using ErsatzTV.Application.Configuration;
using ApiXmltvBlockBehavior = ErsatzTV.Core.Api.Settings.XmltvBlockBehavior;
using ApiXmltvTimeZone = ErsatzTV.Core.Api.Settings.XmltvTimeZone;

namespace ErsatzTV.Controllers.Api.Requests;

public record UpdateXmltvSettingsRequest(int DaysToBuild, ApiXmltvTimeZone TimeZone, ApiXmltvBlockBehavior BlockBehavior)
{
    public UpdateXmltvSettings ToCommand() =>
        new(
            new XmltvSettingsViewModel
            {
                DaysToBuild = DaysToBuild,
                TimeZone = ToVmTimeZone(TimeZone),
                BlockBehavior = ToVmBlockBehavior(BlockBehavior)
            });

    private static XmltvTimeZone ToVmTimeZone(ApiXmltvTimeZone timeZone) =>
        timeZone switch
        {
            ApiXmltvTimeZone.Local => XmltvTimeZone.Local,
            ApiXmltvTimeZone.Utc => XmltvTimeZone.Utc,
            _ => throw new ArgumentOutOfRangeException(nameof(timeZone), timeZone, null)
        };

    private static XmltvBlockBehavior ToVmBlockBehavior(ApiXmltvBlockBehavior blockBehavior) =>
        blockBehavior switch
        {
            ApiXmltvBlockBehavior.SplitTimeEvenly => XmltvBlockBehavior.SplitTimeEvenly,
            ApiXmltvBlockBehavior.UseActualTimes => XmltvBlockBehavior.UseActualTimes,
            _ => throw new ArgumentOutOfRangeException(nameof(blockBehavior), blockBehavior, null)
        };
}