Fix/group deletion

backend/src/drizzle/0002_add_events_system.sql

@@ -40,7 +40,7 @@ ALTER TABLE "event_contests" ADD CONSTRAINT "event_contests_event_id_events_id_f
 ALTER TABLE "event_contests_score" ADD CONSTRAINT "event_contests_score_participant_id_event_participants_id_fk" FOREIGN KEY ("participant_id") REFERENCES "public"."event_participants"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
 ALTER TABLE "event_contests_score" ADD CONSTRAINT "event_contests_score_contest_id_event_contests_id_fk" FOREIGN KEY ("contest_id") REFERENCES "public"."event_contests"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
 ALTER TABLE "event_groups" ADD CONSTRAINT "event_groups_event_id_events_id_fk" FOREIGN KEY ("event_id") REFERENCES "public"."events"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
-ALTER TABLE "event_participants" ADD CONSTRAINT "event_participants_group_id_event_groups_id_fk" FOREIGN KEY ("group_id") REFERENCES "public"."event_groups"("id") ON DELETE set null ON UPDATE no action;--> statement-breakpoint
+ALTER TABLE "event_participants" ADD CONSTRAINT "event_participants_group_id_event_groups_id_fk" FOREIGN KEY ("group_id") REFERENCES "public"."event_groups"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
 ALTER TABLE "event_participants" ADD CONSTRAINT "event_participants_user_id_users_id_fk" FOREIGN KEY ("user_id") REFERENCES "public"."users"("id") ON DELETE no action ON UPDATE no action;--> statement-breakpoint
 ALTER TABLE "event_participants" ADD CONSTRAINT "event_participants_event_id_events_id_fk" FOREIGN KEY ("event_id") REFERENCES "public"."events"("id") ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
 CREATE UNIQUE INDEX "event_contests_event_participant_unique" ON "event_contests_score" USING btree ("participant_id","contest_id");--> statement-breakpoint

backend/src/drizzle/meta/0002_snapshot.json

@@ -1,5 +1,5 @@
 {
-  "id": "aa1e8a8d-7508-414e-ad75-e9329e2d6f2e",
+  "id": "172bd506-499c-40cd-bb45-f307f9582d77",
   "prevId": "335e119b-5faa-46ca-8651-5f40253d9945",
   "version": "7",
   "dialect": "postgresql",
@@ -394,7 +394,7 @@
           "columnsTo": [
             "id"
           ],
-          "onDelete": "set null",
+          "onDelete": "cascade",
           "onUpdate": "no action"
         },
         "event_participants_user_id_users_id_fk": {

backend/src/drizzle/meta/_journal.json

@@ -19,7 +19,7 @@
     {
       "idx": 2,
       "version": "7",
-      "when": 1781094244694,
+      "when": 1782063027883,
       "tag": "0002_add_events_system",
       "breakpoints": true
     }

backend/src/drizzle/schema.ts

@@ -201,7 +201,7 @@ export const eventParticipants = pgTable(
   "event_participants",
   {
     id: serial("id").primaryKey(),
-    groupId: integer("group_id").references(() => eventGroups.id, {onDelete: "set null",}),
+    groupId: integer("group_id").references(() => eventGroups.id, {onDelete: "cascade",}),
     userId: text("user_id").notNull().references(() => users.id),
     eventId: integer("event_id").notNull().references(() => events.id, { onDelete: "cascade" }),
     participantScore: integer("participant_score").notNull().default(0),

backend/src/index.ts

@@ -18,6 +18,7 @@ import { client, db } from "./drizzle/db";
 import { users } from "./drizzle/schema";
 import { eq } from "drizzle-orm";
 import { startCronJobs } from "./cron";
+import {cruxMembers} from "./middlewares/auth"
 import {
   fetchContests,
   fetchProblems,
@@ -115,11 +116,21 @@ passport.deserializeUser(async (userId: string, done) => {
       .where(eq(users.id, userId))
       .limit(1)
       .then((rows) => rows[0]);
-    done(null, user);
+
+    if (user) {
+      const userwithisCruxMemberProperty= {
+        ...user,
+        isCruxMember: cruxMembers.has(user.cfHandle ?? ''), 
+      };
+
+      return done(null, userwithisCruxMemberProperty);
+    }
+    done(null, null);
   } catch (error) {
     console.error("Error deserializing user:", error);
     done(new Error("Could not deserialize user"), null);
   }
+
 });
 
 const limiter = rateLimit({

backend/src/middlewares/auth.ts

@@ -13,13 +13,14 @@ export function requireAuth(req: Request, res: Response, next: NextFunction) {
   next();
 }
 
-const cruxMembers = new Set<string>([
+export const cruxMembers = new Set<string>([
   "cwswastik",
   "Rittin_Sehgal",
   "manjot1151",
   "aten2005",
   "Yash_Kejriwal",
   "Ellufino",
+  "chicubed",
 ]);
 
 export const requireCruxMember: RequestHandler = async (

backend/src/routes/event.ts

@@ -40,7 +40,7 @@ router.get("/:id", async (req, res) => {
       res.status(404).json({ message: "not found" });
       return;
     }
-    const contests = await db.select().from(eventContests).where(eq(eventContests.eventId, id));
+    const contests = await db.select().from(eventContests).where(eq(eventContests.eventId, id)).orderBy(desc(eventContests.startTime));;
     res.status(200).json({ ...event, contests });
   } catch (err) {
     console.error(`error: ${err}`);

frontend/src/routes/events/$slug/admin.tsx

@@ -1,12 +1,12 @@
 import React, { useState, useEffect, useCallback } from 'react';
-import { createFileRoute } from '@tanstack/react-router';
+import { createFileRoute, useParams, Navigate } from '@tanstack/react-router';
 import axios from 'axios';
 import { 
   Trash2, Pencil, Users, UserPlus, Trophy, Mail, CheckCircle, History, RefreshCw 
 } from 'lucide-react';
-import { useParams } from '@tanstack/react-router'
 
-const emailRegex = /^f\d{8}@hyderabad\.bits-pilani\.ac\.in$/;
+import { useAuth } from "../../../context/AuthContext.tsx";
+
 interface GroupMember {
   email: string;
   participantId: number;
@@ -25,13 +25,29 @@ interface PastContest {
   duration: string;
 }
 
+const emailRegex = /^f\d{8}@hyderabad\.bits-pilani\.ac\.in$/;
 const scrollbar = "[&::-webkit-scrollbar]:w-1.5 [&::-webkit-scrollbar-thumb]:bg-slate-700 [&::-webkit-scrollbar-thumb]:rounded-full";
 
 export const Route = createFileRoute('/events/$slug/admin')({
   component: AdminEventsComponent,
 });
 
 function AdminEventsComponent() {
+  const { user, loading } = useAuth();
+
+  if (loading) {
+    return (
+      <div className="min-h-screen flex items-center justify-center bg-slate-900 text-slate-300">
+        Loading admin dashboard...
+      </div>
+    );
+  }
+
+  // Kick out non crux guys
+  if (!user || !user.isCruxMember) {
+    return <Navigate to="/events" replace />; 
+  }
+
   const [contestId, setContestId] = useState('');
   const [isContestSaved, setIsContestSaved] = useState(false);
 

frontend/src/types/User.ts

@@ -2,6 +2,7 @@ export interface User {
   id: string;
   email: string;
   name: string;
+  isCruxMember?: boolean;
   pfpUrl: string;
   cfHandle: string | null;
   cfRating: number | null;