olympus-protocol-connector
Version:
Module made by Olympus Labs for easier access to the Olympus protocol through Javascript/Typescript
151 lines • 8.28 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = Object.setPrototypeOf ||
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
return function (d, b) {
extendStatics(d, b);
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
})();
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;
}
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 Service_1 = require("../../../Service");
var Promisify_1 = require("../../../utils/Promisify");
var config_1 = require("../../../config");
var logger_1 = require("../../../utils/logger");
// TODO this is not good concept should we change another name?
var OlympusFundFactory = /** @class */ (function (_super) {
__extends(OlympusFundFactory, _super);
// TODO ABI not good to null
function OlympusFundFactory() {
return _super.call(this, '', null) || this;
}
OlympusFundFactory.create = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
return [2 /*return*/, new OlympusFundFactory()];
});
});
};
OlympusFundFactory.prototype.deployFundProduct = function (fund, template, gasPrice) {
return __awaiter(this, void 0, void 0, function () {
var contract, txGasPrice, _a, txGas, envelop, newContract;
var _this = this;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
contract = this.rpcService.eth.contract(template.abi);
_a = gasPrice;
if (_a) return [3 /*break*/, 2];
return [4 /*yield*/, this.rpcService.getGasPrice()];
case 1:
_a = (_b.sent());
_b.label = 2;
case 2:
txGasPrice = _a;
return [4 /*yield*/, this.estimatedDeployGasLimit(fund, template)];
case 3:
txGas = _b.sent();
envelop = {
from: this.rpcService.MainAddress,
data: new Buffer(template.bytecode, 'utf8'),
gas: txGas,
gasPrice: txGasPrice,
};
return [4 /*yield*/, Promisify_1.Promisify(function (callback) {
return contract.new(fund.name, fund.symbol, fund.description, _this.rpcService.toHex(fund.category), fund.decimals, envelop, function (err, newContract) {
if (err) {
logger_1.LogService.logger.error('Deploy fund product might have encountered an error, ', err);
callback(err);
return;
}
// There are two events, only the first has
if (!newContract.address) {
// To display the loading bar.
return;
}
// Second
callback(null, newContract);
});
})];
case 4:
newContract = _b.sent();
return [2 /*return*/, newContract];
}
});
});
};
OlympusFundFactory.prototype.estimatedDeployGasLimit = function (fund, template) {
return __awaiter(this, void 0, void 0, function () {
var contract, data_1, gas, e_1;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
_a.trys.push([0, 2, , 3]);
contract = this.rpcService.eth.contract(template.abi);
data_1 = contract.new.getData(fund.name || 'Test', fund.symbol || 'TST', fund.description || 'Short Description', fund.category || 'Category', fund.decimals || 18, {
data: new Buffer(template.bytecode, 'utf8'),
});
return [4 /*yield*/, Promisify_1.Promisify(function (callback) {
return _this.rpcService.eth.estimateGas({ data: data_1 }, callback);
})];
case 1:
gas = _a.sent();
return [2 /*return*/, Math.round(gas * config_1.default.gasMargin)];
case 2:
e_1 = _a.sent();
logger_1.LogService.logger.warn('Issue encountered in the deployment gas estimation', e_1);
return [2 /*return*/, config_1.default.createContractGasLimit];
case 3: return [2 /*return*/];
}
});
});
};
OlympusFundFactory.customizeFastInitialization = function (sourceCode, botAddress) {
var customizedCode = sourceCode;
// This literal is a constant in the contract source ode to be overridden
var botAddressPlaceholder = '0x888';
customizedCode = customizedCode.replace(botAddressPlaceholder, botAddress);
return customizedCode;
};
return OlympusFundFactory;
}(Service_1.Service));
exports.OlympusFundFactory = OlympusFundFactory;
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