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

/**
 * 주간보고 상세 조회
 * GET /api/report/weekly/[id]/detail
 */
export default defineEventHandler(async (event) => {
  const userId = getCookie(event, 'user_id')
  if (!userId) {
    throw createError({ statusCode: 401, message: '로그인이 필요합니다.' })
  }
  
  const reportId = getRouterParam(event, 'id')
  
  // 마스터 조회
  const report = await queryOne<any>(`
    SELECT 
      r.*,
      e.employee_name as author_name,
      e.employee_email as author_email
    FROM wr_weekly_report r
    JOIN wr_employee_info e ON r.author_id = e.employee_id
    WHERE r.report_id = $1
  `, [reportId])
  
  if (!report) {
    throw createError({ statusCode: 404, message: '보고서를 찾을 수 없습니다.' })
  }
  
  // 프로젝트별 실적 조회
  const projects = await query<any>(`
    SELECT 
      rp.detail_id,
      rp.project_id,
      p.project_code,
      p.project_name,
      rp.work_description,
      rp.plan_description
    FROM wr_weekly_report_project rp
    JOIN wr_project_info p ON rp.project_id = p.project_id
    WHERE rp.report_id = $1
    ORDER BY rp.detail_id
  `, [reportId])
  
  return {
    report: {
      reportId: report.report_id,
      authorId: report.author_id,
      authorName: report.author_name,
      authorEmail: report.author_email,
      reportYear: report.report_year,
      reportWeek: report.report_week,
      weekStartDate: report.week_start_date,
      weekEndDate: report.week_end_date,
      issueDescription: report.issue_description,
      vacationDescription: report.vacation_description,
      remarkDescription: report.remark_description,
      reportStatus: report.report_status,
      submittedAt: report.submitted_at,
      createdAt: report.created_at,
      updatedAt: report.updated_at
    },
    projects: projects.map((p: any) => ({
      detailId: p.detail_id,
      projectId: p.project_id,
      projectCode: p.project_code,
      projectName: p.project_name,
      workDescription: p.work_description,
      planDescription: p.plan_description
    }))
  }
})