import { execute, queryOne } from '../../../utils/db'

interface UpdateEmployeeBody {
  employeeNumber?: string
  employeeName?: string
  employeePhone?: string
  employeePosition?: string
  joinDate?: string
  isActive?: boolean
}

/**
 * 사원 정보 수정
 * PUT /api/employee/[id]/update
 */
export default defineEventHandler(async (event) => {
  const employeeId = getRouterParam(event, 'id')
  const body = await readBody<UpdateEmployeeBody>(event)
  
  const existing = await queryOne<any>(`
    SELECT * FROM wr_employee_info WHERE employee_id = $1
  `, [employeeId])
  
  if (!existing) {
    throw createError({ statusCode: 404, message: '사원을 찾을 수 없습니다.' })
  }
  
  await execute(`
    UPDATE wr_employee_info SET
      employee_number = $1,
      employee_name = $2,
      employee_phone = $3,
      employee_position = $4,
      join_date = $5,
      is_active = $6,
      updated_at = NOW()
    WHERE employee_id = $7
  `, [
    body.employeeNumber ?? existing.employee_number,
    body.employeeName ?? existing.employee_name,
    body.employeePhone ?? existing.employee_phone,
    body.employeePosition ?? existing.employee_position,
    body.joinDate ?? existing.join_date,
    body.isActive ?? existing.is_active,
    employeeId
  ])
  
  return { success: true }
})