Refactor code structure for improved readability and maintainability

app/api/truyen/[id]/chapters/route.ts

@@ -22,7 +22,7 @@ export async function GET(
         .sort({ number: 1 })
         .skip(skip)
         .limit(limit)
-        .select("number title createdAt") // don't return content
+        .select("number title createdAt volumeNumber volumeTitle volumeChapterNumber") // don't return content
         .lean(),
       Chapter.countDocuments({ novelId })
     ])
@@ -32,6 +32,9 @@ export async function GET(
         id: c._id.toString(),
         number: c.number,
         title: c.title,
+        volumeNumber: (c as any).volumeNumber ?? null,
+        volumeTitle: (c as any).volumeTitle ?? null,
+        volumeChapterNumber: (c as any).volumeChapterNumber ?? null,
         createdAt: (c.createdAt as Date).toISOString()
       })),
       totalChapters,

app/api/truyen/suggest/route.ts

@@ -0,0 +1,42 @@
+import { NextResponse } from "next/server"
+import { prisma } from "@/lib/prisma"
+
+export async function GET(req: Request) {
+  try {
+    const url = new URL(req.url)
+    const q = url.searchParams.get("q")?.trim() || ""
+
+    if (q.length < 2) {
+      return NextResponse.json([])
+    }
+
+    const novels = await prisma.novel.findMany({
+      where: {
+        OR: [
+          { title: { contains: q, mode: "insensitive" } },
+          { authorName: { contains: q, mode: "insensitive" } },
+          { series: { name: { contains: q, mode: "insensitive" } } },
+        ],
+      },
+      select: {
+        id: true,
+        title: true,
+        slug: true,
+        authorName: true,
+        coverUrl: true,
+        series: {
+          select: {
+            id: true,
+            name: true,
+          },
+        },
+      },
+      orderBy: [{ views: "desc" }, { updatedAt: "desc" }],
+      take: 8,
+    })
+
+    return NextResponse.json(novels)
+  } catch {
+    return NextResponse.json({ error: "Failed to fetch suggestions" }, { status: 500 })
+  }
+}