using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Media;

namespace PLCDataMonitor
{
    public partial class HomePage : UserControl
    {
        // 定义事件用于与主窗口通信
        public event EventHandler<string> ConnectButtonClicked;

        public HomePage()
        {
            InitializeComponent();
        }


        // 定义暂停/继续事件
        public event EventHandler PauseRequested;
        public event EventHandler ResumeRequested;

        // 【修改点 2】合并点击逻辑
        private void PauseButton_Click(object sender, RoutedEventArgs e)
        {
            string currentContent = PauseButton.Content.ToString();

            if (currentContent == "暂停")
            {
                // 当前是运行状态，点击后变为暂停
                PauseRequested?.Invoke(this, EventArgs.Empty);

                // 立即更新按钮样式为“继续”
                PauseButton.Content = "继续";
                PauseButton.Background = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#27AE60")); // 绿色
            }
            else
            {
                // 当前是暂停状态，点击后变为继续
                ResumeRequested?.Invoke(this, EventArgs.Empty);

                // 立即更新按钮样式为“暂停”
                PauseButton.Content = "暂停";
                PauseButton.Background = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#E67E22")); // 橙色
            }
        }

        //private void ResumeButton_Click(object sender, RoutedEventArgs e)
        //{
        //    ResumeRequested?.Invoke(this, EventArgs.Empty);
        //}



        // 【新增】供 MainWindow 调用的方法，以防 PLC 状态自行变化导致按钮状态不同步
        public void SetButtonState(bool isPaused)
        {
            if (isPaused)
            {
                PauseButton.Content = "继续";
                PauseButton.Background = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#27AE60"));
            }
            else
            {
                PauseButton.Content = "暂停";
                PauseButton.Background = new SolidColorBrush((Color)ColorConverter.ConvertFromString("#E67E22"));
            }
        }



        public void UpdateAlarms(string alarmMessage)
        {
            try
            {
                Dispatcher.Invoke(() =>   // 更新滚动报警控件的文本
                   AlarmScrollingCtrl.Text = alarmMessage);
            }
            catch
            {

            }
        }

        // 更新数据显示
        public void UpdateData(string pressure1, string pressure2, string friction1, string friction2, int count1, int count2, string t1, string t2, string Distince)
        {
            TbStation1Pressure.Text = pressure1;
            TbStation2Pressure.Text = pressure2;
            TbFriction1.Text = friction1;
            TbFriction2.Text = friction2;
            txtcount1.Text = count1.ToString();
            txtcount2.Text = count2.ToString();

            txtT1.Text = t1;
            txtT2.Text = t2;
            txtDistince.Text = Distince;
        }
    }
}