@allgemein/schema-api/lib/registry/RegistryFactory.js

Library for schema api

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.RegistryFactory = void 0;
/**
 * Schema definitions can be different depending by handled structure.
 * We want use one api for use and accessing objects. The registry handle for a namespace can be
 * registered here.
 */
const lodash_1 = require("lodash");
const Constants_1 = require("../Constants");
const DefaultNamespacedRegistry_1 = require("./DefaultNamespacedRegistry");
const MetadataRegistry_1 = require("./MetadataRegistry");
const base_1 = require("@allgemein/base");
class RegistryFactory {
    /**
     * Return the registry handling schema/objects of given context or if not exists the generic default namescaped registry
     *
     * @param namespace
     */
    static get(namespace = Constants_1.DEFAULT_NAMESPACE, options) {
        if (!this.$handles[namespace]) {
            for (const type of this.$types) {
                if ((0, lodash_1.isString)(type.pattern)) {
                    if (namespace === type.pattern) {
                        this.$handles[namespace] = Reflect.construct(type.registryClass, [namespace, options]);
                        break;
                    }
                }
                else {
                    if ((0, lodash_1.isRegExp)(type.pattern) && type.pattern.test(namespace)) {
                        this.$handles[namespace] = Reflect.construct(type.registryClass, [namespace, options]);
                        break;
                    }
                }
            }
            if (!this.$handles[namespace]) {
                // create default as fallback if nothing passes
                this.$handles[namespace] = new DefaultNamespacedRegistry_1.DefaultNamespacedRegistry(namespace, options);
            }
            if (this.$handles[namespace].prepare) {
                this.$handles[namespace].prepare();
            }
        }
        return this.$handles[namespace];
    }
    /**
     * Remove registry from handles list
     *
     * @param namespace
     */
    static remove(namespace) {
        if ((0, lodash_1.has)(this.$handles, namespace)) {
            this.get(namespace).reset();
        }
        delete this.$handles[namespace];
    }
    /**
     * Register a special registry for a given namespace or pattern, remove previous if existed
     *
     * @param namespace
     * @param registry
     */
    static register(namespace, registryClass) {
        const existsAlready = this.$types.find(x => (0, lodash_1.isString)(x.pattern) && (0, lodash_1.isString)(namespace) ? x.pattern === namespace :
            (0, lodash_1.isRegExp)(x.pattern) && (0, lodash_1.isRegExp)(namespace) ? x.pattern.source === namespace.source :
                x.pattern === namespace);
        if (!existsAlready) {
            this.$types.unshift({
                pattern: namespace,
                registryClass: registryClass
            });
        }
    }
    /**
     * Return active and registered namespaces
     */
    static getNamespaces() {
        return (0, lodash_1.keys)(this.$handles);
    }
    static getTargets() {
        return MetadataRegistry_1.MetadataRegistry.$().getTargets();
    }
    /**
     * Return all declared namespaces
     */
    static getDeclaredNamespaces() {
        return [].concat(...MetadataRegistry_1.MetadataRegistry.$().getTargets().map(x => {
            const entries = MetadataRegistry_1.MetadataRegistry.$().getByContextAndTarget(Constants_1.METATYPE_ENTITY, x, 'merge');
            return entries.map(x => {
                return { target: x.target, namespace: x.namespace ? x.namespace : base_1.C_DEFAULT };
            });
        }));
    }
    static reset() {
        for (const ns of this.getNamespaces()) {
            this.remove(ns);
        }
    }
}
exports.RegistryFactory = RegistryFactory;
RegistryFactory.$types = [
    {
        pattern: /.*/,
        registryClass: DefaultNamespacedRegistry_1.DefaultNamespacedRegistry
    }
];
RegistryFactory.$handles = {};
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