using GameWrapper;
using UnityEngine;

/// <summary>
/// 相机逻辑接口 定义在GameWrapper中 实现放在Gameplay命名空间
/// </summary>
public interface ICameraLogic
{
    void Initialize();
    void Cleanup();
    void Update();
    void AdjustSelf();
    void KeepCenter(Vector3 centerPos);
    void CampKeepCenter(Vector3 centerPos);
    void InitializeCameraPosition(Vector3 targetPosition, CameraInfoData cameraInfo = null);
    void SetCameraFOVSize(float initialFOV);
    void RecordStartPos();
    void ResetToStartPos(float during = 0.3f);
}

/// <summary>
/// 相机逻辑工厂
/// </summary>
public static class CameraLogicFactory
{
    /// <summary>
    /// 委托定义 创建CameraLogic的工厂方法
    /// </summary>
    public delegate ICameraLogic CreateCameraLogicDelegate(CameraData cameraData);
    
    /// <summary>
    /// 工厂方法 默认返回null
    /// </summary>
    private static CreateCameraLogicDelegate _factoryMethod = null;
    
    /// <summary>
    /// 注册相机逻辑工厂方法
    /// </summary>
    public static void RegisterFactory(CreateCameraLogicDelegate factoryMethod)
    {
        _factoryMethod = factoryMethod;
        Debug.Log("Registered CameraLogic factory method");
    }
    
    /// <summary>
    /// 创建相机逻辑实例
    /// </summary>
    /// <param name="cameraData">相机数据</param>
    /// <returns>相机逻辑实例，如果未注册工厂方法则返回null</returns>
    public static ICameraLogic CreateCameraLogic(CameraData cameraData)
    {
        if (_factoryMethod == null)
        {
            Debug.LogError("CameraLogic factory method not registered!");
            return null;
        }
        
        return _factoryMethod(cameraData);
    }
}