@decaf-ts/core
Version:
Core persistence module for the decaf framework
51 lines • 7.22 kB
JavaScript
import { InjectableRegistryImp, Injectables, } from "@decaf-ts/injectable-decorators";
import { Repository } from "./Repository.js";
import { Model } from "@decaf-ts/decorator-validation";
import { generateInjectableNameForRepository } from "./utils.js";
import { PersistenceKeys } from "./../persistence/constants.js";
import { Adapter } from "./../persistence/Adapter.js";
/**
* @description Registry for injectable repositories.
* @summary Extends the base injectable registry to provide automatic repository resolution for models.
* @param {void} - No constructor parameters required.
* @class InjectablesRegistry
* @example
* const registry = new InjectablesRegistry();
* const userRepo = registry.get<UserRepository>('User');
* // If UserRepository exists, it will be returned
* // If not, but User model exists, a repository will be created for it
*/
export class InjectablesRegistry extends InjectableRegistryImp {
constructor() {
super();
}
/**
* @description Gets an injectable by name with repository auto-resolution.
* @summary Extends the base get method to automatically resolve repositories for models when not found directly.
* @template T - The type of injectable to return.
* @param {string} name - The name of the injectable to retrieve.
* @return {T | undefined} - The injectable instance or undefined if not found.
*/
get(name) {
let injectable = super.get(name);
if (!injectable)
try {
const m = Model.get(name);
if (m)
injectable = Repository.forModel(m);
if (injectable) {
if (injectable instanceof Repository)
return injectable;
const flavour = Reflect.getMetadata(Adapter.key(PersistenceKeys.ADAPTER), injectable.constructor) ||
Reflect.getMetadata(Adapter.key(PersistenceKeys.ADAPTER), m);
Injectables.register(injectable, generateInjectableNameForRepository(m, flavour));
}
// eslint-disable-next-line @typescript-eslint/no-unused-vars
}
catch (e) {
return undefined;
}
return injectable;
}
}
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