Decimation_Mod/Content/Items/Weapons/Bloodshot/VampiricShiv.cs

using Decimation.Content.Projectiles;
using Decimation.Lib.Items;
using Decimation.Lib.Util;
using Microsoft.Xna.Framework;
using Terraria;
using Terraria.ModLoader;

namespace Decimation.Content.Items.Weapons.Bloodshot
{
    internal class VampiricShiv : DecimationWeapon
    {
        private readonly int shootDelay = 72;
        private int _timeToShoot = 72;
        
        protected override string ItemName => "Vampiric Shiv";
        protected override string ItemTooltip => "Heal 10% of damages inflicted";
        protected override int Damages => 12;
        protected override int ProjectileId => ModContent.ProjectileType<Tooth>();

        protected override void InitWeapon()
        {
            item.width = 46;
            item.height = 52;
            item.crit = 4;
            // item.useStyle = 3;
            item.useTime = 20;
            item.useAnimation = 20;
            item.shootSpeed = 5f;
            item.rare = Rarity.Green.GetRarityValue();
            item.knockBack = 5;
            item.value = Item.buyPrice(0, 2);
        }

        public override void UpdateInventory(Player player)
        {
            if (_timeToShoot > 0) _timeToShoot--;
        }

        public override bool Shoot(Player player, ref Vector2 position, ref float speedX, ref float speedY,
            ref int type, ref int damage, ref float knockBack)
        {
            if (_timeToShoot > 0) return false;

            _timeToShoot = shootDelay;

            return base.Shoot(player, ref position, ref speedX, ref speedY, ref type, ref damage, ref knockBack);
        }

        public override void OnHitNPC(Player player, NPC target, int damage, float knockBack, bool crit)
        {
            int lifeSteal = (int) (damage * 0.1f);

            player.lifeSteal += lifeSteal;
            player.HealEffect(lifeSteal);
        }

        public override void OnHitPvp(Player player, Player target, int damage, bool crit)
        {
            int lifeSteal = (int) (damage * 0.1f);

            player.lifeSteal += lifeSteal;
            player.HealEffect(lifeSteal);
        }
    }
}