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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,137 +1,140 @@ | ||
| import { | ||
| EventPublisher, | ||
| NostrLink, | ||
| RequestBuilder, | ||
| type NostrEvent, | ||
| type SystemInterface, | ||
| NostrPrefix, | ||
| EventKind | ||
| EventPublisher, | ||
| NostrLink, | ||
| RequestBuilder, | ||
| type NostrEvent, | ||
| type SystemInterface, | ||
| NostrPrefix, | ||
| EventKind, | ||
| } from "@snort/system"; | ||
| import EventEmitter from "eventemitter3"; | ||
|
|
||
| export interface BotEvents { | ||
| message: (msg: BotMessage) => void, | ||
| event: (ev: NostrEvent) => void, | ||
| message: (msg: BotMessage) => void; | ||
| event: (ev: NostrEvent) => void; | ||
| } | ||
|
|
||
| export interface BotMessage { | ||
| link: NostrLink, | ||
| from: string, | ||
| message: string, | ||
| event: NostrEvent, | ||
| reply: (msg: string) => void, | ||
| link: NostrLink; | ||
| from: string; | ||
| message: string; | ||
| event: NostrEvent; | ||
| reply: (msg: string) => void; | ||
| } | ||
|
|
||
| export type CommandHandler = (msg: BotMessage) => void; | ||
|
|
||
| export class SnortBot extends EventEmitter<BotEvents> { | ||
| #streams: Array<NostrLink> = []; | ||
| #seen: Set<string> = new Set(); | ||
| #activeStreamSub: Set<string> = new Set(); | ||
| #streams: Array<NostrLink> = []; | ||
| #seen: Set<string> = new Set(); | ||
| #activeStreamSub: Set<string> = new Set(); | ||
|
|
||
| constructor( | ||
| readonly name: string, | ||
| readonly system: SystemInterface, | ||
| readonly publisher: EventPublisher | ||
| ) { | ||
| super(); | ||
| system.pool.on("event", (addr, sub, e) => { | ||
| this.emit("event", e); | ||
| if (e.kind === 30311) { | ||
| const links = [e, ...this.activeStreams].map(v => NostrLink.fromEvent(v)) | ||
| const linkStr = links.map(e => e.encode()); | ||
| if (linkStr.every(a => this.#activeStreamSub.has(a))) { | ||
| return; | ||
| } | ||
| const rb = new RequestBuilder("stream-chat"); | ||
| rb.withOptions({ replaceable: true, leaveOpen: true }); | ||
| rb.withFilter() | ||
| .kinds([1311 as EventKind]) | ||
| .replyToLink(links) | ||
| .since(Math.floor(new Date().getTime() / 1000)); | ||
| this.system.Query(rb); | ||
| console.log("Looking for chat messages from: ", linkStr); | ||
| this.#activeStreamSub = new Set(linkStr); | ||
| } else if (e.kind === 1311) { | ||
| // skip my own messages | ||
| if (e.pubkey === this.publisher.pubKey) { | ||
| return; | ||
| } | ||
| // skip already seen chat messages | ||
| if (this.#seen.has(e.id)) { | ||
| return; | ||
| } | ||
| this.#seen.add(e.id); | ||
| const streamTag = e.tags.find(a => a[0] === "a" && a[1].startsWith("30311:")); | ||
| if (streamTag) { | ||
| const link = NostrLink.fromTag(streamTag); | ||
| this.emit("message", { | ||
| link, | ||
| from: e.pubkey, | ||
| message: e.content, | ||
| event: e, | ||
| reply: (msg: string) => { | ||
| this.#sendReplyTo(link, msg); | ||
| } | ||
| }); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
| constructor( | ||
| readonly name: string, | ||
| readonly system: SystemInterface, | ||
| readonly publisher: EventPublisher, | ||
| ) { | ||
| super(); | ||
| system.pool.on("event", (addr, sub, e) => { | ||
| this.emit("event", e); | ||
| if (e.kind === 30311) { | ||
| const links = [e, ...this.activeStreams].map(v => NostrLink.fromEvent(v)); | ||
| const linkStr = links.map(e => e.encode()); | ||
| if (linkStr.every(a => this.#activeStreamSub.has(a))) { | ||
| return; | ||
| } | ||
| const rb = new RequestBuilder("stream-chat"); | ||
| rb.withOptions({ replaceable: true, leaveOpen: true }); | ||
| rb.withFilter() | ||
| .kinds([1311 as EventKind]) | ||
| .replyToLink(links) | ||
| .since(Math.floor(new Date().getTime() / 1000)); | ||
| this.system.Query(rb); | ||
| console.log("Looking for chat messages from: ", linkStr); | ||
