okex: convert to TS

__tests__/exchanges/OKExClient.spec.ts

@@ -0,0 +1,130 @@
+import { testClient } from "../TestRunner";
+import { OKExClient } from "../../src/exchanges/OKExClient";
+import { get } from "../../src/Https";
+
+const assertions = {
+ hasTickers: true,
+ hasTrades: true,
+ hasCandles: true,
+ hasLevel2Snapshots: true,
+ hasLevel2Updates: true,
+ hasLevel3Snapshots: false,
+ hasLevel3Updates: false,
+
+ ticker: {
+ hasTimestamp: true,
+ hasLast: true,
+ hasOpen: true,
+ hasHigh: true,
+ hasLow: true,
+ hasVolume: true,
+ hasQuoteVolume: false,
+ hasChange: true,
+ hasChangePercent: true,
+ hasAsk: true,
+ hasBid: true,
+ hasAskVolume: true,
+ hasBidVolume: true,
+ },
+
+ trade: {
+ hasTradeId: true,
+ },
+
+ candle: {},
+
+ l2snapshot: {
+ hasTimestampMs: true,
+ hasSequenceId: false,
+ hasCount: true,
+ hasChecksum: true,
+ },
+
+ l2update: {
+ hasSnapshot: true,
+ hasTimestampMs: true,
+ hasSequenceId: false,
+ hasCount: true,
+ hasChecksum: true,
+ },
+};
+
+testClient({
+ clientFactory: () => new OKExClient(),
+ exchangeName: "OKEx",
+ clientName: "OKExClient - Spot",
+ markets: [
+ {
+ id: "BTC-USDT",
+ base: "BTC",
+ quote: "USDT",
+ },
+ {
+ id: "ETH-BTC",
+ base: "ETH",
+ quote: "BTC",
+ },
+ ],
+
+ testConnectEvents: true,
+ testDisconnectEvents: true,
+ testReconnectionEvents: true,
+ testCloseEvents: true,
+
+ ...assertions,
+});
+
+testClient({
+ clientFactory: () => new OKExClient(),
+ exchangeName: "OKEx",
+ clientName: "OKExClient - Futures",
+ fetchMarkets: async () => {
+ const results: any = await get("https://www.okex.com/api/futures/v3/instruments");
+ return results
+ .filter(p => p.base_currency === "BTC")
+ .map(p => ({
+ id: p.instrument_id,
+ base: p.base_currency,
+ quote: p.quote_currency,
+ type: "futures",
+ }));
+ },
+ ...assertions,
+});
+
+testClient({
+ clientFactory: () => new OKExClient(),
+ exchangeName: "OKEx",
+ clientName: "OKExClient - Swap",
+ fetchMarkets: async () => {
+ const results: any = await get("https://www.okex.com/api/swap/v3/instruments");
+ return results
+ .filter(p => ["BTC", "ETH", "LTC"].includes(p.base_currency))
+ .map(p => ({
+ id: p.instrument_id,
+ base: p.base_currency,
+ quote: p.quote_currency,
+ type: "swap",
+ }));
+ },
+ ...assertions,
+});
+
+testClient({
+ clientFactory: () => new OKExClient(),
+ exchangeName: "OKEx",
+ clientName: "OKExClient - Options",
+ fetchMarkets: async () => {
+ const results: any = await get("https://www.okex.com/api/option/v3/instruments/BTC-USD");
+ return results
+ .map(p => ({
+ id: p.instrument_id,
+ base: p.base_currency,
+ quote: p.quote_currency,
+ type: "option",
+ }))
+ .filter(p => p.id.endsWith("-C"))
+ .slice(0, 20);
+ },
+ ...assertions,
+});

src/Market.ts

@@ -2,4 +2,5 @@ export type Market = {
  id: string;
  base: string;
  quote: string;
+ type?: string;
 };