Files
super_ball/thrower_daemon/node_modules/nostr-tools/lib/esm/index.js
2025-09-29 07:21:46 -04:00

2767 lines
79 KiB
JavaScript

var __defProp = Object.defineProperty;
var __export = (target, all) => {
for (var name in all)
__defProp(target, name, { get: all[name], enumerable: true });
};
// pure.ts
import { schnorr } from "@noble/curves/secp256k1";
import { bytesToHex as bytesToHex2 } from "@noble/hashes/utils";
// core.ts
var verifiedSymbol = Symbol("verified");
var isRecord = (obj) => obj instanceof Object;
function validateEvent(event) {
if (!isRecord(event))
return false;
if (typeof event.kind !== "number")
return false;
if (typeof event.content !== "string")
return false;
if (typeof event.created_at !== "number")
return false;
if (typeof event.pubkey !== "string")
return false;
if (!event.pubkey.match(/^[a-f0-9]{64}$/))
return false;
if (!Array.isArray(event.tags))
return false;
for (let i2 = 0; i2 < event.tags.length; i2++) {
let tag = event.tags[i2];
if (!Array.isArray(tag))
return false;
for (let j = 0; j < tag.length; j++) {
if (typeof tag[j] !== "string")
return false;
}
}
return true;
}
function sortEvents(events) {
return events.sort((a, b) => {
if (a.created_at !== b.created_at) {
return b.created_at - a.created_at;
}
return a.id.localeCompare(b.id);
});
}
// pure.ts
import { sha256 } from "@noble/hashes/sha256";
// utils.ts
var utils_exports = {};
__export(utils_exports, {
Queue: () => Queue,
QueueNode: () => QueueNode,
binarySearch: () => binarySearch,
bytesToHex: () => bytesToHex,
hexToBytes: () => hexToBytes,
insertEventIntoAscendingList: () => insertEventIntoAscendingList,
insertEventIntoDescendingList: () => insertEventIntoDescendingList,
normalizeURL: () => normalizeURL,
utf8Decoder: () => utf8Decoder,
utf8Encoder: () => utf8Encoder
});
import { bytesToHex, hexToBytes } from "@noble/hashes/utils";
var utf8Decoder = new TextDecoder("utf-8");
var utf8Encoder = new TextEncoder();
function normalizeURL(url) {
try {
if (url.indexOf("://") === -1)
url = "wss://" + url;
let p = new URL(url);
p.pathname = p.pathname.replace(/\/+/g, "/");
if (p.pathname.endsWith("/"))
p.pathname = p.pathname.slice(0, -1);
if (p.port === "80" && p.protocol === "ws:" || p.port === "443" && p.protocol === "wss:")
p.port = "";
p.searchParams.sort();
p.hash = "";
return p.toString();
} catch (e) {
throw new Error(`Invalid URL: ${url}`);
}
}
function insertEventIntoDescendingList(sortedArray, event) {
const [idx, found] = binarySearch(sortedArray, (b) => {
if (event.id === b.id)
return 0;
if (event.created_at === b.created_at)
return -1;
return b.created_at - event.created_at;
});
if (!found) {
sortedArray.splice(idx, 0, event);
}
return sortedArray;
}
function insertEventIntoAscendingList(sortedArray, event) {
const [idx, found] = binarySearch(sortedArray, (b) => {
if (event.id === b.id)
return 0;
if (event.created_at === b.created_at)
return -1;
return event.created_at - b.created_at;
});
if (!found) {
sortedArray.splice(idx, 0, event);
}
return sortedArray;
}
function binarySearch(arr, compare) {
let start = 0;
let end = arr.length - 1;
while (start <= end) {
const mid = Math.floor((start + end) / 2);
const cmp = compare(arr[mid]);
if (cmp === 0) {
return [mid, true];
}
if (cmp < 0) {
end = mid - 1;
} else {
start = mid + 1;
}
}
return [start, false];
}
var QueueNode = class {
value;
next = null;
prev = null;
constructor(message) {
this.value = message;
}
};
var Queue = class {
first;
last;
constructor() {
this.first = null;
this.last = null;
}
enqueue(value) {
const newNode = new QueueNode(value);
if (!this.last) {
this.first = newNode;
this.last = newNode;
} else if (this.last === this.first) {
this.last = newNode;
this.last.prev = this.first;
this.first.next = newNode;
} else {
newNode.prev = this.last;
this.last.next = newNode;
this.last = newNode;
}
return true;
}
dequeue() {
if (!this.first)
return null;
if (this.first === this.last) {
const target2 = this.first;
this.first = null;
this.last = null;
return target2.value;
}
const target = this.first;
this.first = target.next;
if (this.first) {
this.first.prev = null;
}
return target.value;
}
};
// pure.ts
var JS = class {
generateSecretKey() {
return schnorr.utils.randomPrivateKey();
}
getPublicKey(secretKey) {
return bytesToHex2(schnorr.getPublicKey(secretKey));
}
finalizeEvent(t, secretKey) {
const event = t;
event.pubkey = bytesToHex2(schnorr.getPublicKey(secretKey));
event.id = getEventHash(event);
event.sig = bytesToHex2(schnorr.sign(getEventHash(event), secretKey));
event[verifiedSymbol] = true;
return event;
}
verifyEvent(event) {
if (typeof event[verifiedSymbol] === "boolean")
return event[verifiedSymbol];
const hash = getEventHash(event);
if (hash !== event.id) {
event[verifiedSymbol] = false;
return false;
}
try {
const valid = schnorr.verify(event.sig, hash, event.pubkey);
event[verifiedSymbol] = valid;
return valid;
} catch (err) {
event[verifiedSymbol] = false;
return false;
}
}
};
function serializeEvent(evt) {
if (!validateEvent(evt))
throw new Error("can't serialize event with wrong or missing properties");
return JSON.stringify([0, evt.pubkey, evt.created_at, evt.kind, evt.tags, evt.content]);
}
function getEventHash(event) {
let eventHash = sha256(utf8Encoder.encode(serializeEvent(event)));
return bytesToHex2(eventHash);
}
var i = new JS();
var generateSecretKey = i.generateSecretKey;
var getPublicKey = i.getPublicKey;
var finalizeEvent = i.finalizeEvent;
var verifyEvent = i.verifyEvent;
// kinds.ts
var kinds_exports = {};
__export(kinds_exports, {
Application: () => Application,
BadgeAward: () => BadgeAward,
BadgeDefinition: () => BadgeDefinition,
BlockedRelaysList: () => BlockedRelaysList,
BookmarkList: () => BookmarkList,
Bookmarksets: () => Bookmarksets,
Calendar: () => Calendar,
CalendarEventRSVP: () => CalendarEventRSVP,
ChannelCreation: () => ChannelCreation,
ChannelHideMessage: () => ChannelHideMessage,
ChannelMessage: () => ChannelMessage,
ChannelMetadata: () => ChannelMetadata,
ChannelMuteUser: () => ChannelMuteUser,
ClassifiedListing: () => ClassifiedListing,
ClientAuth: () => ClientAuth,
CommunitiesList: () => CommunitiesList,
CommunityDefinition: () => CommunityDefinition,
CommunityPostApproval: () => CommunityPostApproval,
Contacts: () => Contacts,
CreateOrUpdateProduct: () => CreateOrUpdateProduct,
CreateOrUpdateStall: () => CreateOrUpdateStall,
Curationsets: () => Curationsets,
Date: () => Date2,
DirectMessageRelaysList: () => DirectMessageRelaysList,
DraftClassifiedListing: () => DraftClassifiedListing,
DraftLong: () => DraftLong,
Emojisets: () => Emojisets,
EncryptedDirectMessage: () => EncryptedDirectMessage,
EventDeletion: () => EventDeletion,
FileMetadata: () => FileMetadata,
FileServerPreference: () => FileServerPreference,
Followsets: () => Followsets,
GenericRepost: () => GenericRepost,
Genericlists: () => Genericlists,
GiftWrap: () => GiftWrap,
HTTPAuth: () => HTTPAuth,
Handlerinformation: () => Handlerinformation,
Handlerrecommendation: () => Handlerrecommendation,
Highlights: () => Highlights,
InterestsList: () => InterestsList,
Interestsets: () => Interestsets,
JobFeedback: () => JobFeedback,
JobRequest: () => JobRequest,
JobResult: () => JobResult,
Label: () => Label,
LightningPubRPC: () => LightningPubRPC,
LiveChatMessage: () => LiveChatMessage,
LiveEvent: () => LiveEvent,
LongFormArticle: () => LongFormArticle,
Metadata: () => Metadata,
Mutelist: () => Mutelist,
NWCWalletInfo: () => NWCWalletInfo,
NWCWalletRequest: () => NWCWalletRequest,
NWCWalletResponse: () => NWCWalletResponse,
NostrConnect: () => NostrConnect,
OpenTimestamps: () => OpenTimestamps,
Pinlist: () => Pinlist,
PrivateDirectMessage: () => PrivateDirectMessage,
ProblemTracker: () => ProblemTracker,
ProfileBadges: () => ProfileBadges,
PublicChatsList: () => PublicChatsList,
Reaction: () => Reaction,
RecommendRelay: () => RecommendRelay,
RelayList: () => RelayList,
Relaysets: () => Relaysets,
Report: () => Report,
Reporting: () => Reporting,
Repost: () => Repost,
Seal: () => Seal,
SearchRelaysList: () => SearchRelaysList,
ShortTextNote: () => ShortTextNote,
Time: () => Time,
UserEmojiList: () => UserEmojiList,
UserStatuses: () => UserStatuses,
Zap: () => Zap,
ZapGoal: () => ZapGoal,
ZapRequest: () => ZapRequest,
classifyKind: () => classifyKind,
isAddressableKind: () => isAddressableKind,
isEphemeralKind: () => isEphemeralKind,
isKind: () => isKind,
isRegularKind: () => isRegularKind,
isReplaceableKind: () => isReplaceableKind
});
function isRegularKind(kind) {
return 1e3 <= kind && kind < 1e4 || [1, 2, 4, 5, 6, 7, 8, 16, 40, 41, 42, 43, 44].includes(kind);
}
function isReplaceableKind(kind) {
return [0, 3].includes(kind) || 1e4 <= kind && kind < 2e4;
}
function isEphemeralKind(kind) {
return 2e4 <= kind && kind < 3e4;
}
function isAddressableKind(kind) {
return 3e4 <= kind && kind < 4e4;
}
function classifyKind(kind) {
if (isRegularKind(kind))
return "regular";
if (isReplaceableKind(kind))
