iceshrimp/packages/backend/src/server/api/mastodon/streaming/channels/direct.ts

73 lines
2.5 KiB
TypeScript

import { MastodonStream } from "../channel.js";
import { Note } from "@/models/entities/note.js";
import { NoteConverter } from "@/server/api/mastodon/converters/note.js";
import { StreamMessages } from "@/server/api/stream/types.js";
import { NoteHelpers } from "@/server/api/mastodon/helpers/note.js";
import { Packed } from "@/misc/schema.js";
export class MastodonStreamDirect extends MastodonStream {
public static shouldShare = true;
public static requireCredential = true;
public static requiredScopes = ['read:statuses'];
constructor(connection: MastodonStream["connection"], name: string) {
super(connection, name);
this.onNote = this.onNote.bind(this);
this.onNoteEvent = this.onNoteEvent.bind(this);
}
override get user() {
return this.connection.user!;
}
public async init() {
this.subscriber.on("notesStream", this.onNote);
this.subscriber.on("noteUpdatesStream", this.onNoteEvent);
}
private async onNote(note: Note) {
if (!this.shouldProcessNote(note)) return;
NoteConverter.encodeEvent(note, this.user).then(encoded => {
this.connection.send(this.chName, "update", encoded);
});
NoteHelpers.getConversationFromEvent(note.id, this.user).then(conversation => {
this.connection.send(this.chName, "conversation", conversation);
});
}
private async onNoteEvent(data: StreamMessages["noteUpdates"]["payload"]) {
const note = data.body;
if (!this.shouldProcessNote(note)) return;
NoteHelpers.getConversationFromEvent(note.id, this.user).then(conversation => {
this.connection.send(this.chName, "conversation", conversation);
});
switch (data.type) {
case "updated":
NoteConverter.encodeEvent(note, this.user).then(encoded => {
this.connection.send(this.chName, "status.update", encoded);
});
break;
case "deleted":
this.connection.send(this.chName, "delete", note.id);
break;
default:
break;
}
}
private shouldProcessNote(note: Note | Packed<"Note">): boolean {
if (note.visibility !== "specified") return false;
if (note.userId !== this.user.id && !note.visibleUserIds?.includes(this.user.id)) return false;
return true;
}
public dispose() {
this.subscriber.off("notesStream", this.onNote);
this.subscriber.off("noteUpdatesStream", this.onNoteEvent);
}
}