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nym21
20 lines
605 B
JavaScript
20 lines
605 B
JavaScript
/**
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* @param {{ suggestedUnit?: string }[]} metrics
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* @param {string | undefined} existingUnit
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* @param {string} operation
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*/
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export function resolveChartUnit(metrics, existingUnit, operation) {
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const units = metrics.flatMap((metric) =>
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metric.suggestedUnit ? [metric.suggestedUnit] : []
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);
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if (existingUnit && operation !== "replace" && operation !== "remove") {
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units.unshift(existingUnit);
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}
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const distinct = [...new Set(units)];
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return {
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unit: operation === "remove" ? existingUnit : distinct[0] ?? existingUnit,
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conflicts: distinct.length > 1 ? distinct : [],
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};
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}
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