import { Chain, Models } from '@open-rights-exchange/chain-js'
import { chainConfig } from './chainConfig'
import { ModelsEthereum } from '../../index'

export const { account1, permission1, account2 } = chainConfig.eth_ropsten
export const unusedAccountPublicKey = 'EOS5vf6mmk2oU6ae1PXTtnZD7ucKasA3rUEzXyi5xR7WkzX8emEma'
export const ERC20ABI = [
  {
    anonymous: false,
    inputs: [
      {
        indexed: true,
        internalType: 'address',
        name: 'owner',
        type: 'address',
      },
      {
        indexed: true,
        internalType: 'address',
        name: 'spender',
        type: 'address',
      },
      {
        indexed: false,
        internalType: 'uint256',
        name: 'value',
        type: 'uint256',
      },
    ],
    name: 'Approval',
    type: 'event',
  },
  {
    anonymous: false,
    inputs: [
      {
        indexed: true,
        internalType: 'address',
        name: 'from',
        type: 'address',
      },
      {
        indexed: true,
        internalType: 'address',
        name: 'to',
        type: 'address',
      },
      {
        indexed: false,
        internalType: 'uint256',
        name: 'value',
        type: 'uint256',
      },
    ],
    name: 'Transfer',
    type: 'event',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'owner',
        type: 'address',
      },
      {
        internalType: 'address',
        name: 'spender',
        type: 'address',
      },
    ],
    name: 'allowance',
    outputs: [
      {
        internalType: 'uint256',
        name: '',
        type: 'uint256',
      },
    ],
    stateMutability: 'view',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'spender',
        type: 'address',
      },
      {
        internalType: 'uint256',
        name: 'amount',
        type: 'uint256',
      },
    ],
    name: 'approve',
    outputs: [
      {
        internalType: 'bool',
        name: '',
        type: 'bool',
      },
    ],
    stateMutability: 'nonpayable',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'account',
        type: 'address',
      },
    ],
    name: 'balanceOf',
    outputs: [
      {
        internalType: 'uint256',
        name: '',
        type: 'uint256',
      },
    ],
    stateMutability: 'view',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'spender',
        type: 'address',
      },
      {
        internalType: 'uint256',
        name: 'subtractedValue',
        type: 'uint256',
      },
    ],
    name: 'decreaseAllowance',
    outputs: [
      {
        internalType: 'bool',
        name: '',
        type: 'bool',
      },
    ],
    stateMutability: 'nonpayable',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'spender',
        type: 'address',
      },
      {
        internalType: 'uint256',
        name: 'addedValue',
        type: 'uint256',
      },
    ],
    name: 'increaseAllowance',
    outputs: [
      {
        internalType: 'bool',
        name: '',
        type: 'bool',
      },
    ],
    stateMutability: 'nonpayable',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'uint256',
        name: 'amount',
        type: 'uint256',
      },
    ],
    name: 'mint',
    outputs: [
      {
        internalType: 'bool',
        name: '',
        type: 'bool',
      },
    ],
    stateMutability: 'nonpayable',
    type: 'function',
  },
  {
    inputs: [],
    name: 'totalSupply',
    outputs: [
      {
        internalType: 'uint256',
        name: '',
        type: 'uint256',
      },
    ],
    stateMutability: 'view',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'recipient',
        type: 'address',
      },
      {
        internalType: 'uint256',
        name: 'amount',
        type: 'uint256',
      },
    ],
    name: 'transfer',
    outputs: [
      {
        internalType: 'bool',
        name: '',
        type: 'bool',
      },
    ],
    stateMutability: 'nonpayable',
    type: 'function',
  },
  {
    inputs: [
      {
        internalType: 'address',
        name: 'sender',
        type: 'address',
      },
      {
        internalType: 'address',
        name: 'recipient',
        type: 'address',
      },
      {
        internalType: 'uint256',
        name: 'amount',
        type: 'uint256',
      },
    ],
    name: 'transferFrom',
    outputs: [
      {
        internalType: 'bool',
        name: '',
        type: 'bool',
      },
    ],
    stateMutability: 'nonpayable',
    type: 'function',
  },
]

export const actionSendTokenEthereum = (fromAccount: string, toAccount: string) => {
  return {
    from: fromAccount,
    to: toAccount,
    contract: {
      abi: ERC20ABI,
      parameters: ['0xa26f803334002cbd7ddee757e95e684e417901e9', 1],
      method: 'transfer',
    },
  }
}

const removeEmpty = (obj: any) => {
  // eslint-disable-next-line no-param-reassign
  Object.keys(obj).forEach(k => !obj[k] && obj[k] !== undefined && delete obj[k])
  return obj
}

export const composeSendTokenEthereum = async (
  chain: Chain,
  toAccount: string,
  gasPrice: string,
  gasLimit: string,
  nonce: string,
) => {
  let txn: ModelsEthereum.EthTransferParams = {
    to: toAccount as Models.ChainEntityNameBrand,
    value: '1',
    gasPrice,
    gasLimit,
    nonce,
  }

  txn = removeEmpty(txn)

  const action = await chain.composeAction(ModelsEthereum.EthereumChainActionType.ETHTransfer, txn)

  return action
}