Misthios/grafana-zabbix
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Apply alias functions on the frontend

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This commit is contained in:
Alexander Zobnin
2021-05-26 12:19:45 +03:00
parent ff16e2fe8d
commit d5265921ee
2 changed files with 56 additions and 29 deletions
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40
src/datasource-zabbix/dataProcessor.ts
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@@ -3,6 +3,8 @@ import _ from 'lodash';
// import { getTemplateSrv } from '@grafana/runtime';
import * as utils from './utils';
import ts, { groupBy_perf as groupBy } from './timeseries';
import { getTemplateSrv } from '@grafana/runtime';
import { DataFrame, Field } from '@grafana/data';
const SUM = ts.SUM;
const COUNT = ts.COUNT;
@@ -72,38 +74,40 @@ function sortSeries(direction, timeseries: any[]) {
}], direction);
}
function setAlias(alias, timeseries) {
// TODO: use getTemplateSrv() when available (since 7.0)
if (this.templateSrv && timeseries && timeseries.scopedVars) {
alias = this.templateSrv.replace(alias, timeseries.scopedVars);
function setAlias(alias: string, field: Field) {
if (field?.state?.scopedVars) {
alias = getTemplateSrv().replace(alias, field?.state?.scopedVars);
}
timeseries.target = alias;
return timeseries;
field.name = alias;
return field;
}
function replaceAlias(regexp, newAlias, timeseries) {
let pattern;
function replaceAlias(regexp: string, newAlias: string, field: Field) {
let pattern: string | RegExp;
if (utils.isRegex(regexp)) {
pattern = utils.buildRegex(regexp);
} else {
pattern = regexp;
}
let alias = timeseries.target.replace(pattern, newAlias);
// TODO: use getTemplateSrv() when available (since 7.0)
if (this.templateSrv && timeseries && timeseries.scopedVars) {
alias = this.templateSrv.replace(alias, timeseries.scopedVars);
let alias = field.name.replace(pattern, newAlias);
if (field?.state?.scopedVars) {
alias = getTemplateSrv().replace(alias, field?.state?.scopedVars);
}
timeseries.target = alias;
return timeseries;
field.name = alias;
return field;
}
function setAliasByRegex(alias, timeseries) {
timeseries.target = extractText(timeseries.target, alias);
return timeseries;
function setAliasByRegex(alias: string, field: Field) {
try {
field.name = extractText(field.name, alias);
} catch (error) {
console.error('Failed to apply RegExp:', error?.message || error);
}
return field;
}
function extractText(str, pattern) {
function extractText(str: string, pattern: string) {
const extractPattern = new RegExp(pattern);
const extractedValue = extractPattern.exec(str);
return extractedValue[0];