using Justice.Helpers;
using Justice.Models;
using System.Collections.ObjectModel;
using Justice.Services;

namespace Justice.Views
{
    public partial class AuthorityReportsPage : ContentPage
    {
        private readonly DatabaseHelper _dbHelper;
        public ObservableCollection<IncidentReport> Reports { get; set; }

        public AuthorityReportsPage()
        {
            InitializeComponent();
            _dbHelper = new DatabaseHelper();
            Reports = new ObservableCollection<IncidentReport>();
            ReportsListView.ItemsSource = Reports;
        }

        protected override async void OnAppearing()
        {
            base.OnAppearing();
            await LoadReportsAsync();
        }

        private async Task LoadReportsAsync()
        {
            try
            {
                Reports.Clear();
                var reportsFromDb = await _dbHelper.GetAllAsync<IncidentReport>();
                foreach (var report in reportsFromDb)
                {
                    Reports.Add(report);
                }
            }
            catch (Exception ex)
            {
                await DisplayAlert("Error", $"Failed to load reports: {ex.Message}", "OK");
            }
        }

        private async void OnUpdateStatusClicked(object sender, EventArgs e)
        {
            var button = sender as Button;
            if (button?.CommandParameter is IncidentReport selectedReport)
            {
                selectedReport.Status = "Resolved";

                try
                {
                    await _dbHelper.UpdateAsync(selectedReport);
                    await DisplayAlert("Success", "Status updated to Resolved.", "OK");

                    // Push notification to end user (dummy logic)
                    await DisplayAlert("Notification", $"Notification sent to {selectedReport.ReporterName}.", "OK");
                    await LoadReportsAsync();
                }
                catch (Exception ex)
                {
                    await DisplayAlert("Error", $"Failed to update status: {ex.Message}", "OK");
                }
            }
        }

        private async void OnViewAttachmentClicked(object sender, EventArgs e)
        {
            var button = sender as Button;
            if (button?.CommandParameter is IncidentReport selectedReport)
            {
                if (!string.IsNullOrEmpty(selectedReport.AttachmentPath))
                {
                    try
                    {
                        await Launcher.OpenAsync(new OpenFileRequest
                        {
                            File = new ReadOnlyFile(selectedReport.AttachmentPath)
                        });
                    }
                    catch (Exception ex)
                    {
                        await DisplayAlert("Error", $"Failed to open attachment: {ex.Message}", "OK");
                    }
                }
                else
                {
                    await DisplayAlert("Error", "No attachment found for this report.", "OK");
                }
            }
        }
    }
}