chrobject/lib/controllers/Chrobject.js

Stores chronicles of plain objects as diffs and snapshots

/**
 *  Creator: Christian Hotz
 *  Company: hydra newmedia GmbH
 *  Date: 11.06.16
 *
 *  Copyright hydra newmedia GmbH
 */
"use strict";
var Configuration_1 = require('../utils/Configuration');
var EntryAppService_1 = require('../appservices/EntryAppService');
var Chrobject = (function () {
    function Chrobject(entity, config, storage, options) {
        this.entity = entity;
        this.config = config;
        this.appService = new EntryAppService_1.EntryAppService(entity, storage, options ? options : {});
    }
    Chrobject.prototype.getDiffs = function (condition, callback) {
        this.appService.getDiffs(condition, callback);
    };
    Chrobject.prototype.getSnapshotById = function (id, callback) {
        this.appService.getSnapshotById(id, callback);
    };
    Chrobject.prototype.saveEntry = function (obj, creator, timestamp, callback) {
        if (!timestamp) {
            timestamp = new Date();
        }
        switch (this.config) {
            case Configuration_1.Configuration.SNAP_AND_DIFF:
                this.appService.saveSnapshotAndDiff(obj, creator, timestamp, function (err, result) {
                    if (err && callback) {
                        callback(err);
                    }
                    else if (callback) {
                        callback(null, result ? result : {});
                    }
                });
                break;
            case Configuration_1.Configuration.SNAP_ONLY:
                this.appService.saveSnapshot(obj, creator, timestamp, function (err, snapshot) {
                    if (err && callback) {
                        callback(err);
                    }
                    else if (callback) {
                        callback(null, { snapshot: snapshot });
                    }
                });
                break;
            case Configuration_1.Configuration.DIFF_ONLY:
                this.appService.saveDiff(obj, creator, timestamp, function (err, diff) {
                    if (err && callback) {
                        callback(err);
                    }
                    else if (callback) {
                        callback(null, { diff: diff });
                    }
                });
                break;
        }
    };
    return Chrobject;
}());
exports.Chrobject = Chrobject;