SocialPub/PrivaPub/Federation/Inbox/Handlers/ReplyApprovalHandler.cs

using PrivaPub.Domain.Statuses;
using PrivaPub.Models.User;

using System.Text.Json.Nodes;

namespace PrivaPub.Federation.Inbox.Handlers
{
	// FEP-5624 (PeerTube): the author of a post whose canReply asks it to approve each reply lets one of ours in, which then
	// goes to its audience carrying the approval (replyApproval)
	public class ReplyApprovalHandler : IActivityHandler
	{
		readonly IInteractionApprovals _approvals;

		public ReplyApprovalHandler(IInteractionApprovals approvals) => _approvals = approvals;

		public virtual string Type => "ApproveReply";

		protected virtual bool Approves => true;

		public async Task Handle(JsonNode activity, ForeignAvatar actor, CancellationToken token) =>
			await _approvals.Answered(activity, actor, Approves, token);
	}

	// and refuses one, which stays ours alone
	public class ReplyRejectionHandler : ReplyApprovalHandler
	{
		public ReplyRejectionHandler(IInteractionApprovals approvals) : base(approvals)
		{
		}

		public override string Type => "RejectReply";

		protected override bool Approves => false;
	}
}