@unilogin/sdk
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SDK is a JS library, that communicates with relayer. SDK allows managing contract, by creating basic contract-calling messages.
121 lines • 6.05 kB
JavaScript
;
var __extends = (this && this.__extends) || (function () {
var extendStatics = function (d, b) {
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 extendStatics(d, b);
};
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) {
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 __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var ObserverRunner_1 = __importDefault(require("./ObserverRunner"));
var deepEqual = require('deep-equal');
var lodash_clonedeep_1 = __importDefault(require("lodash.clonedeep"));
var PriceObserver = /** @class */ (function (_super) {
__extends(PriceObserver, _super);
function PriceObserver(tokensDetailsStore, tokenPricesService, tick) {
var _this = _super.call(this) || this;
_this.tokensDetailsStore = tokensDetailsStore;
_this.tokenPricesService = tokenPricesService;
_this.lastTokenPrices = {};
_this.callbacks = [];
_this.tick = tick;
return _this;
}
PriceObserver.prototype.subscribe = function (callback) {
var _this = this;
this.callbacks.push(callback);
if (this.isStopped()) {
this.start();
}
callback(this.lastTokenPrices);
var unsubscribe = function () {
_this.callbacks = _this.callbacks.filter(function (element) { return callback !== element; });
if (_this.callbacks.length === 0) {
_this.lastTokenPrices = {};
_this.stop();
}
};
return unsubscribe;
};
PriceObserver.prototype.execute = function () {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.checkTokenPricesNow()];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
};
PriceObserver.prototype.checkTokenPricesNow = function () {
return __awaiter(this, void 0, void 0, function () {
var newTokenPrices;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, this.getCurrentPrices()];
case 1:
newTokenPrices = _a.sent();
if (!(deepEqual(this.lastTokenPrices, newTokenPrices))) {
this.lastTokenPrices = lodash_clonedeep_1.default(newTokenPrices);
this.callbacks.forEach(function (callback) { return callback(_this.lastTokenPrices); });
}
return [2 /*return*/];
}
});
});
};
PriceObserver.prototype.getCurrentPrices = function () {
return this.tokenPricesService.getPrices(this.tokensDetailsStore.tokensDetails);
};
return PriceObserver;
}(ObserverRunner_1.default));
exports.PriceObserver = PriceObserver;
//# sourceMappingURL=PriceObserver.js.map