using Avalonia.Controls;
using Avalonia.Interactivity;
using LehrerApp.Desktop.Services;
using LehrerApp.Desktop.ViewModels.Groups;
using Microsoft.Extensions.DependencyInjection;

namespace LehrerApp.Desktop.Views.Groups;

public partial class CompetencyOverviewTabView : UserControl
{
    public CompetencyOverviewTabView() => InitializeComponent();

    private async void OnExportPdfClick(object? sender, RoutedEventArgs e)
    {
        var topLevel = TopLevel.GetTopLevel(this);
        if (topLevel is null || DataContext is not CompetencyOverviewTabViewModel { HasRows: true } vm) return;

        var studentName = vm.SelectedStudent?.DisplayName ?? "Kein Schüler ausgewählt";
        var data = new CompetencyReportPrintData(vm.GroupLabel, studentName, vm.Summary,
            vm.ThresholdLabel,
            vm.Rows.Select(r => new CompetencyReportPrintRow(r.Domain, r.Code, r.Description,
                r.InstructionCoverage, r.ExamCoverage, r.GroupResult, r.StudentResult,
                r.Recommendation)).ToList());
        var pdf = App.Services.GetRequiredService<PdfExportService>().BuildCompetencyReportPdf(data);

        await App.Services.GetRequiredService<ExportService>().SaveAsync(topLevel.StorageProvider,
            ExportFile.Pdf("Kompetenzbericht als PDF speichern",
                $"Kompetenzbericht_{vm.GroupLabel}_{studentName}", pdf));
    }
}