@ravenrebels/ravencoin-sign-transaction/dist/index.cjs.map

Signs a Ravencoin transaction

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//ECPair requires bech32 to not be undefined\n  if (!COIN) throw new Error(\"Invalid network specified\");\n\n  const COIN_NETWORK = COIN as bitcoin.Network;\n\n  const unsignedTx = bitcoin.Transaction.fromHex(rawTransactionHex);\n  const tx = new bitcoin.Transaction();\n  tx.version = unsignedTx.version;\n  tx.locktime = unsignedTx.locktime;\n\n  function getKeyPairByAddress(address: string) {\n    const wif = privateKeys[address];\n    if (!wif) throw new Error(`Missing private key for address: ${address}`);\n\n    try {\n      return ECPair.fromWIF(wif, COIN_NETWORK);\n    } catch (e) {\n      console.error(\"Failed to parse WIF:\", e);\n      throw e;\n    }\n  }\n\n  function getUTXO(txid: string, vout: number): IUTXO | undefined {\n    return UTXOs.find((u) => u.txid === txid && u.outputIndex === vout);\n  }\n\n  // Add inputs\n  for (let i = 0; i < unsignedTx.ins.length; i++) {\n    const input = unsignedTx.ins[i];\n    const txid = Buffer.from(input.hash).reverse().toString(\"hex\");\n    const vout = input.index;\n\n    const utxo = getUTXO(txid, vout);\n    if (!utxo) throw new Error(`Missing UTXO for input ${txid}:${vout}`);\n\n    const script = Buffer.from(utxo.script, \"hex\");\n    tx.addInput(Buffer.from(input.hash), input.index, input.sequence, script);\n  }\n\n  // Add outputs\n  for (const out of unsignedTx.outs) {\n    tx.addOutput(out.script, out.value);\n  }\n\n  // Sign each input\n  for (let i = 0; i < tx.ins.length; i++) {\n    const input = tx.ins[i];\n    const txid = Buffer.from(input.hash).reverse().toString(\"hex\");\n    const vout = input.index;\n\n    const utxo = getUTXO(txid, vout);\n    if (!utxo) throw new Error(`Missing UTXO for input ${txid}:${vout}`);\n\n    const keyPair = getKeyPairByAddress(utxo.address);\n    const scriptPubKey = Buffer.from(utxo.script, \"hex\");\n\n    const sighash = tx.hashForSignature(\n      i,\n      scriptPubKey,\n      bitcoin.Transaction.SIGHASH_ALL\n    );\n    const rawSignature = keyPair.sign(sighash);\n\n    const signatureWithHashType = bitcoin.script.signature.encode(\n      Buffer.from(rawSignature),\n      bitcoin.Transaction.SIGHASH_ALL\n    );\n\n    const pubKey = keyPair.publicKey;\n    const scriptSig = bitcoin.script.compile([\n      signatureWithHashType,\n      Buffer.from(pubKey),\n    ]);\n\n    tx.setInputScript(i, scriptSig);\n  }\n\n  return tx.toHex();\n}\n\nexport default {\n  sign,\n};\n"],"names":[],"version":3,"file":"index.cjs.map"}