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@alauda-fe/common

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Alauda frontend team common codes.

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import dayjs from 'dayjs'; import { get } from 'lodash-es'; export var ScaleType; (function (ScaleType) { ScaleType["TIME"] = "time"; ScaleType["LINEAR"] = "linear"; ScaleType["ORDINAL"] = "ordinal"; })(ScaleType || (ScaleType = {})); export function getYDomain(data) { return getMaxMinValue(data); } export function getXDomain(data, scaleType) { if ([ScaleType.TIME, ScaleType.LINEAR].includes(scaleType)) { return getMaxMinValue(data); } return data; } function getMaxMinValue(data) { return data.reduce((acc, pre) => { const value = +pre || 0; return [ acc[0] < +value ? acc[0] : +value, acc[1] > +value ? acc[1] : +value, ]; }, [+data[0], +data[0]]); } export function getScaleType(values) { const allDates = values?.every(value => value instanceof Date || dayjs(value).isValid()); if (allDates) { return ScaleType.TIME; } const allNumbers = values?.every(value => typeof value === 'number'); if (allNumbers) { return ScaleType.LINEAR; } return ScaleType.ORDINAL; } export function reduceTicks(ticks, maxTicks) { if (ticks.length > maxTicks) { const modulus = Math.floor(ticks.length / maxTicks); return ticks.reduce((acc, _tick, i) => { if (i % modulus === 0) { return [...acc, ticks[i]]; } return acc; }, []); } return ticks; } /** * Generates a short id. * http://stackoverflow.com/questions/6248666/how-to-generate-short-uid-like-ax4j9z-in-js */ export function generateUID() { const newId = ('0000' + Math.trunc(Math.random() * Math.pow(36, 4)).toString(36)).slice(-4); // append a 'a' because neo gets mad return `a${newId}`; } export function calculateViewDimensions({ width, height, margin, showXLabel, showYLabel, }) { let chartWidth = width - margin.left - margin.right; let chartHeight = height - margin.top - margin.bottom; let xOffset = margin.left; if (showYLabel) { const xLabelOffset = 30; chartWidth -= xLabelOffset; xOffset += xLabelOffset; } if (showXLabel) { chartHeight -= 20; } return { width: chartWidth, height: chartHeight - 18, xOffset, margin, }; } export function defaultXAccessor(d) { return get(d, [0], 0) * 1000; } export function defaultYAccessor(d) { return +get(d, [1], 0); } export function findClosestPointIndex(xPos, context) { const count = context.chartData?.[0].values.length; return Math.floor((xPos * count) / context.chartView.width); } export function getXPos(e, context, rectDom) { const svgE = e.target; const { scrollLeft, scrollTop } = document.documentElement; return context.horizontal ? e.pageY - ((rectDom || svgE).getBoundingClientRect().top + scrollTop) : e.pageX - ((rectDom || svgE).getBoundingClientRect().left + scrollLeft); } export function getMouseXPoint(e, contextService, rectDom) { const xPos = getXPos(e, contextService, rectDom); const closestIndex = findClosestPointIndex(xPos, contextService); const xValue = contextService.xSeriesValue[closestIndex]; return { xValue, xPoint: contextService.x(xValue), }; } export function minimumFormat(value) { return value > 0 && value < 0.01 ? '<0.01' : value; } export function tooltipSuffixFormat(value) { return value === '%' ? value : ` ${value}`; } const NULL_TYPE = new Set([null, undefined]); export function defined(d) { return !