using MeterVision.db;
using MeterVision.model;
using MeterVision.Util;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;

namespace MeterVision.Dlg
{
    /// <summary>
    /// EditStationDlg2.xaml 的交互逻辑
    /// </summary>
    public partial class EditStandDetailCfg : Window
    {
        //public StationItem mStationItem { get; private set; }
        //private TStandDetail _standDetail;
        public StandDetailItem mStandDetail { get; private set; }

        private bool _can_mark;

        public EditStandDetailCfg(StandDetailItem standDetail)
        {
            InitializeComponent();

            cmbMeterType.ItemsSource = StationItem.MeterTypeList;
            cmbFlowRate.ItemsSource = StationItem.FlowRateList;
            cmbLastUnit.ItemsSource = StationItem.UnitList;
            cmbNumCount.ItemsSource = StationItem.NumList;
            cmbIndCount.ItemsSource = StationItem.NumList;

            if (standDetail.MeterType <= 0)
            {
                btnDeleteCfg.Visibility = Visibility.Collapsed;
            }
            else
            {
                btnDeleteCfg.Visibility = Visibility.Visible;
            }
            mStandDetail = standDetail;

            txtStationId.IsEnabled = false;

            Init_Load(standDetail);
            Load_image();


        }

        private void Load_image()
        {
            if (File.Exists(mStandDetail.SrcImage))
            {
                ucMark.Visibility = Visibility.Visible;
                ucMark.SetImagePath(mStandDetail.SrcImage);
                ucMark.MeterRegion_MarkFinished += UcMark_MeterRegion_MarkFinished;
                ucMark.FeatureRegion_MarkFinished += UcMark_FeatureRegion_MarkFinished;
                _can_mark = true;
            }
            else
            {
                ucMark.Visibility = Visibility.Hidden;
                _can_mark = false;
            }

            if (_can_mark)
            {
                if (cmbMeterType.SelectedValue != null)
                {
                    ucMark.MeterType = (int)cmbMeterType.SelectedValue;
                }
                else
                {
                    ucMark.MeterType = -1;
                }
            }
        }

        //加载数据
        private void Init_Load(StandDetailItem standDetail)
        {
            int meterType = standDetail.MeterType;
            txtStationId.Text = standDetail.StationId;

            if (meterType <= 0)
            {
                //获取小于这条数据并且MeterType>0的数据，stand_id,staion_id相同的数据
                TStandDetail _standDetail = DBStand.GetPreConfigValidStandDetail(standDetail.StandId, standDetail.StationId,standDetail.SampleTime);

                //沿用上一次的信息
                if(_standDetail != null)
                {
                    this.ChangeInfoByMeterType(_standDetail.MeterType);

                    cmbMeterType.SelectedValue = _standDetail.MeterType;
                    cmbMeterType.SelectedValue = _standDetail.MeterType;
                    cmbFlowRate.Text = _standDetail.FlowRate.ToString();
                    //txtBrightVal.Text = _standDetail.BrightVal.ToString();
                    txtNumInUpper.Text = _standDetail.NumInUpper.ToString();
                    cmbNumCount.Text = _standDetail.NumCount.ToString();
                    cmbIndCount.Text = _standDetail.NumCount.ToString();
                    cmbLastUnit.SelectedValue = _standDetail.LastUnit;
                    txtLastValue.Text = standDetail.LastValue.ToString();
                    txtLastTime.Text = standDetail.LastTime.ToString();
                }
                else
                {
                    this.ChangeInfoByMeterType(0);
                    cmbMeterType.SelectedValue = 0;

                    cmbNumCount.Text = standDetail.ENumCount.ToString();
                    cmbIndCount.Text = "0";                   
                    if (StandDetailItem.LastUnitMapping.TryGetValue(standDetail.ELastUnit, out double lastUnit))
                    {
                        cmbLastUnit.SelectedValue = standDetail.ELastUnit;
                    }
                    cmbFlowRate.Text = "0";
                    //txtBrightVal.Text = "1.2"; 
                    txtNumInUpper.Text = "1";
                }

                txtFeatureRegion.Text = string.Empty;
                txtDialRegion.Text = string.Empty;

                if (int.TryParse(standDetail.StandValue, out int iStandValue))
                {
                    txtLastValue.Text = iStandValue.ToString();
                }
                txtLastTime.Text = standDetail.SampleTime;
                txtFeatureRegion.Text = string.Empty;
                txtDialRegion.Text = string.Empty;
            }
            else
            {
                this.ChangeInfoByMeterType(standDetail.MeterType);

                cmbMeterType.SelectedValue = standDetail.MeterType;

                cmbMeterType.SelectedValue = standDetail.MeterType;
                cmbFlowRate.Text = standDetail.FlowRate.ToString();
                //txtBrightVal.Text = standDetail.BrightVal.ToString();
                txtNumInUpper.Text = standDetail.NumInUpper.ToString();

