jcc-ethereum-utils
Version:
Toolkit of crossing chain from Ethereum to SWTC chain
154 lines • 6.38 kB
JavaScript
"use strict";
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
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) : adopt(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 };
}
};
var __spreadArrays = (this && this.__spreadArrays) || function () {
for (var s = 0, i = 0, il = arguments.length; i < il; i++) s += arguments[i].length;
for (var r = Array(s), k = 0, i = 0; i < il; i++)
for (var a = arguments[i], j = 0, jl = a.length; j < jl; j++, k++)
r[k] = a[j];
return r;
};
Object.defineProperty(exports, "__esModule", { value: true });
var jcc_ethereum_abi_1 = require("jcc-ethereum-abi");
/**
* toolkit of smart contract
*
* @class SmartContract
*/
var SmartContract = /** @class */ (function () {
/**
* Creates an instance of SmartContract
* @memberof SmartContract
*/
function SmartContract() {
this._contract = null;
this._address = null;
this._ethereum = null;
}
Object.defineProperty(SmartContract.prototype, "ethereum", {
/**
* return ethereum instance
*
* @readonly
* @type {Ethereum}
* @memberof SmartContract
*/
get: function () {
return this._ethereum;
},
enumerable: false,
configurable: true
});
Object.defineProperty(SmartContract.prototype, "contract", {
/**
* return contract instance
*
* @readonly
* @type {Contract}
* @memberof SmartContract
*/
get: function () {
return this._contract;
},
enumerable: false,
configurable: true
});
Object.defineProperty(SmartContract.prototype, "contractAddress", {
get: function () {
return this._contract.options.address;
},
enumerable: false,
configurable: true
});
/**
* init instance of smart contract
*
* @param {string} tokenContractAddress contract address of smart contract
* @param {Ethereum} ethereum instance
* @param {any} abi
* @memberof SmartContract
*/
SmartContract.prototype.init = function (tokenContractAddress, ethereum, abi) {
try {
if (!ethereum.contractInitialied(this._contract, tokenContractAddress)) {
this._address = tokenContractAddress;
this._ethereum = ethereum;
this._abi = abi;
this._contract = this._ethereum.contract(this._abi, this._address);
this._ethereumABI = new jcc_ethereum_abi_1.default(this._contract);
}
}
catch (e) {
throw e;
}
};
/**
* destroy instance of smart contract
*
* @memberof SmartContract
*/
SmartContract.prototype.destroy = function () {
this._contract = null;
};
/**
* call defined function in the abi
*
*/
SmartContract.prototype.callABI = function (name) {
var args = [];
for (var _i = 1; _i < arguments.length; _i++) {
args[_i - 1] = arguments[_i];
}
return __awaiter(this, void 0, void 0, function () {
var abiItem, stateMutability;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
abiItem = this._ethereumABI.getAbiItem.apply(null, __spreadArrays([name], args));
stateMutability = abiItem.stateMutability;
if (!(stateMutability === "view" || stateMutability === "pure")) return [3 /*break*/, 2];
return [4 /*yield*/, this._contract.methods[name].apply(null, args).call()];
case 1: return [2 /*return*/, _a.sent()];
case 2: return [2 /*return*/, this._ethereumABI.encode.apply(null, __spreadArrays([name], args))];
}
});
});
};
return SmartContract;
}());
exports.default = SmartContract;
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