@onflow/six-usdc-transfer v0.0.4

@onflow/six-usdc-setup

Stored Interaction for transferring USDC between Flow accounts.

Status

• Last Updated: March 21 2022
• Stable: No
• Risk of Breaking Change: Very High

Known Upcoming Changes:

• Potential changes to all aspects of Stored Interactions

Install

npm install @onflow/six-usdc-transfer

Configuration

To use this Stored Interaction, you must configure FCL with certain account addresses which contain contracts imported by this Stored Interaction.

Example (for mainnet):

fcl.config()
  .put("0xFUNGIBLETOKENADDRESS", "0xf233dcee88fe0abe")
  .put("0xUSDCADDRESS", "0xb19436aae4d94622")

Example (for testnet):

fcl.config()
  .put("0xFUNGIBLETOKENADDRESS", "0x9a0766d93b6608b7")
  .put("0xUSDCADDRESS", "0x1ab3c177460e1e4a")

Learn more about configuring FCL here: https://github.com/onflow/fcl-six/blob/master/docs/configure-fcl.mdx

Usage:

import * as fcl from "@onflow/fcl"
import { template as usdcSetup } from "@onflow/six-usdc-transfer"

fcl.config().put("accessNode", "http://localhost:8080");

const response = await fcl.send([
    usdcTransfer({
        proposer: fcl.currentUser().authorization,
        authorization: fcl.currentUser().authorization,     
        payer: fcl.currentUser().authorization,        
        amount: "123.456",                                    // Amount as a String representing a Cadence UFix64
        to: "0xABC123DEF456"                                  // The Address of the Account to transfer FUSD to.     
    })
])

Hashing

Hashing Code:

    console.log(crypto.createHash('sha256').update(CODE, 'utf8').digest('hex'))