import {ethers} from "ethers";
import {getProvider} from "./blockchain.js";
import {chainInfo} from "./chain.js";
import {vaultAddress} from "./vault.js";
import {mockErc20Abi} from "./abi.js";


export async function faucet( chainId, owner, vault=null ) {
    if( chainId === 31337 || chainId === 1337 ) {
        if( vault === null )
            vault = vaultAddress(chainId, owner)
        const provider = getProvider(chainId);
        let faucet = new ethers.Wallet(
            // Dev Account #8
            '0xdbda1821b80551c9d65939329250298aa3472ba22feea921c0cf5d620ea67b97',
            provider
        )
        let nonce = await provider.getTransactionCount(faucet.address, 'pending')
        faucet = new ethers.NonceManager(faucet)
        console.log('faucet sending native coin to', owner)
        await faucet.sendTransaction({to:owner, value:1n *10n**18n, nonce: nonce++})
        const info = chainInfo[chainId]
        if( info.mockCoins ) {
            const [coinAddr, usdAddr] = info.mockCoins
            const signer = await provider.getSigner()
            console.log('faucet minting tokens to', vault)
            await new ethers.Contract(coinAddr, mockErc20Abi, signer).mint(vault, 10n *10n**18n)
            await new ethers.Contract(usdAddr, mockErc20Abi, signer).mint(vault, 10_000n *10n**6n)
        }
    }
}