b2-message-channel/contracts/scripts/examples/erc20/approve.js at dev · b2network/b2-message-channel · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
const {ethers, run, network} = require("hardhat")


async function main() {
    /**
     * # dev
     * b2dev: yarn hardhat run scripts/examples/erc20/approve.js --network b2dev
     * asdev: yarn hardhat run scripts/examples/erc20/approve.js --network asdev
     * # pord
     * b2: yarn hardhat run scripts/examples/erc20/approve.js --network b2
     * as: yarn hardhat run scripts/examples/erc20/approve.js --network as
     */

    const [owner] = await ethers.getSigners()
    console.log("Owner Address: ", owner.address);

    let tokenAddress;
    if (network.name == 'b2dev') {
        tokenAddress = "0xE6BF3CCAb0D6b461B281F04349aD73d839c25B06";
    } else if (network.name == 'asdev') {
        tokenAddress = "";
    } else if (network.name == 'b2') {
        tokenAddress = "";
    } else if (network.name == 'as') {
        tokenAddress = "";
    }
    console.log("Token Address: ", tokenAddress);

    const MyERC20 = await ethers.getContractFactory('MyERC20');
    const instance = MyERC20.attach(tokenAddress);

    let approve = {
        // to: process.env.B2_DEV_TOKEN_BRIDGE,
        to: process.env.B2_DEV_CASHIER,
        amount: '1000000000000000000000',
    };
    console.log("approve: ", approve);
    const tx = await instance.approve(approve.to, approve.amount)
    const txReceipt = await tx.wait(1);
    console.log(`tx hash: ${txReceipt.hash}`)
    console.log("allowance:", await instance.allowance(owner.address, approve.to));

}

main()
    .then(() => process.exit(0))
    .catch((error) => {
        console.error(error)
        process.exit(1)
    })