81 lines
2.2 KiB
TypeScript
81 lines
2.2 KiB
TypeScript
import { getDb } from '../../utils/db'
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export default defineEventHandler(async (event) => {
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const db = getDb()
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const query = getQuery(event)
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const type = query.type as string || 'short-term'
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const period = query.period as string || '24h'
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// 기간/간격 계산
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let intervalClause = ''
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let groupFormat = ''
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if (period === '1h') {
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intervalClause = `'-1 hours'`
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groupFormat = '%Y-%m-%d %H:%M' // 분 단위
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} else if (period === '6h') {
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intervalClause = `'-6 hours'`
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groupFormat = '%Y-%m-%d %H:00' // 시간 단위
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} else if (period === '12h') {
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intervalClause = `'-12 hours'`
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groupFormat = '%Y-%m-%d %H:00'
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} else if (period === '24h') {
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intervalClause = `'-24 hours'`
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groupFormat = '%Y-%m-%d %H:00'
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} else if (period === '7d') {
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intervalClause = `'-7 days'`
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groupFormat = '%Y-%m-%d' // 일 단위
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} else if (period === '30d') {
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intervalClause = `'-30 days'`
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groupFormat = '%Y-%m-%d'
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} else {
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intervalClause = `'-24 hours'`
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groupFormat = '%Y-%m-%d %H:00'
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}
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// 시간대별 집계
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const rows = db.prepare(`
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SELECT
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strftime('${groupFormat}', detected_at) as time_slot,
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SUM(CASE WHEN level = 'warning' THEN 1 ELSE 0 END) as warning,
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SUM(CASE WHEN level = 'danger' THEN 1 ELSE 0 END) as danger
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FROM anomaly_logs
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WHERE detect_type = ?
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AND detected_at >= datetime('now', ${intervalClause}, 'localtime')
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GROUP BY time_slot
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ORDER BY time_slot ASC
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`).all(type) as any[]
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// 시간 포맷 변환
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const data = rows.map(r => ({
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time: formatTimeLabel(r.time_slot, period),
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warning: r.warning,
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danger: r.danger
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}))
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return {
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data,
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type,
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period,
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timestamp: new Date().toISOString()
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}
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})
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function formatTimeLabel(timeSlot: string, period: string): string {
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if (!timeSlot) return ''
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if (period === '7d' || period === '30d') {
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// 일 단위: MM/DD
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const parts = timeSlot.split('-')
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return `${parts[1]}/${parts[2]}`
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} else {
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// 시간 단위: HH:MM
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const parts = timeSlot.split(' ')
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if (parts.length === 2) {
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return parts[1].substring(0, 5)
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}
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return timeSlot.substring(11, 16)
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}
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}
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