feat: another security sweep

api/prisma/schema.prisma

@@ -179,6 +179,7 @@ model User {
   comments      Comment[]
   suggestions   Suggestion[]
   likes         Like[]
+  refreshTokens RefreshToken[]
 }
 
 model Comment {
@@ -289,3 +290,15 @@ model Like {
 
   @@unique([userId, entityType, entityId])
 }
+
+model RefreshToken {
+  id           String    @id @default(auto()) @map("_id") @db.ObjectId
+  token        String    @unique
+  userId       String    @db.ObjectId
+  user         User      @relation(fields: [userId], references: [id])
+  expiresAt    DateTime
+  createdAt    DateTime  @default(now())
+
+  @@index([userId])
+  @@index([expiresAt])
+}

api/src/app/routes/auth/index.ts

@@ -79,8 +79,9 @@ const authRoutes: FastifyPluginAsync = async (app) => {
       // Create or update user in database
       const user = await authService.createOrUpdateUserFromDiscord(userData, inDiscord, isVip, isMod, isStaff);
 
-      // Generate JWT
+      // Generate access token and refresh token
-      const jwt = await authService.generateToken(user);
+      const accessToken = await authService.generateToken(user);
+      const refreshToken = await authService.generateRefreshToken(user.id);
 
       // Log successful login
       await AuditService.log({
@@ -91,13 +92,21 @@ const authRoutes: FastifyPluginAsync = async (app) => {
         success: true,
       }, request);
 
-      // Set signed cookie and redirect to frontend
+      // Set signed cookies and redirect to frontend
       reply
-        .setCookie("auth-token", jwt, {
+        .setCookie("auth-token", accessToken, {
           path: "/",
           httpOnly: true,
           secure: process.env.NODE_ENV === "production",
           sameSite: "lax",
+          maxAge: 15 * 60, // 15 minutes
+          signed: true,
+        })
+        .setCookie("refresh-token", refreshToken, {
+          path: "/api/auth",
+          httpOnly: true,
+          secure: process.env.NODE_ENV === "production",
+          sameSite: "lax",
           maxAge: 7 * 24 * 60 * 60, // 7 days
           signed: true,
         })
@@ -143,11 +152,78 @@ const authRoutes: FastifyPluginAsync = async (app) => {
     }
   );
 
+  /**
+   * Refresh access token using refresh token.
+   */
+  app.post("/refresh", async (request, reply) => {
+    const signedRefreshToken = request.cookies["refresh-token"];
+    if (!signedRefreshToken) {
+      return reply.code(401).send({ error: "No refresh token provided" });
+    }
+
+    const unsignedResult = request.unsignCookie(signedRefreshToken);
+    if (!unsignedResult.valid || !unsignedResult.value) {
+      return reply.code(401).send({ error: "Invalid refresh token" });
+    }
+
+    const refreshToken = unsignedResult.value;
+    const user = await authService.validateRefreshToken(refreshToken);
+
+    if (!user) {
+      reply.clearCookie("refresh-token", { path: "/api/auth", signed: true });
+      return reply.code(401).send({ error: "Refresh token expired or invalid" });
+    }
+
+    if (user.isBanned) {
+      await authService.revokeAllUserTokens(user.id);
+      reply
+        .clearCookie("auth-token", { path: "/", signed: true })
+        .clearCookie("refresh-token", { path: "/api/auth", signed: true });
+      return reply.code(403).send({ error: "Account is banned" });
+    }
+
+    // Rotate refresh token for security
+    const newRefreshToken = await authService.rotateRefreshToken(refreshToken, user.id);
+    if (!newRefreshToken) {
+      return reply.code(401).send({ error: "Failed to rotate refresh token" });
+    }
+
+    const newAccessToken = await authService.generateToken(user);
+
+    reply
+      .setCookie("auth-token", newAccessToken, {
+        path: "/",
+        httpOnly: true,
+        secure: process.env.NODE_ENV === "production",
+        sameSite: "lax",
+        maxAge: 15 * 60, // 15 minutes
+        signed: true,
+      })
+      .setCookie("refresh-token", newRefreshToken, {
+        path: "/api/auth",
+        httpOnly: true,
+        secure: process.env.NODE_ENV === "production",
+        sameSite: "lax",
+        maxAge: 7 * 24 * 60 * 60, // 7 days
+        signed: true,
+      })
+      .send({ user, accessToken: newAccessToken });
+  });
+
   /**
    * Logout.
    */
   app.post("/logout", async (request, reply) => {
-    // Try to get user ID from JWT if available
+    // Revoke refresh token if present
+    const signedRefreshToken = request.cookies["refresh-token"];
+    if (signedRefreshToken) {
+      const unsignedResult = request.unsignCookie(signedRefreshToken);
+      if (unsignedResult.valid && unsignedResult.value) {
+        await authService.revokeRefreshToken(unsignedResult.value);
+      }
+    }
+
+    // Try to get user ID from JWT for audit logging
     try {
       await request.jwtVerify();
       const user = request.user as { id?: string; username?: string };
@@ -169,6 +245,10 @@ const authRoutes: FastifyPluginAsync = async (app) => {
         path: "/",
         signed: true,
       })
+      .clearCookie("refresh-token", {
+        path: "/api/auth",
+        signed: true,
+      })
       .send({ message: "Logged out successfully" });
   });
 

