DRY - ProductService Options object

ProductService.ts

interface ProductOperationOptions {
    user: User;
    entity: Product;
}

export class ProductService {
    private db: DB<Product>;
    private entity = 'product';

    constructor() {
        this.db = new DB<Product>(this.entity);
    }
    
    async create(options: ProductOperationOptions): Promise<Product | undefined> {
        if (userIsPermitted(options.user)) {
            console.log(`Create ${this.entity}.`);
            return this.db.create(options);
        }
        return undefined;
    }

    async read(options: ProductOperationOptions): Promise<Product | undefined> {
        console.log(`Get ${this.entity}`);
        return this.db.read(options);
    }

    async update(options: ProductOperationOptions): Promise<Product | undefined> {
        if (userIsPermitted(options.user)) {
            console.log(`Update ${this.entity}.`);
            return this.db.update(options);
        }
        return undefined;
    }

    async delete(options: ProductOperationOptions): Promise<Product | undefined> {
        if (userIsPermitted(options.user)) {
            console.log(`Delete ${this.entity}.`);
            return this.db.delete(options);
        }
        return undefined;
    }
}