import { Bee, BZZ, TransactionId } from '@ethersphere/bee-js'
import { describeCommand, invokeTestCli } from '../utility'

async function runCommandAndExpectError(
  argv: string[],
  errorPattern: string,
  consoleMessages: string[],
): Promise<void> {
  await invokeTestCli(argv)
  const lastConsoleMessage = consoleMessages[consoleMessages.length - 1]
  expect(lastConsoleMessage).toContain(errorPattern)
}

describeCommand(
  'Test Cheque command',
  ({ consoleMessages, getNthLastMessage, getLastMessage }) => {
    describe('list', () => {
      beforeEach(() => {
        process.env.BEE_API_URL = 'http://localhost:16337'
      })
      it('should print cheques', async () => {
        await invokeTestCli(['cheque', 'list'])
        expect(getLastMessage()).toContain('Cheque Value:')
        expect(getLastMessage()).toContain('0.0008944000000000 xBZZ')
      })

      it('should not print cheques when --minimum is higher', async () => {
        await invokeTestCli(['cheque', 'list', '--minimum', '10000000000000000000'])
        expect(getLastMessage()).toContain('No uncashed cheques found')
      })

      it('should print cheques when --minimum is lower', async () => {
        await invokeTestCli(['cheque', 'list', '--minimum', '1000'])
        expect(getLastMessage()).toContain('Cheque Value')
      })
    })

    describe('cashout', () => {
      beforeEach(() => {
        process.env.BEE_API_URL = 'http://localhost:16337'
      })
      it('should cashout all cheques', async () => {
        await invokeTestCli(['cheque', 'cashout', '--all'])
        expect(getNthLastMessage(3)).toContain('Peer Address:')
        expect(getNthLastMessage(3)).toContain('1105536d0f270ecaa9e6e4347e687d1a1afbde7b534354dfd7050d66b3c0faad')
        expect(getNthLastMessage(2)).toContain('Cheque Value:')
        expect(getNthLastMessage(2)).toContain('0.0008944000000000 xBZZ')
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain('11df9811dc8caaa1ff4389503f2493a8c46b30c0a0b5f8aa54adbb965374c0ae')
      })

      it('should allow specifying gas price and limit for cashout', async () => {
        await invokeTestCli(['cheque', 'cashout', '--all', '--gas-price', '100', '--gas-limit', '100'])
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain('11df9811dc8caaa1ff4389503f2493a8c46b30c0a0b5f8aa54adbb965374c0ae')
      })

      it('should not cashout any cheques when --minimum is higher', async () => {
        await invokeTestCli(['cheque', 'cashout', '--all', '--minimum', '10000000000000000000'])
        expect(getLastMessage()).toContain('Found 0 cheques')
      })

      it('should cashout one specific cheque', async () => {
        await invokeTestCli([
          'cheque',
          'cashout',
          '--peer',
          '1105536d0f270ecaa9e6e4347e687d1a1afbde7b534354dfd7050d66b3c0faad',
        ])
        expect(getNthLastMessage(3)).toContain('Peer Address:')
        expect(getNthLastMessage(3)).toContain('1105536d0f270ecaa9e6e4347e687d1a1afbde7b534354dfd7050d66b3c0faad')
        expect(getNthLastMessage(2)).toContain('Cheque Value:')
        expect(getNthLastMessage(2)).toContain('0.0008944000000000 xBZZ')
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain('11df9811dc8caaa1ff4389503f2493a8c46b30c0a0b5f8aa54adbb965374c0ae')
      })
    })

    it('should raise error when withdrawing negative amount', async () => {
      await runCommandAndExpectError(
        ['cheque', 'withdraw', '-1'],
        "Invalid amount '-1'. Amount must be a positive number.",
        consoleMessages,
      )
    })

    it('should raise error when depositing negative amount', async () => {
      await runCommandAndExpectError(
        ['cheque', 'deposit', '-42000000'],
        'Expected decimal string for amount, got -42000000',
        consoleMessages,
      )
    })

    it('should raise error when withdrawing zero', async () => {
      await runCommandAndExpectError(
        ['cheque', 'withdraw', '0'],
        "Invalid amount '0'. Amount must be a positive number.",
        consoleMessages,
      )
    })

    it('should raise error when depositing zero', async () => {
      await runCommandAndExpectError(
        ['cheque', 'deposit', '0'],
        "Invalid amount '0'. Amount must be a positive number.",
        consoleMessages,
      )
    })

    describe('deposit', () => {
      const fakeTxHash = 'a'.repeat(64)

      it('should deposit {amount} of BZZ to chequebook', async () => {
        const spy = jest.spyOn(Bee.prototype, 'depositBZZToChequebook').mockResolvedValue(new TransactionId(fakeTxHash))
        await invokeTestCli(['cheque', 'deposit', '20'])
        expect(spy).toHaveBeenCalledWith(BZZ.fromDecimalString('20'))
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain(fakeTxHash)
      })

      it('should deposit {amount} of PLUR to chequebook', async () => {
        const spy = jest.spyOn(Bee.prototype, 'depositBZZToChequebook').mockResolvedValue(new TransactionId(fakeTxHash))
        await invokeTestCli(['cheque', 'deposit', '15', '--unit', 'plur'])
        expect(spy).toHaveBeenCalledWith(BZZ.fromPLUR('15'))
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain(fakeTxHash)
      })
    })

    describe('withdraw', () => {
      const fakeTxHash = 'a'.repeat(64)

      it('should withdraw {amount} of BZZ from chequebook', async () => {
        const spy = jest
          .spyOn(Bee.prototype, 'withdrawBZZFromChequebook')
          .mockResolvedValue(new TransactionId(fakeTxHash))
        await invokeTestCli(['cheque', 'withdraw', '20'])
        expect(spy).toHaveBeenCalledWith(BZZ.fromDecimalString('20'))
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain(fakeTxHash)
      })

      it('should withdraw {amount} of PLUR from chequebook', async () => {
        const spy = jest
          .spyOn(Bee.prototype, 'withdrawBZZFromChequebook')
          .mockResolvedValue(new TransactionId(fakeTxHash))
        await invokeTestCli(['cheque', 'withdraw', '15', '--unit', 'plur'])
        expect(spy).toHaveBeenCalledWith(BZZ.fromPLUR('15'))
        expect(getLastMessage()).toContain('Tx:')
        expect(getLastMessage()).toContain(fakeTxHash)
      })
    })
  },
  { configFileName: 'cheque' },
)