Docker 파일

backend/api/anomaly/chart.get.ts

@@ -1,57 +1,59 @@
-import { getDb } from '../../utils/db'
+import { query } from '../../utils/db'
 
 export default defineEventHandler(async (event) => {
-  const db = getDb()
-  const query = getQuery(event)
+  const queryParams = getQuery(event)
   
-  const type = query.type as string || 'short-term'
-  const period = query.period as string || '24h'
+  const type = queryParams.type as string || 'short-term'
+  const period = queryParams.period as string || '24h'
   
   // 기간/간격 계산
-  let intervalClause = ''
-  let groupFormat = ''
+  let interval = '24 hours'
+  let groupFormat = 'YYYY-MM-DD HH24:00'
   
   if (period === '1h') {
-    intervalClause = `'-1 hours'`
-    groupFormat = '%Y-%m-%d %H:%M'  // 분 단위
+    interval = '1 hour'
+    groupFormat = 'YYYY-MM-DD HH24:MI'
   } else if (period === '6h') {
-    intervalClause = `'-6 hours'`
-    groupFormat = '%Y-%m-%d %H:00' // 시간 단위
+    interval = '6 hours'
+    groupFormat = 'YYYY-MM-DD HH24:00'
   } else if (period === '12h') {
-    intervalClause = `'-12 hours'`
-    groupFormat = '%Y-%m-%d %H:00'
+    interval = '12 hours'
+    groupFormat = 'YYYY-MM-DD HH24:00'
   } else if (period === '24h') {
-    intervalClause = `'-24 hours'`
-    groupFormat = '%Y-%m-%d %H:00'
+    interval = '24 hours'
+    groupFormat = 'YYYY-MM-DD HH24:00'
   } else if (period === '7d') {
-    intervalClause = `'-7 days'`
-    groupFormat = '%Y-%m-%d'  // 일 단위
+    interval = '7 days'
+    groupFormat = 'YYYY-MM-DD'
   } else if (period === '30d') {
-    intervalClause = `'-30 days'`
-    groupFormat = '%Y-%m-%d'
-  } else {
-    intervalClause = `'-24 hours'`
-    groupFormat = '%Y-%m-%d %H:00'
+    interval = '30 days'
+    groupFormat = 'YYYY-MM-DD'
   }
   
-  // 시간대별 집계
-  const rows = db.prepare(`
-    SELECT 
-      strftime('${groupFormat}', detected_at) as time_slot,
-      SUM(CASE WHEN level = 'warning' THEN 1 ELSE 0 END) as warning,
-      SUM(CASE WHEN level = 'danger' THEN 1 ELSE 0 END) as danger
-    FROM anomaly_logs
-    WHERE detect_type = ?
-      AND detected_at >= datetime('now', ${intervalClause}, 'localtime')
-    GROUP BY time_slot
-    ORDER BY time_slot ASC
-  `).all(type) as any[]
+  // 시간대별 집계 (anomaly_logs 테이블이 없으면 빈 배열 반환)
+  let rows: any[] = []
+  try {
+    rows = await query<any>(`
+      SELECT 
+        to_char(detected_at, '${groupFormat}') as time_slot,
+        SUM(CASE WHEN level = 'warning' THEN 1 ELSE 0 END) as warning,
+        SUM(CASE WHEN level = 'danger' THEN 1 ELSE 0 END) as danger
+      FROM anomaly_logs
+      WHERE detect_type = $1
+        AND detected_at >= NOW() - INTERVAL '${interval}'
+      GROUP BY time_slot
+      ORDER BY time_slot ASC
+    `, [type])
+  } catch (e) {
+    // 테이블이 없으면 빈 배열
+    rows = []
+  }
   
   // 시간 포맷 변환
   const data = rows.map(r => ({
     time: formatTimeLabel(r.time_slot, period),
-    warning: r.warning,
-    danger: r.danger
+    warning: Number(r.warning),
+    danger: Number(r.danger)
   }))
   
   return {
@@ -66,11 +68,9 @@ function formatTimeLabel(timeSlot: string, period: string): string {
   if (!timeSlot) return ''
   
   if (period === '7d' || period === '30d') {
-    // 일 단위: MM/DD
     const parts = timeSlot.split('-')
     return `${parts[1]}/${parts[2]}`
   } else {
-    // 시간 단위: HH:MM
     const parts = timeSlot.split(' ')
     if (parts.length === 2) {
       return parts[1].substring(0, 5)