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import { slugify } from '~/lib/utils/text_utility';
import createGqClient, { fetchPolicies } from '~/lib/graphql';
import { SUPPORTED_FORMATS } from '~/lib/utils/unit_format';
import { getIdFromGraphQLId } from '~/graphql_shared/utils';
export const gqClient = createGqClient(
{},
{
fetchPolicy: fetchPolicies.NO_CACHE,
},
);
/**
* Metrics loaded from project-defined dashboards do not have a metric_id.
* This method creates a unique ID combining metric_id and id, if either is present.
* This is hopefully a temporary solution until BE processes metrics before passing to FE
* @param {Object} metric - metric
* @returns {Object} - normalized metric with a uniqueID
*/
// eslint-disable-next-line babel/camelcase
export const uniqMetricsId = ({ metric_id, id }) => `${metric_id}_${id}`;
/**
* Project path has a leading slash that doesn't work well
* with project full path resolver here
* https://gitlab.com/gitlab-org/gitlab/blob/5cad4bd721ab91305af4505b2abc92b36a56ad6b/app/graphql/resolvers/full_path_resolver.rb#L10
*
* @param {String} str String with leading slash
* @returns {String}
*/
export const removeLeadingSlash = str => (str || '').replace(/^\/+/, '');
/**
* GraphQL environments API returns only id and name.
* For the environments dropdown we need metrics_path.
* This method parses the results and add neccessart attrs
*
* @param {Array} response Environments API result
* @param {String} projectPath Current project path
* @returns {Array}
*/
export const parseEnvironmentsResponse = (response = [], projectPath) =>
(response || []).map(env => {
const id = getIdFromGraphQLId(env.id);
return {
...env,
id,
metrics_path: `${projectPath}/environments/${id}/metrics`,
};
});
/**
* Maps metrics to its view model
*
* This function difers from other in that is maps all
* non-define properties as-is to the object. This is not
* advisable as it could lead to unexpected side-effects.
*
* Related issue:
* https://gitlab.com/gitlab-org/gitlab/issues/207198
*
* @param {Array} metrics - Array of prometheus metrics
* @param {String} defaultLabel - Default label for metrics
* @returns {Object}
*/
const mapToMetricsViewModel = (metrics, defaultLabel) =>
metrics.map(({ label, id, metric_id, query_range, prometheus_endpoint_path, ...metric }) => ({
label: label || defaultLabel,
queryRange: query_range,
prometheusEndpointPath: prometheus_endpoint_path,
metricId: uniqMetricsId({ metric_id, id }),
...metric,
}));
/**
* Maps an axis view model
*
* Defaults to a 2 digit precision and `number` format. It only allows
* formats in the SUPPORTED_FORMATS array.
*
* @param {Object} axis
*/
const mapToAxisViewModel = ({ name = '', format = SUPPORTED_FORMATS.number, precision = 2 }) => {
return {
name,
format: SUPPORTED_FORMATS[format] || SUPPORTED_FORMATS.number,
precision,
};
};
/**
* Maps a metrics panel to its view model
*
* @param {Object} panel - Metrics panel
* @returns {Object}
*/
const mapToPanelViewModel = ({ title = '', type, y_label, y_axis = {}, metrics = [] }) => {
// Both `y_axis.name` and `y_label` are supported for now
// https://gitlab.com/gitlab-org/gitlab/issues/208385
const yAxis = mapToAxisViewModel({ name: y_label, ...y_axis }); // eslint-disable-line babel/camelcase
return {
title,
type,
y_label: yAxis.name, // Changing y_label to yLabel is pending https://gitlab.com/gitlab-org/gitlab/issues/207198
yAxis,
metrics: mapToMetricsViewModel(metrics, yAxis.name),
};
};
/**
* Maps a metrics panel group to its view model
*
* @param {Object} panelGroup - Panel Group
* @returns {Object}
*/
const mapToPanelGroupViewModel = ({ group = '', panels = [] }, i) => {
return {
key: `${slugify(group || 'default')}-${i}`,
group,
panels: panels.map(mapToPanelViewModel),
};
};
/**
* Maps a dashboard json object to its view model
*
* @param {Object} dashboard - Dashboard object
* @param {String} dashboard.dashboard - Dashboard name object
* @param {Array} dashboard.panel_groups - Panel groups array
* @returns {Object}
*/
export const mapToDashboardViewModel = ({ dashboard = '', panel_groups = [] }) => {
return {
dashboard,
panelGroups: panel_groups.map(mapToPanelGroupViewModel),
};
};
export const normalizeQueryResult = timeSeries => {
let normalizedResult = {};
if (timeSeries.values) {
normalizedResult = {
...timeSeries,
values: timeSeries.values.map(([timestamp, value]) => [
new Date(timestamp * 1000).toISOString(),
Number(value),
]),
};
// Check result for empty data
normalizedResult.values = normalizedResult.values.filter(series => {
const hasValue = d => !Number.isNaN(d[1]) && (d[1] !== null || d[1] !== undefined);
return series.find(hasValue);
});
} else if (timeSeries.value) {
normalizedResult = {
...timeSeries,
value: [new Date(timeSeries.value[0] * 1000).toISOString(), Number(timeSeries.value[1])],
};
}
return normalizedResult;
};
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