using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using gehGassi.Dto;
using gehGassiApp.Core.Interfaces;
using gehGassiApp.Core.Resources;
using gehGassiApp.Domain.Lookup;

namespace gehGassiApp.Core.Services
{
    /// <summary>
    /// Service der die Verwaltung von DogOwnern ermöglicht
    /// </summary>
    public class DogOwnerService : IDogOwnerService
    {
        private readonly ICommunicationService _communicationService;
        private readonly ILocationService _locationService;

        /// <summary>
        /// Erstellt eine Instanz
        /// </summary>
        /// <param name="communicationService">Instanz eines ICommunicationService</param>
        /// <param name="locationService">Instanz eines ILocationService</param>
        public DogOwnerService(ICommunicationService communicationService, ILocationService locationService)
        {
            _communicationService = communicationService;
            _locationService = locationService;
        }

        /// <summary>
        /// Gibt Detailinfos zu einem DogOwner zurück
        /// </summary>
        /// <param name="dogOwnerId">Id des Dogowners</param>
        /// <param name="accessToken">Aktuelles Accesstoken</param>
        /// <param name="token">CancellationToken</param>
        /// <returns>CommunicationResult</returns>
        public async Task<CommunicationResult<DogOwnerInfo>> GetDogOwnerAsync(string dogOwnerId, string accessToken, CancellationToken token)
        {
            var result = new CommunicationResult<DogOwnerInfo>() { Value = new DogOwnerInfo() };

            var isConnected = await _communicationService.IsConnected();
            if (isConnected)
            {
                var dogOwnerResult = await _communicationService.GetDogOwnerAsync(dogOwnerId, accessToken, token);
                if (dogOwnerResult.Success)
                    return dogOwnerResult;
            }
            else
            {
                result.Success = false;
                result.ErrorCode = CommunicationErrors.ServerNoConnection;
                result.ErrorMessage = Errors.Server_NoConnection;
            }

            return result;
        }
    }
}