52 lines
1.4 KiB
TypeScript
52 lines
1.4 KiB
TypeScript
import { VariableModel } from '@grafana/data';
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import { VariableWithOptions } from '../types';
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export const formatVariableLabel = (variable: VariableModel) => {
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if (!isVariableWithOptions(variable)) {
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return variable.name;
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}
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const { current, options = [] } = variable;
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if (!current.tags || current.tags.length === 0) {
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if (Array.isArray(current.text)) {
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return current.text.join(' + ');
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}
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return current.text;
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}
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// filer out values that are in selected tags
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const selectedAndNotInTag = options.filter((option) => {
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if (!option.selected) {
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return false;
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}
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if (!current || !current.tags || !current.tags.length) {
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return false;
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}
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for (let i = 0; i < current.tags.length; i++) {
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const tag = current.tags[i];
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const foundIndex = tag?.values?.findIndex((v) => v === option.value);
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if (foundIndex && foundIndex !== -1) {
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return false;
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}
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}
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return true;
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});
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// convert values to text
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const currentTexts = selectedAndNotInTag.map((s) => s.text);
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// join texts
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const newLinkText = currentTexts.join(' + ');
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return newLinkText.length > 0 ? `${newLinkText} + ` : newLinkText;
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};
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const isVariableWithOptions = (variable: VariableModel): variable is VariableWithOptions => {
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return (
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Array.isArray((variable as VariableWithOptions)?.options) ||
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typeof (variable as VariableWithOptions)?.current === 'object'
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);
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};
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