using Microsoft.Extensions.Options;
using Somnia.GuestLog.Enums.Models;
using Somnia.GuestLog.Models.Configuration;
using Somnia.GuestLog.Utils.DI;

namespace Somnia.GuestLog.Services.StayExport;

public class StayExportFormatProviderFactory(
    IServiceProvider serviceProvider,
    IOptions<StayExportConfig> config
) : IStayExportFormatProviderFactory, IFactoryDI
{
    public static void RegisterFactoryItems(IServiceCollection services)
    {
        services.AddKeyedSingleton<IStayExportFormatProvider, StayExportProviderJson>(StayExportFormat.GuestLogJson);
        services.AddKeyedSingleton<IStayExportFormatProvider, StayExportProviderSpainParteViajeros>(StayExportFormat.SpainParteViajeros);
    }


    public IStayExportFormatProvider GetProvider(StayExportFormat exportFormat)
    {
        if (config.Value.EnableStayExport == false)
        {
            throw new InvalidOperationException("StayExport is disabled. Enable and configure it first!");
        }

        return serviceProvider.GetKeyedService<IStayExportFormatProvider>(exportFormat)
            ?? throw new InvalidOperationException($"StayExport service not found for ExportFormat: '{exportFormat}'");
    }
}