using System.Threading.Tasks;

namespace TINK.Services.Permissions
{
	public interface ILocationPermission
	{
		/// <summary> Checks the permission status.</summary>
		/// <returns>Current permission status.</returns>
		Task<Status> CheckStatusAsync();

		/// <summary> Requests location permission.</summary>
		/// <returns>Permission status after request.</returns>
		Task<Status> RequestAsync();

		bool OpenAppSettings();
	}

	/// <summary>
	/// Holds the permission status.
	/// </summary>
	public enum Status
	{
		//
		// Summary:
		//     The permission hasn't been granted or requested and is in an unknown state.
		Unknown = 0,
		//
		// Summary:
		//     The user has denied the permission.
		Denied = 1,

		//
		// Summary:
		//     The user has denied the permission and .
		DeniedRequiresSettingsUI = 8,

		//
		// Summary:
		//     The user has granted permission.
		Granted = 3,

	}
}