575505cc83cab76550c9ece7af65dd8ac0f725e947b300ab526b89953d1262c5.json raw

   1  {"ast":null,"code":"import _asyncToGenerator from \"/home/mleku/src/orly.dev/next/signer/node_modules/@babel/runtime/helpers/esm/asyncToGenerator.js\";\n/* eslint-disable @typescript-eslint/no-unused-vars */\nimport { bech32 } from '@scure/base';\nimport * as utils from '@noble/curves/abstract/utils';\nimport { getPublicKey } from 'nostr-tools';\nimport { encrypt as nip49Encrypt } from 'nostr-tools/nip49';\nexport class NostrHelper {\n  static getNostrPrivkeyObject(nsec_OR_hex) {\n    // 1. Assume we got an nsec.\n    // Try to generate hex value.\n    try {\n      const hexObject = this.#nSomething2hexObject(nsec_OR_hex);\n      if (hexObject.represents !== 'nsec') {\n        throw new Error('The provided string is NOT an nsec.');\n      }\n      // Everything is fine. The provided string IS an nsec.\n      return {\n        hex: hexObject.hex,\n        nsec: nsec_OR_hex\n      };\n    } catch (error) {\n      // Continue.\n    }\n    // 2. Assume we got an hex.\n    // Try to generate the nsec.\n    try {\n      const nsec = NostrHelper.privkey2nsec(nsec_OR_hex);\n      return {\n        hex: nsec_OR_hex,\n        nsec\n      };\n    } catch (error) {\n      // Continue;\n    }\n    throw new Error('Could not convert the provided string into nsec/hex.');\n  }\n  static getNostrPubkeyObject(npub_OR_hex) {\n    // 1. Assume we got an npub.\n    // Try to generate hex value.\n    try {\n      const hexObject = this.#nSomething2hexObject(npub_OR_hex);\n      if (hexObject.represents !== 'npub') {\n        throw new Error('The provided string is NOT an npub.');\n      }\n      // Everything is fine. The provided string IS an npub.\n      return {\n        hex: hexObject.hex,\n        npub: npub_OR_hex\n      };\n    } catch (error) {\n      // Continue.\n    }\n    // 2. Assume we got an hex.\n    // Try to generate the npub.\n    try {\n      const npub = NostrHelper.pubkey2npub(npub_OR_hex);\n      return {\n        hex: npub_OR_hex,\n        npub\n      };\n    } catch (error) {\n      // Continue;\n    }\n    throw new Error('Could not convert the provided string into npub/hex.');\n  }\n  static pubkey2npub(hex) {\n    const data = utils.hexToBytes(hex);\n    const words = bech32.toWords(data);\n    return bech32.encode('npub', words, 5000);\n  }\n  static privkey2nsec(hex) {\n    const data = utils.hexToBytes(hex);\n    const words = bech32.toWords(data);\n    return bech32.encode('nsec', words, 5000);\n  }\n  static pubkeyFromPrivkey(hex) {\n    const privkeyBytes = utils.hexToBytes(hex);\n    return getPublicKey(privkeyBytes);\n  }\n  static hex2bytes(hex) {\n    return utils.hexToBytes(hex);\n  }\n  static splitKey(text, first, last) {\n    const part1 = text.slice(0, first);\n    const part2 = '...';\n    const part3 = text.slice(-last);\n    return `${part1}${part2}${part3}`;\n  }\n  static #nSomething2hexObject(nSomething) {\n    const {\n      prefix,\n      words\n    } = bech32.decode(nSomething, 5000);\n    const data = new Uint8Array(bech32.fromWords(words));\n    return {\n      represents: prefix,\n      hex: utils.bytesToHex(data)\n    };\n  }\n  /**\n   * Encrypts a private key (hex) with a password using NIP-49.\n   * Returns an ncryptsec bech32 string.\n   * @param privkeyHex - The private key in hex format\n   * @param password - The password to encrypt with\n   * @param logN - Optional log2(N) parameter for scrypt (default: 16)\n   * @returns Promise<string> - The ncryptsec bech32 encoded encrypted key\n   */\n  static privkeyToNcryptsec(_x, _x2) {\n    return _asyncToGenerator(function* (privkeyHex, password, logN = 16) {\n      const privkeyBytes = utils.hexToBytes(privkeyHex);\n      return nip49Encrypt(privkeyBytes, password, logN);\n    }).apply(this, arguments);\n  }\n}","map":null,"metadata":{},"sourceType":"module","externalDependencies":[]}