// Copyright (c) 2017 schick Informatik
// Description: Mit diesem Dialog können neue Visit/Transit-Id's beantragt werden (DE only)
//

using System.Collections.Generic;
using System.Windows;
using ENI2.Controls;

using ENI2.Locode;
using bsmd.database;

namespace ENI2.EditControls
{
    /// <summary>
    /// Interaction logic for VisitIdDialog.xaml
    /// </summary>
    public partial class VisitIdDialog : EditWindowBase
    {
        private bool _isOK;

        public VisitIdDialog()
        {
            InitializeComponent();
            Loaded += VisitIdDialog_Loaded;
        }

        private void VisitIdDialog_Loaded(object sender, RoutedEventArgs e)
        {            
            this.OKClicked += VisitIdDialog_OKClicked;
            List<KeyValuePair<bsmd.database.Message.NSWProvider, string>> comboDataSource = new List<KeyValuePair<bsmd.database.Message.NSWProvider, string>>()
            {
                new KeyValuePair<bsmd.database.Message.NSWProvider, string>( Message.NSWProvider.DBH, "DBH" ),
                new KeyValuePair<bsmd.database.Message.NSWProvider, string>( Message.NSWProvider.DUDR, "HIS-Nord" ),
            };

            this.comboBoxInitialHIS.ItemsSource = comboDataSource;
            this.comboBoxInitialHIS.SelectedIndex = 1;

            this.EnableOK(false);
            this.locodePoC.PropertyChanged += LocodePoC_PropertyChanged;
        }

        private void VisitIdDialog_OKClicked()
        {
            // Validate entries, write back to model etc pp

            if(this.locodePoC.LocodeValue == "ZZNOK")
            {
                this.Core.IsTransit = true;                
                this.Core.ETAKielCanal = this.datePickerETA.SelectedDate;

            }
            else
            {
                this.Core.IsTransit = false;
                this.Core.ETA = this.datePickerETA.SelectedDate;
            }

            if (this.doubleUpDownIMO.Value.HasValue)
                this.Core.IMO = this.doubleUpDownIMO.Value.Value.ToString("0000000");

            if (this.doubleUpDownENI.Value.HasValue)
                this.Core.ENI = this.doubleUpDownENI.Value.Value.ToString("00000000");

            this.Core.PoC = this.locodePoC.LocodeValue;
            this.Core.Portname = LocodeDB.PortNameFromLocode(this.Core.PoC);
            this.Core.InitialHIS = (Message.NSWProvider) this.comboBoxInitialHIS.SelectedValue;

            this._isOK = true;
        }

        public MessageCore Core { get; set; }

        public bool IsOK { get { return this._isOK; } }

        #region event handler

        private void doubleUpDownIMO_ValueChanged(object sender, RoutedPropertyChangedEventArgs<object> e)
        {
            bool hasValue = (doubleUpDownIMO.Value.HasValue && doubleUpDownIMO.Value > 0);
            doubleUpDownENI.IsReadOnly = hasValue;
            this.CheckComplete();

            if ((this.doubleUpDownIMO.Value > 1000000) && (!bsmd.database.Util.IsIMOValid(this.doubleUpDownIMO.Value.ToString())))
                MessageBox.Show("IMO has invalid format!", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
        }

        private void doubleUpDownENI_ValueChanged(object sender, RoutedPropertyChangedEventArgs<object> e)
        {
            bool hasValue = (doubleUpDownENI.Value.HasValue && doubleUpDownENI.Value > 0);            
            doubleUpDownIMO.IsReadOnly = hasValue;
            this.CheckComplete();
        }

        private void LocodePoC_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e)
        {
            this.CheckComplete();
        }

        private void datePickerETA_SelectedDateChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
        {
            this.CheckComplete();
        }

        private void comboBoxInitialHIS_SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
        {
            this.CheckComplete();
        }

        #endregion

        #region input validation

        private void CheckComplete()
        {
            bool isComplete = true;

            isComplete &= this.datePickerETA.SelectedDate.HasValue; // ETA

            bool imo_OR_eni = ((doubleUpDownIMO.Value.HasValue) && (doubleUpDownIMO.Value >= 1000000) && (doubleUpDownIMO.Value <= 9999999)) ||
                ((doubleUpDownENI.Value.HasValue) && (doubleUpDownENI.Value >= 100000) && (doubleUpDownENI.Value <= 99999999));

            isComplete &= imo_OR_eni;

            string locode = this.locodePoC.LocodeValue;
            bool validLocode = (locode != null) && (locode.Length == 5) && (locode.StartsWith("DE") || locode.StartsWith("DK") || locode.Equals("ZZNOK"));

            isComplete &= validLocode;

            isComplete &= (comboBoxInitialHIS.SelectedValue != null);

            this.EnableOK(isComplete);
        }

        #endregion
        
    }
}