rich-domain/core/context.js

This package provide utils file and interfaces to assistant build a complex application with domain driving design

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Context = void 0;
const platform_util_1 = require("../utils/platform.util");
const browser_event_manager_1 = require("./browser-event-manager");
const server_event_manager_1 = require("./server-event-manager");
/**
 * @description The Context class provides a platform-aware mechanism for
 * retrieving a global event manager instance. Depending on the environment
 * (Node.js or browser), it initializes and returns an appropriate event manager.
 */
class Context {
    static eventManager;
    /**
     * @description Retrieves the global event manager instance for the current platform.
     * If one does not already exist, it is created based on the detected runtime environment.
     * - In Node.js environments, it uses `ServerEventManager`.
     * - In browser environments, it uses `BrowserEventManager`.
     *
     * @throws Will throw an error if the platform cannot be determined.
     * @returns The platform-specific `EventManager` instance.
     */
    static events() {
        if (Context.eventManager)
            return Context.eventManager;
        if (platform_util_1.default.isNodeJs(global?.process)) {
            Context.eventManager = server_event_manager_1.default.instance();
        }
        else if (platform_util_1.default.isBrowser(globalThis?.window)) {
            Context.eventManager = browser_event_manager_1.default.instance(globalThis.window);
        }
        else {
            throw new Error('Could not determine the platform to initialize the event manager.');
        }
        return Context.eventManager;
    }
}
exports.Context = Context;
exports.default = Context;
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