return "replaceable";
if (isEphemeralKind(kind))
return "ephemeral";
if (isAddressableKind(kind))
return "parameterized";
return "unknown";
}
function isKind(event, kind) {
const kindAsArray = kind instanceof Array ? kind : [kind];
return validateEvent(event) && kindAsArray.includes(event.kind) || false;
}
var Metadata = 0;
var ShortTextNote = 1;
var RecommendRelay = 2;
var Contacts = 3;
var EncryptedDirectMessage = 4;
var EventDeletion = 5;
var Repost = 6;
var Reaction = 7;
var BadgeAward = 8;
var Seal = 13;
var PrivateDirectMessage = 14;
var GenericRepost = 16;
var ChannelCreation = 40;
var ChannelMetadata = 41;
var ChannelMessage = 42;
var ChannelHideMessage = 43;
var ChannelMuteUser = 44;
var OpenTimestamps = 1040;
var GiftWrap = 1059;
var FileMetadata = 1063;
var LiveChatMessage = 1311;
var ProblemTracker = 1971;
var Report = 1984;
var Reporting = 1984;
var Label = 1985;
var CommunityPostApproval = 4550;
var JobRequest = 5999;
var JobResult = 6999;
var JobFeedback = 7e3;
var ZapGoal = 9041;
var ZapRequest = 9734;
var Zap = 9735;
var Highlights = 9802;
var Mutelist = 1e4;
var Pinlist = 10001;
var RelayList = 10002;
var BookmarkList = 10003;
var CommunitiesList = 10004;
var PublicChatsList = 10005;
var BlockedRelaysList = 10006;
var SearchRelaysList = 10007;
var InterestsList = 10015;
var UserEmojiList = 10030;
var DirectMessageRelaysList = 10050;
var FileServerPreference = 10096;
var NWCWalletInfo = 13194;
var LightningPubRPC = 21e3;
var ClientAuth = 22242;
var NWCWalletRequest = 23194;
var NWCWalletResponse = 23195;
var NostrConnect = 24133;
var HTTPAuth = 27235;
var Followsets = 3e4;
var Genericlists = 30001;
var Relaysets = 30002;
var Bookmarksets = 30003;
var Curationsets = 30004;
var ProfileBadges = 30008;
var BadgeDefinition = 30009;
var Interestsets = 30015;
var CreateOrUpdateStall = 30017;
var CreateOrUpdateProduct = 30018;
var LongFormArticle = 30023;
var DraftLong = 30024;
var Emojisets = 30030;
var Application = 30078;
var LiveEvent = 30311;
var UserStatuses = 30315;
var ClassifiedListing = 30402;
var DraftClassifiedListing = 30403;
var Date2 = 31922;
var Time = 31923;
var Calendar = 31924;
var CalendarEventRSVP = 31925;
var Handlerrecommendation = 31989;
var Handlerinformation = 31990;
var CommunityDefinition = 34550;
// filter.ts
function matchFilter(filter, event) {
if (filter.ids && filter.ids.indexOf(event.id) === -1) {
return false;
}
if (filter.kinds && filter.kinds.indexOf(event.kind) === -1) {
return false;
}
if (filter.authors && filter.authors.indexOf(event.pubkey) === -1) {
return false;
}
for (let f in filter) {
if (f[0] === "#") {
let tagName = f.slice(1);
let values = filter[`#${tagName}`];
if (values && !event.tags.find(([t, v]) => t === f.slice(1) && values.indexOf(v) !== -1))
return false;
}
}
if (filter.since && event.created_at < filter.since)
return false;
if (filter.until && event.created_at > filter.until)
return false;
return true;
}
function matchFilters(filters, event) {
for (let i2 = 0; i2 < filters.length; i2++) {
if (matchFilter(filters[i2], event)) {
return true;
}
}
return false;
}
function mergeFilters(...filters) {
let result = {};
for (let i2 = 0; i2 < filters.length; i2++) {
let filter = filters[i2];
Object.entries(filter).forEach(([property, values]) => {
if (property === "kinds" || property === "ids" || property === "authors" || property[0] === "#") {
result[property] = result[property] || [];
for (let v = 0; v < values.length; v++) {
let value = values[v];
if (!result[property].includes(value))
result[property].push(value);
}
}
});
if (filter.limit && (!result.limit || filter.limit > result.limit))
result.limit = filter.limit;
if (filter.until && (!result.until || filter.until > result.until))
result.until = filter.until;
if (filter.since && (!result.since || filter.since < result.since))
result.since = filter.since;
}
return result;
}
function getFilterLimit(filter) {
if (filter.ids && !filter.ids.length)
return 0;
if (filter.kinds && !filter.kinds.length)
return 0;
if (filter.authors && !filter.authors.length)
return 0;
for (const [key, value] of Object.entries(filter)) {
if (key[0] === "#" && Array.isArray(value) && !value.length)
return 0;
}
return Math.min(
Math.max(0, filter.limit ?? Infinity),
filter.ids?.length ?? Infinity,
filter.authors?.length && filter.kinds?.every((kind) => isReplaceableKind(kind)) ? filter.authors.length * filter.kinds.length : Infinity,
filter.authors?.length && filter.kinds?.every((kind) => isAddressableKind(kind)) && filter["#d"]?.length ? filter.authors.length * filter.kinds.length * filter["#d"].length : Infinity
);
}
// fakejson.ts
var fakejson_exports = {};
__export(fakejson_exports, {
getHex64: () => getHex64,
getInt: () => getInt,
getSubscriptionId: () => getSubscriptionId,
matchEventId: () => matchEventId,
matchEventKind: () => matchEventKind,
matchEventPubkey: () => matchEventPubkey
});
function getHex64(json, field) {
let len = field.length + 3;
let idx = json.indexOf(`"${field}":`) + len;
let s = json.slice(idx).indexOf(`"`) + idx + 1;
return json.slice(s, s + 64);
}
function getInt(json, field) {
let len = field.length;
let idx = json.indexOf(`"${field}":`) + len + 3;
let sliced = json.slice(idx);
let end = Math.min(sliced.indexOf(","), sliced.indexOf("}"));
return parseInt(sliced.slice(0, end), 10);
}
function getSubscriptionId(json) {
let idx = json.slice(0, 22).indexOf(`"EVENT"`);
if (idx === -1)
return null;
let pstart = json.slice(idx + 7 + 1).indexOf(`"`);
if (pstart === -1)
return null;
let start = idx + 7 + 1 + pstart;
let pend = json.slice(start + 1, 80).indexOf(`"`);
if (pend === -1)
return null;
let end = start + 1 + pend;
return json.slice(start + 1, end);
}
function matchEventId(json, id) {
return id === getHex64(json, "id");
}
function matchEventPubkey(json, pubkey) {
return pubkey === getHex64(json, "pubkey");
}
function matchEventKind(json, kind) {
return kind === getInt(json, "kind");
}
// nip42.ts
var nip42_exports = {};
__export(nip42_exports, {
makeAuthEvent: () => makeAuthEvent
});
function makeAuthEvent(relayURL, challenge) {
return {
kind: ClientAuth,
created_at: Math.floor(Date.now() / 1e3),
tags: [
["relay", relayURL],
["challenge", challenge]
],
content: ""
};
}
// helpers.ts
async function yieldThread() {
return new Promise((resolve) => {
const ch = new MessageChannel();
const handler = () => {
ch.port1.removeEventListener("message", handler);
resolve();
};
ch.port1.addEventListener("message", handler);
ch.port2.postMessage(0);
ch.port1.start();
});
}
var alwaysTrue = (t) => {
t[verifiedSymbol] = true;
return true;
};
// abstract-relay.ts
var SendingOnClosedConnection = class extends Error {
constructor(message, relay) {
super(`Tried to send message '${message} on a closed connection to ${relay}.`);
this.name = "SendingOnClosedConnection";
}
};
var AbstractRelay = class {
url;
_connected = false;
onclose = null;
onnotice = (msg) => console.debug(`NOTICE from ${this.url}: ${msg}`);
baseEoseTimeout = 4400;
connectionTimeout = 4400;
publishTimeout = 4400;
pingFrequency = 2e4;
pingTimeout = 2e4;
openSubs = /* @__PURE__ */ new Map();
enablePing;
connectionTimeoutHandle;
connectionPromise;
openCountRequests = /* @__PURE__ */ new Map();
openEventPublishes = /* @__PURE__ */ new Map();
ws;
incomingMessageQueue = new Queue();
queueRunning = false;
challenge;
authPromise;
serial = 0;
verifyEvent;
_WebSocket;
constructor(url, opts) {
this.url = normalizeURL(url);
this.verifyEvent = opts.verifyEvent;
this._WebSocket = opts.websocketImplementation || WebSocket;
this.enablePing = opts.enablePing;
}
static async connect(url, opts) {
const relay = new AbstractRelay(url, opts);
await relay.connect();
return relay;
}
closeAllSubscriptions(reason) {
for (let [_, sub] of this.openSubs) {
sub.close(reason);
}
this.openSubs.clear();
for (let [_, ep] of this.openEventPublishes) {
ep.reject(new Error(reason));
}
this.openEventPublishes.clear();
for (let [_, cr] of this.openCountRequests) {
cr.reject(new Error(reason));
}
this.openCountRequests.clear();
}
get connected() {
return this._connected;
}
async connect() {
if (this.connectionPromise)
return this.connectionPromise;
this.challenge = void 0;
this.authPromise = void 0;
this.connectionPromise = new Promise((resolve, reject) => {
this.connectionTimeoutHandle = setTimeout(() => {
reject("connection timed out");
this.connectionPromise = void 0;
this.onclose?.();
this.closeAllSubscriptions("relay connection timed out");
}, this.connectionTimeout);
try {
this.ws = new this._WebSocket(this.url);
} catch (err) {
clearTimeout(this.connectionTimeoutHandle);
reject(err);
return;
}
this.ws.onopen = () => {
clearTimeout(this.connectionTimeoutHandle);
this._connected = true;
if (this.enablePing) {
this.pingpong();
}
resolve();
};
this.ws.onerror = (ev) => {
clearTimeout(this.connectionTimeoutHandle);
reject(ev.message || "websocket error");
this._connected = false;
this.connectionPromise = void 0;
