fix:model issue on mongodb

Author: NishantGupt786

src/app/api/search/route.ts

@@ -9,32 +9,34 @@ export async function GET(req: Request) {
     await connectToDatabase();
     const url = new URL(req.url);
     const searchText = url.searchParams.get("text");
+    console.log(searchText);
 
     if (!searchText) {
       return NextResponse.json(
         { message: "Text query parameter is required" },
-        { status: 400 }
+        { status: 400 },
       );
     }
 
     const subjects = await Paper.aggregate([
-      { $match: { subject: { $regex: searchText, $options: "i" } } },
+      { $match: { subject: { $regex: new RegExp(searchText, "i") } } }, // case-insensitive partial match
       { $group: { _id: "$subject" } },
       { $project: { _id: 0, subject: "$_id" } },
     ]);
+    console.log(subjects);
 
     if (subjects.length === 0) {
       return NextResponse.json(
         { message: "No subjects found for the specified text" },
-        { status: 404 }
+        { status: 404 },
       );
     }
 
     return NextResponse.json({ subjects }, { status: 200 });
   } catch (error) {
     return NextResponse.json(
       { message: "Failed to fetch subjects", error },
-      { status: 500 }
+      { status: 500 },
     );
   }
 }

src/db/papers.ts

@@ -2,7 +2,7 @@ import mongoose, { Schema, type Model } from "mongoose";
 import { type IPaper } from "@/interface";
 
 const paperSchema = new Schema<IPaper>({
-  public_id_cloudinary: {type: String, required: true},
+  public_id_cloudinary: { type: String, required: true },
   finalUrl: { type: String, required: true },
   thumbnailUrl: { type: String, required: true },
   subject: { type: String, required: true, index: true },
@@ -12,9 +12,7 @@ const paperSchema = new Schema<IPaper>({
   isSelected: { type: Boolean, default: false },
 });
 
-paperSchema.index({ subject: 1 });
-
 const Paper: Model<IPaper> =
-  mongoose.models.Admin ?? mongoose.model<IPaper>("Admin", paperSchema);
+  mongoose.models.paper ?? mongoose.model<IPaper>("paper", paperSchema);
 
 export default Paper;