Files
beszel-ipv6/internal/site/src/components/routes/system/chart-data.ts
2026-04-26 22:40:18 -04:00

100 lines
3.1 KiB
TypeScript

import { getPbTimestamp, pb } from "@/lib/api"
import { chartTimeData } from "@/lib/utils"
import type {
ChartData,
ChartDataContainer,
ChartTimes,
ContainerStatsRecord,
NetworkProbeStatsRecord,
SystemStatsRecord,
} from "@/types"
type ChartTimeData = {
time: number
data: {
ticks: number[]
domain: number[]
}
chartTime: ChartTimes
}
export const cache = new Map<
string,
ChartTimeData | SystemStatsRecord[] | ContainerStatsRecord[] | ChartData["containerData"]
>()
/** Append new records onto prev with gap detection. Converts string `created` values to ms timestamps in place.
* Pass `maxLen` to cap the result length in one copy instead of slicing again after the call. */
export function appendData<T extends { created: string | number | null }>(
prev: T[] = [],
newRecords: T[],
expectedInterval: number,
maxLen?: number
): T[] {
if (!newRecords.length) return prev
// Pre-trim prev so the single slice() below is the only copy we make
const trimmed = maxLen && prev.length >= maxLen ? prev.slice(-(maxLen - newRecords.length)) : prev
const result = trimmed.slice()
let prevTime = (trimmed.at(-1)?.created as number) ?? 0
for (const record of newRecords) {
if (record.created !== null) {
if (typeof record.created === "string") {
record.created = new Date(record.created).getTime()
}
if (prevTime && (record.created as number) - prevTime > expectedInterval * 1.5) {
result.push({ created: null, ...("stats" in record ? { stats: null } : {}) } as T)
}
prevTime = record.created as number
}
result.push(record)
}
return result
}
export async function getStats<T extends SystemStatsRecord | ContainerStatsRecord | NetworkProbeStatsRecord>(
collection: string,
systemId: string,
chartTime: ChartTimes,
cachedStats?: { created: string | number | null }[],
createdIsNumber?: boolean
): Promise<T[]> {
const lastCached = cachedStats?.at(-1)?.created as number
return await pb.collection<T>(collection).getFullList({
filter: pb.filter("system={:id} && created > {:created} && type={:type}", {
id: systemId,
created: getPbTimestamp(chartTime, lastCached ? new Date(lastCached + 1000) : undefined, createdIsNumber),
type: chartTimeData[chartTime].type,
}),
fields: "created,stats",
sort: "created",
})
}
export function makeContainerData(containers: ContainerStatsRecord[]): ChartDataContainer[] {
const result = [] as ChartDataContainer[]
for (const { created, stats } of containers) {
if (!created) {
result.push({ created: null } as ChartDataContainer)
continue
}
result.push(makeContainerPoint(new Date(created).getTime(), stats))
}
return result
}
/** Transform a single realtime container stats message into a ChartDataContainer point. */
export function makeContainerPoint(created: number, stats: ContainerStatsRecord["stats"]): ChartDataContainer {
const point: ChartDataContainer = { created } as ChartDataContainer
for (const container of stats) {
;(point as Record<string, unknown>)[container.n] = container
}
return point
}
export function dockerOrPodman(str: string, isPodman: boolean): string {
if (isPodman) {
return str.replace("docker", "podman").replace("Docker", "Podman")
}
return str
}