/*
  * Copyright (c) 2025 LG Electronics Inc.
   * SPDX-License-Identifier: LicenseRef-LGE-Proprietary
   */
using Aurora.Api;
using Aurora.Api.DataType;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Reactive.Linq;
using System.Text;
using System.Threading.Tasks;

namespace VisionCommon {
    public abstract class CameraAgentBase {
        protected FovInfo _FovInfo;
        protected CameraBase _CamDev;
        protected CamConfig _CamConfig;

        public CameraAgentBase(FovInfo fovInfo) {
            _FovInfo = fovInfo;
            UpdateRecipe();
            SetObservable();
        }

        protected void SetObservable() {
            var observable = VisionEventId.GetRecipeUpdateObservable();
            observable.Subscribe(_ => UpdateRecipe()); ;
        }

        protected void UpdateRecipe() {
            _FovInfo = VisionRecipeManager.GetFovInfo(_FovInfo);
            if (_FovInfo == null) {
                return;
            }

            var camRecipe = VisionRecipeManager.GetCamRecipe(_FovInfo);
            _CamDev = VisionEnv.AuroraEnv.DeviceManager[camRecipe.CamId.ToString()] as CameraBase;
            _CamConfig = VisionEnv.AuroraEnv.DeviceManager.GetDeviceConfig(camRecipe.CamId.ToString()) as CamConfig;
        }

        public CameraBase GetDevice() => _CamDev;

        public abstract int GetGrabImageFromBuffer(ICameraDisplay cameraDisplay, ref object image);
        public abstract int GrabSync(ICameraDisplay cameraDisplay, ref object image);
        public abstract void StartLive(ICameraDisplay cameraDisplay);
        public abstract void StopLive();
        public abstract bool IsLiveRunning();
        public abstract ImageSize GetImageSize();
        public abstract object CloneImageBuffer();
        public abstract double GetExposure();
        public abstract int SetExposure(double exposureTime_ms);
        public abstract int ResetFlipAndRotation(FlipAndRotation flipAndRotation);

        #region Activate & Deactivate
        public abstract int Activate();
        public abstract int Deactivate();
        #endregion

        #region For Flying
        /// <summary>
        /// 플라잉 시작
        /// </summary>
        /// <param name="fovInfo">FOV 정보</param>
        /// <param name="param">추가 파라미터</param>
        /// <returns>성공 유무</returns>
        public abstract int StartFlying(FovInfo fovInfo, object param = null);
        /// <summary>
        /// 플라잉 종료
        /// </summary>
        /// <param name="param">추가 파라미터</param>
        /// <returns>성공 유무</returns>
        public abstract int StopFlying(object param = null);
        /// <summary>
        /// 플라잉 상태 체크
        /// </summary>
        /// <returns>성공 유무</returns>
        public abstract bool IsFlyingRunning();
        /// <summary>
        /// 현재 플라잉 인덱스 가져오기
        /// </summary>
        /// <returns>현재 플라잉 인덱스</returns>
        public abstract int GetCurrentFlyingIdx();
        /// <summary>
        /// 플라잉 이미지 가져오기
        /// </summary>
        /// <param name="flyingIdx">플라잉 인덱스</param>
        /// <returns>플라잉 이미지</returns>
        public abstract object GetFlyingImage(int flyingIdx);
        /// <summary>
        /// 플라잉 이미지 전체 가져오기
        /// </summary>
        /// <returns>플라잉 이미지 전체</returns>
        public abstract object[] GetFlyingImages();
        /// <summary>
        /// 플라잉 합성(원장) 이미지 가져오기. *원장 : Child 이미지를 조합하여 한 장으로 만듬
        /// </summary>
        /// <returns>플아잉 합성(원장) 이미지</returns>
        public abstract object GetParentImage();
        #endregion

        #region For Child Image
        public abstract int VerifyChildImage(ICameraDisplay cameraDisplay, ref object image);
        #endregion
    }
}