using HMI.Core.Entity;
using HMI.Core.Util;
using HMI.UI.DpUtil;
using HMI.UI.Util;
using HMI.Util.Alarm;
using log4net;
using Panuon.WPF.UI;
using System;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Linq;
using System.Windows;

namespace HMI.AlarmInfoManage
{
    /// <summary>
    /// ModalWindow.xaml 的交互逻辑
    /// </summary>
    public partial class AlarmSettingModal : WindowX
    {
        public AlarmSettingModal(ILog log)
        {
            this.log = log;
            this.DataContext = this;
            InitializeComponent();
        }
        private ILog log;
        private bool isBlock;
        public int DataIndex { get; private set; }
        public AlarmSetting Data { get; private set; }
        public ObservableCollection<AlarmSetting> Datasource { get; private set; }

        private bool _isProcessing;

        protected override void OnClosing(CancelEventArgs e)
        {
            //Press Continue Button
            if (DialogResult == true)
            {
                if (_isProcessing)
                {
                    e.Cancel = true;
                    return;
                }
                var okButton = WindowXModalDialog.GetOKButton(this);
                try
                {
                    _isProcessing = true;
                    ButtonHelper.SetIsPending(okButton, true);
                    if (!ValidateForm())
                    {
                        e.Cancel = true;
                        return;
                    }

                    SaveOrUpdateData();
                }
                catch (Exception ex)
                {
                    log.Error("AlarmSetting Form Submit Failed.", ex);
                    ToastHelper.Error(this, $"Error: {ex.Message}");
                    e.Cancel = true;
                    return;
                }
                finally
                {
                    _isProcessing = false;
                    ButtonHelper.SetIsPending(okButton, false);
                }
            }
            base.OnClosing(e);
        }

        public bool ValidateDBAddress(object value, out string err)
        {
            err = null;
            var target = Datasource?.FirstOrDefault(e => e.DBAddress == value);
            if (target != null && target != Data)
            {
                err = this.lang("App.MustBeUnique", this.lang("Alm.DbAddress"));
                return false;
            }
            return true;
        }

        private bool ValidateForm()
        {
            bool flag = FormGroupHelper.ValidateForm(formPanel);
            if (flag)
            {
                Data.DBAddress = dbAddress.Text;
                Data.StartAddress = startAddress.Text;
                Data.Length = Convert.ToInt32(length.Value);
                Data.AlarmCode = TbCode.Text;
                Data.Level = NiLevel.Value ?? 0d;
                Data.Description = TbDesc.Text;
            }
            return flag;
        }

        public bool? Open(int index, AlarmSetting data,
            ObservableCollection<AlarmSetting> dataSource, bool isBlock)
        {
            this.isBlock = isBlock;
            FgCode.Visibility = isBlock ? Visibility.Visible : Visibility.Collapsed;
            DataIndex = index;
            Data = data;
            Datasource = dataSource;
            dbAddress.Text = Data.DBAddress;
            startAddress.Text = Data.StartAddress;
            length.Value = Data.Length;
            TbCode.Text = Data.AlarmCode;
            NiLevel.Value = Data.Level;
            TbDesc.Text = Data.Description;
            return this.ShowDialog();
        }

        private void SaveOrUpdateData()
        {
            if (DataIndex == -1)
            {
                InsertData(Data);
            }
            else
            {
                UpdateData(DataIndex, Data);
            }
        }

        public void InsertData(AlarmSetting data)
        {
            Datasource.Add(data);
            if (this.isBlock)
            {
                AlarmUtil.UpdateBlockSettings(Datasource);
            }
            else
            {
                AlarmUtil.UpdateMarkSettings(Datasource);
            }
        }

        public void UpdateData(int index, AlarmSetting data)
        {
            Datasource[index] = data;
            if (this.isBlock)
            {
                AlarmUtil.UpdateBlockSettings(Datasource);
            }
            else
            {
                AlarmUtil.UpdateMarkSettings(Datasource);
            }
        }
    }
}