All files / src/mongodb/functions observable.models.map.ts

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'use strict';
 
import {Model} from 'mongoose';
 
import ObservableModel from './observable.model';
 
class ObservableModelsMap {
	private static _instance: ObservableModelsMap;
 
	public static init(): ObservableModelsMap {
		if (!ObservableModelsMap._instance) ObservableModelsMap._instance = new ObservableModelsMap();
		return ObservableModelsMap._instance;
	}
 
	public static get(model: Model<any>): ObservableModel {
		const instance: ObservableModelsMap = ObservableModelsMap.init();
		const map: Map<string, ObservableModel> = instance._map;
 
		const collectionName: string = model.collection.collectionName;
		if (!map.get(collectionName)) map.set(collectionName, new ObservableModel(collectionName));
 
		return map.get(collectionName);
	}
 
	private readonly _map: Map<string, ObservableModel>;
 
	private constructor() {
		this._map = new Map<string, ObservableModel>();
	}
}
export default ObservableModelsMap;