27 lines
984 B
TypeScript
27 lines
984 B
TypeScript
import { from, Observable } from 'rxjs';
|
|
import { map } from 'rxjs/operators';
|
|
|
|
import { CustomVariableSupport, DataQueryRequest, MetricFindValue, ScopedVars, TimeRange } from '@grafana/data';
|
|
|
|
import { LokiVariableQueryEditor } from './components/VariableQueryEditor';
|
|
import { LokiDatasource } from './datasource';
|
|
import { LokiVariableQuery } from './types';
|
|
|
|
export class LokiVariableSupport extends CustomVariableSupport<LokiDatasource, LokiVariableQuery> {
|
|
editor = LokiVariableQueryEditor;
|
|
|
|
constructor(private datasource: LokiDatasource) {
|
|
super();
|
|
}
|
|
|
|
async execute(query: LokiVariableQuery, scopedVars: ScopedVars, range: TimeRange) {
|
|
return this.datasource.metricFindQuery(query, { scopedVars, range });
|
|
}
|
|
|
|
query(request: DataQueryRequest<LokiVariableQuery>): Observable<{ data: MetricFindValue[] }> {
|
|
const result = this.execute(request.targets[0], request.scopedVars, request.range);
|
|
|
|
return from(result).pipe(map((data) => ({ data })));
|
|
}
|
|
}
|