using InnovEnergy.Lib.Utils;
using InnovEnergy.Lib.Victron.VeDBus;
using InnovEnergy.WireFormat.VictronV1;

namespace InnovEnergy.VenusLogger.Parsers;

public static class PvCharger
{
    public static Maybe<Device> GetPvCharger(this IEnumerable<ServiceProperties> services)
    {
        var solarChargers = services
                           .Where(VeService.IsSolarChargerService)
                           .TrySelect(GetPvCharger)
                           .ToList();

        if (solarChargers.Count <= 1)
            return solarChargers.FirstOrDefault().Maybe();

        return new Device { Type = DeviceType.Mppt, Devices = { solarChargers } };
    }

    private static Device GetPvCharger(ServiceProperties sp) => new Device
    {
        Type = DeviceType.Mppt,
        Phases = { sp.Properties.GetDcPhase() }
    };
}