api/src/app/routes/likes/index.ts

@@ -136,6 +136,11 @@ const likesRoutes: FastifyPluginAsync = async (app) => {
         return { error: "Items array is required" };
       }
 
+      if (items.length > 100) {
+        reply.code(400);
+        return { error: "Maximum 100 items allowed per request" };
+      }
+
       const validTypes = ['book', 'game', 'show', 'manga', 'music', 'art'];
       const results = await Promise.all(
         items.map(async (item) => {

api/src/app/routes/suggestions/index.ts

@@ -7,6 +7,7 @@ import type {
   SuggestionEntity,
   CreateSuggestionDto,
   DeclineSuggestionDto,
+  AcceptWithEditsDto,
 } from "@library/shared-types";
 import { adminGuard } from "../../middleware/admin-guard";
 import { bannedGuard } from "../../middleware/banned-guard";
@@ -132,7 +133,7 @@ export default async function (app: FastifyInstance): Promise<void> {
   );
 
   // Accept a suggestion with edits (admin only)
-  app.put<{ Params: { id: string }; Body: any }>(
+  app.put<{ Params: { id: string }; Body: AcceptWithEditsDto }>(
     "/:id/accept-with-edits",
     {
       preHandler: [app.authenticate, adminGuard, app.csrfProtection],
@@ -192,4 +193,36 @@ export default async function (app: FastifyInstance): Promise<void> {
       }
     }
   );
+
+  // Delete a suggestion (owner or admin only, only if unreviewed)
+  app.delete<{ Params: { id: string } }>(
+    "/:id",
+    {
+      preHandler: [app.authenticate, app.csrfProtection],
+    },
+    async (request, reply) => {
+      const { id } = request.params;
+      const userId = request.user.id;
+      const isAdmin = request.user.isAdmin;
+
+      try {
+        const suggestion = await SuggestionService.deleteSuggestion(id, userId, isAdmin);
+
+        await AuditService.logFromRequest(request, {
+          action: AuditAction.ENTRY_DELETE,
+          category: isAdmin ? AuditCategory.ADMIN : AuditCategory.CONTENT,
+          resourceType: "Suggestion",
+          resourceId: suggestion.id,
+          details: `Deleted ${suggestion.entityType} suggestion: ${suggestion.title}`,
+          success: true,
+        });
+
+        reply.send({ success: true });
+      } catch (error) {
+        return reply.badRequest(
+          error instanceof Error ? error.message : "Failed to delete suggestion"
+        );
+      }
+    }
+  );
 }

api/src/app/services/auth.service.ts

@@ -1,6 +1,10 @@
 import { FastifyInstance } from "fastify";
 import { JwtPayload, User } from "@library/shared-types";
 import { prisma } from "../lib/prisma";
+import { randomBytes } from "crypto";
+
+const ACCESS_TOKEN_EXPIRY = "15m";
+const REFRESH_TOKEN_EXPIRY_DAYS = 7;
 
 export class AuthService {
   private prisma = prisma;
@@ -8,7 +12,7 @@ export class AuthService {
   constructor(private readonly app: FastifyInstance) {}
 
