using System;
using System.Collections.Generic;
using Newtonsoft.Json;
using PepperDash.Core;
using PepperDash.Core.Logging;
using PepperDash.Essentials.Core;
using PepperDash.Essentials.Room.Config;

namespace PepperDash.Essentials.AppServer.Messengers;

/// <summary>
/// Represents a RoomEventScheduleMessenger
/// </summary>
public class IRoomEventScheduleMessenger : MessengerBase
{
    private readonly IRoomEventSchedule _room;

    /// <summary>
    /// Initializes a new instance of the <see cref="IRoomEventScheduleMessenger"/> class.
    /// </summary>
    /// <param name="key"></param>
    /// <param name="messagePath"></param>
    /// <param name="room"></param>
    public IRoomEventScheduleMessenger(string key, string messagePath, IRoomEventSchedule room)
        : base(key, messagePath, room as IKeyName)
    {
        _room = room;
    }

    #region Overrides of MessengerBase

    /// <inheritdoc />
    protected override void RegisterActions()
    {
        AddAction("/saveScheduledEvents", (id, content) => SaveScheduledEvents(content.ToObject<List<ScheduledEventConfig>>()));
        AddAction("/fullStatus", (id, content) =>
        {
            var events = _room.GetScheduledEvents();
            SendFullStatus(events, id);
        });
        AddAction("/roomEventStatus", (id, content) =>
        {
            var events = _room.GetScheduledEvents();

            SendFullStatus(events, id);
        });

        AddAction("/scheduledEventsStatus", (id, content) =>
        {
            var events = _room.GetScheduledEvents();

            SendFullStatus(events, id);
        });

        _room.ScheduledEventsChanged += (sender, args) => SendFullStatus(args.ScheduledEvents);
    }

    #endregion

    private void SaveScheduledEvents(List<ScheduledEventConfig> events)
    {
        foreach (var evt in events)
        {
            SaveScheduledEvent(evt);
        }
    }

    private void SaveScheduledEvent(ScheduledEventConfig eventConfig)
    {
        try
        {
            _room.AddOrUpdateScheduledEvent(eventConfig);
        }
        catch (Exception ex)
        {
            this.LogException(ex, "Exception saving event");
        }
    }

    private void SendFullStatus(List<ScheduledEventConfig> events, string id = null)
    {

        var message = new RoomEventScheduleStateMessage
        {
            ScheduleEvents = events,
        };

        PostStatusMessage(message, id);
    }
}

/// <summary>
/// Represents a RoomEventScheduleStateMessage
/// </summary>
public class RoomEventScheduleStateMessage : DeviceStateMessageBase
{
    /// <summary>
    /// Gets or sets the ScheduleEvents
    /// </summary>
    [JsonProperty("scheduleEvents")]
    public List<ScheduledEventConfig> ScheduleEvents { get; set; }
}