easy-mongo-orm/dist/core/PopulationManager.js

A powerful and elegant MongoDB/Mongoose toolkit that makes database operations a breeze with built-in caching, search, pagination, performance monitoring, soft delete, versioning, data export/import, schema validation, and migration utilities

"use strict";

const BaseMongoClient = require('./BaseMongoClient');
const population = require('../utils/population');
class PopulationManager {
  constructor(model, options = {}) {
    this.Model = model;
  }
  async populate(doc, paths, maxDepth = 2) {
    if (!doc) return null;
    const populateOptions = Array.isArray(paths) ? paths : [paths];
    const options = populateOptions.map(path => ({
      path,
      options: {
        maxDepth
      }
    }));
    return this.Model.populate(doc, options);
  }
  async populateVirtuals(doc, virtualFields) {
    if (!doc) return null;
    const fields = Array.isArray(virtualFields) ? virtualFields : [virtualFields];
    return this.Model.populate(doc, fields);
  }
  async estimatedCount() {
    return this.Model.estimatedDocumentCount();
  }
}
module.exports = PopulationManager;