using LiteCharms.Infrastructure.Database;

namespace LiteCharms.Features.Notifications.Commands.Handlers;

public class CreateNotificationCommandHandler(IDbContextFactory<ShopDbContext> contextFactory) : IRequestHandler<CreateNotificationCommand, Result<Guid>>
{
    public async ValueTask<Result<Guid>> Handle(CreateNotificationCommand request, CancellationToken cancellationToken)
    {
		try
		{
            using var context = await contextFactory.CreateDbContextAsync(cancellationToken);

            var newNotification = context.Notifications.Add(new Entities.Notification
            {
                Direction = request.Direction,
                Sender = request.Author,
                Subject = request.Title,
                Message = request.Description,
                Platform = request.Platform,
                Recipient = request.PlatformAddress,
                CorrelationId = request.CorrelationId,
                CorrelationIdType = request.CorrelationIdType,
                IsInternal = request.IsInternal,
            });

            return newNotification is not null 
                ? Result.Ok(newNotification.Entity.Id) 
                : Result.Fail(new Error("Failed to create notification"));
        }
		catch (Exception ex)
		{
            return Result.Fail(new Error(ex.Message).CausedBy(ex));
        }
    }
}