import { createClient } from '@/lib/supabase/server'
import { PrismaClient } from '@prisma/client'
import { NextRequest, NextResponse } from 'next/server'

const prisma = new PrismaClient()

// GET /api/channels/[slug]/followers - Get channel followers
export async function GET(
  req: NextRequest,
  { params }: { params: Promise<{ slug: string }> }
) {
  try {
    const { slug } = await params
    const channel = await prisma.channel.findUnique({
      where: { slug },
      include: {
        followers: {
          select: {
            user: {
              select: {
                id: true,
                displayName: true,
                avatarUrl: true,
              },
            },
            followDate: true,
          },
          orderBy: { followDate: 'desc' },
          take: 20,
        },
        _count: {
          select: { followers: true },
        },
      },
    })

    if (!channel) {
      return NextResponse.json({ error: 'Channel not found' }, { status: 404 })
    }

    return NextResponse.json(
      {
        followers: channel.followers,
        totalFollowers: channel._count.followers,
      },
      { status: 200 }
    )
  } catch (error) {
    console.error('Error fetching followers:', error)
    return NextResponse.json(
      { error: 'Failed to fetch followers' },
      { status: 500 }
    )
  }
}