Dynatrace unleash addon

dynatrace-definition.ts

import {
    FEATURE_CREATED,
    FEATURE_UPDATED,
    FEATURE_ARCHIVED,
    FEATURE_REVIVED,
    FEATURE_STALE_ON,
    FEATURE_STALE_OFF,
    FEATURE_ENVIRONMENT_ENABLED,
    FEATURE_ENVIRONMENT_DISABLED,
    FEATURE_STRATEGY_REMOVE,
    FEATURE_STRATEGY_UPDATE,
    FEATURE_STRATEGY_ADD,
    FEATURE_METADATA_UPDATED,
    FEATURE_PROJECT_CHANGE,
    FEATURE_VARIANTS_UPDATED,
} from '../types/events';
import { IAddonDefinition } from '../types/model';

export const dynatraceDefinition: IAddonDefinition = {
    name: 'dynatrace',
    displayName: 'Dynatrace',
    description: 'Allows Unleash to post updates to Dynatrace.',
    documentationUrl: 'https://docs.getunleash.io/docs/addons/dynatrace',
    parameters: [],
    events: [
        FEATURE_CREATED,
        FEATURE_UPDATED,
        FEATURE_ARCHIVED,
        FEATURE_REVIVED,
        FEATURE_STALE_ON,
        FEATURE_STALE_OFF,
        FEATURE_ENVIRONMENT_ENABLED,
        FEATURE_ENVIRONMENT_DISABLED,
        FEATURE_STRATEGY_REMOVE,
        FEATURE_STRATEGY_UPDATE,
        FEATURE_STRATEGY_ADD,
        FEATURE_METADATA_UPDATED,
        FEATURE_PROJECT_CHANGE,
        FEATURE_VARIANTS_UPDATED,
    ],
    tagTypes: [
        {
            name: 'dynatrace',
            description: 'All dynatrace tags...',
            icon: 'Dyna',
        },
    ],
};

dynatrace.ts

import Addon from './addon';
import { IAddonConfig } from '../types/model';
import { IUnleashStores } from '../types';
import { dynatraceDefinition } from './dynatrace-definition';
import { IEvent } from '../types/events';
import { IClientMetricsStoreV2 } from '../types/stores/client-metrics-store-v2';

export class DynatraceAddon extends Addon {
    metricsStore: IClientMetricsStoreV2;

    constructor(
        addon: IAddonConfig,
        { clientMetricsStoreV2 }: Pick<IUnleashStores, 'clientMetricsStoreV2'>,
    ) {
        super(dynatraceDefinition, addon);
        this.metricsStore = clientMetricsStoreV2;
    }

    async handleEvent(event: IEvent, parameters: any): Promise<void> {
        const url = 'dynatraceUrl';
        const { tags: eventTags } = event;
        const tags =
            eventTags && eventTags.map((tag) => `${tag.type}:${tag.value}`);
        const seenApplications =
            await this.metricsStore.getSeenAppsForFeatureToggle(
                event.featureName,
            );
        const body = { tags, seenApplications };
        const requestOpts = {
            method: 'POST',
            headers: {
                'Content-Type': 'application/json',
            },
            body: JSON.stringify(body),
        };
        const res = await this.fetchRetry(url, requestOpts);
        this.logger.info(
            `Handled event ${event.type}. Status codes=${res.status}`,
        );
    }
}