using System;
using System.Threading;
using System.Threading.Tasks;
using TINK.Model.Device;
using Xamarin.Essentials;

namespace TINK.Model.Services.Geolocation
{
    public class SimulatedGeolocationService : IGeolocation
    {
        private IGeolodationDependent Dependent { get; }

        public SimulatedGeolocationService(IGeolodationDependent dependent)
        {
            Dependent = dependent;
        }

        /// <summary> Gets the current location.</summary>
        /// <param name="cancelToken">Token to cancel request for geolocation.</param>
        /// <param name="timeStamp">Time when geolocation is of interest. Is used to determine whether cached geoloation can be used or not.</param>
        public async Task<Location> GetAsync(CancellationToken? cancelToken = null, DateTime? timeStamp = null)
        {
            return await Task.FromResult(new Location(47.976634, 7.825490) { Accuracy = 0, Timestamp = timeStamp ?? DateTime.Now }); ;
        }

        /// <summary> If true location data returned is simulated.</summary>
        public bool IsSimulation { get => true; }

        public bool IsGeolcationEnabled => Dependent.IsGeolcationEnabled;
    }
}