using System.Collections.Generic;
using UnityEngine;

/* 游戏管理者（游戏模式：单人模式、PK模式） */
public class GameMgr : MonoBehaviour
{
    public static bool debugInEditor = false;
    public static int gameType = 0;
    public GameMode gameMode;
    [System.NonSerialized] public bool gameOver = false;
    public static GameMgr ins;

    void Awake() 
    {
        ins = this;
        if (Application.platform == RuntimePlatform.WindowsEditor)
        {
            debugInEditor = true;
        }
        AudioMgr.Init();
        InitGameMode();
        DoGameModeStart();
    }

    void OnDestroy() {
        if (ins == this) ins = null;
        clearLockerForGamePause();
    }

    void FixedUpdate()
    {
        gameMode.Update();
    }

    void Update()
    {
        gameMode.FrameUpdate();
    }

    void InitGameMode() {
        if (gameType == 0) gameMode = new GameModeTest(this);
    }

    public void StopGame() {
        gameOver = true;
        if (BowCamera.ins) BowCamera.ins.enabled = false;
        Arrow[] arrows = GameObject.FindObjectsOfType<Arrow>();
        foreach(var arrow in arrows)
        {
            Destroy(arrow);
        }
    }

    void DoGameModeStart() {
        gameMode.Start();
    }

    HashSet<Object> gamePauseLockers = new HashSet<Object>();
    public bool gamePause {
        get {
            return gamePauseLockers.Count > 0;
        }
    }
    public void addLockerForGamePause(Object o) 
    {
        gamePauseLockers.Add(o);
        if (gamePauseLockers.Count > 0) {
            Time.timeScale = 0;
        }
    }
    public void removeLockerForGamePause(Object o) 
    {
        gamePauseLockers.Remove(o);
        if (gamePauseLockers.Count == 0) {
            Time.timeScale = 1;
        }
    }
    public void clearLockerForGamePause() 
    {
        gamePauseLockers.Clear();
        Time.timeScale = 1;
    }
    //现实的计量值转游戏场景的计量值(米)
    public static float RealSizeToGameSize(float realSize)
    {
        // return realSize * 0.413966f;
        return realSize;
    }
    //游戏场景的计量值转现实的计量值（米）
    public static float GameSizeToRealSize(float gameSize)
    {
        // return gameSize / 0.413966f;
        return gameSize;
    }
}