ai-wpa/app/api/topics/[slug]/related/route.ts

72 lines
1.7 KiB
TypeScript

import { NextRequest, NextResponse } from 'next/server'
import connectDB from '@/lib/mongodb'
import TopicModel, { transformToTopics } from '@/models/topic'
export async function GET(
request: NextRequest,
{ params }: { params: Promise<{ slug: string }> }
) {
try {
await connectDB()
const { slug } = await params
const searchParams = request.nextUrl.searchParams
const limit = parseInt(searchParams.get('limit') || '2')
if (!slug) {
return NextResponse.json(
{
success: false,
error: {
message: 'Topic slug is required',
code: 'SLUG_REQUIRED',
},
},
{ status: 400 }
)
}
// First, get the current post to find its ID and tags
const currentPost = await TopicModel.findOne({
slug,
isDraft: false
}).lean()
if (!currentPost) {
return NextResponse.json({
success: true,
data: [],
})
}
// Find related posts by excluding the current post and sorting by publishedAt
const relatedPosts = await TopicModel.find({
id: { $ne: currentPost.id },
isDraft: false,
})
.sort({ publishedAt: -1 })
.limit(limit)
.lean()
// Transform to proper format
const transformedPosts = transformToTopics(relatedPosts)
return NextResponse.json({
success: true,
data: transformedPosts,
})
} catch (error) {
console.error('Error fetching related posts:', error)
return NextResponse.json(
{
success: false,
error: {
message: 'Failed to fetch related posts',
code: 'SERVER_ERROR',
},
},
{ status: 500 }
)
}
}