import { NextRequest, NextResponse } from 'next/server'
import { prisma } from '@/lib/prisma'
import { bikeSchema } from '@/lib/validations'

export async function GET() {
  try {
    const bikes = await prisma.bike.findMany({
      include: {
        wearParts: {
          include: {
            maintenanceHistory: {
              orderBy: {
                date: 'desc',
              },
              take: 1,
            },
          },
        },
      },
      orderBy: {
        createdAt: 'desc',
      },
    })
    return NextResponse.json(bikes)
  } catch (error) {
    console.error('Error fetching bikes:', error)
    return NextResponse.json(
      { error: 'Fehler beim Laden der Fahrräder' },
      { status: 500 }
    )
  }
}

export async function POST(request: NextRequest) {
  try {
    const body = await request.json()
    const validatedData = bikeSchema.parse(body)

    const bike = await prisma.bike.create({
      data: {
        name: validatedData.name,
        brand: validatedData.brand,
        model: validatedData.model,
        purchaseDate: validatedData.purchaseDate
          ? new Date(validatedData.purchaseDate)
          : null,
        notes: validatedData.notes,
      },
    })

    return NextResponse.json(bike, { status: 201 })
  } catch (error) {
    console.error('Error creating bike:', error)
    if (error instanceof Error && error.name === 'ZodError') {
      return NextResponse.json(
        { error: 'Ungültige Daten', details: error },
        { status: 400 }
      )
    }
    return NextResponse.json(
      { error: 'Fehler beim Erstellen des Fahrrads' },
      { status: 500 }
    )
  }
}