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46 lines
1.4 KiB
46 lines
1.4 KiB
2 years ago
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import { fluxDuration } from "@influxdata/influxdb-client";
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import { influxBucket, influxHost, influxPointName } from "./constants";
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import { InfluxField, InfluxPeriod } from "./types";
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export const influxQuery = (field: InfluxField, fetchPeriod: InfluxPeriod) =>{
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let start;
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let period;
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switch(fetchPeriod){
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case InfluxPeriod.H:
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start ='-1h'
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period = '6m'
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case InfluxPeriod.D:
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start ='-1d'
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period = '144m'
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case InfluxPeriod.W:
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start ='-1w'
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period = '1008m'
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case InfluxPeriod.M:
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start ='-1mo'
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period = '3d'
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case InfluxPeriod.Y:
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start ='-1y'
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period = '36d'
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case InfluxPeriod.tenminute:
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start ='10m'
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period = '1m'
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}
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const influxPeriod = fluxDuration(period);
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const influxStart = fluxDuration(start);
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return `from(bucket: "${influxBucket}")
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|> range(start: ${start}, stop: now())
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|> filter(fn: (r) => r["host"] == "${influxHost}")
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|> filter(fn: (r) => r["_field"] == "${field}")
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|> filter(fn: (r) => r["_measurement"] == "${influxPointName}")
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|> aggregateWindow(every: ${period}, fn: mean, createEmpty: false)
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|> yield(name: "mean")`
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}
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export const processInfluxResult = (res:unknown[]) => {
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return res.map(i=>({
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value: i._value,
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time: i._time
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}))
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}
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