"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
    return new (P || (P = Promise))(function (resolve, reject) {
        function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
        function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
        function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }
        step((generator = generator.apply(thisArg, _arguments || [])).next());
    });
};
Object.defineProperty(exports, "__esModule", { value: true });
const ensure_1 = require("../guards/ensure");
const withUnlockedSigner = (environment) => __awaiter(this, void 0, void 0, function* () {
    const accounts = yield environment.eth.getAccounts();
    ensure_1.ensure(accounts.length > 0, 'No unlocked accounts found');
    const signTransaction = (unsignedTransaction, from = accounts[0]) => environment.eth
        .signTransaction(unsignedTransaction, from.toLowerCase())
        .then(t => t.raw);
    const withWallet = Object.assign({}, environment, { wallet: {
            address: accounts[0],
            signTransaction,
        } });
    return withWallet;
});
exports.withUnlockedSigner = withUnlockedSigner;