this.onclose?.();
this.closeAllSubscriptions("relay connection errored");
};
this.ws.onclose = (ev) => {
clearTimeout(this.connectionTimeoutHandle);
reject(ev.message || "websocket closed");
this._connected = false;
this.connectionPromise = void 0;
this.onclose?.();
this.closeAllSubscriptions("relay connection closed");
};
this.ws.onmessage = this._onmessage.bind(this);
});
return this.connectionPromise;
}
async waitForPingPong() {
return new Promise((res, err) => {
;
this.ws && this.ws.on && this.ws.on("pong", () => res(true)) || err("ws can't listen for pong");
this.ws && this.ws.ping && this.ws.ping();
});
}
async waitForDummyReq() {
return new Promise((resolve, _) => {
const sub = this.subscribe([{ ids: ["a".repeat(64)] }], {
oneose: () => {
sub.close();
resolve(true);
},
eoseTimeout: this.pingTimeout + 1e3
});
});
}
async pingpong() {
if (this.ws?.readyState === 1) {
const result = await Promise.any([
this.ws && this.ws.ping && this.ws.on ? this.waitForPingPong() : this.waitForDummyReq(),
new Promise((res) => setTimeout(() => res(false), this.pingTimeout))
]);
if (result) {
setTimeout(() => this.pingpong(), this.pingFrequency);
} else {
this.closeAllSubscriptions("pingpong timed out");
this._connected = false;
this.onclose?.();
this.ws?.close();
}
}
}
async runQueue() {
this.queueRunning = true;
while (true) {
if (false === this.handleNext()) {
break;
}
await yieldThread();
}
this.queueRunning = false;
}
handleNext() {
const json = this.incomingMessageQueue.dequeue();
if (!json) {
return false;
}
const subid = getSubscriptionId(json);
if (subid) {
const so = this.openSubs.get(subid);
if (!so) {
return;
}
const id = getHex64(json, "id");
const alreadyHave = so.alreadyHaveEvent?.(id);
so.receivedEvent?.(this, id);
if (alreadyHave) {
return;
}
}
try {
let data = JSON.parse(json);
switch (data[0]) {
case "EVENT": {
const so = this.openSubs.get(data[1]);
const event = data[2];
if (this.verifyEvent(event) && matchFilters(so.filters, event)) {
so.onevent(event);
}
return;
}
case "COUNT": {
const id = data[1];
const payload = data[2];
const cr = this.openCountRequests.get(id);
if (cr) {
cr.resolve(payload.count);
this.openCountRequests.delete(id);
}
return;
}
case "EOSE": {
const so = this.openSubs.get(data[1]);
if (!so)
return;
so.receivedEose();
return;
}
case "OK": {
const id = data[1];
const ok = data[2];
const reason = data[3];
const ep = this.openEventPublishes.get(id);
if (ep) {
clearTimeout(ep.timeout);
if (ok)
ep.resolve(reason);
else
ep.reject(new Error(reason));
this.openEventPublishes.delete(id);
}
return;
}
case "CLOSED": {
const id = data[1];
const so = this.openSubs.get(id);
if (!so)
return;
so.closed = true;
so.close(data[2]);
return;
}
case "NOTICE":
this.onnotice(data[1]);
return;
case "AUTH": {
this.challenge = data[1];
return;
}
}
} catch (err) {
return;
}
}
async send(message) {
if (!this.connectionPromise)
throw new SendingOnClosedConnection(message, this.url);
this.connectionPromise.then(() => {
this.ws?.send(message);
});
}
async auth(signAuthEvent) {
const challenge = this.challenge;
if (!challenge)
throw new Error("can't perform auth, no challenge was received");
if (this.authPromise)
return this.authPromise;
this.authPromise = new Promise(async (resolve, reject) => {
try {
let evt = await signAuthEvent(makeAuthEvent(this.url, challenge));
let timeout = setTimeout(() => {
let ep = this.openEventPublishes.get(evt.id);
if (ep) {
ep.reject(new Error("auth timed out"));
this.openEventPublishes.delete(evt.id);
}
}, this.publishTimeout);
this.openEventPublishes.set(evt.id, { resolve, reject, timeout });
this.send('["AUTH",' + JSON.stringify(evt) + "]");
} catch (err) {
console.warn("subscribe auth function failed:", err);
}
});
return this.authPromise;
}
async publish(event) {
const ret = new Promise((resolve, reject) => {
const timeout = setTimeout(() => {
const ep = this.openEventPublishes.get(event.id);
if (ep) {
ep.reject(new Error("publish timed out"));
this.openEventPublishes.delete(event.id);
}
}, this.publishTimeout);
this.openEventPublishes.set(event.id, { resolve, reject, timeout });
});
this.send('["EVENT",' + JSON.stringify(event) + "]");
return ret;
}
async count(filters, params) {
this.serial++;
const id = params?.id || "count:" + this.serial;
const ret = new Promise((resolve, reject) => {
this.openCountRequests.set(id, { resolve, reject });
});
this.send('["COUNT","' + id + '",' + JSON.stringify(filters).substring(1));
return ret;
}
subscribe(filters, params) {
const subscription = this.prepareSubscription(filters, params);
subscription.fire();
return subscription;
}
prepareSubscription(filters, params) {
this.serial++;
const id = params.id || (params.label ? params.label + ":" : "sub:") + this.serial;
const subscription = new Subscription(this, id, filters, params);
this.openSubs.set(id, subscription);
return subscription;
}
close() {
this.closeAllSubscriptions("relay connection closed by us");
this._connected = false;
this.onclose?.();
this.ws?.close();
}
_onmessage(ev) {
this.incomingMessageQueue.enqueue(ev.data);
if (!this.queueRunning) {
this.runQueue();
}
}
};
var Subscription = class {
relay;
id;
closed = false;
eosed = false;
filters;
alreadyHaveEvent;
receivedEvent;
onevent;
oneose;
onclose;
eoseTimeout;
eoseTimeoutHandle;
constructor(relay, id, filters, params) {
this.relay = relay;
this.filters = filters;
this.id = id;
this.alreadyHaveEvent = params.alreadyHaveEvent;
this.receivedEvent = params.receivedEvent;
this.eoseTimeout = params.eoseTimeout || relay.baseEoseTimeout;
this.oneose = params.oneose;
this.onclose = params.onclose;
this.onevent = params.onevent || ((event) => {
console.warn(
`onevent() callback not defined for subscription '${this.id}' in relay ${this.relay.url}. event received:`,
event
);
});
}
fire() {
this.relay.send('["REQ","' + this.id + '",' + JSON.stringify(this.filters).substring(1));
this.eoseTimeoutHandle = setTimeout(this.receivedEose.bind(this), this.eoseTimeout);
}
receivedEose() {
if (this.eosed)
return;
clearTimeout(this.eoseTimeoutHandle);
this.eosed = true;
this.oneose?.();
}
close(reason = "closed by caller") {
if (!this.closed && this.relay.connected) {
try {
this.relay.send('["CLOSE",' + JSON.stringify(this.id) + "]");
} catch (err) {
if (err instanceof SendingOnClosedConnection) {
} else {
throw err;
}
}
this.closed = true;
}
this.relay.openSubs.delete(this.id);
this.onclose?.(reason);
}
};
// relay.ts
var _WebSocket;
try {
_WebSocket = WebSocket;
} catch {
}
var Relay = class extends AbstractRelay {
constructor(url) {
super(url, { verifyEvent, websocketImplementation: _WebSocket });
}
static async connect(url) {
const relay = new Relay(url);
await relay.connect();
return relay;
}
};
// abstract-pool.ts
var AbstractSimplePool = class {
relays = /* @__PURE__ */ new Map();
seenOn = /* @__PURE__ */ new Map();
trackRelays = false;
verifyEvent;
enablePing;
trustedRelayURLs = /* @__PURE__ */ new Set();
_WebSocket;
constructor(opts) {
this.verifyEvent = opts.verifyEvent;
this._WebSocket = opts.websocketImplementation;
this.enablePing = opts.enablePing;
}
async ensureRelay(url, params) {
url = normalizeURL(url);
let relay = this.relays.get(url);
if (!relay) {
relay = new AbstractRelay(url, {
verifyEvent: this.trustedRelayURLs.has(url) ? alwaysTrue : this.verifyEvent,
websocketImplementation: this._WebSocket,
enablePing: this.enablePing
});
relay.onclose = () => {
this.relays.delete(url);
};
if (params?.connectionTimeout)
relay.connectionTimeout = params.connectionTimeout;
this.relays.set(url, relay);
}
await relay.connect();
return relay;
}
close(relays) {
relays.map(normalizeURL).forEach((url) => {
this.relays.get(url)?.close();
this.relays.delete(url);
});
}
subscribe(relays, filter, params) {
params.onauth = params.onauth || params.doauth;
const request = [];
for (let i2 = 0; i2 < relays.length; i2++) {
const url = normalizeURL(relays[i2]);
if (!request.find((r) => r.url === url)) {
request.push({ url, filter });
}
}
return this.subscribeMap(request, params);
}
subscribeMany(relays, filter, params) {
params.onauth = params.onauth || params.doauth;
const request = [];
const uniqUrls = [];
for (let i2 = 0; i2 < relays.length; i2++) {
const url = normalizeURL(relays[i2]);
if (uniqUrls.indexOf(url) === -1) {
uniqUrls.push(url);
request.push({ url, filter });
}
}
return this.subscribeMap(request, params);
}
subscribeMap(requests, params) {
params.onauth = params.onauth || params.doauth;
const grouped = /* @__PURE__ */ new Map();
for (const req of requests) {
const { url, filter } = req;
if (!grouped.has(url))
grouped.set(url, []);
grouped.get(url).push(filter);
}
const groupedRequests = Array.from(grouped.entries()).map(([url, filters]) => ({ url, filters }));
if (this.trackRelays) {
params.receivedEvent = (relay, id) => {
let set = this.seenOn.get(id);
if (!set) {
set = /* @__PURE__ */ new Set();
this.seenOn.set(id, set);
}
set.add(relay);
};
}
