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refactor: feature toggle list query (#5022)
Cean up huge query method in feature-toggle-store
This commit is contained in:
Fredrik Strand Oseberg
GitHub
parent
3eeafba5f9
commit
b6d945befc
@ -21,6 +21,7 @@ import {
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ITag,
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PartialDeep,
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} from '../../../lib/types';
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import { FeatureToggleListBuilder } from './query-builders/feature-toggle-list-builder';
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export type EnvironmentFeatureNames = { [key: string]: string[] };
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@ -131,6 +132,48 @@ const rowToTag = (row: Record<string, any>): ITag => {
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};
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};
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const buildFeatureToggleListFromRows = (
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rows: any[],
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featureQuery?: IFeatureToggleQuery,
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): FeatureToggle[] => {
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const result = rows.reduce((acc, r) => {
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const feature: PartialDeep<IFeatureToggleClient> = acc[r.name] ?? {
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strategies: [],
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};
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if (isUnseenStrategyRow(feature, r) && !r.strategy_disabled) {
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feature.strategies?.push(rowToStrategy(r));
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}
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if (isNewTag(feature, r)) {
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addTag(feature, r);
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}
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if (featureQuery?.inlineSegmentConstraints && r.segment_id) {
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addSegmentToStrategy(feature, r);
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} else if (!featureQuery?.inlineSegmentConstraints && r.segment_id) {
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addSegmentIdsToStrategy(feature, r);
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}
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feature.impressionData = r.impression_data;
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feature.enabled = !!r.enabled;
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feature.name = r.name;
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feature.description = r.description;
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feature.project = r.project;
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feature.stale = r.stale;
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feature.type = r.type;
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feature.lastSeenAt = r.last_seen_at;
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feature.variants = r.variants || [];
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feature.project = r.project;
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feature.favorite = r.favorite;
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feature.lastSeenAt = r.last_seen_at;
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feature.createdAt = r.created_at;
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acc[r.name] = feature;
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return acc;
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}, {});
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return Object.values(result);
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};
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export default class FeatureToggleStore implements IFeatureToggleStore {
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private db: Db;
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@ -183,125 +226,35 @@ export default class FeatureToggleStore implements IFeatureToggleStore {
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userId?: number,
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archived: boolean = false,
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): Promise<FeatureToggle[]> {
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// Handle the admin case first
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// Handle the playground case
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const environment = featureQuery?.environment || DEFAULT_ENV;
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const selectColumns = [
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'features.name as name',
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'features.description as description',
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'features.type as type',
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'features.project as project',
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'features.stale as stale',
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'features.impression_data as impression_data',
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'features.last_seen_at as last_seen_at',
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'features.created_at as created_at',
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'fe.variants as variants',
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'fe.enabled as enabled',
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'fe.environment as environment',
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'fs.id as strategy_id',
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'fs.strategy_name as strategy_name',
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'fs.title as strategy_title',
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'fs.disabled as strategy_disabled',
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'fs.parameters as parameters',
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'fs.constraints as constraints',
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'fs.sort_order as sort_order',
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'fs.variants as strategy_variants',
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'segments.id as segment_id',
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'segments.constraints as segment_constraints',
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] as (string | Knex.Raw<any>)[];
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const builder = new FeatureToggleListBuilder(this.db);
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let query = this.db('features')
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.modify(FeatureToggleStore.filterByArchived, archived)
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.leftJoin(
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this.db('feature_strategies')
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.select('*')
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.where({ environment })
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.as('fs'),
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'fs.feature_name',
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'features.name',
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)
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.leftJoin(
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this.db('feature_environments')
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.select(
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'feature_name',
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'enabled',
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'environment',
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'variants',
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'last_seen_at',
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)
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.where({ environment })
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.as('fe'),
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'fe.feature_name',
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'features.name',
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)
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.leftJoin(
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'feature_strategy_segment as fss',
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`fss.feature_strategy_id`,
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`fs.id`,
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)
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.leftJoin('segments', `segments.id`, `fss.segment_id`)
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.leftJoin('dependent_features as df', 'df.child', 'features.name')
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.leftJoin('feature_tag as ft', 'ft.feature_name', 'features.name');
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builder
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.query('features')
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.withArchived(archived)
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.withStrategies(environment)
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.withFeatureEnvironments(environment)
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.withFeatureStrategySegments()
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.withSegments()
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.withDependentFeatureToggles()
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.withFeatureTags();
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if (userId) {
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query = query.leftJoin(`favorite_features`, function () {
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this.on('favorite_features.feature', 'features.name').andOnVal(
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'favorite_features.user_id',
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'=',
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userId,
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);
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});
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selectColumns.push(
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builder.withFavorites(userId);
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builder.addSelectColumn(
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this.db.raw(
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'favorite_features.feature is not null as favorite',
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),
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);
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}
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query = query.select(selectColumns);
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const rows = await query;
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const rows = await builder.internalQuery.select(
