import { NextRequest, NextResponse } from 'next/server'
import { connectToDatabase } from '@/lib/mongodb'

export const dynamic = 'force-dynamic'

export async function GET(request: NextRequest) {
  try {
    const { searchParams } = new URL(request.url)
    const coinId = searchParams.get('coinId')

    if (!coinId) {
      return NextResponse.json({ error: 'Coin ID is required' }, { status: 400 })
    }

    const { db } = await connectToDatabase()
    
    const trades = await db
      .collection('trades')
      .find({ coinId })
      .sort({ timestamp: -1 })
      .limit(50)
      .toArray()

    return NextResponse.json(trades)
  } catch (error) {
    console.error('Error fetching trades:', error)
    return NextResponse.json({ error: 'Failed to fetch trades' }, { status: 500 })
  }
}