Mateusz Gruszczyński
2 lines
2.4 KiB
JavaScript
2 lines
2.4 KiB
JavaScript
export const trafficHistoryDataSource = " let lastTrafficHistory = null;\n let lastTrafficHistoryRange = '7d';\n let trafficHistoryAbort = null;\n const trafficHistoryCache = new Map();\n\n async function loadTrafficHistory(range=\"7d\", force=false){\n const info=$('trafficHistoryInfo');\n const volume=$('trafficHistoryChart');\n const speed=$('trafficSpeedChart');\n if(!volume||!speed) return;\n lastTrafficHistoryRange=range;\n const cached=trafficHistoryCache.get(range);\n if(cached && !force){\n lastTrafficHistory=cached;\n drawTrafficHistory(cached);\n updateTrafficHistoryInfo(cached);\n refreshTrafficHistoryInBackground(range);\n return;\n }\n if(info) info.textContent='Loading...';\n await fetchTrafficHistory(range, true);\n }\n\n async function refreshTrafficHistoryInBackground(range){\n try{ await fetchTrafficHistory(range, false); }catch(_){ }\n }\n\n async function fetchTrafficHistory(range, showErrors){\n if(trafficHistoryAbort) trafficHistoryAbort.abort();\n trafficHistoryAbort = new AbortController();\n try{\n const res=await fetch(`/api/traffic/history?range=${encodeURIComponent(range)}`,{signal:trafficHistoryAbort.signal,cache:'no-store'});\n const j=await res.json();\n if(!j.ok) throw new Error(j.error||'Failed to load history');\n const history=j.history || {rows:[],range};\n trafficHistoryCache.set(range, history);\n if(range===lastTrafficHistoryRange){\n lastTrafficHistory=history;\n drawTrafficHistory(history);\n updateTrafficHistoryInfo(history);\n }\n }catch(e){\n if(e.name==='AbortError') return;\n if(showErrors){\n const info=$('trafficHistoryInfo');\n if(info) info.textContent=e.message;\n [$('trafficHistoryChart'),$('trafficSpeedChart')].forEach(c=>{ if(c) c.getContext('2d').clearRect(0,0,c.width,c.height); });\n }\n }finally{\n trafficHistoryAbort=null;\n }\n }\n\n function updateTrafficHistoryInfo(hist){\n const info=$('trafficHistoryInfo');\n if(!info) return;\n const rows=Array.isArray(hist.rows)?hist.rows:[];\n const bucket=hist.bucket||'bucket';\n info.textContent=rows.length ? `${rows.length} ${bucket} bucket(s), retention ${hist.retention_days||90} days.` : 'No retained samples yet. Data is stored every minute while pyTorrent is running.';\n }\n\n";
|