using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
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.Navigation;
using System.Windows.Shapes;
using VPet_Simulator.Windows.Interface;

namespace VPet.Plugin.ModMaker.ModEdit.LowTextEdit;

/// <summary>
/// Page_LowText.xaml 的交互逻辑
/// </summary>
public partial class Page_LowText : Page
{
    public ObservableCollection<LowText> LowTexts { get; set; } = new();

    public Dictionary<string, LowText> LowTextDict { get; set; } = new();

    public Page_LowText()
    {
        InitializeComponent();
        DataGrid_LowText.ItemsSource = LowTexts;
        // TODO: 多语言
    }

    private void Button_AddLowText_Click(object sender, RoutedEventArgs e)
    {
        var window = new Window_AddLowText();
        window.Closed += (s, e) =>
        {
            if (s is not Window_AddLowText addLowTextWindow || addLowTextWindow.IsCancel)
                return;
            var lowText = CreateLowTextFromWindow(addLowTextWindow);
            if (LowTextDict.TryGetValue(lowText.Text, out var oldText))
            {
                LowTextDict[lowText.Text] = LowTexts[LowTexts.IndexOf(oldText)] = lowText;
            }
            else
            {
                LowTexts.Add(lowText);
                LowTextDict.Add(lowText.Text, lowText);
            }
        };
        ShowDialogX(window);
    }

    private void DataGrid_Food_MouseDoubleClick(object sender, MouseButtonEventArgs e)
    {
        if (sender is not DataGrid dataGrid || dataGrid.SelectedItem is not LowText lowText)
            return;
        ChangeLowText(lowText);
    }

    private void TextBox_SearchFood_TextChanged(object sender, TextChangedEventArgs e)
    {
        if (sender is not TextBox textBox)
            return;
        if (textBox.Text.Length > 0)
        {
            var newList = new ObservableCollection<LowText>(
                LowTexts.Where(i => i.Text.Contains(textBox.Text))
            );
            if (newList.Count != LowTexts.Count)
                DataGrid_LowText.ItemsSource = newList;
        }
        else
            DataGrid_LowText.ItemsSource = LowTexts;
    }

    private void MenuItem_ChangeLowText_Click(object sender, RoutedEventArgs e)
    {
        if (sender is not MenuItem menuItem || menuItem.Tag is not LowText lowText)
            return;
        ChangeLowText(lowText);
    }

    private void MenuItem_RemoveLowText_Click(object sender, RoutedEventArgs e)
    {
        if (sender is not MenuItem menuItem || menuItem.Tag is not LowText lowText)
            return;
        if (DataGrid_LowText.ItemsSource is IList list && list.Count != LowTexts.Count)
            list.Remove(lowText);
        else
            LowTexts.Remove(lowText);
        LowTextDict.Remove(lowText.Text);
    }
}