using Check.Main.Camera;
using Check.Main.Common;
using Check.Main.Infer;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using WeifenLuo.WinFormsUI.Docking;

namespace Check.Main.UI
{
    public partial class FormStatistics : DockContent
    {
        private readonly StatisticsData _statisticsData;

        /// <summary>
        /// 将私有字段通过公共属性暴露，以便外部（如FormMain）访问。
        /// </summary>
        public StatisticsData CurrentStatistics => _statisticsData;
        public FormStatistics()
        {
            InitializeComponent();
            _statisticsData = new StatisticsData();

            // 订阅CameraManager的检测完成事件
            DetectionCoordinator.OnDetectionCompleted += CameraManager_OnDetectionCompleted;
            // 初始化UI显示
            UpdateUI();
        }
        // 当CameraManager发布检测结果时，此方法被调用
        private void CameraManager_OnDetectionCompleted(object sender, DetectionResultEventArgs e)
        {
            // 更新统计数据
            _statisticsData.UpdateWithResult(e.IsOK);

            // 在UI线程上更新界面显示
            UpdateUI();
        }
        // 更新所有标签的文本
        private void UpdateUI()
        {
            // 使用Invoke确保线程安全
            if (this.InvokeRequired)
            {
                this.Invoke(new Action(UpdateUI));
                return;
            }

            txtOKNum.Text = _statisticsData.GoodCount.ToString();
            txtNGNum.Text = _statisticsData.NgCount.ToString();
            txtTotal.Text = _statisticsData.TotalCount.ToString();
            // 将良率格式化为百分比
            txtYieldRate.Text = _statisticsData.YieldRate.ToString("P2", CultureInfo.InvariantCulture);

            // 根据良率改变颜色以示提醒
            if (_statisticsData.YieldRate < 0.9 && _statisticsData.TotalCount > 10)
            {
                txtYieldRate.ForeColor = Color.Red;
            }
            else
            {
                txtYieldRate.ForeColor = Color.ForestGreen;
            }
        }

        private void toolStripButtonRest_Click(object sender, EventArgs e)
        {
            StatisticsExporter.ExportToExcel(CurrentStatistics, "Reset");

            _statisticsData.Reset();
            // 同时重置产品ID计数器
            DetectionCoordinator.ResetAllCounters();
            UpdateUI();
            ThreadSafeLogger.Log("统计数据已重置。");
        }
        // 窗体关闭时，取消事件订阅，防止内存泄漏
        protected override void OnFormClosing(FormClosingEventArgs e)
        {
            DetectionCoordinator.OnDetectionCompleted -= CameraManager_OnDetectionCompleted;
            base.OnFormClosing(e);
        }
    }
}