using System;

namespace ArchestrAServices.Contract;

public static class ASBSerializer
{
	public static ASBStatus ASBStatusFromArray(ASBStatusElement[] status)
	{
		ASBStatus result = new ASBStatus
		{
			Count = 0
		};
		if (status == null)
		{
			return result;
		}
		ushort num = 0;
		ASBStatusElement[] array = status;
		for (int i = 0; i < array.Length; i++)
		{
			num = ((array[i].statusValue != 0) ? ((ushort)(num + 3)) : ((ushort)(num + 1)));
		}
		if (num > 255)
		{
			throw new IndexOutOfRangeException("Too many ASBStatusElements in ASBStatusFromArray");
		}
		byte[] array2 = new byte[num];
		num = 0;
		array = status;
		for (int i = 0; i < array.Length; i++)
		{
			ASBStatusElement aSBStatusElement = array[i];
			if (aSBStatusElement.statusValue == 0)
			{
				array2[num++] = (byte)(((byte)aSBStatusElement.statusType & 0x7F) | 0x80);
				continue;
			}
			array2[num++] = (byte)((byte)aSBStatusElement.statusType & 0x7F);
			byte[] array3 = new byte[2];
			array3 = BitConverter.GetBytes(aSBStatusElement.statusValue);
			array2[num++] = array3[0];
			array2[num++] = array3[1];
		}
		result.Count = (byte)num;
		result.Payload = array2;
		return result;
	}

	public static ASBStatusElement[] ASBStatusToArray(ASBStatus status)
	{
		if (status.Payload == null)
		{
			return new ASBStatusElement[0];
		}
		byte[] payload = status.Payload;
		ushort num = 0;
		ushort num2 = 0;
		while (num2 < status.Count)
		{
			num2 = (((payload[num2] & 0x80) == 0) ? ((ushort)(num2 + 3)) : ((ushort)(num2 + 1)));
			num++;
		}
		ASBStatusElement[] array = new ASBStatusElement[num];
		num2 = 0;
		for (ushort num3 = 0; num3 < num; num3++)
		{
			if ((payload[num2] & 0x80) != 0)
			{
				array[num3].statusType = (ASBStatusType)(payload[num2] & 0x7F);
				array[num3].statusValue = 0;
				num2++;
			}
			else
			{
				array[num3].statusType = (ASBStatusType)payload[num2++];
				array[num3].statusValue = BitConverter.ToUInt16(payload, num2);
				num2 += 2;
			}
		}
		return array;
	}
}