using MyCore.Interfaces.DTO;
using MyCore.Interfaces.Models;
using MyCore.Service;
using MyCore.Service.Services;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Threading.Tasks;

namespace MyCore.Services.Devices
{
    public class ActionService
    {
        private static Provider currentProvider;
        private static Device deviceTrigger;
        private static string providerFromTopic;
        private static string deviceServiceName;
        public static async Task HandleActionFromMQTTAsync(string topic, string message, DeviceDatabaseService _DeviceDatabaseService, GroupDatabaseService _GroupDatabaseService, ProviderDatabaseService _ProviderDatabaseService, RoomDatabaseService _RoomDatabaseService, AutomationDatabaseService _AutomationDatabaseService, AlarmDatabaseService _AlarmDatabaseService, EventDatabaseService _EventDatabaseService, Home home)
        {
            System.Console.WriteLine($"Received message {message}");

            string[] topicSplit = topic.Split('/');
            try {
                providerFromTopic = topicSplit[0];
                deviceServiceName = topicSplit[1];
            } catch (Exception ex) {
                System.Console.WriteLine($"Exeption throw when fetching provider and device from topic {topic} - Error: {ex}");
            }
            
            switch (providerFromTopic) {
                case "zigbee2mqtt":
                    
                    break;
                default:
                    break;
            }

            currentProvider = Enum.IsDefined(typeof(ProviderType), providerFromTopic) ? _ProviderDatabaseService.GetByType(home.Id, (ProviderType) Enum.Parse(typeof(ProviderType), providerFromTopic.ToLower())) : null;

            if (currentProvider != null)
            {
                deviceTrigger = _DeviceDatabaseService.GetByName(deviceServiceName).FirstOrDefault();

                if (deviceTrigger != null)
                {
                    try
                    {
                        // if is not a set => check automation
                        if (topicSplit.Length <= 2)
                        {
                            #region Automations
                            var automations = _AutomationDatabaseService.GetActiveByProvider(currentProvider.Id);
                            AutomationService.HandleAutomation(automations, deviceTrigger, message, _DeviceDatabaseService, _ProviderDatabaseService, _GroupDatabaseService, _EventDatabaseService, home);
                            #endregion

                            #region Alarm
                            AlarmMode alarmMode = _AlarmDatabaseService.GetCurrentActivatedAlarm(home.Id);
                            if (alarmMode != null)
                                if (alarmMode.DevicesIds.Contains(deviceTrigger.Id))
                                    AlarmService.HandleMessageAsync(alarmMode, deviceTrigger, message, _DeviceDatabaseService, _ProviderDatabaseService, _GroupDatabaseService, _EventDatabaseService, home);
                            #endregion

                            // We'll try to get last info and update our objects
                            if (topicSplit.Length == 2)
                            {
                                // try the parsing !
                                var zigbeeParsedMessage = JsonConvert.DeserializeObject<Zigbee2MqttRequest>(message);
                                deviceTrigger = DeviceService.UpdateDeviceFromZigbeeEvent(deviceTrigger, zigbeeParsedMessage);
                            }

                            // Update last state of devices
                            deviceTrigger.LastMessageDate = DateTime.Now;
                            deviceTrigger.LastMessage = message;
                            deviceTrigger.LastStateDate = DateTime.Now;
                            deviceTrigger.LastState = message;
                            _DeviceDatabaseService.Update(deviceTrigger);

                            EventDetailDTO eventDetailDTO = new EventDetailDTO() { Type = EventType.DeviceState, HomeId = home.Id, RoomId = deviceTrigger.RoomId, DeviceState = new DeviceState() { DeviceId = deviceTrigger.Id, DeviceName = deviceTrigger.Name, DeviceType = deviceTrigger.Type, Message = message } };
                            EventService.CreateOrUpdate(_EventDatabaseService, home.Id, eventDetailDTO, true);
                        }
                        else
                        {
                            
                        }
                    }
                    catch (Exception ex)
                    {
                        System.Console.WriteLine($"Exeption from automation logic - {ex}");
                    }
                }
                else
                {
                    System.Console.WriteLine($"Current device Trigger not found - {deviceServiceName}");
                }
            }
            else {
                System.Console.WriteLine($"Current provider not found - {providerFromTopic}");
            }
        }
    }
}