Basic api funcitonality in frontend

frontend/src/API/API.ts

@@ -0,0 +1,32 @@
+import { NewUser, User } from "../Types/Users";
+
+// Defines all the methods that an instance of the API must implement
+interface API {
+  /** Register a new user */
+  registerUser(user: NewUser): Promise<User>;
+  /** Remove a user */
+  removeUser(username: string): Promise<User>;
+}
+
+// Export an instance of the API
+export const api: API = {
+  async registerUser(user: NewUser): Promise<User> {
+    return fetch("/api/register", {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+      body: JSON.stringify(user),
+    }).then((res) => res.json() as Promise<User>);
+  },
+
+  async removeUser(username: string): Promise<User> {
+    return fetch("/api/userdelete", {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+      body: JSON.stringify(username),
+    }).then((res) => res.json() as Promise<User>);
+  },
+};