const _knownIds = /* @__PURE__ */ new Set();
const subs = [];
const eosesReceived = [];
let handleEose = (i2) => {
if (eosesReceived[i2])
return;
eosesReceived[i2] = true;
if (eosesReceived.filter((a) => a).length === requests.length) {
params.oneose?.();
handleEose = () => {
};
}
};
const closesReceived = [];
let handleClose = (i2, reason) => {
if (closesReceived[i2])
return;
handleEose(i2);
closesReceived[i2] = reason;
if (closesReceived.filter((a) => a).length === requests.length) {
params.onclose?.(closesReceived);
handleClose = () => {
};
}
};
const localAlreadyHaveEventHandler = (id) => {
if (params.alreadyHaveEvent?.(id)) {
return true;
}
const have = _knownIds.has(id);
_knownIds.add(id);
return have;
};
const allOpened = Promise.all(
groupedRequests.map(async ({ url, filters }, i2) => {
let relay;
try {
relay = await this.ensureRelay(url, {
connectionTimeout: params.maxWait ? Math.max(params.maxWait * 0.8, params.maxWait - 1e3) : void 0
});
} catch (err) {
handleClose(i2, err?.message || String(err));
return;
}
let subscription = relay.subscribe(filters, {
...params,
oneose: () => handleEose(i2),
onclose: (reason) => {
if (reason.startsWith("auth-required: ") && params.onauth) {
relay.auth(params.onauth).then(() => {
relay.subscribe(filters, {
...params,
oneose: () => handleEose(i2),
onclose: (reason2) => {
handleClose(i2, reason2);
},
alreadyHaveEvent: localAlreadyHaveEventHandler,
eoseTimeout: params.maxWait
});
}).catch((err) => {
handleClose(i2, `auth was required and attempted, but failed with: ${err}`);
});
} else {
handleClose(i2, reason);
}
},
alreadyHaveEvent: localAlreadyHaveEventHandler,
eoseTimeout: params.maxWait
});
subs.push(subscription);
})
);
return {
async close(reason) {
await allOpened;
subs.forEach((sub) => {
sub.close(reason);
});
}
};
}
subscribeEose(relays, filter, params) {
params.onauth = params.onauth || params.doauth;
const subcloser = this.subscribe(relays, filter, {
...params,
oneose() {
subcloser.close("closed automatically on eose");
}
});
return subcloser;
}
subscribeManyEose(relays, filter, params) {
params.onauth = params.onauth || params.doauth;
const subcloser = this.subscribeMany(relays, filter, {
...params,
oneose() {
subcloser.close("closed automatically on eose");
}
});
return subcloser;
}
async querySync(relays, filter, params) {
return new Promise(async (resolve) => {
const events = [];
this.subscribeEose(relays, filter, {
...params,
onevent(event) {
events.push(event);
},
onclose(_) {
resolve(events);
}
});
});
}
async get(relays, filter, params) {
filter.limit = 1;
const events = await this.querySync(relays, filter, params);
events.sort((a, b) => b.created_at - a.created_at);
return events[0] || null;
}
publish(relays, event, options) {
return relays.map(normalizeURL).map(async (url, i2, arr) => {
if (arr.indexOf(url) !== i2) {
return Promise.reject("duplicate url");
}
let r = await this.ensureRelay(url);
return r.publish(event).catch(async (err) => {
if (err instanceof Error && err.message.startsWith("auth-required: ") && options?.onauth) {
await r.auth(options.onauth);
return r.publish(event);
}
throw err;
}).then((reason) => {
if (this.trackRelays) {
let set = this.seenOn.get(event.id);
if (!set) {
set = /* @__PURE__ */ new Set();
this.seenOn.set(event.id, set);
}
set.add(r);
}
return reason;
});
});
}
listConnectionStatus() {
const map = /* @__PURE__ */ new Map();
this.relays.forEach((relay, url) => map.set(url, relay.connected));
return map;
}
destroy() {
this.relays.forEach((conn) => conn.close());
this.relays = /* @__PURE__ */ new Map();
}
};
// pool.ts
var _WebSocket2;
try {
_WebSocket2 = WebSocket;
} catch {
}
var SimplePool = class extends AbstractSimplePool {
constructor(options) {
super({ verifyEvent, websocketImplementation: _WebSocket2, ...options });
}
};
// nip19.ts
var nip19_exports = {};
__export(nip19_exports, {
BECH32_REGEX: () => BECH32_REGEX,
Bech32MaxSize: () => Bech32MaxSize,
NostrTypeGuard: () => NostrTypeGuard,
decode: () => decode,
decodeNostrURI: () => decodeNostrURI,
encodeBytes: () => encodeBytes,
naddrEncode: () => naddrEncode,
neventEncode: () => neventEncode,
noteEncode: () => noteEncode,
nprofileEncode: () => nprofileEncode,
npubEncode: () => npubEncode,
nsecEncode: () => nsecEncode
});
import { bytesToHex as bytesToHex3, concatBytes, hexToBytes as hexToBytes2 } from "@noble/hashes/utils";
import { bech32 } from "@scure/base";
var NostrTypeGuard = {
isNProfile: (value) => /^nprofile1[a-z\d]+$/.test(value || ""),
isNEvent: (value) => /^nevent1[a-z\d]+$/.test(value || ""),
isNAddr: (value) => /^naddr1[a-z\d]+$/.test(value || ""),
isNSec: (value) => /^nsec1[a-z\d]{58}$/.test(value || ""),
isNPub: (value) => /^npub1[a-z\d]{58}$/.test(value || ""),
isNote: (value) => /^note1[a-z\d]+$/.test(value || ""),
isNcryptsec: (value) => /^ncryptsec1[a-z\d]+$/.test(value || "")
};
var Bech32MaxSize = 5e3;
var BECH32_REGEX = /[\x21-\x7E]{1,83}1[023456789acdefghjklmnpqrstuvwxyz]{6,}/;
function integerToUint8Array(number) {
const uint8Array = new Uint8Array(4);
uint8Array[0] = number >> 24 & 255;
uint8Array[1] = number >> 16 & 255;
uint8Array[2] = number >> 8 & 255;
uint8Array[3] = number & 255;
return uint8Array;
}
function decodeNostrURI(nip19code) {
try {
if (nip19code.startsWith("nostr:"))
nip19code = nip19code.substring(6);
return decode(nip19code);
} catch (_err) {
return { type: "invalid", data: null };
}
}
function decode(code) {
let { prefix, words } = bech32.decode(code, Bech32MaxSize);
let data = new Uint8Array(bech32.fromWords(words));
switch (prefix) {
case "nprofile": {
let tlv = parseTLV(data);
if (!tlv[0]?.[0])
throw new Error("missing TLV 0 for nprofile");
if (tlv[0][0].length !== 32)
throw new Error("TLV 0 should be 32 bytes");
return {
type: "nprofile",
data: {
pubkey: bytesToHex3(tlv[0][0]),
relays: tlv[1] ? tlv[1].map((d) => utf8Decoder.decode(d)) : []
}
};
}
case "nevent": {
let tlv = parseTLV(data);
if (!tlv[0]?.[0])
throw new Error("missing TLV 0 for nevent");
if (tlv[0][0].length !== 32)
throw new Error("TLV 0 should be 32 bytes");
if (tlv[2] && tlv[2][0].length !== 32)
throw new Error("TLV 2 should be 32 bytes");
if (tlv[3] && tlv[3][0].length !== 4)
throw new Error("TLV 3 should be 4 bytes");
return {
type: "nevent",
data: {
id: bytesToHex3(tlv[0][0]),
relays: tlv[1] ? tlv[1].map((d) => utf8Decoder.decode(d)) : [],
author: tlv[2]?.[0] ? bytesToHex3(tlv[2][0]) : void 0,
kind: tlv[3]?.[0] ? parseInt(bytesToHex3(tlv[3][0]), 16) : void 0
}
};
}
case "naddr": {
let tlv = parseTLV(data);
if (!tlv[0]?.[0])
throw new Error("missing TLV 0 for naddr");
if (!tlv[2]?.[0])
throw new Error("missing TLV 2 for naddr");
if (tlv[2][0].length !== 32)
throw new Error("TLV 2 should be 32 bytes");
if (!tlv[3]?.[0])
throw new Error("missing TLV 3 for naddr");
if (tlv[3][0].length !== 4)
throw new Error("TLV 3 should be 4 bytes");
return {
type: "naddr",
data: {
identifier: utf8Decoder.decode(tlv[0][0]),
pubkey: bytesToHex3(tlv[2][0]),
kind: parseInt(bytesToHex3(tlv[3][0]), 16),
relays: tlv[1] ? tlv[1].map((d) => utf8Decoder.decode(d)) : []
}
};
}
case "nsec":
return { type: prefix, data };
case "npub":
case "note":
return { type: prefix, data: bytesToHex3(data) };
default:
throw new Error(`unknown prefix ${prefix}`);
}
}
function parseTLV(data) {
let result = {};
let rest = data;
while (rest.length > 0) {
let t = rest[0];
let l = rest[1];
let v = rest.slice(2, 2 + l);
rest = rest.slice(2 + l);
if (v.length < l)
throw new Error(`not enough data to read on TLV ${t}`);
result[t] = result[t] || [];
result[t].push(v);
}
return result;
}
function nsecEncode(key) {
return encodeBytes("nsec", key);
}
function npubEncode(hex) {
return encodeBytes("npub", hexToBytes2(hex));
}
function noteEncode(hex) {
return encodeBytes("note", hexToBytes2(hex));
}
function encodeBech32(prefix, data) {
let words = bech32.toWords(data);
return bech32.encode(prefix, words, Bech32MaxSize);
}
function encodeBytes(prefix, bytes) {
return encodeBech32(prefix, bytes);
}
function nprofileEncode(profile) {
let data = encodeTLV({
0: [hexToBytes2(profile.pubkey)],
1: (profile.relays || []).map((url) => utf8Encoder.encode(url))
});
return encodeBech32("nprofile", data);
}
function neventEncode(event) {
let kindArray;
if (event.kind !== void 0) {
kindArray = integerToUint8Array(event.kind);
}
let data = encodeTLV({
0: [hexToBytes2(event.id)],
1: (event.relays || []).map((url) => utf8Encoder.encode(url)),
2: event.author ? [hexToBytes2(event.author)] : [],
3: kindArray ? [new Uint8Array(kindArray)] : []
});
return encodeBech32("nevent", data);
}
function naddrEncode(addr) {
let kind = new ArrayBuffer(4);
new DataView(kind).setUint32(0, addr.kind, false);
let data = encodeTLV({
0: [utf8Encoder.encode(addr.identifier)],
1: (addr.relays || []).map((url) => utf8Encoder.encode(url)),
2: [hexToBytes2(addr.pubkey)],
3: [new Uint8Array(kind)]
});
return encodeBech32("naddr", data);
}
function encodeTLV(tlv) {
let entries = [];
