57 lines
1.0 KiB
JavaScript
57 lines
1.0 KiB
JavaScript
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/**
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* Module Dependencies.
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*/
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var Model = require('../loopback').Model
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, loopback = require('../loopback')
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, assert = require('assert');
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/**
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* Properties
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*/
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var properties = {
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id: {type: Number, generated: true, id: true},
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time: {type: Number, generated: true, default: Date.now},
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sourceId: {type: String}
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};
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/**
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* Options
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*/
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var options = {
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};
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/**
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* Checkpoint list entry.
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*
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* @property id {Number} the sequencial identifier of a checkpoint
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* @property time {Number} the time when the checkpoint was created
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* @property sourceId {String} the source identifier
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*
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* @class
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* @inherits {Model}
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*/
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var Checkpoint = module.exports = Model.extend('Checkpoint', properties, options);
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/**
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* Get the current checkpoint id
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* @callback {Function} callback
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* @param {Error} err
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* @param {Number} checkpointId The current checkpoint id
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*/
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Checkpoint.current = function(cb) {
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this.find({
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limit: 1,
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sort: 'id DESC'
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}, function(err, checkpoint) {
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if(err) return cb(err);
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cb(null, checkpoint.id);
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});
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}
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