"use strict";

import { Contract, ContractFactory } from "@ethersproject/contracts";

import { BigNumber, FixedNumber } from "@ethersproject/bignumber";

import { Signer, VoidSigner } from "@ethersproject/abstract-signer";
import { Wallet } from "@ethersproject/wallet";

import * as constants from "@ethersproject/constants";
import * as errors from "@ethersproject/errors";

import * as providers from "@ethersproject/providers";
import { Wordlist, wordlists} from "@ethersproject/wordlists";

import * as utils from "./utils";

////////////////////////
// Types

import { BigNumberish } from "@ethersproject/bignumber";
import { Bytes, BytesLike, Signature } from "@ethersproject/bytes";
import { Transaction, UnsignedTransaction } from "@ethersproject/transactions";


////////////////////////
// Compile-Time Constants

// This is empty in node, and used by browserify to inject extra goodies
import { platform } from "./platform";

// This is generated by "npm run dist"
import { version } from "./_version";


////////////////////////
// Types

import {
    ContractFunction,
    ContractReceipt,
    ContractTransaction,

    Event,
    EventFilter,

    Overrides,
    PayableOverrides,
    CallOverrides,

    ContractInterface
} from "@ethersproject/contracts";


////////////////////////
// Helper Functions

function getDefaultProvider(network?: providers.Network | string, options?: any): providers.BaseProvider {
    if (network == null) { network = "homestead"; }
    let n = providers.getNetwork(network);
    if (!n || !n._defaultProvider) {
        errors.throwError("unsupported getDefaultProvider network", errors.NETWORK_ERROR, {
            operation: "getDefaultProvider",
            network: network
        });
    }
    return n._defaultProvider(providers, options);
}

////////////////////////
// Exports

export {
    version,

    Signer,

    Wallet,
    VoidSigner,

    getDefaultProvider,
    providers,

    Contract,
    ContractFactory,

    BigNumber,
    FixedNumber,

    constants,
    errors,

    utils,

    wordlists,


    ////////////////////////
    // Compile-Time Constants

    platform,
//    version,


    ////////////////////////
    // Types

    ContractFunction,
    ContractReceipt,
    ContractTransaction,
    Event,
    EventFilter,

    Overrides,
    PayableOverrides,
    CallOverrides,

    ContractInterface,

    BigNumberish,

    Bytes,
    BytesLike,

    Signature,

    Transaction,
    UnsignedTransaction,

    Wordlist
};