using Microsoft.AspNetCore.SignalR;
using Microsoft.AspNetCore.Authorization;
using LittleShop.Services;
using LittleShop.DTOs;

namespace LittleShop.Hubs;

[Authorize(Policy = "AdminOnly")]
public class ActivityHub : Hub
{
    private readonly IBotActivityService _activityService;
    private readonly ILogger<ActivityHub> _logger;

    public ActivityHub(IBotActivityService activityService, ILogger<ActivityHub> logger)
    {
        _activityService = activityService;
        _logger = logger;
    }

    public override async Task OnConnectedAsync()
    {
        _logger.LogInformation("Admin connected to activity hub: {ConnectionId}", Context.ConnectionId);

        // Send initial summary when admin connects
        var summary = await _activityService.GetLiveActivitySummaryAsync();
        await Clients.Caller.SendAsync("InitialSummary", summary);

        await base.OnConnectedAsync();
    }

    public override Task OnDisconnectedAsync(Exception? exception)
    {
        _logger.LogInformation("Admin disconnected from activity hub: {ConnectionId}", Context.ConnectionId);
        return base.OnDisconnectedAsync(exception);
    }

    public async Task GetRecentActivities(int minutesBack = 5)
    {
        var activities = await _activityService.GetRecentActivitiesAsync(minutesBack);
        await Clients.Caller.SendAsync("RecentActivities", activities);
    }

    public async Task GetActivityStats(int hoursBack = 24)
    {
        var stats = await _activityService.GetActivityTypeStatsAsync(hoursBack);
        await Clients.Caller.SendAsync("ActivityStats", stats);
    }

    public async Task GetSessionActivities(string sessionIdentifier)
    {
        var activities = await _activityService.GetActivitiesBySessionAsync(sessionIdentifier);
        await Clients.Caller.SendAsync("SessionActivities", activities);
    }
}