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| // npm i hypercore@next hyperswarm@next random-access-memory | |
| // Run `node resolve-hypercore.js <key you get from https://gist.github.com/Nazeh/60291b111f93928d8110ff0ae9ecea25> | |
| const Hypercore = require('hypercore'); | |
| const Hyperswarm = require('hyperswarm'); | |
| const ram = require('random-access-memory'); | |
| const resolveCore = async (key) => { | |
| const core = new Hypercore(ram, key, { valueEncoding: 'json' }); | |
| await core.ready(); | |
| const swarm = new Hyperswarm(); | |
| swarm.on('connection', (conn) => { | |
| core.replicate(conn); | |
| }); | |
| swarm.join(core.discoveryKey, { client: true, server: false }); | |
| console.time('first request resolved in'); | |
| await swarm.flush(); | |
| await core.update(); | |
| // Log the latest block. | |
| const latest = await core.get(core.length - 1); | |
| console.timeEnd('first request resolved in'); | |
| console.log(' Latest Block:', core.length, latest) | |
| console.time('second request resolved in'); | |
| const first = await core.get(0) | |
| console.timeEnd('second request resolved in'); | |
| console.log(' First Block :', 0, first); | |
| swarm.destroy(); | |
| }; | |
| const main = async () => { | |
| try { | |
| const key = process.argv[2]; | |
| await resolveCore(Buffer.from(key, 'hex')); | |
| } catch (error) {} | |
| }; | |
| main(); |
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