using AsbCloudApp.Comparators;
using AsbCloudApp.Data.SAUB;
using AsbCloudApp.Services;
using AsbCloudDb.Model;
using AsbCloudInfrastructure.Services.Cache;
using System.Collections.Generic;
using System.Linq;

namespace AsbCloudInfrastructure.Services.SAUB
{
    public class TelemetryUserService : ITelemetryUserService
    {
        private readonly ITelemetryService telemetryService;
        private readonly CacheTable<TelemetryUser> cacheTelemetryUsers;

        public TelemetryUserService(IAsbCloudDbContext db, CacheDb cacheDb, ITelemetryService telemetryService)
        {
            this.telemetryService = telemetryService;
            cacheTelemetryUsers = cacheDb.GetCachedTable<TelemetryUser>((AsbCloudDbContext)db);
        }

        public void Upsert(string uid, IEnumerable<TelemetryUserDto> dtos)
        {
            if (!dtos.Any())
                return;

            var telemetryId = telemetryService.GetOrCreateTelemetryIdByUid(uid);

            var entities = dtos.Distinct(new TelemetryUserDtoComparer()).Select(dto => new TelemetryUser
            {
                IdUser = dto.Id,
                IdTelemetry = telemetryId,
                Level = dto.Level,
                Name = dto.Name,
                Patronymic = dto.Patronymic,
                Surname = dto.Surname,
            });
            cacheTelemetryUsers.Upsert(entities);
        }
    }
}