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

namespace EvilSatellites.Objects
{
    public class Satellite : AbstractGameObject
    {
        private ISoundEffect3D Sound;
        private int Health;
        private int SatelliteID;
        private Random rnd = new Random();
        private Matrix FlightPath;
        public Satellite(IScreen screen, Vector3 pos, int satelliteID = 1) : base(screen)
        {
            Type = ObjectType.Satellite;
            SatelliteID = satelliteID;
            Sound = Screen.Manager.Sound.Load3D(@"sfx/satellite/"+SatelliteID.ToString()+"/loop.wav");
            Sound.Loop = true;
            Sound.Pitch = 0.9 + rnd.NextDouble()*0.5;
            Position = pos;
            Dimensions = new Vector3(5, 5, 5);
            Sound.Position = new System.Numerics.Vector3(pos.X, pos.Y, pos.Z);
            Sound.ConnectToEffect(Screen.Manager.EnvironmentEffect);
            FlightPath = Matrix.CreateFromAxisAngle(Rotation.Right, (float)rnd.NextDouble()*0.1f);
            Rotation = FlightPath;
            Activate();
        }

        public override void Activate()
        {
            Sound.Play();
            Active = true;
            ShouldDestroy = false;
            Health = 100;
        }
        public override void Destroy()
        {
            Sound.Destroy();
            ShouldDestroy = true;
            Active = false;
        }

        override public void Update(GameTime gameTime)
        {
            Move(new Vector3(0, 0, -0.05f));
            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)
        {
            Health -= 10;
            if (obj.Type == ObjectType.Player)
            {
                var player = (Player)obj;
                player.TakeDamage(66);
                Destroy();
            }
            if (Health <= 0)
            {
                Screen.Manager.Sound.PlayOneshot(@"sfx/satellite/"+SatelliteID.ToString()+"/explode.wav", new System.Numerics.Vector3(Position.X, Position.Y, Position.Z));
                SpawnDebris();
                Destroy();
            }
        }

        public void SpawnDebris()
        {
            var screen = (GameScreen)Screen;
            screen.AddObject(new Debris(screen, Position));
        }
    }
}