Tranforming more components to typescript (#47)

frontend/pages/api/auth/Logout.ts

@@ -0,0 +1,31 @@
+import SecurityClient from "~/utilities/SecurityClient";
+
+/**
+ * This route logs the user out. Note: the user should authorized to do this.
+ * We first try to log out - if the authorization fails (response.status = 401), we refetch the new token, and then retry
+ */
+const logout = async () => {
+  return SecurityClient.fetchCall("/api/v1/auth/logout", {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+    },
+    credentials: "include",
+  }).then((res) => {
+    if (res?.status == 200) {
+      SecurityClient.setToken("");
+      // Delete the cookie by not setting a value; Alternatively clear the local storage
+      localStorage.setItem("publicKey", "");
+      localStorage.setItem("encryptedPrivateKey", "");
+      localStorage.setItem("iv", "");
+      localStorage.setItem("tag", "");
+      localStorage.setItem("PRIVATE_KEY", "");
+      console.log("User logged out", res);
+      return res;
+    } else {
+      console.log("Failed to log out");
+    }
+  });
+};
+
+export default logout;