Jaco Greeff
4854379424
* Add .nodoc for in-flux packages * Start with clean-slate for re-generation * Update with working (although manual) config
44 lines
1.6 KiB
JavaScript
Executable File
44 lines
1.6 KiB
JavaScript
Executable File
const Api = require('@polkadot/api').default
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const WsProvider = require('@polkadot/api-provider/ws').default
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const extrinsics = require('@polkadot/extrinsics').default
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const encodeExtrinsic = require('@polkadot/extrinsics/codec/encode/uncheckedLength').default
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const encodeLength = require('@polkadot/extrinsics/codec/encode/length').default
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const Keyring = require('@polkadot/util-keyring').default
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const storage = require('@polkadot/storage').default
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const BN = require('bn.js')
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const Encoder = new TextEncoder()
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const keyring = new Keyring()
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const provider = new WsProvider('ws://127.0.0.1:9944')
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const api = new Api(provider)
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async function getAccountIndex (address) {
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return api.state.getStorage([storage.system.public.accountIndexOf, address])
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}
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async function transfer (keyRingFrom, addressTo, amount) {
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const nextAccountIndex = await getAccountIndex(keyRingFrom.address())
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// encode the call for signing
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const encoded = encodeExtrinsic(
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keyRingFrom,
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nextAccountIndex,
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extrinsics.staking.public.transfer,
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[addressTo, amount]
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)
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await api.author.submitExtrinsic(encoded)
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.catch(e => console.log)
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}
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const Alice = keyring.addFromSeed(Encoder.encode('Alice '))
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const addressBob = '5Gw3s7q4QLkSWwknsiPtjujPv3XM4Trxi5d4PgKMMk3gfGTE'
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const amount = new BN(999) // on dev chain, the fee is 1, that makes it a round 1000
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console.log(`Crafting and sending an extrinsic for Alice to send Bob ${amount} DOTs`)
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transfer(Alice, addressBob, amount)
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.then(() => console.log('Done'))
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.catch((e) => console.log(e))
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.finally(_ => process.exit(0))
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