RhSolutions-AddIn/RhSolutions.AddIn/Services/ReaderFactory.cs

namespace RhSolutions.Services;

public class ReaderFactory
{
    private readonly IServiceProvider _serviceProvider;

    public ReaderFactory(IServiceProvider serviceProvider)
    {
        _serviceProvider = serviceProvider;     
    }

    public IReader GetReader(string readerName)
    {
        return readerName switch
        {
            "Guess" => (IReader)_serviceProvider.GetService(typeof(GuessReader)),
            "Excel" => (IReader)_serviceProvider.GetService(typeof(ExcelReader)),
            _ => throw new ArgumentException($"Незвестный интерфейс {nameof(IReader)}: {readerName}")
        };
    }
}