using Advantech.Motion;
using Newtonsoft.Json;
using ProductionControl.Device;
using ProductionControl.Utils;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.Xml.Linq; 

namespace ProductionControl.UI
{
    public partial class UILightDev : UserControl
    {
        SynchronizationContext SyncContext = null;
          
        public Action<string> GetParamsEvent;
        //
        private LightDevProp prop = new LightDevProp(Config.Light_PortNum);
        private LightDev dev; 
        public UILightDev()
        {
            InitializeComponent();
            propertyGrid1.PropertyValueChanged += propertyGrid1_PropertyValueChanged;
            refreshUIState();

            //获取UI线程同步上下文
            SyncContext = SynchronizationContext.Current;
            //init(); 
        } 
        public string getParamsData()
        {
            return prop.serialize();
        }
        public void setParamsData(string json)
        {
            if (json == "") return;
            prop.deserialize(json);
            this.propertyGrid1.Refresh();
        }
        private void refreshUIState()
        {
            foreach (ToolStripItem item in this.toolStrip1.Items)
            {
                if (item.Text == "打开设备")
                    item.Visible = (dev == null || !dev.IsInit);
                else
                    this.propertyGrid1.Enabled = item.Enabled = !(dev == null || !dev.IsInit);
            }
        }
        public void init()
        { 
            this.tbtnSave.Visible = tssSave.Visible = (GetParamsEvent != null);
            txtLog.Text = "";
            this.propertyGrid1.SelectedObject = prop;
            dev = new LightDev(Config.Light_Name);
            dev.WarningEvent = (level, info) =>
            {
                txtLog.Text = $"({level}){info}";
            };
            //DATA 
            dev.DigitalEvent += new System.Action<int, int>((portIndex, data) =>
            {
                prop.DigitalValue = data;
                this.refreshUI();
            });

            if (!dev.start(prop.PortNum))
            {
                this.closeDev();
                return;
            }

            dev.getDigitalValue(prop.ChannelIndex);
            refreshUIState();
        } 
        private void refreshUI()
        {
            SyncContext.Post(m =>
            {
                var result = m as string;
                propertyGrid1.Refresh();
                //tbtnJogOnOff.Text = (prop.AxState == AxisState.STA_AX_EXT_JOG) ? "关闭Jog" : "开启Jog";
                //tbtnLeft.Enabled = tbtnRight.Enabled = (prop.AxState == AxisState.STA_AX_EXT_JOG);
            }, "异步操作完成结果");


        }
        
        private void closeDev()
        {
            try
            {
                if (dev == null) 
                    return;
                dev.stop();
                dev = null;
            }
            catch (Exception ex)
            {
                refreshUIState();
                MessageBox.Show(ex.Message, "失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }

        protected override void OnHandleDestroyed(EventArgs e)
        {
            base.OnHandleDestroyed(e);
            // 在此添加需要手动释放资源的代码
            this.closeDev();
        }

        private void tbtnRun_Click(object sender, EventArgs e)
        {
            try
            {
                var res=dev.setDigitalValue(prop.ChannelIndex, prop.DigitalValue);
                if (!res)
                    throw new Exception("设置失败！");
            }
            catch(Exception ex)
            {
                MessageBox.Show(ex.Message, "失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
            } 
        }

        private void tbtnExport_Click(object sender, EventArgs e)
        {
            string filePath = FileUtil.saveAsFile($"Light配置.json", "JSON|*.json");
            if (filePath != "")
            {
                string jsonText = prop.serialize();
                File.WriteAllText(filePath, jsonText);
                MessageBox.Show("保存成功！", "成功", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }

        private void tbtnImport_Click(object sender, EventArgs e)
        {
            string filePath = FileUtil.selectFile("JSON|*.json");
            if (filePath != "")
            {
                string jsonText = File.ReadAllText(filePath);
                prop.deserialize(jsonText);
                this.propertyGrid1.Refresh();
                //this.propertyGrid1.SelectedObject= prop;
                //MessageBox.Show("加载成功！", "成功", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
        }

        private void propertyGrid1_PropertyValueChanged(object s, PropertyValueChangedEventArgs e)
        {
            //其中包含了两个重要的属性：OldValue和ChangeItem。
            //ChangeItem是“PropertyDescriptorGridEntry”类型。一般可以通过ChangeItem.PropertyDescriptor.ComponentType查找到属性的实际类型。 
            //而通过ChangeItem的Label，则可以查看到当前在属性编辑输入框中显示的值。  

            string className = e.ChangedItem.PropertyDescriptor.ComponentType.Name;
            string propertyName = e.ChangedItem.PropertyDescriptor.Name;
            var oldValue = e.OldValue;
            var newValue = e.ChangedItem.Value;
            switch (propertyName)
            {
                case "ChannelIndex":
                    if((int)newValue <1 || (int)newValue >6)
                    {
                        prop.ChannelIndex = (int)oldValue;
                        this.refreshUI();
                    }
                    else
                    {
                        dev.getDigitalValue((int)newValue);
                    }
                    break;
                case "DigitalValue":
                    if ((int)newValue < 0 || (int)newValue > 255)
                    {
                        prop.DigitalValue = (int)oldValue;
                        this.refreshUI();
                    } 
                    break;
            }

        }

        private void tbtnSave_Click(object sender, EventArgs e)
        {
            GetParamsEvent?.Invoke(prop.serialize());
        }

        private void tsbtnOpenDev_Click(object sender, EventArgs e)
        {
            this.init();
        }
    }
}