// Copyright (c) 2023 schick Informatik
// Description: Search filter bar for top window, generates events if filter criteria change
// 

using BreCalClient.misc.Model;
using System;
using System.Collections.Generic;
using System.Windows.Controls;
using System.Windows.Input;

namespace BreCalClient
{
    /// <summary>
    /// Interaction logic for SearchFilterControl.xaml
    /// </summary>
    public partial class SearchFilterControl : UserControl
    {

        #region private fields

        private SearchFilterModel _model = new();

        #endregion

        #region Construction

        public SearchFilterControl()
        {
            InitializeComponent();
            this.DataContext = this._model;
        }

        #endregion

        #region events

        /// <summary>
        /// historically we love a clickable logo and see what will happen
        /// </summary>
        public event Action? LogoImageClicked;

        /// <summary>
        /// if the user somewhat changes the filters trigger this
        /// </summary>
        internal event Action? SearchFilterChanged;

        #endregion

        #region Properties

        public string FilterAsJson { get; set; } = "";

        internal SearchFilterModel SearchFilter { get { return _model; } }

        #endregion

        #region public methods

        public void SetBerths(List<Berth> berths)
        {
            this.comboBoxBerths.ItemsSource = berths;
        }

        public void SetAgencies(List<Participant> agencies)
        {
            this.comboBoxAgencies.ItemsSource = agencies;
        }

        public void ClearFilters()
        {
            this._model = new SearchFilterModel();
            this.comboBoxAgencies.UnSelectAll();
            this.comboBoxBerths.UnSelectAll();
            this.comboBoxCategories.UnSelectAll();
            this.datePickerETAFrom.SelectedDate = null;
            this.datePickerETATo.SelectedDate = null;
            this.textBoxSearch.Clear();
            this.upDownShiplengthFrom.Value = null;
            this.upDownShiplengthTo.Value = null;            
        }


        internal void SetFilterFromModel(SearchFilterModel sfm)
        {
            this.ClearFilters();
            
            if(sfm.Berths != null)
            {
                foreach(Berth berth in this.comboBoxBerths.ItemsSource)
                {
                    if (sfm.Berths.Contains(berth.Id)) this.comboBoxBerths.SelectedItems.Add(berth);
                }                
            }
            if(sfm.Agencies != null)
            {
                foreach(Participant p in this.comboBoxAgencies.ItemsSource)
                {
                    if(sfm.Agencies.Contains(p.Id)) this.comboBoxAgencies.SelectedItems.Add(p);
                }
            }
            if(sfm.Categories != null)
            {
                foreach(int category in sfm.Categories)
                    this.comboBoxCategories.SelectedItems.Add((Extensions.TypeEnum)category);
            }
            if (sfm.SearchString != null) this.textBoxSearch.Text = sfm.SearchString;
            this.upDownShiplengthFrom.Value = sfm.ShipLengthFrom;
            this.upDownShiplengthTo.Value = sfm.ShipLengthTo;
            this.datePickerETAFrom.SelectedDate = sfm.EtaFrom;
            this.datePickerETATo.SelectedDate = sfm.EtaTo;

            this._model = sfm;
            SearchFilterChanged?.Invoke();
        }

        #endregion

        #region event handler

        private void logoImage_MouseUp(object sender, MouseButtonEventArgs e)
        {
            LogoImageClicked?.Invoke();
        }        

        private void UserControl_Loaded(object sender, System.Windows.RoutedEventArgs e)
        {
            this.comboBoxCategories.ItemsSource = Enum.GetValues(typeof(Extensions.TypeEnum));
        }        

        private void datePickerETAFrom_SelectedDateChanged(object sender, SelectionChangedEventArgs e)
        {
            this._model.EtaFrom = this.datePickerETAFrom.SelectedDate;
            SearchFilterChanged?.Invoke();
        }

        private void datePickerETATo_SelectedDateChanged(object sender, SelectionChangedEventArgs e)
        {
            this._model.EtaTo = datePickerETATo.SelectedDate;
            SearchFilterChanged?.Invoke();
        }

        private void comboBoxCategories_ItemSelectionChanged(object sender, Xceed.Wpf.Toolkit.Primitives.ItemSelectionChangedEventArgs e)
        {
            _model.Categories.Clear();
            foreach(int category in comboBoxCategories.SelectedItems)
                _model.Categories.Add(category);

            SearchFilterChanged?.Invoke();
        }

        private void upDownShiplengthFrom_ValueChanged(object sender, System.Windows.RoutedPropertyChangedEventArgs<object> e)
        {
            this._model.ShipLengthFrom = this.upDownShiplengthFrom.Value;
            SearchFilterChanged?.Invoke();
        }

        private void upDownShiplengthTo_ValueChanged(object sender, System.Windows.RoutedPropertyChangedEventArgs<object> e)
        {
            this._model.ShipLengthTo = this.upDownShiplengthTo.Value;
            SearchFilterChanged?.Invoke();
        }        

        private void comboBoxBerths_ItemSelectionChanged(object sender, Xceed.Wpf.Toolkit.Primitives.ItemSelectionChangedEventArgs e)
        {
            _model.Berths.Clear();
            foreach(Berth berth in comboBoxBerths.SelectedItems)
                _model.Berths.Add(berth.Id);
            SearchFilterChanged?.Invoke();
        }

        private void comboBoxAgencies_ItemSelectionChanged(object sender, Xceed.Wpf.Toolkit.Primitives.ItemSelectionChangedEventArgs e)
        {
            _model.Agencies.Clear();
            foreach (Participant agency in comboBoxAgencies.SelectedItems)
                _model.Agencies.Add(agency.Id);
            SearchFilterChanged?.Invoke();
        }        

        private void textBoxSearch_Pasting(object sender, System.Windows.DataObjectPastingEventArgs e)
        {
            this.SearchFilter.SearchString = e.SourceDataObject.ToString();
            SearchFilterChanged?.Invoke();
        }

        private void textBoxSearch_PreviewTextInput(object sender, TextCompositionEventArgs e)
        {
            this.SearchFilter.SearchString = this.textBoxSearch.Text + e.Text;
            SearchFilterChanged?.Invoke();
        }

        private void textBoxSearch_TextChanged(object sender, TextChangedEventArgs e)
        {
            this.SearchFilter.SearchString = this.textBoxSearch.Text;
            SearchFilterChanged?.Invoke();
        }

        #endregion

    }
}