import { NextRequest, NextResponse } from 'next/server'
import { config } from '@/lib/config'
import { createToken, AUTH_COOKIE_NAME } from '@/lib/auth'

export async function POST(req: NextRequest) {
  try {
    const body = await req.json()
    const { username, password } = body

    if (!username || !password) {
      return NextResponse.json(
        { error: '用户名和密码不能为空' },
        { status: 400 }
      )
    }

    if (username === config.auth.username && password === config.auth.password) {
      const token = await createToken(username)
      
      const response = NextResponse.json({ success: true })
      
      response.cookies.set(AUTH_COOKIE_NAME, token, {
        httpOnly: true,
        secure: process.env.NODE_ENV === 'production',
        sameSite: 'lax',
        maxAge: 60 * 60 * 24, // 1 day
        path: '/'
      })
      
      return response
    } else {
      return NextResponse.json(
        { error: '用户名或密码错误' },
        { status: 401 }
      )
    }
  } catch (error) {
    console.error('Login error:', error)
    return NextResponse.json(
      { error: '服务器内部错误' },
      { status: 500 }
    )
  }
}