/* eslint-env mocha */
/* eslint-disable no-await-in-loop */
const TestRPC = require("ganache-cli");
const Web3 = require('web3');
const chai = require('chai');
const assertFail = require('./helpers/assertFail');
const contracts = require("../build/contracts.js");
const LiquidPledgingState = require('../index').LiquidPledgingState;

const assert = chai.assert;

const printState = async (liquidPledgingState) => {
  const st = await liquidPledgingState.getState();
  console.log(JSON.stringify(st, null, 2));
};

describe('LiquidPledging cancelPledge normal scenario', function () {
  this.timeout(0);

  let testrpc;
  let web3;
  let accounts;
  let liquidPledging;
  let liquidPledgingState;
  let vault;
  let giver1;
  let adminProject1;
  let adminProject2;
  let token;

  before(async () => {
    testrpc = TestRPC.server({
      gasLimit: 6700000,
      total_accounts: 10,
    });

    testrpc.listen(8545, '127.0.0.1');

    web3 = new Web3('http://localhost:8545');
    accounts = await web3.eth.getAccounts();
    giver1 = accounts[ 1 ];
    adminProject1 = accounts[ 2 ];
    adminProject2 = accounts[ 3 ];
  });

  after((done) => {
    testrpc.close();
    done();
  });

  it('Should deploy LiquidPledging contract', async () => {
    const baseVault = await contracts.LPVault.new(web3, accounts[0]);
    const baseLP = await contracts.LiquidPledgingMock.new(web3, accounts[0]);
    lpFactory = await contracts.LPFactory.new(web3, baseVault.$address, baseLP.$address);

    const r = await lpFactory.newLP(accounts[0], accounts[0]);

    const vaultAddress = r.events.DeployVault.returnValues.vault;
    vault = new contracts.LPVault(web3, vaultAddress);

    const lpAddress = r.events.DeployLiquidPledging.returnValues.liquidPledging;
    liquidPledging = new contracts.LiquidPledgingMock(web3, lpAddress);

    liquidPledgingState = new LiquidPledgingState(liquidPledging);

    token = await contracts.StandardToken.new(web3);
    await token.mint(giver1, web3.utils.toWei('1000'));
    await token.approve(liquidPledging.$address, "0xFFFFFFFFFFFFFFFF", { from: giver1 });
  });

  it('Should add project and donate ', async () => {
    await liquidPledging.addProject('Project1', 'URLProject1', adminProject1, 0, 0, '0x0', { from: adminProject1 });
    await liquidPledging.addGiverAndDonate(1, token.$address, 1000, { from: giver1 });

    const nAdmins = await liquidPledging.numberOfPledgeAdmins();
    assert.equal(nAdmins, 2);
  });

  it('Should only allow pledge owner to cancel pledge', async () => {
    await assertFail(
      liquidPledging.cancelPledge(2, 1000, { from: giver1, gas: 4000000 })
    );
  });

  it('Should cancel pledge and return to oldPledge', async () => {
    await liquidPledging.cancelPledge(2, 1000, { from: adminProject1, $extraGas: 200000 });

    const st = await liquidPledgingState.getState();

    assert.equal(st.pledges[1].amount, 1000);
    assert.equal(st.pledges[2].amount, 0);
  });

  it('Should not allow to cancel pledge if oldPledge === 0', async () => {
    await assertFail(
      liquidPledging.cancelPledge(1, 1000, { from: giver1, gas: 4000000 })
    );
  })
});