using AsbCloudApp.Data;
using AsbCloudApp.Services;
using AsbCloudDb.Model;
using AsbCloudInfrastructure.Services.Cache;
using AutoMapper;
using System.Text.Json;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;

namespace AsbCloudInfrastructure.Services
{
    public class TelemetryService : ITelemetryService
    {
        private readonly IAsbCloudDbContext db;
        private readonly IMapper mapper;
        private readonly ICacheTable<Telemetry> cacheTelemetry;

        public TelemetryService(IAsbCloudDbContext db, CacheDb cacheDb,  MapperConfiguration mapperConfiguration)
        {
            this.db = db;
            mapper = mapperConfiguration.CreateMapper();
            cacheTelemetry = cacheDb.GetCachedTable<Telemetry>((AsbCloudDbContext)db);
        }

        public void UpdateData(string uid, TelemetryDataDto data)
        {
            var telemetry = cacheTelemetry.FirstOrDefault(t => t.RemoteUid == uid, RefreshMode.IfResultEmpty);

            if(telemetry is null)
            {
                var newTelemetry = new Telemetry
                {
                    RemoteUid = uid,
                    Version = data.HmiVersion,
                    Data = JsonSerializer.Serialize(data),
                    LastDataSaub = JsonSerializer.Serialize(data.DataSaub),
                };
                telemetry = cacheTelemetry.Insert(newTelemetry);
            }

            if (data.DataSaub != default)
            {
                foreach (var item in data.DataSaub)
                {
                    var dataSaub = mapper.Map<DataSaubBase>(item);
                    dataSaub.IdTelemetry = telemetry.Id;
                    db.DataSaubBases.Add(dataSaub);
                }

                db.SaveChanges();
            }    
        }

        public void UpdateInfo(string uid, TelemetryInfoDto info)
        {
            var telemetry = cacheTelemetry.FirstOrDefault(t => t.RemoteUid == uid);
            if (telemetry is null)
            {
                var newTelemetry = new Telemetry
                {
                    RemoteUid = uid,
                    Info = JsonSerializer.Serialize(info),                    
                };
                telemetry = cacheTelemetry.Insert(newTelemetry);
            }
        }
    }
}