ForgottenWawiTech/Content/Players/TranscendentPlayer.cs

using Microsoft.Xna.Framework;
using Terraria;
using Terraria.ID;
using Terraria.ModLoader;
using ForgottenWawiTech.Content.Projectiles.Transcendent;

namespace ForgottenWawiTech.Content.Players
{
    public class TranscendentPlayer : ModPlayer
    {
        public bool SwarmModuleEquipped;
        private int swarmTimer;

        public void HandleSwarmAccessory(Item sourceItem)
        {
            SwarmModuleEquipped = true;

            if (Player.whoAmI != Main.myPlayer)
                return;

            swarmTimer++;
            if (swarmTimer >= 90)
            {
                swarmTimer = 0;

                int baseDamage = 220;
                int damage = (int)Player.GetDamage(DamageClass.Summon).ApplyTo(baseDamage);
                float knockBack = 3f;
                Vector2 velocity = Main.rand.NextVector2Circular(6f, 6f);
                if (velocity.LengthSquared() < 0.01f)
                {
                    velocity = new Vector2(0f, -6f);
                }

                Projectile.NewProjectile(
                    Player.GetSource_Accessory(sourceItem),
                    Player.Center,
                    velocity,
                    ModContent.ProjectileType<TranscendentBladeShard>(),
                    damage,
                    knockBack,
                    Player.whoAmI);
            }
        }

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

        public override void PostUpdate()
        {
            if (SwarmModuleEquipped)
            {
                if (Main.rand.NextBool(6))
                {
                    Dust dust = Dust.NewDustDirect(Player.position, Player.width, Player.height, DustID.RainbowTorch, Player.velocity.X * 0.2f, Player.velocity.Y * 0.2f, 150, default, 1.1f);
                    dust.noGravity = true;
                }
            }
            else if (Player.whoAmI == Main.myPlayer && swarmTimer > 0)
            {
                swarmTimer = 0;
            }
        }
    }
}