| this.#activeStreamSub = new Set(linkStr); | ||
| } else if (e.kind === 1311) { | ||
| // skip my own messages | ||
| if (e.pubkey === this.publisher.pubKey) { | ||
| return; | ||
| } | ||
| // skip already seen chat messages | ||
| if (this.#seen.has(e.id)) { | ||
| return; | ||
| } | ||
| this.#seen.add(e.id); | ||
| const streamTag = e.tags.find(a => a[0] === "a" && a[1].startsWith("30311:")); | ||
| if (streamTag) { | ||
| const link = NostrLink.fromTag(streamTag); | ||
| this.emit("message", { | ||
| link, | ||
| from: e.pubkey, | ||
| message: e.content, | ||
| event: e, | ||
| reply: (msg: string) => { | ||
| this.#sendReplyTo(link, msg); | ||
| }, | ||
| }); | ||
| } | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| get activeStreams() { | ||
| return this.system.GetQuery("streams")?.snapshot?.filter(a => a.tags.find(b => b[0] === "status")?.at(1) === "live") ?? [] | ||
| } | ||
| get activeStreams() { | ||
| return ( | ||
| this.system.GetQuery("streams")?.snapshot?.filter(a => a.tags.find(b => b[0] === "status")?.at(1) === "live") ?? | ||
| [] | ||
| ); | ||
| } | ||
|
|
||
| /** | ||
| * Add a stream to listen on | ||
| */ | ||
| link(a: NostrLink) { | ||
| this.#streams.push(a); | ||
| return this; | ||
| } | ||
| /** | ||
| * Add a stream to listen on | ||
| */ | ||
| link(a: NostrLink) { | ||
| this.#streams.push(a); | ||
| return this; | ||
| } | ||
|
|
||
| /** | ||
| * Simple command handler | ||
| */ | ||
| command(cmd: string, h: CommandHandler) { | ||
| this.on("message", m => { | ||
| if (m.message.startsWith(cmd)) { | ||
| h(m); | ||
| } | ||
| }); | ||
| return this; | ||
| } | ||
| /** | ||
| * Simple command handler | ||
| */ | ||
| command(cmd: string, h: CommandHandler) { | ||
| this.on("message", m => { | ||
| if (m.message.startsWith(cmd)) { | ||
| h(m); | ||
| } | ||
| }); | ||
| return this; | ||
| } | ||
|
|
||
| run() { | ||
| const req = new RequestBuilder("streams"); | ||
| req.withOptions({ leaveOpen: true }); | ||
| for (const link of this.#streams) { | ||
| if (link.type === NostrPrefix.PublicKey || link.type === NostrPrefix.Profile) { | ||
| req.withFilter().authors([link.id]).kinds([30311]); | ||
| req.withFilter().tag("p", [link.id]).kinds([30311]); | ||
| } else if (link.type === NostrPrefix.Address) { | ||
| const f = req.withFilter().tag("d", [link.id]); | ||
| if (link.author) { | ||
| f.authors([link.author]); | ||
| } | ||
| if (link.kind) { | ||
| f.kinds([link.kind]); | ||
| } | ||
| } | ||
| run() { | ||
| const req = new RequestBuilder("streams"); | ||
| req.withOptions({ leaveOpen: true }); | ||
| for (const link of this.#streams) { | ||
| if (link.type === NostrPrefix.PublicKey || link.type === NostrPrefix.Profile) { | ||
| req.withFilter().authors([link.id]).kinds([30311]); | ||
| req.withFilter().tag("p", [link.id]).kinds([30311]); | ||
| } else if (link.type === NostrPrefix.Address) { | ||
| const f = req.withFilter().tag("d", [link.id]); | ||
| if (link.author) { | ||
| f.authors([link.author]); | ||
| } | ||
|
|
||
| this.system.Query(req); | ||
| return this; | ||
| if (link.kind) { | ||
| f.kinds([link.kind]); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| async #sendReplyTo(link: NostrLink, msg: string) { | ||
| const ev = await this.publisher.generic(eb => { | ||
| eb.kind(1311 as EventKind) | ||
| .tag(link.toEventTag("root")!) | ||
| .content(msg); | ||
| return eb; | ||
| }); | ||
| await this.system.BroadcastEvent(ev); | ||
| } | ||
| } | ||
| this.system.Query(req); | ||
| return this; | ||
| } | ||
|
|
||
| async #sendReplyTo(link: NostrLink, msg: string) { | ||
| const ev = await this.publisher.generic(eb => { | ||
| eb.kind(1311 as EventKind) | ||
| .tag(link.toEventTag("root")!) | ||
| .content(msg); | ||
| return eb; | ||
| }); | ||
| await this.system.BroadcastEvent(ev); | ||
| } | ||
| } |