import { NextRequest, NextResponse } from 'next/server'
import { prisma } from '@/lib/prisma'
import { requireAdmin } from '@/lib/admin-auth'

// 获取所有组件
export async function GET(request: NextRequest) {
  try {
    await requireAdmin(request)

    const { searchParams } = new URL(request.url)
    const page = parseInt(searchParams.get('page') || '1')
    const limit = parseInt(searchParams.get('limit') || '20')
    const type = searchParams.get('type')
    const search = searchParams.get('search')

    const where: any = {}
    if (type) {
      where.componentType = {
        name: type
      }
    }
    if (search) {
      where.OR = [
        { name: { contains: search, mode: 'insensitive' } },
        { brand: { contains: search, mode: 'insensitive' } },
      ]
    }

    const [components, total] = await Promise.all([
      prisma.component.findMany({
        where,
        include: {
          componentType: true
        },
        orderBy: {
          createdAt: 'desc'
        },
        skip: (page - 1) * limit,
        take: limit
      }),
      prisma.component.count({ where })
    ])

    return NextResponse.json({
      components,
      pagination: {
        page,
        limit,
        total,
        pages: Math.ceil(total / limit)
      }
    })

  } catch (error: any) {
    return NextResponse.json(
      { message: error.message || '获取组件列表失败' },
      { status: error.message === '权限不足' ? 403 : 500 }
    )
  }
}

// 创建新组件
export async function POST(request: NextRequest) {
  try {
    await requireAdmin(request)

    const body = await request.json()
    const { name, brand, model, price, description, imageUrl, stock, specifications, componentTypeId } = body

    if (!name || !brand || !model || !price || !componentTypeId) {
      return NextResponse.json(
        { message: '请填写所有必填字段' },
        { status: 400 }
      )
    }

    const component = await prisma.component.create({
      data: {
        name,
        brand,
        model,
        price: parseFloat(price),
        description,
        imageUrl,
        stock: parseInt(stock) || 0,
        specifications: specifications ? JSON.stringify(specifications) : null,
        componentTypeId
      },
      include: {
        componentType: true
      }
    })

    return NextResponse.json(component, { status: 201 })

  } catch (error: any) {
    return NextResponse.json(
      { message: error.message || '创建组件失败' },
      { status: 500 }
    )
  }
}