unleash-server/dist/lib/features/feature-links/fake-feature-link-store.js

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

import { NotFoundError } from '../../error/index.js';
export default class FakeFeatureLinkStore {
    constructor() {
        this.links = [];
    }
    async count(query) {
        if (!query) {
            return this.links.length;
        }
        const filteredLinks = this.links.filter((link) => {
            return Object.entries(query).every(([key, value]) => {
                return link[key] === value;
            });
        });
        return filteredLinks.length;
    }
    async insert(link) {
        const newLink = {
            ...link,
            id: String(Math.random()),
        };
        this.links.push(newLink);
        return newLink;
    }
    async delete(id) {
        const index = this.links.findIndex((link) => link.id === id);
        if (index !== -1) {
            this.links.splice(index, 1);
        }
    }
    async deleteAll() {
        this.links = [];
    }
    destroy() { }
    async exists(id) {
        return this.links.some((link) => link.id === id);
    }
    async get(id) {
        const link = this.links.find((link) => link.id === id);
        if (link) {
            return link;
        }
        throw new NotFoundError('Could not find feature link');
    }
    async getAll() {
        return this.links;
    }
    async update(id, link) {
        await this.delete(id);
        const fullLink = { ...link, id };
        this.links.push(fullLink);
        return fullLink;
    }
}
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