functional repository

SIMVendorRepository.ts

import { SIMVendor } from './SIMVendor';

export interface SIMVendorRepository {
    findAll(): Promise<SIMVendor[]>;

    /**
     * @throws EntityNotFoundError if the SIMVendor cannot be found.
     */
    getByUUID(uuid: string): Promise<SIMVendor>;

    /**
     * @throws EntityNotFoundError if the SIMVendor cannot be found.
     */
    getByICCID(iccid: string): Promise<SIMVendor>;
}

StaticSIMVendorRepository.ts

import { SIMVendorRepository } from './SIMVendorRepository';
import { EntityNotFoundError } from '@nrfcloud/api-core';
import { SIMVendor } from './SIMVendor';

export class StaticSIMVendorRepository implements SIMVendorRepository {
    async findAll(): Promise<SIMVendor[]> {
        return [
            SIMVendor({
                slug: 'acme',
                name: 'ACME Telco',
                url: 'https://example.com/',
                iccidRegExp: /^890199[0-9]{12}[0-9]F$/,
                $meta: {
                    uuid: 'd4908caf-dc39-4d82-9606-b2f64504776a',
                    createdAt: new Date('2018-11-28T11:35:30.807Z'),
                },
            }),
        ];
    }

    /**
     * @throws EntityNotFoundError if the SIM cannot be found.
     */
    async getByUUID(uuid: string): Promise<SIMVendor> {
        const vendor = (await this.findAll()).find(
            ({ $meta: { uuid: u } }) => uuid === u,
        );
        if (!vendor) {
            throw new EntityNotFoundError(`Vendor "${uuid}" not found!`);
        }
        return vendor;
    }

    /**
     * @throws EntityNotFoundError if the SIM cannot be found.
     */
    async getByICCID(iccid: string): Promise<SIMVendor> {
        const vendor = (await this.findAll()).find(({ iccidRegExp }) =>
            iccidRegExp.test(iccid),
        );
        if (!vendor) {
            throw new EntityNotFoundError(`Vendor for "${iccid}" not found!`);
        }
        return vendor;
    }
}