Bitcoin quickstart

mkdir bitcoin-pipe && cd bitcoin-pipe
npm init -y
npm pkg set type=module
npm install @subsquid/pipes@beta tsx

import { bitcoinPortalStream, bitcoinQuery } from '@subsquid/pipes/bitcoin'

const stream = bitcoinPortalStream({
  id: 'bitcoin-taproot-outputs',
  portal: 'https://portal.sqd.dev/datasets/bitcoin-mainnet',
  outputs: bitcoinQuery()
    .addFields({
      block: { number: true, timestamp: true },
      transaction: { transactionIndex: true, txid: true },
      output: {
        transactionIndex: true,
        outputIndex: true,
        value: true,
        scriptPubKeyAddress: true,
      },
    })
    .addOutputRequest({
      range: { from: 880_000, to: 880_000 },
      request: {
        scriptPubKeyType: ['witness_v1_taproot'],
        transaction: true,
      },
    }),
})

for await (const { data } of stream) {
  for (const block of data) {
    const transactions = new Map(
      block.transactions.map((tx) => [tx.transactionIndex, tx]),
    )

    for (const output of block.outputs) {
      console.log({
        block: block.header.number,
        txid: transactions.get(output.transactionIndex)?.txid,
        outputIndex: output.outputIndex,
        address: output.scriptPubKeyAddress,
        valueBtc: output.value,
      })
    }
  }
}

npx tsx index.ts