   /**
-   * Generate JWT token for user.
+   * Generate short-lived access token for user.
    */
   async generateToken(user: User): Promise<string> {
     const payload: JwtPayload = {
@@ -19,10 +23,125 @@ export class AuthService {
     };
 
     return this.app.jwt.sign(payload, {
-      expiresIn: "7d",
+      expiresIn: ACCESS_TOKEN_EXPIRY,
     });
   }
 
+  /**
+   * Generate a secure refresh token and store it in the database.
+   */
+  async generateRefreshToken(userId: string): Promise<string> {
+    const token = randomBytes(64).toString("hex");
+    const expiresAt = new Date();
+    expiresAt.setDate(expiresAt.getDate() + REFRESH_TOKEN_EXPIRY_DAYS);
+
+    await this.prisma.refreshToken.create({
+      data: {
+        token,
+        userId,
+        expiresAt,
+      },
+    });
+
+    return token;
+  }
+
+  /**
+   * Validate and consume a refresh token, returning the user if valid.
+   */
+  async validateRefreshToken(token: string): Promise<User | null> {
+    const refreshToken = await this.prisma.refreshToken.findUnique({
+      where: { token },
+      include: { user: true },
+    });
+
+    if (!refreshToken) {
+      return null;
+    }
+
+    if (refreshToken.expiresAt < new Date()) {
+      await this.prisma.refreshToken.delete({ where: { id: refreshToken.id } });
+      return null;
+    }
+
+    const dbUser = refreshToken.user;
+    return {
+      id: dbUser.id,
+      discordId: dbUser.discordId,
+      username: dbUser.username,
+      email: dbUser.email,
+      avatar: dbUser.avatar || undefined,
+      isAdmin: dbUser.isAdmin,
+      isBanned: dbUser.isBanned,
+      inDiscord: dbUser.inDiscord,
+      isVip: dbUser.isVip,
+      isMod: dbUser.isMod,
+      isStaff: dbUser.isStaff,
+    };
+  }
+
+  /**
+   * Rotate a refresh token (invalidate old, create new with same expiry).
+   * Preserves original expiry so users must re-auth with Discord every 7 days.
+   */
+  async rotateRefreshToken(oldToken: string, userId: string): Promise<string | null> {
+    const existingToken = await this.prisma.refreshToken.findUnique({
+      where: { token: oldToken },
+    });
+
+    if (!existingToken) {
+      return null;
+    }
+
+    const originalExpiry = existingToken.expiresAt;
+
+    await this.prisma.refreshToken.delete({
+      where: { id: existingToken.id },
+    });
+
+    const newToken = randomBytes(64).toString("hex");
+
+    await this.prisma.refreshToken.create({
+      data: {
+        token: newToken,
+        userId,
+        expiresAt: originalExpiry,
+      },
+    });
+
+    return newToken;
+  }
+
+  /**
+   * Revoke a specific refresh token.
+   */
+  async revokeRefreshToken(token: string): Promise<void> {
+    await this.prisma.refreshToken.deleteMany({
+      where: { token },
+    });
+  }
+
+  /**
+   * Revoke all refresh tokens for a user (logout from all devices).
+   */
+  async revokeAllUserTokens(userId: string): Promise<void> {
+    await this.prisma.refreshToken.deleteMany({
+      where: { userId },
+    });
+  }
+
+  /**
+   * Clean up expired refresh tokens (can be called periodically).
+   */
+  async cleanupExpiredTokens(): Promise<number> {
+    const result = await this.prisma.refreshToken.deleteMany({
+      where: {
+        expiresAt: { lt: new Date() },
+      },
+    });
+    return result.count;
+  }
+
   /**
    * Verify JWT token.
    */

api/src/app/services/suggestion.service.ts

@@ -4,6 +4,7 @@ import type {
   SuggestionStatus,
   SuggestionEntity,
   CreateSuggestionDto,
+  AcceptWithEditsDto,
 } from "@library/shared-types";
 import {
   GameStatus,
@@ -340,7 +341,7 @@ export const SuggestionService = {
     return mapSuggestion(updatedSuggestion);
   },
 
