using System;
using TINK.Model.Connector;

namespace TINK.Services.BluetoothLock.Tdo
{
	/// <summary> Data required to connect to a blutooth lock.</summary>
	public class LockInfoAuthTdo
	{
		/// <summary> Identification number of bluetooth lock, 6-digits, second part of advertisement name.</summary>
		public int Id { get; private set; }

		/// <summary> GUID to the device. </summary>
		public Guid Guid { get; private set; }

		/// <summary> Seed used to generate key for connecting to bluetooth lock.</summary>
		public byte[] K_seed { get; private set; }

		/// <summary> Key for connect to bluetooth lock as user.</summary>
		public byte[] K_u { get; private set; }

		/// <summary> Key for connect to bluetooth lock as admin.</summary>
		public byte[] K_a { get; private set; }

		public bool IsIdValid => Id != TextToLockItTypeHelper.INVALIDLOCKID;

		public bool IsGuidValid => Guid != TextToLockItTypeHelper.INVALIDLOCKGUID;

		public class Builder
		{
			private LockInfoAuthTdo lockInfoTdo = new LockInfoAuthTdo();

			public Builder() { }

			/// <summary> Identification number of bluetooth lock, 6-digits, second part of advertisement name.</summary>
			public int Id { get => lockInfoTdo.Id; set { lockInfoTdo.Id = value; } }

			/// <summary> GUID to the device. </summary>
			public Guid Guid { get => lockInfoTdo.Guid; set { lockInfoTdo.Guid = value; } }

			/// <summary> Seed used to generate key for connecting to bluetooth lock.</summary>
			public byte[] K_seed { get => lockInfoTdo.K_seed; set { lockInfoTdo.K_seed = value; } }

			/// <summary> Key for connect to bluetooth lock as user.</summary>
			public byte[] K_u { get => lockInfoTdo.K_u; set { lockInfoTdo.K_u = value; } }

			/// <summary> Key for connect to bluetooth lock as admin.</summary>
			public byte[] K_a { get => lockInfoTdo.K_a; set { lockInfoTdo.K_a = value; } }

			public LockInfoAuthTdo Build()
			{
				if (K_seed == null) K_seed = new byte[0];

				if (K_u == null) K_u = new byte[0];

				if (K_a == null) K_a = new byte[0];

				return lockInfoTdo;
			}
		}
	}
}