared.GameObjects.Serialization;
using Content.Server.GameObjects.EntitySystems;
using SS14.Shared.Interfaces.GameObjects;
using SS14.Shared.Map;
using SS14.Shared.IoC;
using SS14.Server.GameObjects;
using SS14.Shared.Maths;
using SS14.Server.Interfaces.GameObjects;
using SS14.Shared.Interfaces.Timing;
using SS14.Shared.GameObjects.EntitySystemMessages;

namespace Content.Server.GameObjects.Components.Weapon.Melee
{
    public class MeleeWeaponComponent : Component, IAfterAttack
    {
        public override string Name => "MeleeWeapon";

        public int Damage = 1;
        public float Range = 1;
        public float ArcWidth = 90;

        public override void ExposeData(EntitySerializer serializer)
        {
            base.ExposeData(serializer);

            serializer.DataField(ref Damage, "damage", 5);
            serializer.DataField(ref Range, "damage", 1);
            serializer.DataField(ref ArcWidth, "damage", 90);

        }

        void IAfterAttack.Afterattack(IEntity user, LocalCoordinates clicklocation)
        {
            var location = user.GetComponent<TransformComponent>().LocalPosition;
            var angle = new Angle(clicklocation.ToWorld().Position - location.ToWorld().Position);
            var entities = IoCManager.Resolve<IServerEntityManager>().GetEntitiesInArc(user.GetComponent<TransformComponent>().LocalPosition, Range, angle, ArcWidth);

            foreach(var entity in entities)
            {
                if (!entity.GetComponent<TransformComponent>().IsMapTransform || entity == user)
                    continue;
                
                if(entity.TryGetComponent(out DamageableComponent damagecomponent))
                {
                    damagecomponent.TakeDamage(DamageType.Brute, Damage);
                }
            }
        }
    }
}