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import { timeWindows } from './constants';
/**
* method that converts a predetermined time window to minutes
* defaults to 8 hours as the default option
* @param {String} timeWindow - The time window to convert to minutes
* @returns {number} The time window in minutes
*/
const getTimeDifferenceSeconds = timeWindow => {
switch (timeWindow) {
case timeWindows.thirtyMinutes:
return 60 * 30;
case timeWindows.threeHours:
return 60 * 60 * 3;
case timeWindows.oneDay:
return 60 * 60 * 24 * 1;
case timeWindows.threeDays:
return 60 * 60 * 24 * 3;
case timeWindows.oneWeek:
return 60 * 60 * 24 * 7 * 1;
default:
return 60 * 60 * 8;
}
};
export const getTimeDiff = selectedTimeWindow => {
const end = Date.now() / 1000; // convert milliseconds to seconds
const start = end - getTimeDifferenceSeconds(selectedTimeWindow);
return { start, end };
};
/**
* 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
);
};
export default {};
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