Object.entries(tlv).reverse().forEach(([t, vs]) => {
vs.forEach((v) => {
let entry = new Uint8Array(v.length + 2);
entry.set([parseInt(t)], 0);
entry.set([v.length], 1);
entry.set(v, 2);
entries.push(entry);
});
});
return concatBytes(...entries);
}
// references.ts
var mentionRegex = /\bnostr:((note|npub|naddr|nevent|nprofile)1\w+)\b|#\[(\d+)\]/g;
function parseReferences(evt) {
let references = [];
for (let ref of evt.content.matchAll(mentionRegex)) {
if (ref[2]) {
try {
let { type, data } = decode(ref[1]);
switch (type) {
case "npub": {
references.push({
text: ref[0],
profile: { pubkey: data, relays: [] }
});
break;
}
case "nprofile": {
references.push({
text: ref[0],
profile: data
});
break;
}
case "note": {
references.push({
text: ref[0],
event: { id: data, relays: [] }
});
break;
}
case "nevent": {
references.push({
text: ref[0],
event: data
});
break;
}
case "naddr": {
references.push({
text: ref[0],
address: data
});
break;
}
}
} catch (err) {
}
} else if (ref[3]) {
let idx = parseInt(ref[3], 10);
let tag = evt.tags[idx];
if (!tag)
continue;
switch (tag[0]) {
case "p": {
references.push({
text: ref[0],
profile: { pubkey: tag[1], relays: tag[2] ? [tag[2]] : [] }
});
break;
}
case "e": {
references.push({
text: ref[0],
event: { id: tag[1], relays: tag[2] ? [tag[2]] : [] }
});
break;
}
case "a": {
try {
let [kind, pubkey, identifier] = tag[1].split(":");
references.push({
text: ref[0],
address: {
identifier,
pubkey,
kind: parseInt(kind, 10),
relays: tag[2] ? [tag[2]] : []
}
});
} catch (err) {
}
break;
}
}
}
}
return references;
}
// nip04.ts
var nip04_exports = {};
__export(nip04_exports, {
decrypt: () => decrypt,
encrypt: () => encrypt
});
import { bytesToHex as bytesToHex4, randomBytes } from "@noble/hashes/utils";
import { secp256k1 } from "@noble/curves/secp256k1";
import { cbc } from "@noble/ciphers/aes";
import { base64 } from "@scure/base";
function encrypt(secretKey, pubkey, text) {
const privkey = secretKey instanceof Uint8Array ? bytesToHex4(secretKey) : secretKey;
const key = secp256k1.getSharedSecret(privkey, "02" + pubkey);
const normalizedKey = getNormalizedX(key);
let iv = Uint8Array.from(randomBytes(16));
let plaintext = utf8Encoder.encode(text);
let ciphertext = cbc(normalizedKey, iv).encrypt(plaintext);
let ctb64 = base64.encode(new Uint8Array(ciphertext));
let ivb64 = base64.encode(new Uint8Array(iv.buffer));
return `${ctb64}?iv=${ivb64}`;
}
function decrypt(secretKey, pubkey, data) {
const privkey = secretKey instanceof Uint8Array ? bytesToHex4(secretKey) : secretKey;
let [ctb64, ivb64] = data.split("?iv=");
let key = secp256k1.getSharedSecret(privkey, "02" + pubkey);
let normalizedKey = getNormalizedX(key);
let iv = base64.decode(ivb64);
let ciphertext = base64.decode(ctb64);
let plaintext = cbc(normalizedKey, iv).decrypt(ciphertext);
return utf8Decoder.decode(plaintext);
}
function getNormalizedX(key) {
return key.slice(1, 33);
}
// nip05.ts
var nip05_exports = {};
__export(nip05_exports, {
NIP05_REGEX: () => NIP05_REGEX,
isNip05: () => isNip05,
isValid: () => isValid,
queryProfile: () => queryProfile,
searchDomain: () => searchDomain,
useFetchImplementation: () => useFetchImplementation
});
var NIP05_REGEX = /^(?:([\w.+-]+)@)?([\w_-]+(\.[\w_-]+)+)$/;
var isNip05 = (value) => NIP05_REGEX.test(value || "");
var _fetch;
try {
_fetch = fetch;
} catch (_) {
null;
}
function useFetchImplementation(fetchImplementation) {
_fetch = fetchImplementation;
}
async function searchDomain(domain, query = "") {
try {
const url = `https://${domain}/.well-known/nostr.json?name=${query}`;
const res = await _fetch(url, { redirect: "manual" });
if (res.status !== 200) {
throw Error("Wrong response code");
}
const json = await res.json();
return json.names;
} catch (_) {
return {};
}
}
async function queryProfile(fullname) {
const match = fullname.match(NIP05_REGEX);
if (!match)
return null;
const [, name = "_", domain] = match;
try {
const url = `https://${domain}/.well-known/nostr.json?name=${name}`;
const res = await _fetch(url, { redirect: "manual" });
if (res.status !== 200) {
throw Error("Wrong response code");
}
const json = await res.json();
const pubkey = json.names[name];
return pubkey ? { pubkey, relays: json.relays?.[pubkey] } : null;
} catch (_e) {
return null;
}
}
async function isValid(pubkey, nip05) {
const res = await queryProfile(nip05);
return res ? res.pubkey === pubkey : false;
}
// nip10.ts
var nip10_exports = {};
__export(nip10_exports, {
parse: () => parse
});
function parse(event) {
const result = {
reply: void 0,
root: void 0,
mentions: [],
profiles: [],
quotes: []
};
let maybeParent;
let maybeRoot;
for (let i2 = event.tags.length - 1; i2 >= 0; i2--) {
const tag = event.tags[i2];
if (tag[0] === "e" && tag[1]) {
const [_, eTagEventId, eTagRelayUrl, eTagMarker, eTagAuthor] = tag;
const eventPointer = {
id: eTagEventId,
relays: eTagRelayUrl ? [eTagRelayUrl] : [],
author: eTagAuthor
};
if (eTagMarker === "root") {
result.root = eventPointer;
continue;
}
if (eTagMarker === "reply") {
result.reply = eventPointer;
continue;
}
if (eTagMarker === "mention") {
result.mentions.push(eventPointer);
continue;
}
if (!maybeParent) {
maybeParent = eventPointer;
} else {
maybeRoot = eventPointer;
}
result.mentions.push(eventPointer);
continue;
}
if (tag[0] === "q" && tag[1]) {
const [_, eTagEventId, eTagRelayUrl] = tag;
result.quotes.push({
id: eTagEventId,
relays: eTagRelayUrl ? [eTagRelayUrl] : []
});
}
if (tag[0] === "p" && tag[1]) {
result.profiles.push({
pubkey: tag[1],
relays: tag[2] ? [tag[2]] : []
});
continue;
}
}
if (!result.root) {
result.root = maybeRoot || maybeParent || result.reply;
}
if (!result.reply) {
result.reply = maybeParent || result.root;
}
;
[result.reply, result.root].forEach((ref) => {
if (!ref)
return;
let idx = result.mentions.indexOf(ref);
if (idx !== -1) {
result.mentions.splice(idx, 1);
}
if (ref.author) {
let author = result.profiles.find((p) => p.pubkey === ref.author);
if (author && author.relays) {
if (!ref.relays) {
ref.relays = [];
}
author.relays.forEach((url) => {
if (ref.relays?.indexOf(url) === -1)
ref.relays.push(url);
});
author.relays = ref.relays;
}
}
});
result.mentions.forEach((ref) => {
if (ref.author) {
let author = result.profiles.find((p) => p.pubkey === ref.author);
if (author && author.relays) {
if (!ref.relays) {
ref.relays = [];
}
author.relays.forEach((url) => {
if (ref.relays.indexOf(url) === -1)
ref.relays.push(url);
});
author.relays = ref.relays;
}
}
});
return result;
}
// nip11.ts
var nip11_exports = {};
__export(nip11_exports, {
fetchRelayInformation: () => fetchRelayInformation,
useFetchImplementation: () => useFetchImplementation2
});
var _fetch2;
try {
_fetch2 = fetch;
} catch {
}
function useFetchImplementation2(fetchImplementation) {
_fetch2 = fetchImplementation;
}
async function fetchRelayInformation(url) {
return await (await fetch(url.replace("ws://", "http://").replace("wss://", "https://"), {
headers: { Accept: "application/nostr+json" }
})).json();
}
// nip13.ts
var nip13_exports = {};
__export(nip13_exports, {
fastEventHash: () => fastEventHash,
getPow: () => getPow,
minePow: () => minePow
});
import { bytesToHex as bytesToHex5 } from "@noble/hashes/utils";
import { sha256 as sha2562 } from "@noble/hashes/sha256";
function getPow(hex) {
let count = 0;
for (let i2 = 0; i2 < 64; i2 += 8) {
const nibble = parseInt(hex.substring(i2, i2 + 8), 16);
if (nibble === 0) {
count += 32;
} else {
count += Math.clz32(nibble);
break;
}
}
return count;
}
function minePow(unsigned, difficulty) {
let count = 0;
const event = unsigned;
const tag = ["nonce", count.toString(), difficulty.toString()];
event.tags.push(tag);
while (true) {
const now2 = Math.floor(new Date().getTime() / 1e3);
if (now2 !== event.created_at) {
count = 0;
event.created_at = now2;
}
tag[1] = (++count).toString();
event.id = fastEventHash(event);
if (getPow(event.id) >= difficulty) {
break;
}
}
return event;
}
function fastEventHash(evt) {
return bytesToHex5(
sha2562(utf8Encoder.encode(JSON.stringify([0, evt.pubkey, evt.created_at, evt.kind, evt.tags, evt.content])))
);
}
// nip17.ts
var nip17_exports = {};
__export(nip17_exports, {
unwrapEvent: () => unwrapEvent2,
unwrapManyEvents: () => unwrapManyEvents2,
wrapEvent: () => wrapEvent2,
wrapManyEvents: () => wrapManyEvents2
});
// nip59.ts
var nip59_exports = {};
__export(nip59_exports, {
createRumor: () => createRumor,
createSeal: () => createSeal,
createWrap: () => createWrap,
unwrapEvent: () => unwrapEvent,
unwrapManyEvents: () => unwrapManyEvents,
wrapEvent: () => wrapEvent,
wrapManyEvents: () => wrapManyEvents
});
// nip44.ts
var nip44_exports = {};
__export(nip44_exports, {
decrypt: () => decrypt2,
encrypt: () => encrypt2,
getConversationKey: () => getConversationKey,
v2: () => v2
});
import { chacha20 } from "@noble/ciphers/chacha";
import { equalBytes } from "@noble/ciphers/utils";
import { secp256k1 as secp256k12 } from "@noble/curves/secp256k1";
