using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.Xna.Framework;
using SynthySound;
using EvilSatellites.Screens;

namespace EvilSatellites.Objects
{
    public class Debris : AbstractGameObject
    {
        private ISoundEffect3D Sound;
        private Random rnd = new Random();
        private Vector3 MovementVector;
        public Debris(IScreen screen, Vector3 pos) : base(screen)
        {
            Type = ObjectType.Debris;
            Sound = Screen.Manager.Sound.Load3D(@"sfx/debris/1/loop.wav");
            Sound.Loop = true;
            Sound.Pitch = 0.9 + (float)rnd.NextDouble()*2;
            Position = pos;
            Dimensions = new Vector3(5, 5, 5);
            Sound.Position = new System.Numerics.Vector3(pos.X, pos.Y, pos.Z);
            MovementVector = new Vector3(-0.02f + (float)rnd.NextDouble() * 0.01f, -0.02f + (float)rnd.NextDouble() * 0.01f, -0.02f + (float) rnd.NextDouble() * 0.01f);
            Rotation = Matrix.CreateFromAxisAngle(new Vector3(0, 0, 1), 0);
            Sound.ConnectToEffect(Screen.Manager.EnvironmentEffect);
            Activate();
        }

        public override void Activate()
        {
            Sound.Play();
            Active = true;
            ShouldDestroy = false;
        }
        public override void Destroy()
        {
            Sound.Destroy();
            ShouldDestroy = true;
            Active = false;
        }

        override public void Update(GameTime gameTime)
        {
            Move(MovementVector);
            Sound.Position = new System.Numerics.Vector3(Position.X+Dimensions.X/2, Position.Y+Dimensions.Y/2, Position.Z+Dimensions.Z/2);
        }

        public override void OnCollision(IGameObject obj)
        {
            if (obj.Type == ObjectType.Projectile) return;
            if (obj.Type == ObjectType.Player)
            {
                var player = (Player)obj;
                if (player.Vacuuming)
                {
                    player.CurrentWeapon.Reload(rnd.Next(player.CurrentWeapon.MaxAmmo/4));
                    Destroy();
                    return;
                }
                player.TakeDamage(25);
                Destroy();
            }
        }
    }
}