const ClaimToken = artifacts.require("ClaimToken");
const FT = artifacts.require("FT");
const {
  BN,
  constants,
  expectEvent,
  expectRevert,
} = require("@openzeppelin/test-helpers");


contract("ClaimToken", (accounts) => {
  let tokenClaimer;
  let usdt;
  const owner = accounts[0];
  const user = accounts[1];
  const executor = accounts[2];


  beforeEach(async () => {
    usdt = await FT.new("USDT", "USDT", 0);
    tokenClaimer = await ClaimToken.new();
    await tokenClaimer.updateTokenSupport(usdt.address, true);
    await tokenClaimer.updateVerifier(executor);
    await tokenClaimer.updatePaymentAddress(owner);
  });

  it("should cliam token", async () => {
    await usdt.mint(owner, web3.utils.toWei("1000"));
    await usdt.approve(tokenClaimer.address, web3.utils.toWei("1000"), { from: owner });
    const balanceOfOwner = await usdt.balanceOf(owner);
    console.log('balanceOfOwner: ', balanceOfOwner.toString())
    const allowance = await usdt.allowance(owner, tokenClaimer.address);
    console.log('allowance: ', allowance.toString())
    const token = usdt.address;
    const amount = web3.utils.toWei("100");
    console.log(amount)
    const chainId = await web3.eth.getChainId();
    console.log(chainId)
    const address = tokenClaimer.address;
    const startTime = Date.now() / 1000 | 0;
    const saltNonce = (Math.random() * 1000) | 0;
    let signStr = web3.utils.soliditySha3.apply(this, 
      [user, token, address, chainId, amount, startTime, saltNonce]);
    let signature = await web3.eth.sign(signStr, executor);
    signature = signature.replace(/00$/, "1b").replace(/01$/, "1c");

    const receipt = await tokenClaimer.claim(
      token,
      amount,
      startTime,
      saltNonce,
      signature,
      { from: user }
    );
    
    const balanceOfUser = await usdt.balanceOf(user);
    assert.equal(balanceOfUser, amount, "Incorrect user balance");
  });
});