using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Input;
using System.Xml.Linq;
using XLIMS.CONTRACT;
using XLIMS.DATA.Models;
using XLIMS.MVVM.Base;
using static System.Runtime.InteropServices.JavaScript.JSType;

namespace XLIMS.PSV.ViewModels
{
    public class GoodViewModel:ViewModelBase
    {
        #region Constructor
        public GoodViewModel(ILimsService limsService, DataSet data)
        {
            _limsService = limsService;
            _currentData = data;
            if (_currentData.Gdn == null) _povDoc = new DocumentSet() { Division = _currentData.Device.Division };
            else if (_currentData.DocumentPov != null) _povDoc = _currentData.DocumentPov;
            LoadDataAsync();
        }
        #endregion //Constructor

        #region Events
        #endregion //Events

        #region Fields
        private readonly ILimsService _limsService;
        private DataSet _currentData;
        private PersonalSet _currentPersonal;
        private DocumentSet _povDoc;
        private BookSet _currentBook;
        #endregion //Fields

        #region Properties
        public string Title => $"{_currentData.Device.Tip} №{_currentData.Device.Serial} {_currentData.Device.Name}";
        public ObservableCollection<PersonalSet> AllPersonals { get; set; } = new();
        public ObservableCollection<BookSet> AllBooks { get; set; } = new();
        public BookSet CurrentBook
        {
            get => _currentBook;
            set { _currentBook = value; OnPropertyChanged(); }
        }
        public PersonalSet CurrentPersonal
        {
            get => _currentPersonal;
            set
            {
                _currentPersonal = value;
                if (_currentPersonal != null) { _currentData.Person = _currentPersonal.Person; }
                OnPropertyChanged();
            }
        }
        public DateTime? PovDate
        {
            get => _currentData.Date;
            set
            {
                _currentData.Date = value;
                OnPropertyChanged();
            }
        }
        public int? Nkl
        {
            get { return _currentData.Nkl; }
            set
            {
                _currentData.Nkl = value;
                OnPropertyChanged();
            }
        }
        public string Number
        {
            get => _povDoc.Number;
            set
            {
                _povDoc.Number = value;
                OnPropertyChanged();
            }
        }
        public DateTime? DocDate
        {
            get => _povDoc.DocDate;
            set
            {
                _povDoc.DocDate = value;
                OnPropertyChanged();
            }
        }


        #endregion //Properties

        #region Methods
        private async Task LoadDataAsync()
        {
            var personalTask = await _limsService.Personals.GetAllAsync();
            var bookTask = await _limsService.Books.GetAllAsync();
            AllPersonals = new ObservableCollection<PersonalSet>(personalTask);
            AllBooks = new ObservableCollection<BookSet>(bookTask);
            OnPropertyChanged(nameof(PersonalSet));
            OnPropertyChanged(nameof(BookSet));
        }
        private async Task SaveAsync()
        {
            if (_currentData.Gdn == null)
            {
                _currentData.Gdn = true;
                await _limsService.Datas.AddAsync(_currentData);
            }
            else { await _limsService.Datas.UpdateAsync(_currentData); }

            if (!string.IsNullOrEmpty(Number))
            {
                await _limsService.Documents.AddAsync(_povDoc);
                if (MessageBox.Show("Распечатать свидетельство?", "Внимание!", MessageBoxButton.OKCancel).ToString() == "OK")
                {
                    try
                    {
                        // await Task.Run(() => new Svid(_newDMS, _repository).Print());
                    }
                    catch (Exception e)
                    {
                        MessageBox.Show(e.ToString());
                    }
                }
            }
        }
        #endregion //Methods

        #region Commands
        public ICommand SaveCommand => new AsyncRelayCommand(SaveAsync,() => CurrentPersonal != null);
        #endregion //Commands

        #region IDEI
        //public string Error => string.Join(Environment.NewLine, GetValidationErrors());

        //public string this[string columnName]
        //{
        //    get
        //    {
        //        string msg = null;
        //        if (columnName == nameof(NND))
        //        {
        //            if (_repository.Dms.Any(a => a.Nnd ==CurrentBook+NND))
        //            {
        //                msg = "Документ с таким номером уже есть в базе!";
        //            }
        //        }
        //        if (columnName == "DTMKFK")
        //        {
        //            if (DTMKFK < _currentEKZMK.DTPRM)
        //            {
        //                msg = "Дата поверки не может быть раньше даты приемки!";

        //            }
        //        }
        //        if (columnName == nameof(Temp))
        //        {
        //            if (Temp == 0)
        //            {
        //                msg = "Данные о теммпературе не могут быть равны нулю!";
        //            }
        //        }
        //        if (columnName == nameof(Hum))
        //        {
        //            if (Hum == 0)
        //            {
        //                msg = "Данные о влажности не могут быть равны нулю!";
        //            }
        //        }
        //        if (columnName == nameof(Press))
        //        {
        //            if (Press == 0)
        //            {
        //                msg = "Данные о давлении не могут быть равны нулю!";
        //            }
        //        }
        //        return msg;
        //    }
        //}
        #endregion //IDEI
    }
}