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builder.getSelectColumns(),
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);
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const featureToggles = rows.reduce((acc, r) => {
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const feature: PartialDeep<IFeatureToggleClient> = acc[r.name] ?? {
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strategies: [],
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};
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if (isUnseenStrategyRow(feature, r) && !r.strategy_disabled) {
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feature.strategies?.push(rowToStrategy(r));
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}
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if (isNewTag(feature, r)) {
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addTag(feature, r);
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}
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if (featureQuery?.inlineSegmentConstraints && r.segment_id) {
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addSegmentToStrategy(feature, r);
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} else if (
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!featureQuery?.inlineSegmentConstraints &&
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r.segment_id
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) {
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addSegmentIdsToStrategy(feature, r);
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}
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feature.impressionData = r.impression_data;
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feature.enabled = !!r.enabled;
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feature.name = r.name;
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feature.description = r.description;
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feature.project = r.project;
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feature.stale = r.stale;
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feature.type = r.type;
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feature.lastSeenAt = r.last_seen_at;
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feature.variants = r.variants || [];
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feature.project = r.project;
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feature.favorite = r.favorite;
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feature.lastSeenAt = r.last_seen_at;
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feature.createdAt = r.created_at;
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acc[r.name] = feature;
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return acc;
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}, {});
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return Object.values(featureToggles);
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return buildFeatureToggleListFromRows(rows, featureQuery);
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}
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async getAll(
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@ -0,0 +1,129 @@
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import { Knex } from "knex";
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import FeatureToggleStore from "../feature-toggle-store";
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export class FeatureToggleListBuilder {
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private db: Knex;
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public internalQuery: Knex.QueryBuilder;
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private selectColumns: (string | Knex.Raw<any>)[];
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constructor(db) {
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this.db = db;
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this.selectColumns = [
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'features.name as name',
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'features.description as description',
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'features.type as type',
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'features.project as project',
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'features.stale as stale',
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'features.impression_data as impression_data',
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'features.last_seen_at as last_seen_at',
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'features.created_at as created_at',
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'fe.variants as variants',
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'fe.enabled as enabled',
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'fe.environment as environment',
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'fs.id as strategy_id',
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'fs.strategy_name as strategy_name',
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'fs.title as strategy_title',
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'fs.disabled as strategy_disabled',
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'fs.parameters as parameters',
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'fs.constraints as constraints',
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'fs.sort_order as sort_order',
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'fs.variants as strategy_variants',
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'segments.id as segment_id',
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'segments.constraints as segment_constraints',
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] as (string | Knex.Raw<any>)[];
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}
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getSelectColumns = () => {
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return this.selectColumns;
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}
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query = (table: string) => {
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this.internalQuery = this.db(table);
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return this;
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}
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addSelectColumn = (column: string | Knex.Raw<any>) => {
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this.selectColumns.push(column);
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}
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withArchived = (includeArchived: boolean) => {
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this.internalQuery.modify(FeatureToggleStore.filterByArchived, includeArchived)
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return this;
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}
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withStrategies = (filter: string) => {
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this.internalQuery.leftJoin(
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this.db('feature_strategies')
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.select('*')
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.where({ environment: filter })
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.as('fs'),
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'fs.feature_name',
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'features.name',
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)
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return this;
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}
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withFeatureEnvironments = (filter: string) => {
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this.internalQuery.leftJoin(
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this.db('feature_environments')
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.select(
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'feature_name',
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'enabled',
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'environment',
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'variants',
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'last_seen_at',
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)
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.where({ environment: filter })
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.as('fe'),
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'fe.feature_name',
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'features.name',
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)
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return this;
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}
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withFeatureStrategySegments = () => {
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this.internalQuery.leftJoin(
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'feature_strategy_segment as fss',
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`fss.feature_strategy_id`,
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`fs.id`,
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)
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return this;
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}
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withSegments = () => {
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this.internalQuery.leftJoin('segments', `segments.id`, `fss.segment_id`)
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return this;
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}
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withDependentFeatureToggles = () => {
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this.internalQuery.leftJoin('dependent_features as df', 'df.child', 'features.name')
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return this;
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}
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withFeatureTags = () => {
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this.internalQuery.leftJoin('feature_tag as ft', 'ft.feature_name', 'features.name');
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return this;
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}
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withFavorites = (userId: number) => {
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this.internalQuery.leftJoin(`favorite_features`, function () {
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this.on('favorite_features.feature', 'features.name').andOnVal(
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'favorite_features.user_id',
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'=',
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userId,
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);
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});
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return this;
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}
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}
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