using System.ComponentModel;
using System.IO;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using Livia.Properties;
using Livia.Utility.DependencyInjection;
using Livia.ViewModels;
using MaterialDesignThemes.Wpf;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Ookii.Dialogs.Wpf;

namespace Livia.Views;

/// <summary>
/// Interaction logic for SelectReportModuleDialog.xaml
/// </summary>
public partial class SelectReportModuleDialog
{
    public static string FilterString { get; set; } = "PDF|*.pdf";
    private readonly ILogger _logger;
    private readonly SelectReportModuleWindowViewModel _viewModel;

    public SelectReportModuleDialog()
    {
        _logger = ActivatorUtilities.GetServiceOrCreateInstance<ILogger>(ServiceProviderFactory.ServiceProvider);
        _viewModel = ActivatorUtilities.CreateInstance<SelectReportModuleWindowViewModel>(ServiceProviderFactory.ServiceProvider);
        DataContext = _viewModel;
        _viewModel.OnRequestClose += (_, _) => Close();
        InitializeComponent();
    }

    private void WindowClosing(object sender, CancelEventArgs e)
    {
        _viewModel.Dispose();
    }
    
    private void TitleBarMouseLeftButtonDown(object sender, MouseEventArgs e)
    {
        try
        {
            DragMove();
        }
        catch (Exception exception)
        {
            _logger.LogError(exception, "Error dragging window, sender = {sender},  event = {event}", sender, e);
        }
    }

    public async void ConfirmButtonClick(object sender, RoutedEventArgs e)
    {
        if (!_viewModel.CheckReportNameValid())
            return;

        ConfirmButton.IsEnabled = false;

        string name = _viewModel.PatientInfoManager.AnonymousMode ? "Anonymous" : _viewModel.PatientInfoManager.PatientName;
        VistaSaveFileDialog dialog = new()
        {
            OverwritePrompt = true,
            CheckFileExists = true,
            CheckPathExists = true,
            AddExtension = true,
            FileName = $"{name}_{_viewModel.ReportName}".Trim(Path.GetInvalidFileNameChars()),
            Filter = FilterString,
            DefaultExt = ".pdf"
        };

        if (dialog.ShowDialog() ?? false)
        {
            try
            {
                if (await _viewModel.SelectReportModule(dialog.FileName))
                {
                    Close();
                }
            }
            catch (Exception exception)
            {
                _logger.LogError(exception, $"Error SelectReportModule, FileName = {dialog.FileName}");
            }
        }

        if (!Settings.Default.ShowSelectReportModuleDialog)
        {
            Close();
        }

        ConfirmButton.IsEnabled = true;
    }

    private void ReportNameTextChanged(object sender, TextChangedEventArgs e)
    {
        double scale = string.Equals(ReportName.Text, SelectReportModuleWindowViewModel.DefaultReportName) ? 1d : 0d;
        ReportName.SetValue(HintAssist.FloatingScaleProperty, scale);
    }
}