import { NextResponse } from 'next/server'
import { prisma } from '@/lib/prisma'

type Params = {
  params: Promise<{ id: string }>
}

export async function GET(request: Request, { params }: Params) {
  const { id } = await params

  try {
    const appointment = await prisma.appointment.findUnique({
      where: { id },
      include: {
        client: true,
      },
    })

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

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

export async function PUT(request: Request, { params }: Params) {
  const { id } = await params

  try {
    const body = await request.json()
    const { date, duration, type, status, notes } = body

    const appointment = await prisma.appointment.update({
      where: { id },
      data: {
        ...(date && { date: new Date(date) }),
        ...(duration && { duration }),
        ...(type && { type }),
        ...(status && { status }),
        ...(notes !== undefined && { notes }),
      },
      include: {
        client: true,
      },
    })

    return NextResponse.json({ appointment })
  } catch (error) {
    console.error('Error updating appointment:', error)
    return NextResponse.json({ error: 'Failed to update appointment' }, { status: 500 })
  }
}

export async function DELETE(request: Request, { params }: Params) {
  const { id } = await params

  try {
    await prisma.appointment.delete({
      where: { id },
    })

    return NextResponse.json({ success: true })
  } catch (error) {
    console.error('Error deleting appointment:', error)
    return NextResponse.json({ error: 'Failed to delete appointment' }, { status: 500 })
  }
}