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

/**
 * 직원 상세 조회
 * GET /api/employee/[id]/detail
 */
export default defineEventHandler(async (event) => {
  const employeeId = getRouterParam(event, 'id')
  const currentHistoryId = getCookie(event, 'login_history_id')
  
  const employee = await queryOne<any>(`
    SELECT * FROM wr_employee_info WHERE employee_id = $1
  `, [employeeId])
  
  if (!employee) {
    throw createError({ statusCode: 404, message: '직원을 찾을 수 없습니다.' })
  }
  
  // 로그인 이력 조회 (최근 20건)
  const loginHistory = await query<any>(`
    SELECT 
      history_id,
      login_at,
      login_ip,
      logout_at,
      logout_ip
    FROM wr_login_history
    WHERE employee_id = $1
    ORDER BY login_at DESC
    LIMIT 20
  `, [employeeId])
  
  return {
    employee: {
      employeeId: employee.employee_id,
      employeeName: employee.employee_name,
      employeeEmail: employee.employee_email,
      employeePhone: employee.employee_phone,
      employeePosition: employee.employee_position,
      company: employee.company,
      joinDate: employee.join_date,
      isActive: employee.is_active,
      createdAt: employee.created_at,
      updatedAt: employee.updated_at
    },
    loginHistory: loginHistory.map(h => ({
      historyId: h.history_id,
      loginAt: h.login_at,
      loginIp: h.login_ip,
      logoutAt: h.logout_at,
      logoutIp: h.logout_ip,
      // 현재 세션인지 여부
      isCurrentSession: currentHistoryId && h.history_id === parseInt(currentHistoryId)
    }))
  }
})