using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Input;
using Livia.Models.Data;
using Livia.Utility.DependencyInjection;
using Livia.ViewModels;
using Microsoft.Extensions.DependencyInjection;
using Microsoft.Extensions.Logging;
using Ookii.Dialogs.Wpf;

namespace Livia.Views;

/// <summary>
/// Interaction logic for CheckReportDialog.xaml
/// </summary>
public partial class CheckReportDialog
{
    private readonly ILogger _logger;
    private readonly CheckReportWindowViewModel _viewModel;
    private string? _patientName;

    public CheckReportDialog(string dataKey, bool showDeleteButton = true, string patientName = "")
    {
        _viewModel = ActivatorUtilities.CreateInstance<CheckReportWindowViewModel>(ServiceProviderFactory.ServiceProvider);
        DataContext = _viewModel;
        _viewModel.OnRequestClose += (_, _) => Close();
        InitializeComponent();
        _patientName = patientName;
        Task.FromResult(_viewModel.LoadReportData(dataKey, showDeleteButton));
        _logger = ActivatorUtilities.GetServiceOrCreateInstance<ILogger>(ServiceProviderFactory.ServiceProvider);
    }

    private void WindowClosing(object sender, CancelEventArgs e)
    {
        _viewModel.Dispose();
    }

    private async void DeleteReportButtonClick(object sender, RoutedEventArgs e)
    {
        ReportItem? data = GetDataFromSender(sender);
        if (data == null)
            return;

        try
        {
            await _viewModel.DeleteReport(data.Id);
        }
        catch (Exception exception)
        {
            _logger.LogError(exception, $"Error DeleteReport, Id = {data.Id}");
        }
    }

    private async void DownloadReportButtonClick(object sender, RoutedEventArgs e)
    {
        ReportItem? data = GetDataFromSender(sender);
        if (data == null)
            return;

        string name = _viewModel.PatientInfoManager.AnonymousMode ? "Anonymous" : _viewModel.PatientInfoManager.PatientName;
        if (!string.IsNullOrEmpty(_patientName)) name = _patientName;
        VistaSaveFileDialog dialog = new()
        {
            OverwritePrompt = true,
            CheckFileExists = true,
            CheckPathExists = true,
            AddExtension = true,
            FileName = $"{name}_{data.Title}",
            Filter = "pdf|*.pdf",
            DefaultExt = ".pdf"
        };

        if (!(dialog.ShowDialog() ?? false)) 
            return;

        try
        {
            await _viewModel.DownloadReport(data.Id, dialog.FileName);
        }
        catch (Exception exception)
        {
            _logger.LogError(exception, $"Error DownloadReport, Id = {data.Id},  FileName = {dialog.FileName}");
        }
    }

    private async void PushReportButtonClick(object sender, RoutedEventArgs e)
    {
        ReportItem? data = GetDataFromSender(sender);
        if (data == null)
            return;
        await _viewModel.PushReport(data.Id);
    }
    
    private static ReportItem? GetDataFromSender(object sender)
    {
        return (sender as Button)?.DataContext as ReportItem;
    }

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

    private void CancelButtonClick(object sender, RoutedEventArgs e)
    {
        _viewModel.Cancel();
    }

    public async Task LoadReportData(string dataKey, bool showDeleteButton = true, string patientName = "")
    {
        _patientName = patientName;
        await _viewModel.LoadReportData(dataKey, showDeleteButton);
    }

}