create daemon

thrower_daemon/node_modules/nostr-tools/lib/cjs/nip13.js

@@ -0,0 +1,73 @@
+"use strict";
+var __defProp = Object.defineProperty;
+var __getOwnPropDesc = Object.getOwnPropertyDescriptor;
+var __getOwnPropNames = Object.getOwnPropertyNames;
+var __hasOwnProp = Object.prototype.hasOwnProperty;
+var __export = (target, all) => {
+  for (var name in all)
+    __defProp(target, name, { get: all[name], enumerable: true });
+};
+var __copyProps = (to, from, except, desc) => {
+  if (from && typeof from === "object" || typeof from === "function") {
+    for (let key of __getOwnPropNames(from))
+      if (!__hasOwnProp.call(to, key) && key !== except)
+        __defProp(to, key, { get: () => from[key], enumerable: !(desc = __getOwnPropDesc(from, key)) || desc.enumerable });
+  }
+  return to;
+};
+var __toCommonJS = (mod) => __copyProps(__defProp({}, "__esModule", { value: true }), mod);
+
+// nip13.ts
+var nip13_exports = {};
+__export(nip13_exports, {
+  fastEventHash: () => fastEventHash,
+  getPow: () => getPow,
+  minePow: () => minePow
+});
+module.exports = __toCommonJS(nip13_exports);
+var import_utils2 = require("@noble/hashes/utils");
+var import_sha256 = require("@noble/hashes/sha256");
+
+// utils.ts
+var import_utils = require("@noble/hashes/utils");
+var utf8Decoder = new TextDecoder("utf-8");
+var utf8Encoder = new TextEncoder();
+
+// nip13.ts
+function getPow(hex) {
+  let count = 0;
+  for (let i = 0; i < 64; i += 8) {
+    const nibble = parseInt(hex.substring(i, i + 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 now = Math.floor(new Date().getTime() / 1e3);
+    if (now !== event.created_at) {
+      count = 0;
+      event.created_at = now;
+    }
+    tag[1] = (++count).toString();
+    event.id = fastEventHash(event);
+    if (getPow(event.id) >= difficulty) {
+      break;
+    }
+  }
+  return event;
+}
+function fastEventHash(evt) {
+  return (0, import_utils2.bytesToHex)(
+    (0, import_sha256.sha256)(utf8Encoder.encode(JSON.stringify([0, evt.pubkey, evt.created_at, evt.kind, evt.tags, evt.content])))
+  );
+}