changes

app/api/chats/[id]/route.ts

@@ -0,0 +1,93 @@
+import { NextRequest, NextResponse } from 'next/server';
+import { jwtVerify } from 'jose';
+import { prisma } from '@/lib/prisma';
+
+const JWT_SECRET = new TextEncoder().encode(
+  process.env.JWT_SECRET || 'your-secret-key-at-least-32-chars-long'
+);
+
+interface RouteParams {
+  params: Promise<{ id: string }>;
+}
+
+// PATCH /api/chats/[id] - Update chat (rename, pin)
+export async function PATCH(request: NextRequest, { params }: RouteParams) {
+  const token = request.cookies.get('token')?.value;
+
+  if (!token) {
+    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
+  }
+
+  try {
+    const { payload } = await jwtVerify(token, JWT_SECRET);
+    const userId = payload.userId as string;
+    const { id: chatId } = await params;
+    const body = await request.json();
+
+    // Verify chat belongs to user
+    const chat = await prisma.chat.findFirst({
+      where: { id: chatId, userId },
+    });
+
+    if (!chat) {
+      return NextResponse.json({ error: 'Chat not found' }, { status: 404 });
+    }
+
+    // Build update object
+    const updateData: { title?: string; pinned?: boolean } = {};
+    if (typeof body.title === 'string') {
+      updateData.title = body.title;
+    }
+    if (typeof body.pinned === 'boolean') {
+      updateData.pinned = body.pinned;
+    }
+
+    const updatedChat = await prisma.chat.update({
+      where: { id: chatId },
+      data: updateData,
+    });
+
+    return NextResponse.json(updatedChat, { status: 200 });
+  } catch (error) {
+    console.error('Update chat error:', error);
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 });
+  }
+}
+
+// DELETE /api/chats/[id] - Delete chat
+export async function DELETE(request: NextRequest, { params }: RouteParams) {
+  const token = request.cookies.get('token')?.value;
+
+  if (!token) {
+    return NextResponse.json({ error: 'Unauthorized' }, { status: 401 });
+  }
+
+  try {
+    const { payload } = await jwtVerify(token, JWT_SECRET);
+    const userId = payload.userId as string;
+    const { id: chatId } = await params;
+
+    // Verify chat belongs to user
+    const chat = await prisma.chat.findFirst({
+      where: { id: chatId, userId },
+    });
+
+    if (!chat) {
+      return NextResponse.json({ error: 'Chat not found' }, { status: 404 });
+    }
+
+    // Delete messages first (cascade), then chat
+    await prisma.message.deleteMany({
+      where: { chatId },
+    });
+
+    await prisma.chat.delete({
+      where: { id: chatId },
+    });
+
+    return NextResponse.json({ success: true }, { status: 200 });
+  } catch (error) {
+    console.error('Delete chat error:', error);
+    return NextResponse.json({ error: 'Internal server error' }, { status: 500 });
+  }
+}