import '@nomiclabs/hardhat-ethers'
import '@nomiclabs/hardhat-etherscan'
import '@nomiclabs/hardhat-waffle'
import 'hardhat-typechain'
import 'hardhat-watcher'

const HASH_ZERO = '0x0000000000000000000000000000000000000000000000000000000000000000'

const LOW_OPTIMIZER_COMPILER_SETTINGS = {
  version: '0.7.6',
  settings: {
    evmVersion: 'istanbul',
    optimizer: {
      enabled: true,
      runs: 2_000,
    },
    metadata: {
      bytecodeHash: 'none',
    },
  },
}

const LOWEST_OPTIMIZER_COMPILER_SETTINGS = {
  version: '0.7.6',
  settings: {
    evmVersion: 'istanbul',
    optimizer: {
      enabled: true,
      runs: 1_000,
    },
    metadata: {
      bytecodeHash: 'none',
    },
  },
}

const DEFAULT_COMPILER_SETTINGS = {
  version: '0.7.6',
  settings: {
    evmVersion: 'istanbul',
    optimizer: {
      enabled: true,
      runs: 1_000_000,
    },
    metadata: {
      bytecodeHash: 'none',
    },
  },
}

export default {
  networks: {
    hardhat: {
      allowUnlimitedContractSize: false,
    },
    local: {
      url: 'http://127.0.0.1:8545',
      hardfork: 'istanbul',
    },
    dev: {
      url: 'https://network.ambrosus-dev.io',
      hardfork: 'istanbul',
      accounts: [process.env.DEPLOYER_KEY || HASH_ZERO],
    },
    test: {
      url: 'https://network.ambrosus-test.io',
      hardfork: 'istanbul',
      accounts: [process.env.DEPLOYER_KEY || HASH_ZERO],
    },
    main: {
      url: 'https://network.ambrosus.io',
      hardfork: 'istanbul',
      accounts: [process.env.DEPLOYER_KEY || HASH_ZERO],
    },
  },
  etherscan: {
    // Your API key for Etherscan
    // Obtain one at https://etherscan.io/
    apiKey: process.env.ETHERSCAN_API_KEY,
    enabled: false,
  },
  solidity: {
    compilers: [DEFAULT_COMPILER_SETTINGS],
    overrides: {
      'contracts/NonfungiblePositionManager.sol': LOW_OPTIMIZER_COMPILER_SETTINGS,
      'contracts/test/MockTimeNonfungiblePositionManager.sol': LOW_OPTIMIZER_COMPILER_SETTINGS,
      'contracts/test/NFTDescriptorTest.sol': LOWEST_OPTIMIZER_COMPILER_SETTINGS,
      'contracts/NonfungibleTokenPositionDescriptor.sol': LOWEST_OPTIMIZER_COMPILER_SETTINGS,
      'contracts/libraries/NFTDescriptor.sol': LOWEST_OPTIMIZER_COMPILER_SETTINGS,
    },
  },
  watcher: {
    test: {
      tasks: [{ command: 'test', params: { testFiles: ['{path}'] } }],
      files: ['./test/**/*'],
      verbose: true,
    },
  },
}