@tidyjs/tidy-moment/dist/es/summarizeMomentGranularity.js

Moment.js extensions for tidyjs

import moment from 'moment';
import { tidy, mutate, groupBy, summarize, first } from '@tidyjs/tidy';

function summarizeMomentGranularity(granularity, summarySpec, options) {
  const _summarizeMomentGranularity = (items) => {
    options = options != null ? options : {};
    const {
      timestampKey = "timestamp",
      dateKey = "date",
      rest = first,
      ...other
    } = options;
    const dateFormats = {
      s: "YYYY-MM-DDTHH:mm:ss",
      seconds: "YYYY-MM-DDTHH:mm:ss",
      second: "YYYY-MM-DDTHH:mm:ss",
      min: "YYYY-MM-DDTHH:mm",
      minutes: "YYYY-MMDDTHH:mm",
      minute: "YYYY-MM-DDTHH:mm",
      d: "YYYY-MM-DD",
      days: "YYYY-MM-DD",
      day: "YYYY-MM-DD",
      w: "GGGG-WW",
      week: "GGGG-WW",
      weeks: "GGGG-WW",
      m: "YYYY-MM",
      month: "YYYY-MM",
      months: "YYYY-MM",
      q: "YYYY-[Q]Q",
      quarter: "YYYY-[Q]Q",
      quarters: "YYYY-[Q]Q",
      y: "YYYY",
      year: "YYYY",
      years: "YYYY"
    };
    const dateFormat = dateFormats[granularity];
    const results = tidy(items, mutate({
      [dateKey]: (d) => moment.utc(d[dateKey].format(dateFormat), dateFormat),
      [timestampKey]: (d) => d[dateKey].toISOString()
    }), groupBy([timestampKey], [
      summarize(summarySpec, {rest, ...other})
    ]));
    return results;
  };
  return _summarizeMomentGranularity;
}

export { summarizeMomentGranularity };
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