Initial snapshot - OpenTelemetry demo 2.1.3 -f

1 files changed, 43 insertions, 0 deletions

diff --git a/src/react-native-app/gateways/Session.gateway.ts b/src/react-native-app/gateways/Session.gateway.ts
new file mode 100644
index 0000000..d6da9e1
--- /dev/null
+++ b/src/react-native-app/gateways/Session.gateway.ts
@@ -0,0 +1,43 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+/**
+ * Copied with modification from src/frontend/gateways/Session.gateway.ts
+ */
+import "react-native-get-random-values"; // Must be imported before 'uuid', see https://stackoverflow.com/a/68097811
+import { v4 } from "uuid";
+import AsyncStorage from "@react-native-async-storage/async-storage";
+
+interface ISession {
+  userId: string;
+  currencyCode: string;
+}
+
+const sessionKey = "session";
+const defaultSession = {
+  userId: v4(),
+  currencyCode: "USD",
+};
+
+const SessionGateway = () => ({
+  async getSession(): Promise<ISession> {
+    const sessionString = await AsyncStorage.getItem(sessionKey);
+
+    if (!sessionString) {
+      await AsyncStorage.setItem(sessionKey, JSON.stringify(defaultSession));
+    }
+
+    return JSON.parse(
+      sessionString || JSON.stringify(defaultSession),
+    ) as ISession;
+  },
+  setSessionValue<K extends keyof ISession>(key: K, value: ISession[K]) {
+    const session = this.getSession();
+
+    return AsyncStorage.setItem(
+      sessionKey,
+      JSON.stringify({ ...session, [key]: value }),
+    );
+  },
+});
+
+export default SessionGateway();