day-summary-job.js

// Copyright (c) 2017 Sergii Popov
//
// GNU GENERAL PUBLIC LICENSE
//		Version 3, 29 June 2007
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.

'use strict';
let logger = require('./app/logger');
let moment = require('moment');
let measurementManager = require('./app/manager/measurement-manager');
let daySummaryModel = require('./app/model/day-summary-model');
let daySummaryProcessor = require('./app/day-summary-processor');

module.exports = {};

// routine to (re)calculate stats for the whole month
module.exports.month = function(date) {
	let startDate = moment(date).date(1);
	let endDate = moment(date).endOf('month');
	let currentDate = moment(startDate);

	while (currentDate.isBefore(endDate)) {
		logger.log('Stat for', currentDate.format('YYYY-MM-DD'));
		module.exports.run(currentDate.format('YYYY-MM-DD'), true);
		currentDate.add(1, 'days');
	}
};

// targetDate must be in format YYYY-MM-DD;
module.exports.run = function(targetDate, forceUpdate) {
	let date;

	if (!targetDate) {
		date = moment().format('YYYY-MM-DD');
	} else {
		date = targetDate;
	}

	let promise = daySummaryModel.findAll({where: {
		date: date
	}});

	if (forceUpdate) {
		promise = promise.then((res) => {
			let promises = res.map((model) => {return model.destroy()});
			return Promise.all(promises);
		});
	}

	promise.then(function() {
		return measurementManager.full(date)
			.then((data) => {
				var models = daySummaryProcessor(date, data);
				models.forEach((model) => {
					daySummaryModel.create(model).then(() => {
						logger.log('day summary logged', model);
					}).catch((err) => {
						logger.warn('day summary failed to log', err);
					});
				});
			});
	})
	.catch((res) => {
		logger.warn('Failed to get records from db', res);
	});

	// check if data exists
	return promise;

};

if (require.main === module) {
	// called from console - run with default params
	module.exports.run('2017-03-31', true);
}