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

namespace EvilSatellites.Weapons
{
    public class LaserMG : AbstractWeapon
    {
        public AudioAsset sfxShoot;
        public ISoundEffect sfxReload;
        public ISoundEffect sfxSpindown;
        public ISoundEffect sfxSpinup;
        public ISoundEffect sfxSpinning;
        public ISoundEffect sfxEmpty;
        public GameScreen Screen;
        public LaserMG(IGameObject wielder, GameScreen screen)
        {
            _wielder = wielder;
            Screen = screen;
            MaxAmmo = 250;
            RemainingAmmo = MaxAmmo;
            FireRate = 90;
            State = WeaponState.Stopped;
            LoadSounds();
        }

        public void LoadSounds()
        {
            sfxReload = Screen.Manager.Sound.Load(@"sfx/weapons/LaserMG/reload.wav", false);
            sfxSpindown = Screen.Manager.Sound.Load(@"sfx/weapons/LaserMG/spindown.wav", false);
            sfxSpinup = Screen.Manager.Sound.Load(@"sfx/weapons/LaserMG/spinup.wav", false);
            sfxSpinning = Screen.Manager.Sound.Load(@"sfx/weapons/LaserMG/spinning.wav", false);
            sfxSpinning.Loop = true;
            sfxShoot = new AudioAsset(Screen.Manager.Sound, @"sfx/weapons/LaserMG/fire", 1, 4);
            sfxEmpty = Screen.Manager.Sound.Load(@"sfx/weapons/LaserMG/empty.wav", false);
            sfxEmpty.ConnectToEffect(Screen.Manager.EnvironmentEffect);
            sfxReload.ConnectToEffect(Screen.Manager.EnvironmentEffect);
            sfxShoot.AddEffect(Screen.Manager.EnvironmentEffect);
            sfxSpindown.ConnectToEffect(Screen.Manager.EnvironmentEffect);
            sfxSpinup.ConnectToEffect(Screen.Manager.EnvironmentEffect);
            sfxSpinning.ConnectToEffect(Screen.Manager.EnvironmentEffect);
        }

        public override void Shoot(GameTime time)
        {
            if (State != WeaponState.Stopped)
            {
                return;
            }
            State = WeaponState.Starting;
            sfxSpinup.Reset();
            sfxSpinup.Play();
            TimerStart = 0;
        }

        public override void Stop()
        {
            if (State != WeaponState.Stopped)
            {
                sfxSpinning.Pause();
                sfxSpinup.Pause();
                sfxSpindown.Reset();
                sfxSpindown.Play();
                State = WeaponState.Stopping;
            }
        }

        public override void Update(GameTime time)
        {
            TimerStart += time.ElapsedGameTime.TotalMilliseconds;
            if (State == WeaponState.Starting)
            {
                if (TimerStart > 800)
                {
                    State = WeaponState.Firing;
                    sfxSpinning.Play();
                    TimerStart = 0;
                }
            }
            if (State == WeaponState.Firing)
            {
                if (TimerStart > FireRate)
                {
                    if (RemainingAmmo > 0)
                    {
                        sfxShoot.Play();
                        RemainingAmmo--;
                        TimerStart = TimerEnd;
                        Projectile proj = new Projectile(Screen, _wielder.Position, _wielder.Rotation, _wielder);
                        Screen.AddObject(proj);
                        GameStats.ShotsFired++;
                    } else
                    {
                        sfxEmpty.Reset();
                        sfxEmpty.Play();
                        TimerStart = TimerEnd;
                    }
                }
            }
            if (State == WeaponState.Stopping)
            {
                if (TimerStart > 500)
                {
                    State = WeaponState.Stopped;
                    TimerStart = 0;
                }
            }
            base.Update(time);
        }

        public override void Reload(int amount)
        {
            RemainingAmmo += amount;
            sfxReload.Reset();
            sfxReload.Play();
        }
    }
}