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import { ApiPromise, WsProvider, Keyring } from "@polkadot/api"; | ||
import { Builder } from "@paraspell/sdk"; | ||
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async function testRelayToPara() { | ||
console.log("*".repeat(100)); | ||
console.log("Demo on Sending tokens from Parachain to Relaychain. \n"); | ||
console.log("*".repeat(100), "\n"); | ||
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console.log("Establishing connection to Parachain...."); | ||
let ParaWsProvider = new WsProvider("ws://127.0.0.1:32886"); | ||
const API = await ApiPromise.create({ | ||
provider: ParaWsProvider, | ||
noInitWarn: true, | ||
}); | ||
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const relayBlock = await API.rpc.chain.getBlock(); | ||
console.log( | ||
"Latest Parachain Block Height: ", | ||
relayBlock.block.header.number.toHuman(), | ||
"\n" | ||
); | ||
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// You can use ss58Format: ? as an argument when initalizing keyring to get exact alice address as mentioned for that particular parachain | ||
const keyring = new Keyring({ type: "sr25519" }); | ||
const alice = keyring.addFromUri("//Alice"); | ||
console.log("Alice Address : ", alice.address, "\n"); | ||
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const call = Builder(API) | ||
.from('Karura') | ||
.amount(5000000000000) // Token amount | ||
.address("5CAqjCqo2CfzrbhuuqdGrBuEFrsKycxGd3KGaNn1qN89eFFG") // AccountId32 or AccountKey20 address | ||
.build() | ||
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const hash = await call.signAndSend(alice); | ||
console.log( | ||
"Transaction Successfully submitted. \nHash: ", | ||
(hash.toHex()) | ||
); | ||
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API.disconnect(); | ||
} | ||
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testRelayToPara(); |
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