Function queryVariableValues

ui/src/views/variables/SelectVariable.tsx:339–383

(v: Variable, datasources: Datasource[])

}

export const queryVariableValues = async (v: Variable, datasources: Datasource[]) => {
    let result = {
        error: null,
        data: null
    }

    if (v.type == VariableQueryType.Custom) {
        if (v.value.trim() != "") {
            result.data = v.value.split(",")
        }
    } else if (v.type == VariableQueryType.Datasource) {
        result.data = datasources.map(ds => ds.name)
    } else if (v.type == VariableQueryType.Query) {
        const ds = getDatasource(v.datasource, datasources)
        //@needs-update-when-add-new-variable-datasource
        switch (ds?.type) {
            case DatasourceType.Prometheus:
                result = await queryPromethuesVariableValues(v)
                break;
            case DatasourceType.ExternalHttp:
                result = await queryHttpVariableValues(v) as any
                break;
            case DatasourceType.Jaeger:
                result = await queryJaegerVariableValues(v)
                break
            case DatasourceType.Loki:
                result = await queryLokiVariableValues(v)
                break
            default:
                break;
        }
    }

    if (result.error) {
        return result
    }


    if (!isEmpty(v.regex)) {
        const regex = v.regex.toLowerCase()
        result.data = result?.data?.filter((r: string) => r.toLowerCase().match(regex))
    }

    return result
}

const autoSetSelected = (v: Variable, result: string[]) => {
    // if (!isEmpty(v.default)) {