import { fetchJson } from './httpClient.ts'
import type {
  CacheDetails,
  CacheStats,
  DataQuality,
  HaeguStat,
  MetricsSummary,
  ProcessingDelay,
  QueryMetricsPage,
  QueryMetricsParams,
  QueryMetricsSummary,
  QueryMetricsTimeSeries,
  ThroughputMetrics,
} from './types.ts'

export const monitorApi = {
  getDelay(): Promise<ProcessingDelay> {
    return fetchJson('/monitor/delay')
  },

  getMetricsSummary(): Promise<MetricsSummary> {
    return fetchJson('/admin/metrics/summary')
  },

  getCacheStats(): Promise<CacheStats> {
    return fetchJson('/api/monitoring/cache/stats')
  },

  getCacheDetails(): Promise<CacheDetails> {
    return fetchJson('/api/monitoring/cache/details')
  },

  getDailyCacheStatus(): Promise<Record<string, unknown>> {
    return fetchJson('/api/websocket/daily-cache')
  },

  getThroughput(): Promise<ThroughputMetrics> {
    return fetchJson('/monitor/throughput')
  },

  getQuality(): Promise<DataQuality> {
    return fetchJson('/monitor/quality')
  },

  getHaeguRealtimeStats(): Promise<HaeguStat[]> {
    return fetchJson('/monitor/haegu/realtime')
  },

  getHaeguStats(): Promise<Record<string, unknown>[]> {
    return fetchJson('/admin/haegu/stats')
  },

  getQueryMetricsHistory(params: QueryMetricsParams): Promise<QueryMetricsPage> {
    const qs = new URLSearchParams()
    if (params.queryType) qs.set('queryType', params.queryType)
    if (params.dataPath) qs.set('dataPath', params.dataPath)
    if (params.status) qs.set('status', params.status)
    if (params.elapsedMsMin != null) qs.set('elapsedMsMin', String(params.elapsedMsMin))
    if (params.elapsedMsMax != null) qs.set('elapsedMsMax', String(params.elapsedMsMax))
    qs.set('page', String(params.page ?? 0))
    qs.set('size', String(params.size ?? 20))
    qs.set('sortBy', params.sortBy ?? 'created_at')
    qs.set('sortDir', params.sortDir ?? 'desc')
    return fetchJson(`/api/monitoring/query-metrics/history?${qs}`)
  },

  getQueryMetricsSummary(hours = 24): Promise<QueryMetricsSummary> {
    return fetchJson(`/api/monitoring/query-metrics/summary?hours=${hours}`)
  },

  getQueryMetricsTimeSeries(days = 7): Promise<QueryMetricsTimeSeries> {
    return fetchJson(`/api/monitoring/query-metrics/timeseries?days=${days}`)
  },
}