olympus-protocol-connector
Version:
Module made by Olympus Labs for easier access to the Olympus protocol through Javascript/Typescript
165 lines • 7.85 kB
JavaScript
;
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 };
}
};
var _this = this;
Object.defineProperty(exports, "__esModule", { value: true });
var axios_1 = require("axios");
var config_1 = require("./../config");
var logger_1 = require("../utils/logger");
var logger = logger_1.LogService.logger;
exports.getContractABI = function (abiName, version) {
if (version === void 0) { version = 'latest'; }
return __awaiter(_this, void 0, void 0, function () {
var template;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, AbiService.getContractABITemplate(abiName, version)];
case 1:
template = _a.sent();
return [2 /*return*/, template.abi];
}
});
});
};
var AbiService = /** @class */ (function () {
function AbiService() {
}
AbiService.getTemplate = function (contractName, type) {
return __awaiter(this, void 0, void 0, function () {
var abiHost, listUri, res, template;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
abiHost = config_1.default.abiHost;
listUri = abiHost + "contracts/templateList.json";
return [4 /*yield*/, axios_1.default.get(listUri, {
params: {
rnd: Math.random(),
},
})];
case 1:
res = _a.sent();
template = res.data.filter(function (template) {
return template.contractName === contractName && template.type === type;
});
return [2 /*return*/, template];
}
});
});
};
/**
* getContractABITemplate share all request avoid duplicated.
* @param abiName
* @param version
*/
AbiService.getContractABITemplate = function (abiName, version) {
if (version === void 0) { version = 'latest'; }
return __awaiter(this, void 0, void 0, function () {
var cacheKey;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
cacheKey = abiName + "_" + version;
return [4 /*yield*/, new Promise(function (resolve, reject) {
// if already cached return cache.
if (AbiService.caches.has(cacheKey)) {
resolve(AbiService.caches.get(cacheKey));
return;
}
// if requested on other request, then wait it;
if (AbiService.requests.has(cacheKey)) {
AbiService.resolves.push(resolve);
setTimeout(reject, 10000);
return;
}
// start query
AbiService.request(cacheKey, abiName, version, resolve, reject);
})];
case 1: return [2 /*return*/, _a.sent()];
}
});
});
};
AbiService.request = function (cacheKey, abiName, version, resolve, reject) {
return __awaiter(this, void 0, void 0, function () {
var abiHost, res, template, waitToResolve, error_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
abiHost = config_1.default.abiHost;
AbiService.requests.set(cacheKey, true);
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
return [4 /*yield*/, axios_1.default.get(abiHost + "/contracts/" + abiName + "/" + version + ".json", {
timeout: 10000,
})];
case 2:
res = _a.sent();
template = res.data;
AbiService.caches.set(cacheKey, template);
while (AbiService.resolves.length) {
waitToResolve = AbiService.resolves.shift();
waitToResolve(template);
}
resolve(template);
return [3 /*break*/, 4];
case 3:
error_1 = _a.sent();
logger.error('error', error_1);
reject(error_1);
return [3 /*break*/, 4];
case 4: return [2 /*return*/];
}
});
});
};
/**
* caches for caching all the template avoid to request many times;
*/
AbiService.caches = new Map();
/**
* record all requested avoid duplicated request.
*/
AbiService.requests = new Map();
/**
* use stack to store all needs resolve;
*/
AbiService.resolves = [];
return AbiService;
}());
exports.AbiService = AbiService;
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