gistfile1.txt

using Terraria;
using Terraria.ID;
using Terraria.ModLoader;
using Microsoft.Xna.Framework;
using System;
using endgame.Content.Projectile;
using endgame.Content.Items; // Add this using statement for your custom projectiles

namespace endgame.Content.NPCs.Boss
{
    public class DashingEyeBoss : ModNPC
    {
        private int dashCooldown = 0;
        private bool isDashing = false;
        private int animationTimer = 0;
        private int currentFrame = 0;
        private int beamCooldown = 0; // Cooldown for shooting beams
        private int phaseTransitionTimer = 0; // Timer for phase transition

        public override void SetStaticDefaults()
        {
            Main.npcFrameCount[NPC.type] = 6; // 6 total frames (3 frames for each phase)
        }

        public override void SetDefaults()
        {
            NPC.width = 100;
            NPC.height = 100;
            NPC.aiStyle = -1;
            NPC.damage = 300;
            NPC.defense = 600;
            NPC.lifeMax = 900000;
            NPC.knockBackResist = 0f;
            NPC.noTileCollide = true;
            NPC.noGravity = true;
            NPC.boss = true;
            NPC.lavaImmune = true;
            NPC.value = Item.buyPrice(0, 5, 0, 0);
            Music = MusicID.Boss1;
        }

        public override void AI()
        {
            Player player = Main.player[NPC.target];
            if (!player.active || player.dead)
            {
                NPC.TargetClosest(false);
                NPC.velocity.Y -= 1f;
                if (NPC.timeLeft > 10)
                {
                    NPC.timeLeft = 10;
                }
                return;
            }

            // **Calculate Direction Towards Player**
            Vector2 targetPosition = player.Center;
            Vector2 direction = targetPosition - NPC.Center;
            direction.Normalize();

            // **Flip Rotation to Make Red Side Face the Player**
            NPC.rotation = (float)Math.Atan2(direction.Y, direction.X) + MathHelper.Pi; // 180-degree flip

            // **Dashing Mechanic**
            if (isDashing)
            {
                NPC.velocity = direction * 8f; // Dash speed
                dashCooldown--;

                if (dashCooldown <= 0)
                {
                    isDashing = false;
                }
            }
            else
            {
                // Random movement, slower than dashing
                if (Main.rand.NextFloat() < 0.6f)
                {
                    NPC.velocity *= 0.5f;
                }
                else
                {
                    isDashing = true;
                    dashCooldown = 20; // Dash cooldown duration
                }
            }

            // **Shooting Beams**
            if (beamCooldown <= 0)
            {
                ShootBeamAtPlayer(player);
                beamCooldown = 180; // Cooldown time between beams (adjust for difficulty)
            }
            else
            {
                beamCooldown--;
            }

            // **Health-Based Transformation (Red → Blue)**
            float healthPercentage = (float)NPC.life / NPC.lifeMax;

            if (healthPercentage > 0.5f)
            {
                // First Phase (Red)
                currentFrame = (animationTimer / 10) % 3; // Cycle through frames 0-2 (first 3 frames)
            }
            else
            {
                // Second Phase (Blue, Open Eye)
                currentFrame = 3 + (animationTimer / 10) % 3; // Cycle through frames 3-5 (next 3 frames)
            }

            // **Cycle Animation Timer**
            animationTimer++;
            if (animationTimer >= 30) // Adjust this for quicker or slower animation
            {
                animationTimer = 0;
            }

            // **Phase Transition Timer** (Optional: increase the speed or behavior in phase 2)
            if (healthPercentage < 0.5f)
            {
                phaseTransitionTimer++;
                if (phaseTransitionTimer > 180)
                {
                    // Increase aggressiveness after phase transition (e.g., faster dashes, more frequent beams)
                    dashCooldown = 10;
                    NPC.velocity *= 1.5f;
                }
            }
        }

        private void ShootBeamAtPlayer(Player player)
        {
            Vector2 direction = player.Center - NPC.Center;
            direction.Normalize();
            float speed = 12f; // Speed of the beam

            // Use your modded MagicMissile projectile here
            Projectile.NewProjectile(NPC.GetSource_FromAI(), NPC.Center, direction * speed, ModContent.ProjectileType<MagicMissile>(), 150, 5f, Main.myPlayer);
        }

        public override void FindFrame(int frameHeight)
        {
            NPC.frame.Y = frameHeight * currentFrame; // Set the correct frame based on currentFrame
        }

        public override void BossLoot(ref string name, ref int potionType)
        {
            potionType = ItemID.LesserHealingPotion;
            Item.NewItem(NPC.GetSource_Loot(), NPC.getRect(), ItemID.Acorn, Main.rand.Next(10, 20));

            // Additional custom loot (optional)
            if (Main.rand.NextBool(10)) // 10% chance for extra loot
            {
                Item.NewItem(NPC.GetSource_Loot(), NPC.getRect(), ModContent.ItemType<End_Ore>(), Main.rand.Next(1, 3));
            }
        }
    }
}



this is all i have need help wiht the Projectile.NewProjectile it keep saying that it The type or namespace name 'NewProjectile' does not exist in the namespace 'endgame.Content.Projectile' (are you missing an assembly reference?)