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import dateformat from 'dateformat';
import { secondsIn, dateTimePickerRegex, dateFormats } from './constants';
const secondsToMilliseconds = seconds => seconds * 1000;
export const getTimeDiff = timeWindow => {
const end = Math.floor(Date.now() / 1000); // convert milliseconds to seconds
const difference = secondsIn[timeWindow] || secondsIn.eightHours;
const start = end - difference;
return {
start: new Date(secondsToMilliseconds(start)).toISOString(),
end: new Date(secondsToMilliseconds(end)).toISOString(),
};
};
export const getTimeWindow = ({ start, end }) =>
Object.entries(secondsIn).reduce((acc, [timeRange, value]) => {
if (new Date(end) - new Date(start) === secondsToMilliseconds(value)) {
return timeRange;
}
return acc;
}, null);
export const isDateTimePickerInputValid = val => dateTimePickerRegex.test(val);
export const truncateZerosInDateTime = datetime => datetime.replace(' 00:00:00', '');
/**
* The URL params start and end need to be validated
* before passing them down to other components.
*
* @param {string} dateString
*/
export const isValidDate = dateString => {
try {
// dateformat throws error that can be caught.
// This is better than using `new Date()`
if (dateString && dateString.trim()) {
dateformat(dateString, 'isoDateTime');
return true;
}
return false;
} catch (e) {
return false;
}
};
/**
* Convert the input in Time picker component to ISO date.
*
* @param {string} val
* @returns {string}
*/
export const stringToISODate = val =>
dateformat(new Date(val.replace(/-/g, '/')), dateFormats.dateTimePicker.ISODate, true);
/**
* Convert the ISO date received from the URL to string
* for the Time picker component.
*
* @param {Date} date
* @returns {string}
*/
export const ISODateToString = date => dateformat(date, dateFormats.dateTimePicker.stringDate);
/**
* This method is used to validate if the graph data format for a chart component
* that needs a time series as a response from a prometheus query (query_range) is
* of a valid format or not.
* @param {Object} graphData the graph data response from a prometheus request
* @returns {boolean} whether the graphData format is correct
*/
export const graphDataValidatorForValues = (isValues, graphData) => {
const responseValueKeyName = isValues ? 'value' : 'values';
return (
Array.isArray(graphData.queries) &&
graphData.queries.filter(query => {
if (Array.isArray(query.result)) {
return (
query.result.filter(res => Array.isArray(res[responseValueKeyName])).length ===
query.result.length
);
}
return false;
}).length === graphData.queries.length
);
};
/* eslint-disable @gitlab/i18n/no-non-i18n-strings */
/**
* Checks that element that triggered event is located on cluster health check dashboard
* @param {HTMLElement} element to check against
* @returns {boolean}
*/
const isClusterHealthBoard = () => (document.body.dataset.page || '').includes(':clusters:show');
/**
* Tracks snowplow event when user generates link to metric chart
* @param {String} chart link that will be sent as a property for the event
* @return {Object} config object for event tracking
*/
export const generateLinkToChartOptions = chartLink => {
const isCLusterHealthBoard = isClusterHealthBoard();
const category = isCLusterHealthBoard
? 'Cluster Monitoring'
: 'Incident Management::Embedded metrics';
const action = isCLusterHealthBoard
? 'generate_link_to_cluster_metric_chart'
: 'generate_link_to_metrics_chart';
return { category, action, label: 'Chart link', property: chartLink };
};
/**
* Tracks snowplow event when user downloads CSV of cluster metric
* @param {String} chart title that will be sent as a property for the event
*/
export const downloadCSVOptions = title => {
const isCLusterHealthBoard = isClusterHealthBoard();
const category = isCLusterHealthBoard
? 'Cluster Monitoring'
: 'Incident Management::Embedded metrics';
const action = isCLusterHealthBoard
? 'download_csv_of_cluster_metric_chart'
: 'download_csv_of_metrics_dashboard_chart';
return { category, action, label: 'Chart title', property: title };
};
/**
* This function validates the graph data contains exactly 3 queries plus
* value validations from graphDataValidatorForValues.
* @param {Object} isValues
* @param {Object} graphData the graph data response from a prometheus request
* @returns {boolean} true if the data is valid
*/
export const graphDataValidatorForAnomalyValues = graphData => {
const anomalySeriesCount = 3; // metric, upper, lower
return (
graphData.queries &&
graphData.queries.length === anomalySeriesCount &&
graphDataValidatorForValues(false, graphData)
);
};
export default {};
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