fix: build and bugs

Author: abhitrueprogrammer

src/app/api/papers/count/route.ts

@@ -3,7 +3,6 @@ import { connectToDatabase } from "@/lib/mongoose";
 import Paper from "@/db/papers";
 
 export const dynamic = "force-dynamic";
-
 export async function GET(req: Request) {
   try {
     await connectToDatabase();

src/app/api/papers/route.ts

@@ -13,7 +13,7 @@ export async function GET(req: NextRequest) {
     const escapeRegExp = (text: string) => {
       return text.replace(/[.*+?^${}()|[\]\\]/g, "\\$&");
     };
-    const escapedSubject = escapeRegExp(subject!);
+    const escapedSubject = escapeRegExp(subject ?? "");
 
     if (!subject) {
       return NextResponse.json(
@@ -28,7 +28,14 @@ export async function GET(req: NextRequest) {
 
     if (papers.length === 0) {
       return NextResponse.json(
-        { message: "No papers found for the specified subject" },
+        {
+          papers,
+          uniqueYears: [],
+          uniqueSlots: [],
+          uniqueExams: [],
+          uniqueCampuses: [],
+          uniqueSemesters: [],
+        },
         { status: 200 },
       );
     }

src/app/api/user-papers/route.ts

@@ -4,18 +4,21 @@ import Paper from "@/db/papers";
 
 export const dynamic = "force-dynamic";
 
+interface TransformedPaper {
+  subject: string;
+  slots: string[];
+}
+
 export async function POST(req: Request) {
   try {
     await connectToDatabase();
-    const body = await req.json();
-
-    const subjects: string[] = body;
+    const subjects: string[] = await req.json() as string[];
 
     const usersPapers = await Paper.find({
       subject: { $in: subjects },
     });
 
-    const transformedPapers = usersPapers.reduce((acc, paper) => {
+    const transformedPapers = usersPapers.reduce<TransformedPaper[]>((acc, paper) => {
       const existing = acc.find((item) => item.subject === paper.subject);
 
       if (existing) {
@@ -27,15 +30,7 @@ export async function POST(req: Request) {
       return acc;
     }, []);
 
-    // check duplicates
-    const seenSubjects = new Set();
-    const uniquePapers = transformedPapers.filter((paper) => {
-      if (seenSubjects.has(paper.subject)) return false;
-      seenSubjects.add(paper.subject);
-      return true;
-    });
-
-    return NextResponse.json(uniquePapers, {
+    return NextResponse.json(transformedPapers, {
       status: 200,
     });
   } catch (error) {

src/components/CatalogueContent.tsx

@@ -81,7 +81,7 @@ const CatalogueContent = () => {
         const papersData = data.papers;
         setFilterOptions(data);
         setPapers(papersData);
-        // Apply filters from URL params
+        // Apply filters from URL paramsfilterOptions?
         const filtered = papersData.filter((paper) => {
           const examCondition = selectedExams.length
             ? selectedExams.includes(paper.exam)

src/components/PapersCarousel.tsx

@@ -60,9 +60,9 @@ function PapersCarousel({
         setIsLoading(true);
         if (carouselType === "users") {
           const storedSubjects = JSON.parse(
-            localStorage.getItem("userSubjects"),
-          );
-          const response = await axios.post("/api/user-papers", storedSubjects);
+            localStorage.getItem("userSubjects") ?? "[]"
+          ) as string[];
+          const response = await axios.post<IUpcomingPaper []>("/api/user-papers", storedSubjects);
           setDisplayPapers(response.data);
         } else {
           const response = await axios.get<IUpcomingPaper[]>(

src/components/Searchbar/searchbar-child.tsx

@@ -15,6 +15,7 @@ function SearchBarChild({
   filtersNotPulled?: () => void;
 }) {
   const router = useRouter();
+  const [count, setCount] = useState(0);
   const [searchText, setSearchText] = useState("");
   const [suggestions, setSuggestions] = useState<string[]>([]);
   const suggestionsRef = useRef<HTMLUListElement | null>(null);

src/components/Searchbar/searchbar.tsx

@@ -9,6 +9,7 @@ export async function fetchSubjects() {
     const response = await axios.get<ICourses[]>(
       `${process.env.SERVER_URL}/api/course-list`,
     );
+    console.log("Fetched subjects:", response.data);
     return response.data.map((course) => course.name);
   } catch (err) {
     console.error("Error fetching subjects:", err);

src/components/SideBar.tsx

@@ -57,19 +57,19 @@ function SideBar({
   const exams = filterOptions?.uniqueExams.map((exam) => ({
     label: exam,
     value: exam,
-  }));
+  })) ?? [];
   const slots = filterOptions?.uniqueSlots.map((slot) => ({
     label: slot,
     value: slot,
-  }));
+  })) ?? [];
   const years = filterOptions?.uniqueYears.map((year) => ({
     label: year,
     value: year,
-  }));
+  }))  ?? [];
   const semesters = filterOptions?.uniqueSemesters.map((semester) => ({
     label: semester,
     value: semester,
-  }));
+  })) ?? [];
   // const campuses = filterOptions?.uniqueCampuses.map((campus) => ({
   //   label: campus,
   //   value: campus,