ForgottenWawiTech/Content/Players/SingularityPlayer.cs

using Microsoft.Xna.Framework;
using Terraria;
using Terraria.ModLoader;
using ForgottenWawiTech.Content.Projectiles.Singularity;

namespace ForgottenWawiTech.Content.Players
{
    public class SingularityPlayer : ModPlayer
    {
        private const int OrbProjectileLimit = 1;
        private const int OrbBaseDamage = 420;
        private const float OrbSpawnOffset = -80f;

        public bool SingularityOrbActive { get; private set; }

        public override void ResetEffects()
        {
            SingularityOrbActive = false;
        }

        public void EnableSingularityOrb()
        {
            SingularityOrbActive = true;
        }

        public override void PostUpdate()
        {
            if (!SingularityOrbActive || Player.whoAmI != Main.myPlayer)
            {
                return;
            }

            int orbType = ModContent.ProjectileType<SingularityOrb>();
            if (Player.ownedProjectileCounts[orbType] >= OrbProjectileLimit)
            {
                return;
            }

            var source = Player.GetSource_Misc("SingularitySet");
            Vector2 spawnPos = Player.Center + new Vector2(0f, OrbSpawnOffset);
            Projectile.NewProjectile(
                source,
                spawnPos,
                Vector2.Zero,
                orbType,
                0,
                0f,
                Player.whoAmI);
        }

        public static int GetOrbDamage(Player player)
        {
            return (int)player.GetTotalDamage(DamageClass.Generic).ApplyTo(OrbBaseDamage);
        }
    }
}