cgm-remote-monitor/lib/api3/storage/mongoCollection/modify.js

'use strict';

const utils = require('./utils')
  ;

/**
 * Insert single document
 * @param {Object} col
 * @param {Object} doc
 * @param {Object} options
 */
async function insertOne (col, doc, options) {

  const result = await col.insertOne(doc);
  const identifier = doc.identifier || result.insertedId.toString();

  if (!options || options.normalize !== false) {
    delete doc._id;
  }

  return identifier;
}


/**
 * Replace single document
 * @param {Object} col
 * @param {string} identifier
 * @param {Object} doc
 */
async function replaceOne (col, identifier, doc) {

  const filter = utils.filterForOne(identifier);
  const result = await col.replaceOne(filter, doc, { upsert: true });

  return result.matchedCount;
}


/**
 * Update single document by identifier
 * @param {Object} col
 * @param {string} identifier
 * @param {object} setFields
 */
async function updateOne (col, identifier, setFields) {

  const filter = utils.filterForOne(identifier);
  const result = await col.updateOne(filter, { $set: setFields });

  return { updated: result.modifiedCount };
}


/**
 * Permanently remove single document by identifier
 * @param {Object} col
 * @param {string} identifier
 */
async function deleteOne (col, identifier) {

  const filter = utils.filterForOne(identifier);
  const result = await col.deleteOne(filter);

  return { deleted: result.deletedCount };
}


/**
 * Permanently remove many documents matching any of filtering criteria
 */
async function deleteManyOr (col, filterDef) {

  const filter = utils.parseFilter(filterDef, 'or');
  const result = await col.deleteMany(filter);

  return { deleted: result.deletedCount };
}


module.exports = {
  insertOne,
  replaceOne,
  updateOne,
  deleteOne,
  deleteManyOr
};