server/src/Admin/Models/StripeSubscriptionsModel.cs

using System.ComponentModel.DataAnnotations;
using Bit.Core.Models.BitStripe;

namespace Bit.Admin.Models
{
    public class StripeSubscriptionRowModel
    {
        public Stripe.Subscription Subscription { get; set; }
        public bool Selected { get; set; }

        public StripeSubscriptionRowModel() { }
        public StripeSubscriptionRowModel(Stripe.Subscription subscription)
        {
            Subscription = subscription;
        }
    }

    public enum StripeSubscriptionsAction
    {
        Search,
        PreviousPage,
        NextPage,
        Export,
        BulkCancel
    }

    public class StripeSubscriptionsModel : IValidatableObject
    {
        public List<StripeSubscriptionRowModel> Items { get; set; }
        public StripeSubscriptionsAction Action { get; set; } = StripeSubscriptionsAction.Search;
        public string Message { get; set; }
        public List<Stripe.Price> Prices { get; set; }
        public StripeSubscriptionListOptions Filter { get; set; } = new StripeSubscriptionListOptions();
        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
        {
            if (Action == StripeSubscriptionsAction.BulkCancel && Filter.Status != "unpaid")
            {
                yield return new ValidationResult("Bulk cancel is currently only supported for unpaid subscriptions");
            }
        }
    }
}