import { extract as hkdf_extract, expand as hkdf_expand } from "@noble/hashes/hkdf";
import { hmac } from "@noble/hashes/hmac";
import { sha256 as sha2563 } from "@noble/hashes/sha256";
import { concatBytes as concatBytes2, randomBytes as randomBytes2 } from "@noble/hashes/utils";
import { base64 as base642 } from "@scure/base";
var minPlaintextSize = 1;
var maxPlaintextSize = 65535;
function getConversationKey(privkeyA, pubkeyB) {
const sharedX = secp256k12.getSharedSecret(privkeyA, "02" + pubkeyB).subarray(1, 33);
return hkdf_extract(sha2563, sharedX, "nip44-v2");
}
function getMessageKeys(conversationKey, nonce) {
const keys = hkdf_expand(sha2563, conversationKey, nonce, 76);
return {
chacha_key: keys.subarray(0, 32),
chacha_nonce: keys.subarray(32, 44),
hmac_key: keys.subarray(44, 76)
};
}
function calcPaddedLen(len) {
if (!Number.isSafeInteger(len) || len < 1)
throw new Error("expected positive integer");
if (len <= 32)
return 32;
const nextPower = 1 << Math.floor(Math.log2(len - 1)) + 1;
const chunk = nextPower <= 256 ? 32 : nextPower / 8;
return chunk * (Math.floor((len - 1) / chunk) + 1);
}
function writeU16BE(num) {
if (!Number.isSafeInteger(num) || num < minPlaintextSize || num > maxPlaintextSize)
throw new Error("invalid plaintext size: must be between 1 and 65535 bytes");
const arr = new Uint8Array(2);
new DataView(arr.buffer).setUint16(0, num, false);
return arr;
}
function pad(plaintext) {
const unpadded = utf8Encoder.encode(plaintext);
const unpaddedLen = unpadded.length;
const prefix = writeU16BE(unpaddedLen);
const suffix = new Uint8Array(calcPaddedLen(unpaddedLen) - unpaddedLen);
return concatBytes2(prefix, unpadded, suffix);
}
function unpad(padded) {
const unpaddedLen = new DataView(padded.buffer).getUint16(0);
const unpadded = padded.subarray(2, 2 + unpaddedLen);
if (unpaddedLen < minPlaintextSize || unpaddedLen > maxPlaintextSize || unpadded.length !== unpaddedLen || padded.length !== 2 + calcPaddedLen(unpaddedLen))
throw new Error("invalid padding");
return utf8Decoder.decode(unpadded);
}
function hmacAad(key, message, aad) {
if (aad.length !== 32)
throw new Error("AAD associated data must be 32 bytes");
const combined = concatBytes2(aad, message);
return hmac(sha2563, key, combined);
}
function decodePayload(payload) {
if (typeof payload !== "string")
throw new Error("payload must be a valid string");
const plen = payload.length;
if (plen < 132 || plen > 87472)
throw new Error("invalid payload length: " + plen);
if (payload[0] === "#")
throw new Error("unknown encryption version");
let data;
try {
data = base642.decode(payload);
} catch (error) {
throw new Error("invalid base64: " + error.message);
}
const dlen = data.length;
if (dlen < 99 || dlen > 65603)
throw new Error("invalid data length: " + dlen);
const vers = data[0];
if (vers !== 2)
throw new Error("unknown encryption version " + vers);
return {
nonce: data.subarray(1, 33),
ciphertext: data.subarray(33, -32),
mac: data.subarray(-32)
};
}
function encrypt2(plaintext, conversationKey, nonce = randomBytes2(32)) {
const { chacha_key, chacha_nonce, hmac_key } = getMessageKeys(conversationKey, nonce);
const padded = pad(plaintext);
const ciphertext = chacha20(chacha_key, chacha_nonce, padded);
const mac = hmacAad(hmac_key, ciphertext, nonce);
return base642.encode(concatBytes2(new Uint8Array([2]), nonce, ciphertext, mac));
}
function decrypt2(payload, conversationKey) {
const { nonce, ciphertext, mac } = decodePayload(payload);
const { chacha_key, chacha_nonce, hmac_key } = getMessageKeys(conversationKey, nonce);
const calculatedMac = hmacAad(hmac_key, ciphertext, nonce);
if (!equalBytes(calculatedMac, mac))
throw new Error("invalid MAC");
const padded = chacha20(chacha_key, chacha_nonce, ciphertext);
return unpad(padded);
}
var v2 = {
utils: {
getConversationKey,
calcPaddedLen
},
encrypt: encrypt2,
decrypt: decrypt2
};
// nip59.ts
var TWO_DAYS = 2 * 24 * 60 * 60;
var now = () => Math.round(Date.now() / 1e3);
var randomNow = () => Math.round(now() - Math.random() * TWO_DAYS);
var nip44ConversationKey = (privateKey, publicKey) => getConversationKey(privateKey, publicKey);
var nip44Encrypt = (data, privateKey, publicKey) => encrypt2(JSON.stringify(data), nip44ConversationKey(privateKey, publicKey));
var nip44Decrypt = (data, privateKey) => JSON.parse(decrypt2(data.content, nip44ConversationKey(privateKey, data.pubkey)));
function createRumor(event, privateKey) {
const rumor = {
created_at: now(),
content: "",
tags: [],
...event,
pubkey: getPublicKey(privateKey)
};
rumor.id = getEventHash(rumor);
return rumor;
}
function createSeal(rumor, privateKey, recipientPublicKey) {
return finalizeEvent(
{
kind: Seal,
content: nip44Encrypt(rumor, privateKey, recipientPublicKey),
created_at: randomNow(),
tags: []
},
privateKey
);
}
function createWrap(seal, recipientPublicKey) {
const randomKey = generateSecretKey();
return finalizeEvent(
{
kind: GiftWrap,
content: nip44Encrypt(seal, randomKey, recipientPublicKey),
created_at: randomNow(),
tags: [["p", recipientPublicKey]]
},
randomKey
);
}
function wrapEvent(event, senderPrivateKey, recipientPublicKey) {
const rumor = createRumor(event, senderPrivateKey);
const seal = createSeal(rumor, senderPrivateKey, recipientPublicKey);
return createWrap(seal, recipientPublicKey);
}
function wrapManyEvents(event, senderPrivateKey, recipientsPublicKeys) {
if (!recipientsPublicKeys || recipientsPublicKeys.length === 0) {
throw new Error("At least one recipient is required.");
}
const senderPublicKey = getPublicKey(senderPrivateKey);
const wrappeds = [wrapEvent(event, senderPrivateKey, senderPublicKey)];
recipientsPublicKeys.forEach((recipientPublicKey) => {
wrappeds.push(wrapEvent(event, senderPrivateKey, recipientPublicKey));
});
return wrappeds;
}
function unwrapEvent(wrap, recipientPrivateKey) {
const unwrappedSeal = nip44Decrypt(wrap, recipientPrivateKey);
return nip44Decrypt(unwrappedSeal, recipientPrivateKey);
}
function unwrapManyEvents(wrappedEvents, recipientPrivateKey) {
let unwrappedEvents = [];
wrappedEvents.forEach((e) => {
unwrappedEvents.push(unwrapEvent(e, recipientPrivateKey));
});
unwrappedEvents.sort((a, b) => a.created_at - b.created_at);
return unwrappedEvents;
}
// nip17.ts
function createEvent(recipients, message, conversationTitle, replyTo) {
const baseEvent = {
created_at: Math.ceil(Date.now() / 1e3),
kind: PrivateDirectMessage,
tags: [],
content: message
};
const recipientsArray = Array.isArray(recipients) ? recipients : [recipients];
recipientsArray.forEach(({ publicKey, relayUrl }) => {
baseEvent.tags.push(relayUrl ? ["p", publicKey, relayUrl] : ["p", publicKey]);
});
if (replyTo) {
baseEvent.tags.push(["e", replyTo.eventId, replyTo.relayUrl || "", "reply"]);
}
if (conversationTitle) {
baseEvent.tags.push(["subject", conversationTitle]);
}
return baseEvent;
}
function wrapEvent2(senderPrivateKey, recipient, message, conversationTitle, replyTo) {
const event = createEvent(recipient, message, conversationTitle, replyTo);
return wrapEvent(event, senderPrivateKey, recipient.publicKey);
}
function wrapManyEvents2(senderPrivateKey, recipients, message, conversationTitle, replyTo) {
if (!recipients || recipients.length === 0) {
throw new Error("At least one recipient is required.");
}
const senderPublicKey = getPublicKey(senderPrivateKey);
return [{ publicKey: senderPublicKey }, ...recipients].map(
(recipient) => wrapEvent2(senderPrivateKey, recipient, message, conversationTitle, replyTo)
);
}
var unwrapEvent2 = unwrapEvent;
var unwrapManyEvents2 = unwrapManyEvents;
// nip18.ts
var nip18_exports = {};
__export(nip18_exports, {
finishRepostEvent: () => finishRepostEvent,
getRepostedEvent: () => getRepostedEvent,
getRepostedEventPointer: () => getRepostedEventPointer
});
function finishRepostEvent(t, reposted, relayUrl, privateKey) {
let kind;
const tags = [...t.tags ?? [], ["e", reposted.id, relayUrl], ["p", reposted.pubkey]];
if (reposted.kind === ShortTextNote) {
kind = Repost;
} else {
kind = GenericRepost;
tags.push(["k", String(reposted.kind)]);
}
return finalizeEvent(
{
kind,
tags,
content: t.content === "" || reposted.tags?.find((tag) => tag[0] === "-") ? "" : JSON.stringify(reposted),
created_at: t.created_at
},
privateKey
);
}
function getRepostedEventPointer(event) {
if (![Repost, GenericRepost].includes(event.kind)) {
return void 0;
}
let lastETag;
let lastPTag;
for (let i2 = event.tags.length - 1; i2 >= 0 && (lastETag === void 0 || lastPTag === void 0); i2--) {
const tag = event.tags[i2];
if (tag.length >= 2) {
if (tag[0] === "e" && lastETag === void 0) {
lastETag = tag;
} else if (tag[0] === "p" && lastPTag === void 0) {
lastPTag = tag;
}
}
}
if (lastETag === void 0) {
return void 0;
}
return {
id: lastETag[1],
relays: [lastETag[2], lastPTag?.[2]].filter((x) => typeof x === "string"),
author: lastPTag?.[1]
};
}
function getRepostedEvent(event, { skipVerification } = {}) {
const pointer = getRepostedEventPointer(event);
