SocialPub/PrivaPub/Models/Post/Post.cs

using MongoDB.Bson.Serialization.Attributes;
using MongoDB.Entities;

namespace PrivaPub.Models.Post
{
	public class Post : Entity
	{
		public string GroupUserId { get; set; }//local author's Avatar.ID
		public string AuthorAccountId { get; set; }//Avatar.ID or ForeignAvatar.ID
		public string AnsweringToPostId { get; set; }//the parent's Post.ID when we hold it
		public string InReplyToURI { get; set; }
		public string InReplyToAccountId { get; set; }
		public string InReplyToActorURI { get; set; }//a local reply's remote parent author, named in its cc
		public string GroupId { get; set; }
		public string ConversationId { get; set; }//DmGroup.ID of a direct post
		public string AudienceURI { get; set; }//a remote community the post was made in
		public string WallURI { get; set; }//the wall it was written on (FEP-400e): a persona's here, or another account's elsewhere
		public string WallOwnerURI { get; set; }//that wall's owner, whose followers it reaches
		public string WallOwnerAccountId { get; set; }//the owner's Avatar.ID or ForeignAvatar.ID
		public string ReblogOfPostId { get; set; }
		public PostVisibility Visibility { get; set; }
		public string Title { get; set; }
		public string SpoilerText { get; set; }
		public string Excerpt { get; set; }//a non-Note's summary: a teaser, a description, an event's date and place
		public string Text { get; set; }
		public string ContentHtml { get; set; }
		public ContentFormat ContentFormat { get; set; }
		public string Language { get; set; }
		public List<PostMention> Mentions { get; set; } = new();
		public List<string> Tags { get; set; } = new();
		public List<PostMedia> Media { get; set; } = new();
		public List<CustomEmoji> Emojis { get; set; } = new();
		[BsonIgnoreIfNull]
		public PostSource Source { get; set; }//the remote author's own text (Markdown, MFM, BBCode)
		[BsonIgnoreIfNull]
		public string CoverURL { get; set; }//a remote object's own image: article cover, video poster, event banner
		[BsonIgnoreIfNull]
		public PostLink Link { get; set; }
		[BsonIgnoreIfNull]
		public VideoDetails Video { get; set; }
		[BsonIgnoreIfNull]
		public AudioDetails Audio { get; set; }
		[BsonIgnoreIfNull]
		public EventDetails Event { get; set; }
		[BsonIgnoreIfNull]
		public PostPlace Place { get; set; }
		[BsonIgnoreIfNull]
		public PostPoll Poll { get; set; }
		[BsonIgnoreIfNull]
		public List<PostFlair> Flairs { get; set; }
		[BsonIgnoreIfNull]
		public List<string> SearchableBy { get; set; }//FEP-268d on the post itself: outranks its author's
		public List<float> Location { get; set; } = new();
		public float RangeKm { get; set; } = 5.0f;
		[BsonIgnoreIfNull]
		public Coordinates2D Geo { get; set; }
		[BsonIgnoreIfNull]
		public double? Distance { get; set; }
		public bool HasContentWarning { get; set; } = false;
		public bool IsLocalOnly { get; set; }
		public bool AuthorGone { get; set; }//its remote author deleted their account: kept, but hidden everywhere (VisibilityPolicy)
		// the staff's moderation (completion program R6, Domain/Moderation/AccountModeration.cs), copied from the author so a
		// query needs no join: suspended, it is hidden everywhere as AuthorGone is (until the suspension is lifted); limited
		// (the author or its server silenced), it stays out of the public and hashtag timelines, trends, search and the
		// relays, and its followers still get it. A banned login's personas are never flagged (that would pair them):
		// Restrictions treats them as suspended when posts are read.
		public bool AuthorSuspended { get; set; }
		public bool AuthorLimited { get; set; }
		public DateTime? ModeratedAt { get; set; }//a remote copy the staff took down: kept, hidden everywhere, never fetched again