                cmbNumCount.Text = standDetail.NumCount.ToString();
                cmbIndCount.Text = standDetail.IndCount.ToString();
                cmbLastUnit.SelectedValue = standDetail.LastUnit;

                txtFeatureRegion.Text = standDetail.FeatureRegion;
                txtDialRegion.Text = standDetail.DialRegion;
                txtLastValue.Text = standDetail.LastValue.ToString();
                txtLastTime.Text = standDetail.LastTime.ToString();
            }
        }

        private void UcMark_FeatureRegion_MarkFinished(string regions, int meterType)
        {
            //throw new NotImplementedException();
            this.txtFeatureRegion.Text = regions;
        }

        private void UcMark_MeterRegion_MarkFinished(string regions, int meterType)
        {
            //throw new NotImplementedException();
            this.txtDialRegion.Text = regions;
        }



        private bool Get_Load()
        {
            bool trySuccess = false;
            string stationId = txtStationId.Text.Trim();
            if (string.IsNullOrEmpty(stationId))
            {
                MessageBox.Show("请输入站点ID!");
                return false;
            }

            //string stationName = txtStationName.Text.Trim();

            int meterType = -1;
            if (cmbMeterType.SelectedItem != null)
            {
                meterType = (int)cmbMeterType.SelectedValue;
                //((KeyValuePair<int, string>)cmbMeterType.SelectedItem).Key;
            }
            if (meterType == 0)
            {
                MessageBox.Show("请选择正确的表类型");
                return false;
            }


            int flowRate = -1;
            if (cmbFlowRate.SelectedItem != null)
            {
                flowRate = (int)cmbFlowRate.SelectedValue;
                //((KeyValuePair<int, string>)cmbFlowRate.SelectedItem).Key;
            }
            else
            {
                trySuccess = int.TryParse(cmbFlowRate.Text.Trim(), out flowRate);
            }
            if (flowRate == 0)
            {
                MessageBox.Show("请输入每小时最大流量");
                return false;
            }

            //double brightVal = -1;
            //trySuccess = double.TryParse(txtBrightVal.Text.Trim(), out brightVal);
            //if (brightVal == 0)
            //{
             double brightVal = 1.2;
            //}


            int numCount = -1;
            trySuccess = int.TryParse(cmbNumCount.Text.Trim(), out numCount);
            if ((meterType == 1 || meterType == 3) && numCount < 4)
            {
                MessageBox.Show("请输入正确的数字个数");
                return false;
            }

            int indCount = -1;
            trySuccess = int.TryParse(cmbIndCount.Text.Trim(), out indCount);
            if (meterType == 2 && indCount < 5)
            {
                MessageBox.Show("请输入正确的指针个数");
                return false;
            }

            double lastUnit = 0;
            if (cmbLastUnit.SelectedValue == null)
            {
                MessageBox.Show("请选择尾数单位");
                return false;
            }
            lastUnit = (double)cmbLastUnit.SelectedValue;


            int numInUpper = -1;
            if (meterType == 1 || meterType == 3)
            {
                if (!int.TryParse(txtNumInUpper.Text.Trim(), out numInUpper) || (numInUpper != 0 && numInUpper != 1))
                {
                    MessageBox.Show("请输入正确的数字在上的值");
                    return false;
                }
            }
            else
            {
                numInUpper = 1;     //这个应该是无所谓的
            }
            
            //表盘坐标与特征坐标可以为空
            string dialRegion = txtDialRegion.Text.Trim();
            //if (string.IsNullOrEmpty(dialRegion))
            //{
            //    MessageBox.Show("请输入表盘坐标");
            //    return false;
            //}

            string featureRegion = txtFeatureRegion.Text.Trim();
            //if ((meterType == 1 || meterType == 3) && string.IsNullOrEmpty(featureRegion))
            //{
            //    MessageBox.Show("请输入数字区域 \\ 首位指针坐标");
            //    return false;
            //}

            double lastValue;
            trySuccess = double.TryParse(txtLastValue.Text.Trim(), out lastValue);

            string lastTime = txtLastTime.Text.Trim();

            mStandDetail.StationId = stationId;            
            mStandDetail.MeterType = meterType;
            mStandDetail.FlowRate = flowRate;
            mStandDetail.BrightVal = brightVal;
            mStandDetail.NumCount = numCount;
            mStandDetail.IndCount = indCount;
            mStandDetail.LastUnit = 0;
            mStandDetail.FeatureRegion = "";
            if (meterType == 1 || meterType == 3 || meterType == 2)
            {
                mStandDetail.LastUnit = lastUnit;
                mStandDetail.FeatureRegion = featureRegion;
            }
            mStandDetail.NumInUpper = numInUpper;
            mStandDetail.DialRegion = dialRegion;

            mStandDetail.LastValue = lastValue;
            mStandDetail.LastTime = lastTime;

            return true;
        }

        private void BtnOK_Click(object sender, RoutedEventArgs e)
        {
            bool blGet = Get_Load();
            if (!blGet)
            {
                return;
            }