if (pointer === void 0 || event.content === "") {
return void 0;
}
let repostedEvent;
try {
repostedEvent = JSON.parse(event.content);
} catch (error) {
return void 0;
}
if (repostedEvent.id !== pointer.id) {
return void 0;
}
if (!skipVerification && !verifyEvent(repostedEvent)) {
return void 0;
}
return repostedEvent;
}
// nip21.ts
var nip21_exports = {};
__export(nip21_exports, {
NOSTR_URI_REGEX: () => NOSTR_URI_REGEX,
parse: () => parse2,
test: () => test
});
var NOSTR_URI_REGEX = new RegExp(`nostr:(${BECH32_REGEX.source})`);
function test(value) {
return typeof value === "string" && new RegExp(`^${NOSTR_URI_REGEX.source}$`).test(value);
}
function parse2(uri) {
const match = uri.match(new RegExp(`^${NOSTR_URI_REGEX.source}$`));
if (!match)
throw new Error(`Invalid Nostr URI: ${uri}`);
return {
uri: match[0],
value: match[1],
decoded: decode(match[1])
};
}
// nip25.ts
var nip25_exports = {};
__export(nip25_exports, {
finishReactionEvent: () => finishReactionEvent,
getReactedEventPointer: () => getReactedEventPointer
});
function finishReactionEvent(t, reacted, privateKey) {
const inheritedTags = reacted.tags.filter((tag) => tag.length >= 2 && (tag[0] === "e" || tag[0] === "p"));
return finalizeEvent(
{
...t,
kind: Reaction,
tags: [...t.tags ?? [], ...inheritedTags, ["e", reacted.id], ["p", reacted.pubkey]],
content: t.content ?? "+"
},
privateKey
);
}
function getReactedEventPointer(event) {
if (event.kind !== Reaction) {
return void 0;
}
let lastETag;
let lastPTag;
for (let i2 = event.tags.length - 1; i2 >= 0 && (lastETag === void 0 || lastPTag === void 0); i2--) {
const tag = event.tags[i2];
if (tag.length >= 2) {
if (tag[0] === "e" && lastETag === void 0) {
lastETag = tag;
} else if (tag[0] === "p" && lastPTag === void 0) {
lastPTag = tag;
}
}
}
if (lastETag === void 0 || lastPTag === void 0) {
return void 0;
}
return {
id: lastETag[1],
relays: [lastETag[2], lastPTag[2]].filter((x) => x !== void 0),
author: lastPTag[1]
};
}
// nip27.ts
var nip27_exports = {};
__export(nip27_exports, {
parse: () => parse3
});
var noCharacter = /\W/m;
var noURLCharacter = /\W |\W$|$|,| /m;
function* parse3(content) {
const max = content.length;
let prevIndex = 0;
let index = 0;
while (index < max) {
let u = content.indexOf(":", index);
if (u === -1) {
break;
}
if (content.substring(u - 5, u) === "nostr") {
const m = content.substring(u + 60).match(noCharacter);
const end = m ? u + 60 + m.index : max;
try {
let pointer;
let { data, type } = decode(content.substring(u + 1, end));
switch (type) {
case "npub":
pointer = { pubkey: data };
break;
case "nsec":
case "note":
index = end + 1;
continue;
default:
pointer = data;
}
if (prevIndex !== u - 5) {
yield { type: "text", text: content.substring(prevIndex, u - 5) };
}
yield { type: "reference", pointer };
index = end;
prevIndex = index;
continue;
} catch (_err) {
index = u + 1;
continue;
}
} else if (content.substring(u - 5, u) === "https" || content.substring(u - 4, u) === "http") {
const m = content.substring(u + 4).match(noURLCharacter);
const end = m ? u + 4 + m.index : max;
const prefixLen = content[u - 1] === "s" ? 5 : 4;
try {
let url = new URL(content.substring(u - prefixLen, end));
if (url.hostname.indexOf(".") === -1) {
throw new Error("invalid url");
}
if (prevIndex !== u - prefixLen) {
yield { type: "text", text: content.substring(prevIndex, u - prefixLen) };
}
if (/\.(png|jpe?g|gif|webp)$/i.test(url.pathname)) {
yield { type: "image", url: url.toString() };
index = end;
prevIndex = index;
continue;
}
if (/\.(mp4|avi|webm|mkv)$/i.test(url.pathname)) {
yield { type: "video", url: url.toString() };
index = end;
prevIndex = index;
continue;
}
if (/\.(mp3|aac|ogg|opus)$/i.test(url.pathname)) {
yield { type: "audio", url: url.toString() };
index = end;
prevIndex = index;
continue;
}
yield { type: "url", url: url.toString() };
index = end;
prevIndex = index;
continue;
} catch (_err) {
index = end + 1;
continue;
}
} else if (content.substring(u - 3, u) === "wss" || content.substring(u - 2, u) === "ws") {
const m = content.substring(u + 4).match(noURLCharacter);
const end = m ? u + 4 + m.index : max;
const prefixLen = content[u - 1] === "s" ? 3 : 2;
try {
let url = new URL(content.substring(u - prefixLen, end));
if (url.hostname.indexOf(".") === -1) {
throw new Error("invalid ws url");
}
if (prevIndex !== u - prefixLen) {
yield { type: "text", text: content.substring(prevIndex, u - prefixLen) };
}
yield { type: "relay", url: url.toString() };
index = end;
prevIndex = index;
continue;
} catch (_err) {
index = end + 1;
continue;
}
} else {
index = u + 1;
continue;
}
}
if (prevIndex !== max) {
yield { type: "text", text: content.substring(prevIndex) };
}
}
// nip28.ts
var nip28_exports = {};
__export(nip28_exports, {
channelCreateEvent: () => channelCreateEvent,
channelHideMessageEvent: () => channelHideMessageEvent,
channelMessageEvent: () => channelMessageEvent,
channelMetadataEvent: () => channelMetadataEvent,
channelMuteUserEvent: () => channelMuteUserEvent
});
var channelCreateEvent = (t, privateKey) => {
let content;
if (typeof t.content === "object") {
content = JSON.stringify(t.content);
} else if (typeof t.content === "string") {
content = t.content;
} else {
return void 0;
}
return finalizeEvent(
{
kind: ChannelCreation,
tags: [...t.tags ?? []],
content,
created_at: t.created_at
},
privateKey
);
};
var channelMetadataEvent = (t, privateKey) => {
let content;
if (typeof t.content === "object") {
content = JSON.stringify(t.content);
} else if (typeof t.content === "string") {
content = t.content;
} else {
return void 0;
}
return finalizeEvent(
{
kind: ChannelMetadata,
tags: [["e", t.channel_create_event_id], ...t.tags ?? []],
content,
created_at: t.created_at
},
privateKey
);
};
var channelMessageEvent = (t, privateKey) => {
const tags = [["e", t.channel_create_event_id, t.relay_url, "root"]];
if (t.reply_to_channel_message_event_id) {
tags.push(["e", t.reply_to_channel_message_event_id, t.relay_url, "reply"]);
}
return finalizeEvent(
{
kind: ChannelMessage,
tags: [...tags, ...t.tags ?? []],
content: t.content,
created_at: t.created_at
},
privateKey
);
};
var channelHideMessageEvent = (t, privateKey) => {
let content;
if (typeof t.content === "object") {
content = JSON.stringify(t.content);
} else if (typeof t.content === "string") {
content = t.content;
} else {
return void 0;
}
return finalizeEvent(
{
kind: ChannelHideMessage,
tags: [["e", t.channel_message_event_id], ...t.tags ?? []],
content,
created_at: t.created_at
},
privateKey
);
};
var channelMuteUserEvent = (t, privateKey) => {
let content;
if (typeof t.content === "object") {
content = JSON.stringify(t.content);
} else if (typeof t.content === "string") {
content = t.content;
} else {
return void 0;
}
return finalizeEvent(
{
kind: ChannelMuteUser,
tags: [["p", t.pubkey_to_mute], ...t.tags ?? []],
content,
created_at: t.created_at
},
privateKey
);
};
// nip30.ts
var nip30_exports = {};
__export(nip30_exports, {
EMOJI_SHORTCODE_REGEX: () => EMOJI_SHORTCODE_REGEX,
matchAll: () => matchAll,
regex: () => regex,
replaceAll: () => replaceAll
});
var EMOJI_SHORTCODE_REGEX = /:(\w+):/;
var regex = () => new RegExp(`\\B${EMOJI_SHORTCODE_REGEX.source}\\B`, "g");
function* matchAll(content) {
const matches = content.matchAll(regex());
for (const match of matches) {
try {
const [shortcode, name] = match;
yield {
shortcode,
name,
start: match.index,
end: match.index + shortcode.length
};
} catch (_e) {
}
}
}
function replaceAll(content, replacer) {
return content.replaceAll(regex(), (shortcode, name) => {
return replacer({
shortcode,
name
});
});
}
// nip39.ts
var nip39_exports = {};
__export(nip39_exports, {
useFetchImplementation: () => useFetchImplementation3,
validateGithub: () => validateGithub
});
var _fetch3;
try {
_fetch3 = fetch;
} catch {
}
function useFetchImplementation3(fetchImplementation) {
_fetch3 = fetchImplementation;
}
async function validateGithub(pubkey, username, proof) {
try {
let res = await (await _fetch3(`https://gist.github.com/${username}/${proof}/raw`)).text();
return res === `Verifying that I control the following Nostr public key: ${pubkey}`;
} catch (_) {
return false;
}
}
// nip47.ts
var nip47_exports = {};
__export(nip47_exports, {
makeNwcRequestEvent: () => makeNwcRequestEvent,
parseConnectionString: () => parseConnectionString
});
function parseConnectionString(connectionString) {
const { host, pathname, searchParams } = new URL(connectionString);
const pubkey = pathname || host;
const relay = searchParams.get("relay");
const secret = searchParams.get("secret");
if (!pubkey || !relay || !secret) {
throw new Error("invalid connection string");
}
return { pubkey, relay, secret };
}
async function makeNwcRequestEvent(pubkey, secretKey, invoice) {
const content = {
method: "pay_invoice",
params: {
invoice
}
};
const encryptedContent = encrypt(secretKey, pubkey, JSON.stringify(content));
const eventTemplate = {
