1ㅊㅏ완료

backend/api/report/summary/weekly-list.get.ts

@@ -14,8 +14,6 @@ export default defineEventHandler(async (event) => {
     SELECT 
       s.report_year,
       s.report_week,
-      MIN(s.week_start_date) as week_start_date,
-      MAX(s.week_end_date) as week_end_date,
       COUNT(DISTINCT s.project_id) as project_count,
       SUM(s.member_count) as total_members,
       SUM(COALESCE(s.total_work_hours, 0)) as total_work_hours,
@@ -29,16 +27,50 @@ export default defineEventHandler(async (event) => {
   `, [year])
   
   return {
-    weeks: rows.map((r: any) => ({
-      reportYear: r.report_year,
-      reportWeek: r.report_week,
-      weekStartDate: r.week_start_date,
-      weekEndDate: r.week_end_date,
-      projectCount: parseInt(r.project_count),
-      totalMembers: parseInt(r.total_members),
-      totalWorkHours: parseFloat(r.total_work_hours) || 0,
-      latestAggregatedAt: r.latest_aggregated_at,
-      projects: r.project_names || []
-    }))
+    weeks: rows.map((r: any) => {
+      const { monday, sunday } = getWeekDates(r.report_year, r.report_week)
+      return {
+        reportYear: r.report_year,
+        reportWeek: r.report_week,
+        weekStartDate: monday,
+        weekEndDate: sunday,
+        projectCount: parseInt(r.project_count),
+        totalMembers: parseInt(r.total_members),
+        totalWorkHours: parseFloat(r.total_work_hours) || 0,
+        latestAggregatedAt: r.latest_aggregated_at,
+        projects: r.project_names || []
+      }
+    })
   }
 })
+
+// ISO 8601 주차 기준 월요일~일요일 계산
+function getWeekDates(year: number, week: number): { monday: string, sunday: string } {
+  // 해당 연도의 1월 4일이 속한 주가 1주차 (ISO 8601)
+  const jan4 = new Date(year, 0, 4)
+  const jan4DayOfWeek = jan4.getDay() || 7 // 일요일=7
+  
+  // 1주차의 월요일
+  const week1Monday = new Date(jan4)
+  week1Monday.setDate(jan4.getDate() - jan4DayOfWeek + 1)
+  
+  // 요청된 주차의 월요일
+  const monday = new Date(week1Monday)
+  monday.setDate(week1Monday.getDate() + (week - 1) * 7)
+  
+  // 일요일
+  const sunday = new Date(monday)
+  sunday.setDate(monday.getDate() + 6)
+  
+  return {
+    monday: formatDate(monday),
+    sunday: formatDate(sunday)
+  }
+}
+
+function formatDate(date: Date): string {
+  const y = date.getFullYear()
+  const m = String(date.getMonth() + 1).padStart(2, '0')
+  const d = String(date.getDate()).padStart(2, '0')
+  return `${y}-${m}-${d}`
+}