freeplanet_serverside/src/server/models/catalog.js

const mongoose = require('mongoose').set('debug', false)
const Schema = mongoose.Schema;

const tools = require('../tools/general');
const { ObjectId } = require('mongodb');

mongoose.Promise = global.Promise;
mongoose.level = "F";


// Resolving error Unknown modifier: $pushAll
mongoose.plugin(schema => {
  schema.options.usePushEach = true
});

const Foto = {
  imagefile: {
    type: String,
  },
  alt: {
    type: String,
  },
  description: {
    type: String,
  },
};

const FilesCataloghi = {
  per_web: { type: String, },
  per_stampa: { type: String, },
};

const CatalogSchema = new Schema({
  idapp: {
    type: String,
  },
  active: {
    type: Boolean,
    default: false,
  },
  title: {
    type: String,
  },
  foto_collana: Foto,
  idCollane: [{
    type: Number,
  }],
  descr_introduttiva: {
    type: String,
  },
  idPageAssigned: {
    type: String,
  },
  referenti: [{
    type: String,
  }],

  img_bordata_web: Foto,
  img_bordata_stampa: Foto,
  img_intro_web: Foto,
  img_intro_stampa: Foto,

  generati: FilesCataloghi,
  online: FilesCataloghi,

  date_created: {
    type: Date,
    default: Date.now
  },
  date_updated: {
    type: Date,
  },
});

CatalogSchema.pre('save', async function (next) {
  if (this.isNew) {
    this._id = new ObjectId();
  }

  next();
});

CatalogSchema.statics.getFieldsForSearch = function () {
  return [{ field: 'title', type: tools.FieldType.string }]
};

CatalogSchema.statics.executeQueryTable = function (idapp, params, user) {
  params.fieldsearch = this.getFieldsForSearch();
  return tools.executeQueryTable(this, idapp, params, user);
};

CatalogSchema.statics.findAllIdApp = async function (idapp) {
  const Catalog = this;

  const arrrec = await Catalog.aggregate([
    // Filtra i documenti per idapp
    { $match: { idapp } },

    // Ordina i risultati per titolo
    { $sort: { title: 1 } },

    // Esegui il join con la collezione Collana
    {
      $lookup: {
        from: "collanas", // Nome della collezione Collana
        localField: "idCollane", // Campo in Catalog
        foreignField: "idCollana", // Campo in Collana
        as: "collana_info" // Nome del campo che conterrà i risultati del join
      }
    },

  ]);

  return arrrec;
};

const Catalog = mongoose.model('Catalog', CatalogSchema);

Catalog.createIndexes((err) => {
  if (err) throw err;
});

module.exports = { Catalog };