            TStandDetail tStandDetail = new TStandDetail();
            ObjectHelper.CopyMatchingFields(mStandDetail, tStandDetail);
            try
            {
                bool updateSuccess = DBStand.UpdateTStandDetailByConfig(tStandDetail);
                if (updateSuccess)
                {
                    DialogResult = true;
                }
                else
                {
                    MessageBox.Show(Application.Current.MainWindow, "修改失败", "错误",
                        MessageBoxButton.OK, MessageBoxImage.Error);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(Application.Current.MainWindow, $"{ex.Message}", "错误",
                    MessageBoxButton.OK, MessageBoxImage.Error);
            }

        }

        private void BtnClose_Click(object sender, RoutedEventArgs e)
        {
            DialogResult = false;
            this.Close();
        }

        private void CmbMeterType_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            int meterType = -1; //= int.Parse(cmbMeterType.SelectedValue.ToString());
                                //((KeyValuePair<int, string>)cmbMeterType.SelectedItem).Key;
                                //int.TryParse(cmbMeterType.SelectedValue.ToString(),out meterType);
            if (cmbMeterType.SelectedValue != null)
            {
                meterType = (int)cmbMeterType.SelectedValue;
            }
            this.ChangeInfoByMeterType(meterType);

            //改变仪表的类型
            ucMark.MeterType = meterType;
        }

        private void ChangeInfoByMeterType(int meterType)
        {
            if (meterType == 1 || meterType == 3)
            {
                txtLastUnitTitle.Text = "最后一位数字的单位:";
                txtFeatureRegionTitle.Text = "数字区域坐标:";
                if (meterType == 1)
                {
                    grdIndCount.Width = new GridLength(1, GridUnitType.Star);
                    grdNumCount.Width = new GridLength(1, GridUnitType.Star);
                }
                else
                {
                    grdIndCount.Width = new GridLength(0, GridUnitType.Pixel);
                    grdNumCount.Width = new GridLength(1, GridUnitType.Star);
                }
                grdFlowRate.Width = new GridLength(1, GridUnitType.Star);
                grdNumInUpper.Width = new GridLength(1, GridUnitType.Star);
            }
            else if (meterType == 2)
            {
                txtLastUnitTitle.Text = "最后一个指针的单位:";
                txtFeatureRegionTitle.Text = "首位指针同刻度坐标:";
                grdNumCount.Width = new GridLength(0, GridUnitType.Pixel);
                grdIndCount.Width = new GridLength(1, GridUnitType.Star);

                grdFlowRate.Width = new GridLength(1, GridUnitType.Star);
                grdNumInUpper.Width = new GridLength(0, GridUnitType.Pixel);
            }
        }

        private void CmbFlowRate_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {

        }

        private void CmbFlowRate_PreviewTextInput(object sender, TextCompositionEventArgs e)
        {
            // 只允许数字输入
            e.Handled = !Regex.IsMatch(e.Text, @"^\d$");
        }


        private void TextBox_PreviewTextInput(object sender, TextCompositionEventArgs e)
        {
            // 如果输入法启用（例如中文输入法），则阻止输入
            //if (InputMethod.GetIsInputMethodEnabled)
            //{
            //    e.Handled = true;
            //    return;
            //}

            // 只允许数字输入
            //e.Handled = !Regex.IsMatch(e.Text, @"^\d$");
            // 判断当前输入的字符是否是数字
            if (e.Text.All(char.IsDigit))
            {
                e.Handled = false;  // 如果是数字，允许输入
            }
            else
            {
                // 如果当前输入的字符不是数字，并且是中文输入法的拼音或候选字，禁止输入
                e.Handled = true;
            }
        }

        private void BtnWholeMeter_Click(object sender, RoutedEventArgs e)
        {
            txtDialRegion.Text = "0,0 319,239";
        }

        private void BtnDeleteCfg_Click(object sender, RoutedEventArgs e)
        {
            //删除配置
            mStandDetail.MeterType = -1;

            TStandDetail tStandDetail = new TStandDetail();
            ObjectHelper.CopyMatchingFields(mStandDetail, tStandDetail);
            try
            {
                bool updateSuccess = DBStand.UpdateTStandDetailByConfig(tStandDetail);
                if (updateSuccess)
                {
                    DialogResult = true;
                }
                else
                {
                    MessageBox.Show(Application.Current.MainWindow, "删除失败", "错误",
                        MessageBoxButton.OK, MessageBoxImage.Error);
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(Application.Current.MainWindow, $"{ex.Message}", "错误",
                    MessageBoxButton.OK, MessageBoxImage.Error);
            }
            //DialogResult = true;
            //this.Close();
        }
        //-----------------------------------------------------
    }
}