using ErsatzTV.Application.Scheduling;
using ErsatzTV.Core;
using ErsatzTV.Core.Domain;
using ErsatzTV.Core.Domain.Scheduling;

namespace ErsatzTV.Controllers.Api.Requests;

public record DecoBreakContentRequest(
    int Id,
    CollectionType CollectionType,
    int? CollectionId,
    int? MediaItemId,
    int? MultiCollectionId,
    int? SmartCollectionId,
    int? PlaylistId,
    DecoBreakPlacement Placement)
{
    public UpdateDecoBreakContent ToUpdateItem() =>
        new(Id, CollectionType, CollectionId, MediaItemId, MultiCollectionId, SmartCollectionId, PlaylistId, Placement);
}

public record ReplaceDecoRequest(
    string Name,
    DecoMode WatermarkMode,
    List<int> WatermarkIds,
    bool UseWatermarkDuringFiller,
    DecoMode GraphicsElementsMode,
    List<int> GraphicsElementIds,
    bool UseGraphicsElementsDuringFiller,
    DecoMode BreakContentMode,
    List<DecoBreakContentRequest> BreakContent,
    DecoMode DefaultFillerMode,
    CollectionType DefaultFillerCollectionType,
    int? DefaultFillerCollectionId,
    int? DefaultFillerMediaItemId,
    int? DefaultFillerMultiCollectionId,
    int? DefaultFillerSmartCollectionId,
    bool DefaultFillerTrimToFit,
    DecoMode DeadAirFallbackMode,
    CollectionType DeadAirFallbackCollectionType,
    int? DeadAirFallbackCollectionId,
    int? DeadAirFallbackMediaItemId,
    int? DeadAirFallbackMultiCollectionId,
    int? DeadAirFallbackSmartCollectionId)
{
    public Either<BaseError, UpdateDeco> ToCommand(int decoGroupId, int decoId)
    {
        // Merge is only valid for the watermark and graphics-element sections; the handler treats
        // Merge on the other sections as "not overridden" (silently ignored), so reject it here.
        if (BreakContentMode is DecoMode.Merge)
        {
            return BaseError.New("[BreakContentMode] does not support Merge; use Inherit, Disable, or Override");
        }

        if (DefaultFillerMode is DecoMode.Merge)
        {
            return BaseError.New("[DefaultFillerMode] does not support Merge; use Inherit, Disable, or Override");
        }

        if (DeadAirFallbackMode is DecoMode.Merge)
        {
            return BaseError.New("[DeadAirFallbackMode] does not support Merge; use Inherit, Disable, or Override");
        }

        return new UpdateDeco(
            decoId,
            decoGroupId,
            Name,
            WatermarkMode,
            WatermarkIds ?? [],
            UseWatermarkDuringFiller,
            GraphicsElementsMode,
            GraphicsElementIds ?? [],
            UseGraphicsElementsDuringFiller,
            BreakContentMode,
            (BreakContent ?? []).Select(bc => bc.ToUpdateItem()).ToList(),
            DefaultFillerMode,
            DefaultFillerCollectionType,
            DefaultFillerCollectionId,
            DefaultFillerMediaItemId,
            DefaultFillerMultiCollectionId,
            DefaultFillerSmartCollectionId,
            DefaultFillerTrimToFit,
            DeadAirFallbackMode,
            DeadAirFallbackCollectionType,
            DeadAirFallbackCollectionId,
            DeadAirFallbackMediaItemId,
            DeadAirFallbackMultiCollectionId,
            DeadAirFallbackSmartCollectionId);
    }
}