mongoose-diff-tracking/example/node_modules/oad-utils/dist/normalize-update-operation.js

Manage Mongo Collection diff History and versions

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.normalizeUpdateOperation = normalizeUpdateOperation;
exports.toUpdateOperation = toUpdateOperation;

var _normalizeQueryCondition = require('./normalize-query-condition.js');

/**
 * 1. When no operators are found, convert it into $set operator.
 * 2. Normalize $addToSet.
 * 3. Normalize $pull.
 * 4. Normalize $push.
 */
function normalizeUpdateOperation(_operation) {
  var operation = toUpdateOperation(_operation);
  if (operation.$addToSet != null) {
    operation = Object.assign({}, operation, { $addToSet: normalizeAddToSetOperator(operation.$addToSet) });
  }
  if (operation.$pull != null) {
    operation = Object.assign({}, operation, { $pull: normalizePullOperator(operation.$pull) });
  }
  if (operation.$push != null) {
    operation = Object.assign({}, operation, { $push: normalizePushOperator(operation.$push) });
  }

  return operation;
}


function normalizeAddToSetOperator($addToSet) {
  var modified = {};
  Object.keys($addToSet).forEach(function (docPath) {
    var modifier = $addToSet[docPath];

    // Is type of newVal PushModifier or just the value?
    if (modifier.$each == null) {
      modifier = { $each: [modifier] };
    }
    modified[docPath] = modifier;
  });
  return modified;
}

function normalizePullOperator($pull) {
  var modified = {};
  Object.keys($pull).forEach(function (docPath) {
    modified[docPath] = (0, _normalizeQueryCondition.normalizeQueryCondition)($pull[docPath]);
  });
  return modified;
}

function normalizePushOperator($push) {
  var modified = {};
  Object.keys($push).forEach(function (docPath) {
    var modifier = $push[docPath];

    // Is type of newVal PushModifier or just the value?
    if (modifier.$each == null) {
      modifier = { $each: [modifier] };
    }
    modified[docPath] = modifier;
  });
  return modified;
}

/**
 * When no operators are found, convert it into $set operator.
 */
function toUpdateOperation(operation) {
  var firstKey = Object.keys(operation)[0];
  if (!firstKey) return operation;
  if (firstKey.charAt(0) !== '$') return { $set: operation };
  return operation;
}