시스템 모니터

backend/api/network/privnet/chart.get.ts

@@ -0,0 +1,78 @@
+import { getDb } from '../../../utils/db'
+
+export default defineEventHandler(async (event) => {
+  const query = getQuery(event)
+  const { year, month, week } = query as { year?: string, month?: string, week?: string }
+  
+  if (!year || !month || !week) {
+    return { error: 'year, month, week are required' }
+  }
+  
+  // 해당 월의 첫날과 마지막날
+  const y = parseInt(year)
+  const m = parseInt(month)
+  const w = parseInt(week)
+  
+  // 해당 월의 첫날
+  const firstDayOfMonth = new Date(y, m - 1, 1)
+  const firstDayWeekday = firstDayOfMonth.getDay() // 0=일, 1=월, ...
+  
+  // 주차의 시작일 계산 (월요일 기준)
+  // 1주차: 1일이 포함된 주
+  const mondayOffset = firstDayWeekday === 0 ? -6 : 1 - firstDayWeekday
+  const firstMondayOfMonth = new Date(y, m - 1, 1 + mondayOffset)
+  
+  // 선택한 주차의 월요일
+  const weekStart = new Date(firstMondayOfMonth)
+  weekStart.setDate(weekStart.getDate() + (w - 1) * 7)
+  
+  // 주차의 일요일
+  const weekEnd = new Date(weekStart)
+  weekEnd.setDate(weekEnd.getDate() + 6)
+  
+  // 해당 주의 날짜 목록 생성
+  const weekDates: string[] = []
+  for (let i = 0; i < 7; i++) {
+    const d = new Date(weekStart)
+    d.setDate(d.getDate() + i)
+    const dateStr = `${d.getFullYear()}-${String(d.getMonth() + 1).padStart(2, '0')}-${String(d.getDate()).padStart(2, '0')}`
+    weekDates.push(dateStr)
+  }
+  
+  const db = getDb()
+  
+  // 시작/종료 날짜
+  const startDate = weekDates[0]
+  const endDate = weekDates[6]
+  
+  // 1시간 단위 성공률 조회
+  const heatmapData = db.prepare(`
+    SELECT 
+      date(checked_at) as date,
+      strftime('%H', checked_at) || ':00' as time_slot,
+      COUNT(*) as total_count,
+      SUM(CASE WHEN is_success = 1 THEN 1 ELSE 0 END) as success_count,
+      ROUND(SUM(CASE WHEN is_success = 1 THEN 1.0 ELSE 0.0 END) / COUNT(*) * 100, 1) as success_rate
+    FROM privnet_logs
+    WHERE date(checked_at) >= ? AND date(checked_at) <= ?
+    GROUP BY date, time_slot
+    ORDER BY date, time_slot
+  `).all(startDate, endDate)
+
+  // 해당 월의 주차 수 계산
+  const lastDayOfMonth = new Date(y, m, 0)
+  const lastDate = lastDayOfMonth.getDate()
+  
+  // 마지막 날이 몇 주차인지 계산
+  const lastDayFromFirstMonday = Math.floor((lastDayOfMonth.getTime() - firstMondayOfMonth.getTime()) / (1000 * 60 * 60 * 24))
+  const totalWeeks = Math.ceil((lastDayFromFirstMonday + 1) / 7)
+
+  return {
+    heatmapData,
+    weekDates,
+    totalWeeks: Math.max(totalWeeks, 1),
+    year: y,
+    month: m,
+    week: w
+  }
+})