unleash-server/dist/lib/services/project-health-service.js

Unleash is an enterprise ready feature flag service. It provides different strategies for handling feature flags.

import { calculateProjectHealth, calculateProjectHealthRating, } from '../domain/project-health/project-health.js';
import { batchExecute } from '../util/index.js';
import metricsHelper from '../util/metrics-helper.js';
import { FUNCTION_TIME } from '../metric-events.js';
export default class ProjectHealthService {
    constructor({ projectStore, featureTypeStore, featureToggleStore, }, { getLogger, eventBus }, projectService) {
        this.logger = getLogger('services/project-health-service.ts');
        this.projectStore = projectStore;
        this.featureTypeStore = featureTypeStore;
        this.featureToggleStore = featureToggleStore;
        this.projectService = projectService;
        this.calculateHealthRating = calculateProjectHealthRating(this.featureTypeStore, this.featureToggleStore);
        this.timer = (functionName) => metricsHelper.wrapTimer(eventBus, FUNCTION_TIME, {
            className: 'ProjectHealthService',
            functionName,
        });
    }
    async getProjectHealthReport(projectId) {
        const featureTypes = await this.featureTypeStore.getAll();
        const overview = await this.projectService.getProjectHealth(projectId, false, undefined);
        const healthRating = calculateProjectHealth(overview.features, featureTypes);
        return {
            ...overview,
            ...healthRating,
        };
    }
    async setHealthRating(batchSize = 1) {
        const projects = await this.projectStore.getAll();
        void batchExecute(projects, batchSize, 5000, (project) => this.setProjectHealthRating(project.id));
    }
    async setProjectHealthRating(projectId) {
        const stopTimer = this.timer('setProjectHealthRating');
        const newHealth = await this.calculateHealthRating({ id: projectId });
        await this.projectStore.updateHealth({
            id: projectId,
            health: newHealth,
        });
        stopTimer();
    }
}
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