17 lines
484 B
JavaScript
17 lines
484 B
JavaScript
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import dayjs from 'dayjs'
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/** Gleiche Logik wie History.jsx für rollierende Mittel */
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export function rollingAvg(arr, key, window = 7) {
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return arr.map((d, i) => {
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const s = arr
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.slice(Math.max(0, i - window + 1), i + 1)
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.map((x) => x[key])
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.filter((v) => v != null)
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return s.length
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? { ...d, [`${key}_avg`]: Math.round((s.reduce((a, b) => a + b, 0) / s.length) * 10) / 10 }
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: d
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})
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}
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export const fmtDate = (d) => dayjs(d).format('DD.MM')
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