feat: Implement the new /dashboard API

frontend/src/components/app.tsx

@@ -173,6 +173,27 @@ export default class Application extends React.Component<IProps> {
         });
     }
 
+    // TODO: Type?
+    getDashboard = (): Promise<any> => {
+        return new Promise((res, rej) => {
+            fetch(`${BACKEND_URL}/api/user/dashboard`, {
+                headers: new Headers({
+                    "Content-Type": "application/json",
+                    "Token": this.props.user.sessionToken,
+                }),
+            })
+                .then(resp => resp.json(), err => rej(err))
+                .then(data => {
+                    if (data.error === "200") {
+                        res(data.data);
+                    } else {
+                        console.log("Application::getDashboard: Failed to get dashboard");
+                        rej(data);
+                    }
+                });
+        });
+    }
+
     login = (username: string, password: string): Promise<IUser | IResponse> => {
         return new Promise((res, rej) => {
             fetch(`${BACKEND_URL}/api/login`, {
@@ -233,9 +254,7 @@ export default class Application extends React.Component<IProps> {
                         path="/dashboard"
                         component={() => {
                             return <Dashboard
-                                getNextLevel={this.getNextLevel}
-                                getLastReview={this.getLastReview}
-                                getTopTen={this.getTopTenLearners} />
+                                getDashboard={this.getDashboard} />
                         }} />
                     <AuthRoute
                         isAuth={this.isAuthenticated}