		public bool IsFederatedCopy { get; set; }
		public string ObjectURI { get; set; }//the Note's id
		public string ImportedFromURI { get; set; }//a post imported from another actor's archive: the original's id (PersonaImport)
		public string ObjectType { get; set; }//the remote object's type: Note, Article, Page, Video, Event…; null for local posts
		public bool AsChatMessage { get; set; }//a local direct message sent as a ChatMessage: its one recipient writes to us that way
		public string ActivityURI { get; set; }//the Create's id
		public string ActorURI { get; set; }//attributedTo
		public string Url { get; set; }
		public string ContextURI { get; set; }
		public DateTime? LockedAt { get; set; }//no more replies: its community's moderators locked it (Lemmy's Lock, or commentsEnabled false)
		public string QuoteURI { get; set; }
		public string QuotedPostId { get; set; }//our copy of the quoted post, once fetched
		public QuoteState QuoteState { get; set; }
		public string QuoteAuthorizationURI { get; set; }//FEP-044f: the quoted author's stamp
		public bool QuoteByConsent { get; set; }
		public string LocalQuotePolicy { get; set; }//who may quote this local post: QuotePolicies.Public, Followers or Nobody//our quote of a post whose server asks for consent (FEP-044f), so `quote` is sent
		public int QuotesCount { get; set; }
		[BsonIgnoreIfNull]
		public InteractionRule QuotePolicy { get; set; }//a remote post's interactionPolicy.canQuote; null when it states none
		// a remote post's interactionPolicy.canReply, canLike and canAnnounce (GoToSocial); null when it states none, which
		// means anyone, automatically
		[BsonIgnoreIfNull]
		public InteractionRule ReplyPolicy { get; set; }
		[BsonIgnoreIfNull]
		public InteractionRule LikePolicy { get; set; }
		[BsonIgnoreIfNull]
		public InteractionRule AnnouncePolicy { get; set; }
		// a remote post's FEP-5624 canReply (PeerTube): who may reply (Manual), each reply then approved by its author with an
		// ApproveReply or refused with a RejectReply; null when it states none
		[BsonIgnoreIfNull]
		public InteractionRule ReplyApprovals { get; set; }
		// our reply or boost of a remote post whose policy asks its author first, and the author's authorization once given:
		// GoToSocial's (ApprovalURI, sent as replyAuthorization), or FEP-5624's ApproveReply (ReplyApprovalURI, sent as
		// replyApproval)
		public ApprovalState Approval { get; set; }
		public string ApprovalURI { get; set; }
		[BsonIgnoreIfNull]
		public string ReplyApprovalURI { get; set; }
		public List<string> To { get; set; } = new();
		public List<string> Cc { get; set; } = new();

		public int RepliesCount { get; set; }
		public int FavouritesCount { get; set; }
		public int DownvotesCount { get; set; }//Lemmy, PieFed, Mbin and Friendica Dislikes
		public int ReblogsCount { get; set; }
		public List<PostRevision> Revisions { get; set; } = new();

		public DateTime CreationDate { get; set; } = DateTime.UtcNow;
		public DateTime? UpdateDate { get; set; } = DateTime.UtcNow;
		public DateTime? EditedAt { get; set; }
		public DateTime? DeletedAt { get; set; }
		public string UpdateReason { get; set; }
	}

	public enum QuoteState
	{
		None,
		Pending,
		Accepted,
		Rejected,
		Revoked,
		Deleted,
		Unauthorized
	}

	public enum PostVisibility
	{
		Public,
		Unlisted,
		FollowersOnly,
		Direct,
		Circle,
		LocalGeo
	}

	public class PostMention
	{
		public string ActorURI { get; set; }
		public string AccountId { get; set; }
		public string Handle { get; set; }
		public bool IsLocal { get; set; }
		//addressed in to or cc without a Mention tag (Mastodon's silent mention): may see the post, but the post does not name it
		public bool Silent { get; set; }
	}

	public class PostRevision
	{
		public string Title { get; set; }
		public string SpoilerText { get; set; }
		public string ContentHtml { get; set; }
		public bool HasContentWarning { get; set; }
		public DateTime EditedAt { get; set; }
	}
}