(NULL_TYPE.has(d.x) || NULL_TYPE.has(d.y)); } export function integerTooltipFormat({ y }) { return Math.floor(y); } //# 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dayjs from 'dayjs';\nimport { get } from 'lodash-es';\n\nimport { ChartDataItem } from '../view-chart/types';\n\nimport { ContextChartService } from './chart.service';\nimport { ContextItem } from './common/public-api';\nimport { TickValue, ViewOptions } from './types';\n\nexport enum ScaleType {\n  'TIME' = 'time',\n  'LINEAR' = 'linear',\n  'ORDINAL' = 'ordinal',\n}\n\nexport function getYDomain(data: unknown[]) {\n  return getMaxMinValue(data);\n}\n\nexport function getXDomain(data: unknown[], scaleType: ScaleType) {\n  if ([ScaleType.TIME, ScaleType.LINEAR].includes(scaleType)) {\n    return getMaxMinValue(data);\n  }\n  return data;\n}\n\nfunction getMaxMinValue(data: unknown[]): [number, number] {\n  return data.reduce(\n    (acc: number[], pre) => {\n      const value = +pre || 0;\n      return [\n        acc[0] < +value ? acc[0] : +value,\n        acc[1] > +value ? acc[1] : +value,\n      ];\n    },\n    [+data[0], +data[0]],\n  ) as [number, number];\n}\n\nexport function getScaleType(values: Array<string | number | Date>): ScaleType {\n  const allDates = values?.every(\n    value => value instanceof Date || dayjs(value).isValid(),\n  );\n  if (allDates) {\n    return ScaleType.TIME;\n  }\n  const allNumbers = values?.every(value => typeof value === 'number');\n  if (allNumbers) {\n    return ScaleType.LINEAR;\n  }\n  return ScaleType.ORDINAL;\n}\n\nexport function reduceTicks(ticks: unknown[], maxTicks: number) {\n  if (ticks.length > maxTicks) {\n    const modulus = Math.floor(ticks.length / maxTicks);\n    return ticks.reduce((acc: unknown[], _tick, i) => {\n      if (i % modulus === 0) {\n        return [...acc, ticks[i]];\n      }\n      return acc;\n    }, []) as unknown[];\n  }\n  return ticks;\n}\n\n/**\n * Generates a short id.\n * http://stackoverflow.com/questions/6248666/how-to-generate-short-uid-like-ax4j9z-in-js\n */\nexport function generateUID(): string {\n  const newId = (\n    '0000' + Math.trunc(Math.random() * Math.pow(36, 4)).toString(36)\n  ).slice(-4);\n  // append a 'a' because neo gets mad\n  return `a${newId}`;\n}\n\nexport function calculateViewDimensions({\n  width,\n  height,\n  margin,\n  showXLabel,\n  showYLabel,\n}: ViewOptions) {\n  let chartWidth = width - margin.left - margin.right;\n  let chartHeight = height - margin.top - margin.bottom;\n  let xOffset = margin.left;\n  if (showYLabel) {\n    const xLabelOffset = 30;\n    chartWidth -= xLabelOffset;\n    xOffset += xLabelOffset;\n  }\n  if (showXLabel) {\n    chartHeight -= 20;\n  }\n  return {\n    width: chartWidth,\n    height: chartHeight - 18,\n    xOffset,\n    margin,\n  };\n}\n\nexport function defaultXAccessor(d: unknown) {\n  return get(d, [0], 0) * 1000;\n}\n\nexport function defaultYAccessor(d: unknown) {\n  return +get(d, [1], 0);\n}\n\nexport function findClosestPointIndex(\n  xPos: number,\n  context: ContextChartService,\n) {\n  const count = context.chartData?.[0].values.length;\n  return Math.floor((xPos * count) / context.chartView.width);\n}\n\nexport function getXPos(\n  e: MouseEvent,\n  context: ContextChartService,\n  rectDom?: HTMLElement,\n) {\n  const svgE = e.target as SVGRectElement;\n  const { scrollLeft, scrollTop } = document.documentElement;\n  return context.horizontal\n    ? e.pageY - ((rectDom || svgE).getBoundingClientRect().top + scrollTop)\n    : e.pageX - ((rectDom || svgE).getBoundingClientRect().left + scrollLeft);\n}\n\nexport function getMouseXPoint(\n  e: MouseEvent,\n  contextService: ContextChartService,\n  rectDom?: HTMLElement,\n) {\n  const xPos = getXPos(e, contextService, rectDom);\n  const closestIndex = findClosestPointIndex(xPos, contextService);\n  const xValue = contextService.xSeriesValue[closestIndex] as TickValue;\n  return {\n    xValue,\n    xPoint: contextService.x(xValue),\n  };\n}\n\nexport function minimumFormat(value: number) {\n  return value > 0 && value < 0.01 ? '<0.01' : value;\n}\n\nexport function tooltipSuffixFormat(value: string) {\n  return value === '%' ? value : ` ${value}`;\n}\n\nconst NULL_TYPE: Set<unknown> = new Set([null, undefined]);\n\nexport function defined(d: ChartDataItem) {\n  return !(NULL_TYPE.has(d.x) || NULL_TYPE.has(d.y));\n}\n\nexport function integerTooltipFormat({ y }: ContextItem) {\n  return Math.floor(y);\n}\n"]}