Files
api/docs/examples/05_read_storage/index.js
T
Jaco Greeff 4854379424 Gitbook rendering updates (#159)
* Add .nodoc for in-flux packages

* Start with clean-slate for re-generation

* Update with working (although manual) config
2018-09-19 16:14:37 +02:00

33 lines
1.0 KiB
JavaScript
Executable File

const Api = require('@polkadot/api').default
const WsProvider = require('@polkadot/api-provider/ws').default
const storage = require('@polkadot/storage').default
const BN = require('bn.js')
const provider = new WsProvider('ws://127.0.0.1:9944')
const api = new Api(provider)
async function getAccountIndex (address) {
return api.state.getStorage([storage.system.public.accountIndexOf, address])
}
async function getValidators () {
return api.state.getStorage([storage.session.public.validators])
}
async function getBlockPeriod () {
return api.state.getStorage([storage.timestamp.public.blockPeriod])
}
async function main () {
const address = '5GoKvZWG5ZPYL1WUovuHW3zJBWBP5eT8CbqjdRY4Q6iMaDtZ'
const validators = await getValidators()
const index = await getAccountIndex(address)
const blockPeriod = await getBlockPeriod()
console.log(`BlockPeriod: ${new BN(blockPeriod).toString(10)} seconds`)
console.log(`Account Index of ${address}: ${index.toString(10)}`)
console.log('Current validators', validators)
}
main().finally(_ => process.exit())