76 lines
1.9 KiB
JavaScript
76 lines
1.9 KiB
JavaScript
import { SUPPORTED_FORMATS, getFormatter } from '~/lib/utils/unit_format';
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import { s__ } from '~/locale';
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const yAxisBoundaryGap = [0.1, 0.1];
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/**
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* Max string length of formatted axis tick
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*/
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const maxDataAxisTickLength = 8;
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// Defaults
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const defaultFormat = SUPPORTED_FORMATS.engineering;
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const defaultYAxisFormat = defaultFormat;
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const defaultYAxisPrecision = 2;
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const defaultTooltipFormat = defaultFormat;
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const defaultTooltipPrecision = 3;
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// Give enough space for y-axis with units and name.
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const chartGridLeft = 75;
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// Axis options
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/**
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* Converts .yml parameters to echarts axis options for data axis
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* @param {Object} param - Dashboard .yml definition options
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*/
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const getDataAxisOptions = ({ format, precision, name }) => {
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const formatter = getFormatter(format); // default to engineeringNotation, same as gitlab-ui
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return {
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name,
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nameLocation: 'center', // same as gitlab-ui's default
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scale: true,
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axisLabel: {
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formatter: val => formatter(val, precision, maxDataAxisTickLength),
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},
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};
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};
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/**
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* Converts .yml parameters to echarts y-axis options
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* @param {Object} param - Dashboard .yml definition options
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*/
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export const getYAxisOptions = ({
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name = s__('Metrics|Values'),
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format = defaultYAxisFormat,
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precision = defaultYAxisPrecision,
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} = {}) => {
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return {
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nameGap: 63, // larger gap than gitlab-ui's default to fit with formatted numbers
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scale: true,
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boundaryGap: yAxisBoundaryGap,
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...getDataAxisOptions({
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name,
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format,
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precision,
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}),
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};
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};
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// Chart grid
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/**
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* Grid with enough room to display chart.
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*/
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export const getChartGrid = ({ left = chartGridLeft } = {}) => ({ left });
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// Tooltip options
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export const getTooltipFormatter = ({
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format = defaultTooltipFormat,
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precision = defaultTooltipPrecision,
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} = {}) => {
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const formatter = getFormatter(format);
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return num => formatter(num, precision);
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};
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