import type { NextApiRequest, NextApiResponse } from 'next'
import { db, schema } from '../../../../lib/db/connection'
import { eq, desc } from 'drizzle-orm'

export default async function handler(
  req: NextApiRequest,
  res: NextApiResponse
) {
  if (req.method !== 'GET') {
    return res.status(405).json({ error: 'Method not allowed' })
  }

  const { status = 'pending', page = '1', limit = '20' } = req.query

  try {
    const offset = (parseInt(page as string) - 1) * parseInt(limit as string)
    const limitInt = parseInt(limit as string)
    
    const reports = await db
      .select()
      .from(schema.reports)
      .where(eq(schema.reports.status, status as any))
      .orderBy(desc(schema.reports.createdAt))
      .limit(limitInt)
      .offset(offset)

    // Process the reports to parse JSON fields
    const processedReports = reports.map(report => ({
      ...report,
      categorySuggestions: report.categorySuggestions ? JSON.parse(report.categorySuggestions) : [],
      evidenceUrls: report.evidenceUrls ? JSON.parse(report.evidenceUrls) : []
    }))

    return res.status(200).json(processedReports)

  } catch (error) {
    console.error('Database error:', error)
    return res.status(500).json({ error: 'Internal server error' })
  }
}