eventric-store-lowdb/dist/lowdb_store.js

eventric LowDB Store Adapter

// Generated by CoffeeScript 1.7.1
(function() {
  var LowDBStore, fs, lowdb,
    __slice = [].slice;

  lowdb = require('lowdb');

  fs = require('fs');

  LowDBStore = (function() {
    function LowDBStore() {}

    LowDBStore.prototype._optionDefaults = {
      path: 'db.json'
    };

    LowDBStore.prototype.initialize = function() {
      var callback, options, _arg, _contextName, _i;
      _contextName = arguments[0], _arg = 3 <= arguments.length ? __slice.call(arguments, 1, _i = arguments.length - 1) : (_i = 1, []), callback = arguments[_i++];
      this._contextName = _contextName;
      options = _arg[0];
      if (callback == null) {
        callback = function() {};
      }
      this._defaults((options != null ? options : options = {}), this._optionDefaults);
      this._domainEventsCollectionName = "" + this._contextName + ".DomainEvents";
      this._projectionCollectionName = "" + this._contextName + ".Projection";
      this.db = lowdb;
      this.db.path = options.path;
      if (fs.existsSync(options.path)) {
        this.db.load(options.path);
      }
      return callback(null);
    };

    LowDBStore.prototype._defaults = function(options, optionDefaults) {
      var allKeys, key, _i, _len, _results;
      allKeys = [].concat(Object.keys(options), Object.keys(optionDefaults));
      _results = [];
      for (_i = 0, _len = allKeys.length; _i < _len; _i++) {
        key = allKeys[_i];
        if (!options[key] && optionDefaults[key]) {
          _results.push(options[key] = optionDefaults[key]);
        }
      }
      return _results;
    };

    LowDBStore.prototype.saveDomainEvent = function(domainEvent, callback) {
      return callback(null, this.db(this._domainEventsCollectionName).insert(domainEvent).value());
    };

    LowDBStore.prototype.findAllDomainEvents = function(callback) {
      return callback(null, this.db(this._domainEventsCollectionName).where().value());
    };

    LowDBStore.prototype.findDomainEventsByName = function(names, callback) {
      var name, results, _i, _len;
      if (!(names instanceof Array)) {
        names = [names];
      }
      results = [];
      for (_i = 0, _len = names.length; _i < _len; _i++) {
        name = names[_i];
        results = [].concat(this.db(this._domainEventsCollectionName).where({
          name: name
        }).value());
      }
      return callback(null, results);
    };

    LowDBStore.prototype.findDomainEventsByAggregateId = function(aggregateIds, callback) {
      var aggregateId, results, _i, _len;
      if (!(aggregateIds instanceof Array)) {
        aggregateIds = [aggregateIds];
      }
      results = [];
      for (_i = 0, _len = aggregateIds.length; _i < _len; _i++) {
        aggregateId = aggregateIds[_i];
        results = [].concat(this.db(this._domainEventsCollectionName).where({
          aggregate: {
            id: aggregateId
          }
        }).value());
      }
      return callback(null, results);
    };

    LowDBStore.prototype.findDomainEventsByAggregateName = function(aggregateNames, callback) {
      var aggregateName, results, _i, _len;
      if (!(aggregateNames instanceof Array)) {
        aggregateNames = [aggregateNames];
      }
      results = [];
      for (_i = 0, _len = aggregateNames.length; _i < _len; _i++) {
        aggregateName = aggregateNames[_i];
        results = [].concat(this.db(this._domainEventsCollectionName).where({
          aggregate: {
            name: aggregateName
          }
        }).value());
      }
      return callback(null, results);
    };

    LowDBStore.prototype.findDomainEventsByNameAndAggregateId = function(names, aggregateIds, callback) {
      var aggregateId, name, results, _i, _j, _len, _len1;
      if (!(names instanceof Array)) {
        names = [names];
      }
      if (!(aggregateIds instanceof Array)) {
        aggregateIds = [aggregateIds];
      }
      results = [];
      for (_i = 0, _len = aggregateIds.length; _i < _len; _i++) {
        aggregateId = aggregateIds[_i];
        for (_j = 0, _len1 = names.length; _j < _len1; _j++) {
          name = names[_j];
          results = [].concat(this.db(this._domainEventsCollectionName).where({
            name: name,
            aggregate: {
              id: aggregateId
            }
          }).value());
        }
      }
      return callback(null, results);
    };

    LowDBStore.prototype.getProjectionStore = function(projectionName, callback) {
      return callback(null, this.db("" + this._projectionCollectionName + "." + projectionName));
    };

    LowDBStore.prototype.clearProjectionStore = function(projectionName, callback) {
      delete this.db.db["" + this._projectionCollectionName + "." + projectionName];
      this.db.save();
      return callback();
    };

    return LowDBStore;

  })();

  module.exports = LowDBStore;

}).call(this);