using System;

namespace Gma.QrCodeNet.Encoding.Versions;

internal struct QRCodeVersion
{
	internal QRCodeVersion(int versionNum, int totalCodewords, ErrorCorrectionBlocks ecblocksL, ErrorCorrectionBlocks ecblocksM, ErrorCorrectionBlocks ecblocksQ, ErrorCorrectionBlocks ecblocksH)
		: this()
	{
		VersionNum = versionNum;
		TotalCodewords = totalCodewords;
		ECBlocks = new ErrorCorrectionBlocks[] { ecblocksL, ecblocksM, ecblocksQ, ecblocksH };
		DimensionForVersion = 17 + (versionNum * 4);
	}

	internal int VersionNum { get; private set; }

	internal int TotalCodewords { get; private set; }

	internal int DimensionForVersion { get; private set; }

	private ErrorCorrectionBlocks[] ECBlocks { get; }

	internal ErrorCorrectionBlocks GetECBlocksByLevel(ErrorCorrectionLevel eCLevel)
	{
		return eCLevel switch
		{
			ErrorCorrectionLevel.L => ECBlocks[0],
			ErrorCorrectionLevel.M => ECBlocks[1],
			ErrorCorrectionLevel.Q => ECBlocks[2],
			ErrorCorrectionLevel.H => ECBlocks[3],
			_ => throw new ArgumentOutOfRangeException(nameof(eCLevel))
		};
	}
}