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

interface UpdateReportBody {
  workDescription?: string
  planDescription?: string
  issueDescription?: string
  remarkDescription?: string
  workHours?: number
}

/**
 * 주간보고 수정
 * PUT /api/report/weekly/[id]/update
 */
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')
  const body = await readBody<UpdateReportBody>(event)
  
  // 보고서 조회 및 권한 확인
  const report = await queryOne<any>(`
    SELECT * FROM wr_weekly_report_detail WHERE report_id = $1
  `, [reportId])
  
  if (!report) {
    throw createError({ statusCode: 404, message: '보고서를 찾을 수 없습니다.' })
  }
  
  if (report.author_id !== parseInt(userId)) {
    throw createError({ statusCode: 403, message: '본인의 보고서만 수정할 수 있습니다.' })
  }
  
  await execute(`
    UPDATE wr_weekly_report_detail SET
      work_description = $1,
      plan_description = $2,
      issue_description = $3,
      remark_description = $4,
      work_hours = $5,
      updated_at = NOW()
    WHERE report_id = $6
  `, [
    body.workDescription ?? report.work_description,
    body.planDescription ?? report.plan_description,
    body.issueDescription ?? report.issue_description,
    body.remarkDescription ?? report.remark_description,
    body.workHours ?? report.work_hours,
    reportId
  ])
  
  return { success: true }
})