/*
  * Copyright (c) 2025 LG Electronics Inc.
   * SPDX-License-Identifier: LicenseRef-LGE-Proprietary
   */
using Aurora.Api;
using CogCommon;
using VisionCommon;
using Hermes;
using Cognex.VisionPro;
using System;
using System.Collections.Generic;
using System.Windows;
using System.Diagnostics;

namespace CogPattern {
    /// <summary>
    /// BrightnessRunParam 클래스
    /// </summary>
    public class BrightnessRunParam : IRunParam, ICloneable {
        /// <summary>
        /// BrightnessParamExt
        /// </summary>
        public BrightnessParamExt BrightnessParamExt { get; set; } = new BrightnessParamExt();
        /// <summary>
        /// object복사
        /// </summary>
        /// <returns>object</returns>
        public object Clone() {
            return new BrightnessRunParam() {
                BrightnessParamExt = BrightnessParamExt.Clone() as BrightnessParamExt
            };
        }
    }
    /// <summary>
    /// CogBrightness 클래스
    /// </summary>
    internal static class CogBrightness {
        //private static readonly Logger _Logger = new Logger(typeof(CogBrightness).Name);

        /// <summary>
        /// 패턴결과 찾기
        /// </summary>
        /// <param name="image">이미지</param>
        /// <param name="findRoi">ROI정보</param>
        /// <param name="paramExt">추가파라미터</param>
        /// <returns>PatternResult</returns>
        public static PatternResult Find(ICogImage image, ROI findRoi, BrightnessParamExt paramExt) {
            if (CogEnvironment.IsColorImage(image)) {
                var grayImageId = CogEnvironment.ConvertToGray(image);
                var patternResult = FindInternal(grayImageId, findRoi, paramExt);
                CogEnvironment.FreeImage(grayImageId);

                return patternResult;
            }
            return FindInternal(image, findRoi, paramExt);
        }

        private static PatternResult FindInternal(ICogImage image, ROI findRoi, BrightnessParamExt paramExt) {
            PatternResult finderResult;
            BrightnessResult brightnessResult;

            var timeFind = new Stopwatch();
            timeFind.Start();

            if (ROI.IsNullOrEmpty(findRoi)) {
                var imagePoint = CogEnvironment.GetImageCenter(image);
                brightnessResult = CogEnvironment.GetBrightness(image, imagePoint);
                finderResult = ExtractResults(brightnessResult, paramExt);
            }
            else {
                brightnessResult = CogEnvironment.GetBrightnessWithCropRoi(image, findRoi);
                finderResult = ExtractResults(brightnessResult, paramExt);
            }

            timeFind.Stop();
            finderResult.TactTimeInMilliSec = timeFind.ElapsedMilliseconds;

            return finderResult;
        }

        private static PatternResult ExtractResults(BrightnessResult brightness, BrightnessParamExt paramExt) {
            var results = new List<BrightnessResult> {
                brightness.Clone()
            };

            return new PatternResult() {
                Status = (brightness.Avg > paramExt.AvgLow && brightness.Avg < paramExt.AvgHigh)? eFoundStatus.FoundOK : eFoundStatus.NotFound,
                Results = results
            };
        }
        /// <summary>
        /// 결과없음 반환
        /// </summary>
        /// <returns>PatternResult</returns>
        public static PatternResult GetNotFoundPatternResult() {
            return new PatternResult() {
                Status = eFoundStatus.NotFound,
                Results = new List<BrightnessResult>()
            };
        }
        /// <summary>
        /// 패턴 결과 그리기
        /// </summary>
        /// <param name="patternResult">패턴결과</param>
        /// <param name="cogCameraDisplay">Display</param>
        public static void Draw(PatternResult patternResult, ICogCameraDisplay cogCameraDisplay) {
            CogColorConstants color = CogColorConstants.Magenta;
            if (patternResult.Status != eFoundStatus.FoundOK) {
                color = ColorConverter.ConvertColor(eColor.Red);
            }

            var results = patternResult.Results as List<BrightnessResult>;
            foreach (var result in results) {
                var msgs = new List<string> {
                    string.Format("Min : {0}", result.Min),
                    string.Format("Max : {0}", result.Max),
                    string.Format("Avg : {0}", result.Avg),
                    string.Format("TactTime : {0} ms", Math.Round(patternResult.TactTimeInMilliSec)),
                    string.Format("ID : {0}_{1}", patternResult.PatternIndex.PatternId, patternResult.PatternIndex.PatternSubId)
                };

                cogCameraDisplay.AddTextList(
                    color, new ImagePoint(result.ImagePosition.X, result.ImagePosition.Y), msgs);
            }
        }
    }
}