-  async acceptSuggestionWithEdits(id: string, editedData: any): Promise<Suggestion> {
+  async acceptSuggestionWithEdits(id: string, editedData: AcceptWithEditsDto): Promise<Suggestion> {
     const suggestion = await prisma.suggestion.findUnique({
       where: { id },
       include: { user: true },
@@ -453,4 +454,29 @@ export const SuggestionService = {
 
     return mapSuggestion(updatedSuggestion);
   },
+
+  async deleteSuggestion(id: string, userId: string, isAdmin: boolean): Promise<Suggestion> {
+    const suggestion = await prisma.suggestion.findUnique({
+      where: { id },
+      include: { user: true },
+    });
+
+    if (!suggestion) {
+      throw new Error("Suggestion not found");
+    }
+
+    if (!isAdmin && suggestion.userId !== userId) {
+      throw new Error("You can only delete your own suggestions");
+    }
+
+    if (suggestion.status !== "UNREVIEWED") {
+      throw new Error("Cannot delete a suggestion that has already been reviewed");
+    }
+
+    await prisma.suggestion.delete({
+      where: { id },
+    });
+
+    return mapSuggestion(suggestion);
+  },
 };

api/src/main.ts

@@ -2,11 +2,12 @@ import Fastify from 'fastify';
 import { app } from './app/app';
 
 const host = process.env.HOST ?? 'localhost';
-const port = process.env.PORT ? Number(process.env.PORT) : 3000;
+const port = process.env.PORT ? Number(process.env.PORT) : 12321;
 
 // Instantiate Fastify with some config
 const server = Fastify({
   logger: true,
+  bodyLimit: 1048576, // 1MB max body size
 });
 
 // Register your application as a normal plugin.

apps/frontend/src/app/interceptors/auth.interceptor.ts

@@ -4,36 +4,78 @@
  * @author Naomi Carrigan
  */
 
-import { Injectable } from '@angular/core';
+import { Injectable, inject } from '@angular/core';
 import {
   HttpRequest,
   HttpHandler,
   HttpEvent,
   HttpInterceptor,
-  HttpErrorResponse
+  HttpErrorResponse,
+  HttpClient
 } from '@angular/common/http';
-import { Observable, catchError, throwError } from 'rxjs';
+import { Observable, catchError, throwError, switchMap, BehaviorSubject, filter, take } from 'rxjs';
 import { Router } from '@angular/router';
+import { environment } from '../../environments/environment';
 
 @Injectable()
 export class AuthInterceptor implements HttpInterceptor {
-  constructor(private router: Router) {}
+  private isRefreshing = false;
+  private refreshTokenSubject = new BehaviorSubject<boolean | null>(null);
+
+  constructor(
+    private router: Router,
+    private http: HttpClient
+  ) {}
 
   intercept(request: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
     // Clone the request to add withCredentials
-    // This ensures cookies are sent with every request
     const authReq = request.clone({
       withCredentials: true
     });
 
