"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());
    });
};
var __generator = (this && this.__generator) || function (thisArg, body) {
    var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
    return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
    function verb(n) { return function (v) { return step([n, v]); }; }
    function step(op) {
        if (f) throw new TypeError("Generator is already executing.");
        while (_) try {
            if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
            if (y = 0, t) op = [op[0] & 2, t.value];
            switch (op[0]) {
                case 0: case 1: t = op; break;
                case 4: _.label++; return { value: op[1], done: false };
                case 5: _.label++; y = op[1]; op = [0]; continue;
                case 7: op = _.ops.pop(); _.trys.pop(); continue;
                default:
                    if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
                    if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
                    if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
                    if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
                    if (t[2]) _.ops.pop();
                    _.trys.pop(); continue;
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            op = body.call(thisArg, _);
        } catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
        if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
    }
};
Object.defineProperty(exports, "__esModule", { value: true });
var _0x_js_1 = require("0x.js");
var order_utils_1 = require("@0xproject/order-utils");
var types_1 = require("@0xproject/types");
var ethUtil = require("ethereumjs-util");
var EIP712_ZEROEX_TRANSACTION_SCHEMA = {
    name: 'ZeroExTransaction',
    parameters: [
        { name: 'salt', type: order_utils_1.EIP712Types.Uint256 },
        { name: 'signerAddress', type: order_utils_1.EIP712Types.Address },
        { name: 'data', type: order_utils_1.EIP712Types.Bytes },
    ],
};
exports.SigningUtils = {
    rsvToSignature: function (ecSignature) {
        var signatureBuffer = Buffer.concat([
            ethUtil.toBuffer(ecSignature.v),
            ethUtil.toBuffer(ecSignature.r),
            ethUtil.toBuffer(ecSignature.s),
            ethUtil.toBuffer(types_1.SignatureType.EthSign),
        ]);
        return "0x" + signatureBuffer.toString('hex');
    },
    signMessageAsync: function (zeroEx, hexMessage, address, signatureType, shouldPrefix) {
        return __awaiter(this, void 0, void 0, function () {
            var rpcSig;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        if (!(signatureType === types_1.SignatureType.EthSign)) return [3 /*break*/, 2];
                        return [4 /*yield*/, zeroEx.ecSignOrderHashAsync(hexMessage, address, {
                                prefixType: order_utils_1.MessagePrefixType.EthSign,
                                shouldAddPrefixBeforeCallingEthSign: shouldPrefix
                            })];
                    case 1:
                        rpcSig = _a.sent();
                        return [2 /*return*/, this.rsvToSignature(rpcSig)];
                    case 2: throw new Error(signatureType + " is not a valid signature type");
                }
            });
        });
    },
    getExecuteTransactionHex: function (data, salt, signerAddress, exchangeAddress) {
        var executeTransactionData = {
            salt: salt,
            signerAddress: signerAddress,
            data: data,
        };
        var executeTransactionHashBuff = order_utils_1.EIP712Utils.structHash(EIP712_ZEROEX_TRANSACTION_SCHEMA, executeTransactionData);
        var eip721MessageBuffer = order_utils_1.EIP712Utils.createEIP712Message(executeTransactionHashBuff, exchangeAddress);
        return "0x" + eip721MessageBuffer.toString('hex');
    },
    signExecuteTransactionHexAsync: function (zeroEx, executeTransactionHex, signerAddress, signatureType, shouldPrefix) {
        if (signatureType === void 0) { signatureType = types_1.SignatureType.EthSign; }
        return __awaiter(this, void 0, void 0, function () {
            var eip721MessageBuffer, signature;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        eip721MessageBuffer = ethUtil.toBuffer(executeTransactionHex);
                        return [4 /*yield*/, exports.SigningUtils.signMessageAsync(zeroEx, '0x' + eip721MessageBuffer.toString('hex'), signerAddress, signatureType, shouldPrefix)];
                    case 1:
                        signature = _a.sent();
                        return [2 /*return*/, signature];
                }
            });
        });
    },
    signOrder: function (params) {
        return __awaiter(this, void 0, void 0, function () {
            var zeroEx, makerAddress, makerAssetAddress, takerAssetAddress, senderAddress, exchangeAddress, feeRecipientAddress, makerAssetAmount, takerAssetAmount, makerFee, takerFee, expirationTimeSeconds, shouldPrefix, order, orderHash, ecSignature;
            return __generator(this, function (_a) {
                switch (_a.label) {
                    case 0:
                        zeroEx = params.zeroEx, makerAddress = params.makerAddress, makerAssetAddress = params.makerAssetAddress, takerAssetAddress = params.takerAssetAddress, senderAddress = params.senderAddress, exchangeAddress = params.exchangeAddress, feeRecipientAddress = params.feeRecipientAddress, makerAssetAmount = params.makerAssetAmount, takerAssetAmount = params.takerAssetAmount, makerFee = params.makerFee, takerFee = params.takerFee, expirationTimeSeconds = params.expirationTimeSeconds, shouldPrefix = params.shouldPrefix;
                        order = {
                            makerAddress: makerAddress,
                            makerAssetData: _0x_js_1.ZeroEx.encodeERC20AssetData(makerAssetAddress),
                            takerAssetData: _0x_js_1.ZeroEx.encodeERC20AssetData(takerAssetAddress),
                            takerAddress: '0x0000000000000000000000000000000000000000',
                            feeRecipientAddress: feeRecipientAddress,
                            senderAddress: senderAddress,
                            exchangeAddress: exchangeAddress,
                            expirationTimeSeconds: expirationTimeSeconds,
                            makerFee: makerFee,
                            takerFee: takerFee,
                            salt: _0x_js_1.ZeroEx.generatePseudoRandomSalt(),
                            makerAssetAmount: makerAssetAmount,
                            takerAssetAmount: takerAssetAmount
                        };
                        orderHash = _0x_js_1.ZeroEx.getOrderHashHex(order);
                        return [4 /*yield*/, zeroEx.ecSignOrderHashAsync(orderHash, makerAddress, {
                                prefixType: order_utils_1.MessagePrefixType.EthSign,
                                shouldAddPrefixBeforeCallingEthSign: shouldPrefix
                            })];
                    case 1:
                        ecSignature = _a.sent();
                        return [2 /*return*/, {
                                order: order,
                                signature: exports.SigningUtils.rsvToSignature(ecSignature)
                            }];
                }
            });
        });
    }
};
//# sourceMappingURL=signing-utils.js.map