fix(leaderboard): fix leaderboard scheme for questions and streaks

src/stores/useExamConfigStore.ts

@@ -3,9 +3,15 @@ import { create } from "zustand";
 import { persist } from "zustand/middleware";
 import type { StartExamPayload, ExamMode } from "../types/test";
 
+type UserMetrics = {
+  xp: number;
+  questions: number;
+  streak: number;
+};
+
 interface ExamConfigState {
   payload: StartExamPayload | null;
-  userXp: number;
+  userMetrics: UserMetrics;
 
   setSheetId: (id: string) => void;
   storeTopics: (ids: string[]) => void;
@@ -15,7 +21,7 @@ interface ExamConfigState {
   storeDuration: (minutes: number) => void;
   setMode: (mode: ExamMode) => void;
   setSection: (section: string) => void;
-  setUserXp: (section: number) => void;
+  setUserMetrics: (userMetrics: UserMetrics) => void;
 
   clearPayload: () => void;
 }
@@ -24,7 +30,11 @@ export const useExamConfigStore = create<ExamConfigState>()(
   persist(
     (set, get) => ({
       payload: null,
-      userXp: 0,
+      userMetrics: {
+        xp: 0,
+        questions: 0,
+        streak: 0,
+      },
 
       setSheetId: (sheet_id) =>
         set({
@@ -48,9 +58,9 @@ export const useExamConfigStore = create<ExamConfigState>()(
             section,
           } as StartExamPayload,
         }),
-      setUserXp: (userXp) =>
+      setUserMetrics: (userMetrics) =>
         set({
-          userXp: userXp,
+          userMetrics: userMetrics,
         }),
 
       setDifficulty: (difficulty) =>