using Terraria;
using Terraria.ID;
using Terraria.ModLoader;
using Microsoft.Xna.Framework;

namespace ForgottenWawiTech.Content.NPCs.OriginalLyyka
{
    [AutoloadBossHead]
    public class Clara : ModNPC
    {
        public override void SetStaticDefaults()
        {
            // DisplayName.SetDefault("Clara");
            Main.npcFrameCount[NPC.type] = 1;
        }

        public override void SetDefaults()
        {
            NPC.width = 44;
            NPC.height = 44;
            NPC.damage = 65;
            NPC.defense = 18;
            NPC.lifeMax = 15000;
            NPC.HitSound = SoundID.NPCHit1;
            NPC.DeathSound = SoundID.NPCDeath1;
            NPC.knockBackResist = 0f;
            NPC.boss = true;
            NPC.aiStyle = -1; // placeholder
            NPC.value = Item.buyPrice(0, 1, 50, 0);
        }

        public override void AI()
        {
            // Placeholder AI: simple orbiting motion around spawn point
            Vector2 center = NPC.ai[0] != 0 ? new Vector2(NPC.ai[1], NPC.ai[2]) : NPC.Center;
            if (NPC.ai[0] == 0)
            {
                NPC.ai[0] = 1;
                NPC.ai[1] = NPC.Center.X;
                NPC.ai[2] = NPC.Center.Y;
            }

            float orbitRadius = 120f;
            NPC.ai[3] += 0.02f;
            float angle = NPC.ai[3];
            Vector2 targetPos = new Vector2(NPC.ai[1], NPC.ai[2]) + orbitRadius * new Vector2((float)System.Math.Cos(angle), (float)System.Math.Sin(angle));
            Vector2 move = targetPos - NPC.Center;
            float speed = 6f;
            if (move.Length() > speed)
                move = Vector2.Normalize(move) * speed;
            NPC.velocity = (NPC.velocity * 20f + move) / 21f;
        }
    }
}