     return next.handle(authReq).pipe(
       catchError((error: HttpErrorResponse) => {
-        if (error.status === 401) {
+        if (error.status === 401 && !request.url.includes('/auth/refresh') && !request.url.includes('/auth/logout')) {
-          // Unauthorized - redirect to home
+          return this.handle401Error(authReq, next);
-          this.router.navigate(['/']);
         }
         return throwError(() => error);
       })
     );
   }
+
+  private handle401Error(request: HttpRequest<unknown>, next: HttpHandler): Observable<HttpEvent<unknown>> {
+    if (!this.isRefreshing) {
+      this.isRefreshing = true;
+      this.refreshTokenSubject.next(null);
+
+      return this.http.post(
+        `${environment.apiUrl}/auth/refresh`,
+        {},
+        { withCredentials: true }
+      ).pipe(
+        switchMap(() => {
+          this.isRefreshing = false;
+          this.refreshTokenSubject.next(true);
+          return next.handle(request);
+        }),
+        catchError((err) => {
+          this.isRefreshing = false;
+          this.refreshTokenSubject.next(false);
+          this.router.navigate(['/']);
+          return throwError(() => err);
+        })
+      );
+    }
+
+    return this.refreshTokenSubject.pipe(
+      filter(result => result !== null),
+      take(1),
+      switchMap(success => {
+        if (success) {
+          return next.handle(request);
+        }
+        return throwError(() => new Error('Token refresh failed'));
+      })
+    );
+  }
 }

apps/frontend/src/app/services/auth.service.ts

@@ -6,10 +6,11 @@
 
 import { Injectable, signal } from '@angular/core';
 import { Router } from '@angular/router';
-import { Observable, tap } from 'rxjs';
+import { Observable, tap, catchError, switchMap, throwError, of } from 'rxjs';
 import { ApiService } from './api.service';
 import { AuthResponse, User } from '@library/shared-types';
 import { environment } from '../../environments/environment';
+import { HttpClient } from '@angular/common/http';
 
 @Injectable({
   providedIn: 'root'
@@ -17,10 +18,12 @@ import { environment } from '../../environments/environment';
 export class AuthService {
   private currentUser = signal<User | null>(null);
   public readonly user = this.currentUser.asReadonly();
+  private refreshing = false;
 
   constructor(
     private api: ApiService,
-    private router: Router
+    private router: Router,
+    private http: HttpClient
   ) {}
 
   login(): void {
@@ -32,6 +35,44 @@ export class AuthService {
     return this.api.get<AuthResponse>('/auth/me').pipe(
       tap(response => {
         this.currentUser.set(response.user);
+      }),
+      catchError(error => {
+        if (error.status === 401) {
+          return this.refreshToken().pipe(
+            switchMap(() => this.api.get<AuthResponse>('/auth/me')),
+            tap(response => {
+              this.currentUser.set(response.user);
+            }),
+            catchError(() => {
+              this.currentUser.set(null);
+              return throwError(() => error);
+            })
+          );
+        }
+        return throwError(() => error);
+      })
+    );
+  }
+
+  refreshToken(): Observable<AuthResponse> {
+    if (this.refreshing) {
+      return of({ user: this.currentUser()!, accessToken: '' });
+    }
+
+    this.refreshing = true;
+    return this.http.post<AuthResponse>(
+      `${environment.apiUrl}/auth/refresh`,
+      {},
+      { withCredentials: true }
+    ).pipe(
+      tap(response => {
+        this.currentUser.set(response.user);
+        this.refreshing = false;
+      }),
+      catchError(error => {
+        this.refreshing = false;
+        this.currentUser.set(null);
+        return throwError(() => error);
       })
     );
   }
@@ -46,6 +87,10 @@ export class AuthService {
     );
   }
 
+  clearUser(): void {
+    this.currentUser.set(null);
+  }
+
   isAuthenticated(): boolean {
     return this.user() !== null;
   }

shared-types/src/lib/suggestion.types.ts

@@ -109,3 +109,19 @@ export type CreateSuggestionDto =
 export interface DeclineSuggestionDto {
   reason?: string;
 }
+
+export interface AcceptWithEditsDto {
+  title?: string;
+  platform?: string;
+  author?: string;
+  artist?: string;
+  isbn?: string;
+  type?: string;
+  notes?: string;
+  description?: string;
+  coverImage?: string;
+  coverArt?: string;
+  imageUrl?: string;
+  tags?: string[];
+  links?: Array<{ label: string; url: string }>;
+}