kind: NWCWalletRequest,
created_at: Math.round(Date.now() / 1e3),
content: encryptedContent,
tags: [["p", pubkey]]
};
return finalizeEvent(eventTemplate, secretKey);
}
// nip54.ts
var nip54_exports = {};
__export(nip54_exports, {
normalizeIdentifier: () => normalizeIdentifier
});
function normalizeIdentifier(name) {
name = name.trim().toLowerCase();
name = name.normalize("NFKC");
return Array.from(name).map((char) => {
if (/\p{Letter}/u.test(char) || /\p{Number}/u.test(char)) {
return char;
}
return "-";
}).join("");
}
// nip57.ts
var nip57_exports = {};
__export(nip57_exports, {
getSatoshisAmountFromBolt11: () => getSatoshisAmountFromBolt11,
getZapEndpoint: () => getZapEndpoint,
makeZapReceipt: () => makeZapReceipt,
makeZapRequest: () => makeZapRequest,
useFetchImplementation: () => useFetchImplementation4,
validateZapRequest: () => validateZapRequest
});
import { bech32 as bech322 } from "@scure/base";
var _fetch4;
try {
_fetch4 = fetch;
} catch {
}
function useFetchImplementation4(fetchImplementation) {
_fetch4 = fetchImplementation;
}
async function getZapEndpoint(metadata) {
try {
let lnurl = "";
let { lud06, lud16 } = JSON.parse(metadata.content);
if (lud06) {
let { words } = bech322.decode(lud06, 1e3);
let data = bech322.fromWords(words);
lnurl = utf8Decoder.decode(data);
} else if (lud16) {
let [name, domain] = lud16.split("@");
lnurl = new URL(`/.well-known/lnurlp/${name}`, `https://${domain}`).toString();
} else {
return null;
}
let res = await _fetch4(lnurl);
let body = await res.json();
if (body.allowsNostr && body.nostrPubkey) {
return body.callback;
}
} catch (err) {
}
return null;
}
function makeZapRequest(params) {
let zr = {
kind: 9734,
created_at: Math.round(Date.now() / 1e3),
content: params.comment || "",
tags: [
["p", "pubkey" in params ? params.pubkey : params.event.pubkey],
["amount", params.amount.toString()],
["relays", ...params.relays]
]
};
if ("event" in params) {
zr.tags.push(["e", params.event.id]);
if (isReplaceableKind(params.event.kind)) {
const a = ["a", `${params.event.kind}:${params.event.pubkey}:`];
zr.tags.push(a);
} else if (isAddressableKind(params.event.kind)) {
let d = params.event.tags.find(([t, v]) => t === "d" && v);
if (!d)
throw new Error("d tag not found or is empty");
const a = ["a", `${params.event.kind}:${params.event.pubkey}:${d[1]}`];
zr.tags.push(a);
}
zr.tags.push(["k", params.event.kind.toString()]);
}
return zr;
}
function validateZapRequest(zapRequestString) {
let zapRequest;
try {
zapRequest = JSON.parse(zapRequestString);
} catch (err) {
return "Invalid zap request JSON.";
}
if (!validateEvent(zapRequest))
return "Zap request is not a valid Nostr event.";
if (!verifyEvent(zapRequest))
return "Invalid signature on zap request.";
let p = zapRequest.tags.find(([t, v]) => t === "p" && v);
if (!p)
return "Zap request doesn't have a 'p' tag.";
if (!p[1].match(/^[a-f0-9]{64}$/))
return "Zap request 'p' tag is not valid hex.";
let e = zapRequest.tags.find(([t, v]) => t === "e" && v);
if (e && !e[1].match(/^[a-f0-9]{64}$/))
return "Zap request 'e' tag is not valid hex.";
let relays = zapRequest.tags.find(([t, v]) => t === "relays" && v);
if (!relays)
return "Zap request doesn't have a 'relays' tag.";
return null;
}
function makeZapReceipt({
zapRequest,
preimage,
bolt11,
paidAt
}) {
let zr = JSON.parse(zapRequest);
let tagsFromZapRequest = zr.tags.filter(([t]) => t === "e" || t === "p" || t === "a");
let zap = {
kind: 9735,
created_at: Math.round(paidAt.getTime() / 1e3),
content: "",
tags: [...tagsFromZapRequest, ["P", zr.pubkey], ["bolt11", bolt11], ["description", zapRequest]]
};
if (preimage) {
zap.tags.push(["preimage", preimage]);
}
return zap;
}
function getSatoshisAmountFromBolt11(bolt11) {
if (bolt11.length < 50) {
return 0;
}
bolt11 = bolt11.substring(0, 50);
const idx = bolt11.lastIndexOf("1");
if (idx === -1) {
return 0;
}
const hrp = bolt11.substring(0, idx);
if (!hrp.startsWith("lnbc")) {
return 0;
}
const amount = hrp.substring(4);
if (amount.length < 1) {
return 0;
}
const char = amount[amount.length - 1];
const digit = char.charCodeAt(0) - "0".charCodeAt(0);
const isDigit = digit >= 0 && digit <= 9;
let cutPoint = amount.length - 1;
if (isDigit) {
cutPoint++;
}
if (cutPoint < 1) {
return 0;
}
const num = parseInt(amount.substring(0, cutPoint));
switch (char) {
case "m":
return num * 1e5;
case "u":
return num * 100;
case "n":
return num / 10;
case "p":
return num / 1e4;
default:
return num * 1e8;
}
}
// nip98.ts
var nip98_exports = {};
__export(nip98_exports, {
getToken: () => getToken,
hashPayload: () => hashPayload,
unpackEventFromToken: () => unpackEventFromToken,
validateEvent: () => validateEvent2,
validateEventKind: () => validateEventKind,
validateEventMethodTag: () => validateEventMethodTag,
validateEventPayloadTag: () => validateEventPayloadTag,
validateEventTimestamp: () => validateEventTimestamp,
validateEventUrlTag: () => validateEventUrlTag,
validateToken: () => validateToken
});
import { sha256 as sha2564 } from "@noble/hashes/sha256";
import { bytesToHex as bytesToHex6 } from "@noble/hashes/utils";
import { base64 as base643 } from "@scure/base";
var _authorizationScheme = "Nostr ";
async function getToken(loginUrl, httpMethod, sign, includeAuthorizationScheme = false, payload) {
const event = {
kind: HTTPAuth,
tags: [
["u", loginUrl],
["method", httpMethod]
],
created_at: Math.round(new Date().getTime() / 1e3),
content: ""
};
if (payload) {
event.tags.push(["payload", hashPayload(payload)]);
}
const signedEvent = await sign(event);
const authorizationScheme = includeAuthorizationScheme ? _authorizationScheme : "";
return authorizationScheme + base643.encode(utf8Encoder.encode(JSON.stringify(signedEvent)));
}
async function validateToken(token, url, method) {
const event = await unpackEventFromToken(token).catch((error) => {
throw error;
});
const valid = await validateEvent2(event, url, method).catch((error) => {
throw error;
});
return valid;
}
async function unpackEventFromToken(token) {
if (!token) {
throw new Error("Missing token");
}
token = token.replace(_authorizationScheme, "");
const eventB64 = utf8Decoder.decode(base643.decode(token));
if (!eventB64 || eventB64.length === 0 || !eventB64.startsWith("{")) {
throw new Error("Invalid token");
}
const event = JSON.parse(eventB64);
return event;
}
function validateEventTimestamp(event) {
if (!event.created_at) {
return false;
}
return Math.round(new Date().getTime() / 1e3) - event.created_at < 60;
}
function validateEventKind(event) {
return event.kind === HTTPAuth;
}
function validateEventUrlTag(event, url) {
const urlTag = event.tags.find((t) => t[0] === "u");
if (!urlTag) {
return false;
}
return urlTag.length > 0 && urlTag[1] === url;
}
function validateEventMethodTag(event, method) {
const methodTag = event.tags.find((t) => t[0] === "method");
if (!methodTag) {
return false;
}
return methodTag.length > 0 && methodTag[1].toLowerCase() === method.toLowerCase();
}
function hashPayload(payload) {
const hash = sha2564(utf8Encoder.encode(JSON.stringify(payload)));
return bytesToHex6(hash);
}
function validateEventPayloadTag(event, payload) {
const payloadTag = event.tags.find((t) => t[0] === "payload");
if (!payloadTag) {
return false;
}
const payloadHash = hashPayload(payload);
return payloadTag.length > 0 && payloadTag[1] === payloadHash;
}
async function validateEvent2(event, url, method, body) {
if (!verifyEvent(event)) {
throw new Error("Invalid nostr event, signature invalid");
}
if (!validateEventKind(event)) {
throw new Error("Invalid nostr event, kind invalid");
}
if (!validateEventTimestamp(event)) {
throw new Error("Invalid nostr event, created_at timestamp invalid");
}
if (!validateEventUrlTag(event, url)) {
throw new Error("Invalid nostr event, url tag invalid");
}
if (!validateEventMethodTag(event, method)) {
throw new Error("Invalid nostr event, method tag invalid");
}
if (Boolean(body) && typeof body === "object" && Object.keys(body).length > 0) {
if (!validateEventPayloadTag(event, body)) {
throw new Error("Invalid nostr event, payload tag does not match request body hash");
}
}
return true;
}
export {
Relay,
SimplePool,
finalizeEvent,
fakejson_exports as fj,
generateSecretKey,
getEventHash,
getFilterLimit,
getPublicKey,
kinds_exports as kinds,
matchFilter,
matchFilters,
mergeFilters,
nip04_exports as nip04,
nip05_exports as nip05,
nip10_exports as nip10,
nip11_exports as nip11,
nip13_exports as nip13,
nip17_exports as nip17,
nip18_exports as nip18,
nip19_exports as nip19,
nip21_exports as nip21,
nip25_exports as nip25,
nip27_exports as nip27,
nip28_exports as nip28,
nip30_exports as nip30,
nip39_exports as nip39,
nip42_exports as nip42,
nip44_exports as nip44,
nip47_exports as nip47,
nip54_exports as nip54,
nip57_exports as nip57,
nip59_exports as nip59,
nip98_exports as nip98,
parseReferences,
serializeEvent,
sortEvents,
utils_exports as utils,
validateEvent,
verifiedSymbol,
verifyEvent
};