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

import { NextRequest, NextResponse } from 'next/server';
import { prisma } from '@/lib/prisma';
import { getUser } from '@/lib/auth';

// GET /api/posts/:id
export async function GET(
  request: NextRequest,
  { params }: { params: { id: string } },
) {
  const post = await prisma.post.findUnique({
    where: { id: params.id },
  });

if (!post) {
    return NextResponse.json({ error: 'Not found' }, { status: 404 });
  }

return NextResponse.json(post);
}

// PATCH /api/posts/:id
export async function PATCH(
  request: NextRequest,
  { params }: { params: { id: string } },
) {
  const user = await getUser();
  if (!user) {
    return NextResponse.json({ error: 'Unauthorised' }, { status: 401 });
  }

const body = await request.json();
  const { title, content } = body;

const updated = await prisma.post.update({
    where: { id: params.id, authorId: user.id },
    data: { title, content, updatedAt: new Date() },
  });

return NextResponse.json(updated);
}

// DELETE /api/posts/:id
export async function DELETE(
  _request: NextRequest,
  { params }: { params: { id: string } },
) {
  const user = await getUser();
  if (!user) {
    return NextResponse.json({ error: 'Unauthorised' }, { status: 401 });
  }

await prisma.post.delete({ where: { id: params.id, authorId: user.id } });
  return new Response(null, { status: 204 });
}