@openhps/core/dist/esm5/service/Service.js

Open Hybrid Positioning System - Core component

import { __decorate, __metadata } from "tslib";
import { AsyncEventEmitter } from '../_internal/AsyncEventEmitter';
import { v4 as uuidv4 } from 'uuid';
import { SerializableMember, SerializableObject } from '../data/decorators';
/**
 * Service is accessible by each {@link Node} inside the {@link Model}
 */
let Service = class Service extends AsyncEventEmitter {
  constructor(options = {}) {
    var _a;
    super();
    this._ready = false;
    /**
     * Dependencies that need to be resolved before the service is ready
     */
    this.dependencies = [];
    this.uid = (_a = options.uid) !== null && _a !== void 0 ? _a : this.constructor.name;
    this.prependOnceListener('ready', () => {
      this._ready = true;
    });
  }
  /**
   * Add a dependency to the service
   * @param dependency Service dependency
   * @returns {this} Service instance
   */
  addDependency(dependency) {
    this.dependencies.push(dependency);
    return this;
  }
  generateUUID() {
    return uuidv4();
  }
  setUID(uid) {
    this.uid = uid;
    return this;
  }
  isReady() {
    return this._ready;
  }
  emit(name, ...args) {
    return super.emit(name, ...args);
  }
  once(name, listener) {
    if (name === 'ready' && this.isReady()) {
      listener();
      return this;
    }
    return super.once(name, listener);
  }
  /**
   * Graph logger
   * @param {string} level Logging level
   * @param {string} message Message
   * @param {any} data Data to include in log
   */
  logger(level, message, data) {
    if (this.model) {
      this.model.logger(level, message, data);
    }
  }
};
__decorate([SerializableMember(), __metadata("design:type", String)], Service.prototype, "uid", void 0);
Service = __decorate([SerializableObject(), __metadata("design:paramtypes", [Object])], Service);
export { Service };