using MonoMod;
using MU3.Battle;
using MU3.Game;
using MU3.Notes;
using MU3.Util;

namespace MU3.Sequence;

class patch_PlayMusic: PlayMusic {
    private static readonly float PAUSE_CD = 5f;
    private static readonly float UNPAUSE_CD = 0.5f;
    private GameEngine _gameEngine;
    private NotesManager ntMgr => _gameEngine?.notesManager;
    private patch_GameBGM pgm => (patch_GameBGM)Singleton<GameSound>.instance.gameBGM;
    public static bool Paused = false;
    private float pauseTimer = 0f;

    [MonoModIgnore]
    private extern bool isPartyPlay();

    private extern void orig_Enter_SetupScene();
    private void Enter_SetupScene() {
        orig_Enter_SetupScene();
        Paused = false;
    }

    public extern bool orig_updateState(float deltaTime = -1f);
    public override bool updateState(float deltaTime = -1f) {
        pauseTimer += deltaTime;
        if(Singleton<UIInput>.instance.getTriggerOn(UIInput.Key.Service) && !Singleton<UIInput>.instance.getStateOn(UIInput.Key.Test)) {
            if((!Paused && pauseTimer >= PAUSE_CD) || (Paused && pauseTimer >= UNPAUSE_CD) && !isPartyPlay()) {
                Paused = !Paused;
                pgm.pause(Paused);
                ntMgr.setPause(Paused);
                pauseTimer = 0f;
            }
        }
        return orig_updateState(deltaTime);
    }
}