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

/**
 * 취합 보고서 상세 (개별 보고서 포함)
 * GET /api/report/summary/[id]/detail
 */
export default defineEventHandler(async (event) => {
  const summaryId = getRouterParam(event, 'id')
  
  // 취합 보고서 조회
  const summary = await queryOne<any>(`
    SELECT s.*, p.project_name, p.project_code,
      e.employee_name as reviewer_name
    FROM wr_aggregated_report_summary s
    JOIN wr_project_info p ON s.project_id = p.project_id
    LEFT JOIN wr_employee_info e ON s.reviewer_id = e.employee_id
    WHERE s.summary_id = $1
  `, [summaryId])
  
  if (!summary) {
    throw createError({ statusCode: 404, message: '취합 보고서를 찾을 수 없습니다.' })
  }
  
  // 개별 보고서 목록 (새 구조: 마스터 + 프로젝트별 실적 조인)
  const reports = await query(`
    SELECT 
      r.report_id,
      r.author_id,
      e.employee_name as author_name, 
      e.employee_position,
      r.issue_description,
      r.vacation_description,
      r.remark_description,
      r.report_status,
      r.submitted_at,
      rp.work_description,
      rp.plan_description
    FROM wr_weekly_report r
    JOIN wr_weekly_report_project rp ON r.report_id = rp.report_id
    JOIN wr_employee_info e ON r.author_id = e.employee_id
    WHERE rp.project_id = $1 AND r.report_year = $2 AND r.report_week = $3
    ORDER BY e.employee_name
  `, [summary.project_id, summary.report_year, summary.report_week])
  
  return {
    summary: {
      summaryId: summary.summary_id,
      projectId: summary.project_id,
      projectName: summary.project_name,
      projectCode: summary.project_code,
      reportYear: summary.report_year,
      reportWeek: summary.report_week,
      weekStartDate: summary.week_start_date,
      weekEndDate: summary.week_end_date,
      memberCount: summary.member_count,
      reviewerId: summary.reviewer_id,
      reviewerName: summary.reviewer_name,
      reviewerComment: summary.reviewer_comment,
      reviewedAt: summary.reviewed_at,
      summaryStatus: summary.summary_status
    },
    reports: reports.map((r: any) => ({
      reportId: r.report_id,
      authorId: r.author_id,
      authorName: r.author_name,
      authorPosition: r.employee_position,
      workDescription: r.work_description,
      planDescription: r.plan_description,
      issueDescription: r.issue_description,
      vacationDescription: r.vacation_description,
      remarkDescription: r.remark_description,
      reportStatus: r.report_status,
      submittedAt: r.submitted_at
    }))
  }
})