www/js/mon_co2meter.js

/*****************************************************************************
 * Copyright (C) 2019
 *
 * Michiel Broek <mbroek at mbse dot eu>
 *
 * This file is part of BMS
 *
 * This 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 2, or (at your option) any
 * later version.
 *
 * Brewery Management System istributed 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 ThermFerm; see the file COPYING.  If not, write to the Free
 * Software Foundation, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
 *****************************************************************************/


$(document).ready(function() {

 var record = {},
 blank = {},
 newProduct = false,
 schedule = 0,

 productSource = {
  datatype: 'json',
  cache: false,
  datafields: [
   { name: 'code', type: 'string' },
   { name: 'name', type: 'string' },
   { name: 'uuid', type: 'string' }
  ],
  id: 'code',
  url: 'includes/db_product.php?select=ferment'
 },
 productlist = new $.jqx.dataAdapter(productSource, {
  beforeLoadComplete: function(records) {
   var row, i, data = new Array();
   // Create a dummy beer on top to store in idle meters.
   blank['code'] = 'Free';  // Will override this later.
   blank['name'] = 'Dummy';
   blank['uuid'] = '66ecccbf-e942-4a35-af49-8b02314561a5';
   data.push(blank);
   for (i = 0; i < records.length; i++) {
    row = records[i];
    data.push(row);
   }
   return data;
  },
  loadError: function(jqXHR, status, error) {
   $('#err').text(status + ' ' + error);
  },
 }),
 gaugeoptionst = {
  min: 10, max: 40, width: 375, height: 375,
  ranges: [{ startValue: 10, endValue: 20, style: { fill: '#3399FF', stroke: '#3399FF' }, endWidth: 10, startWidth: 10 },
           { startValue: 20, endValue: 28, style: { fill: '#00CC33', stroke: '#00CC33' }, endWidth: 10, startWidth: 10 },
           { startValue: 28, endValue: 40, style: { fill: '#FC6A6A', stroke: '#FC6A6A' }, endWidth: 10, startWidth: 10 }],
  ticksMinor: { interval: 1, size: '5%' },
  ticksMajor: { interval: 5, size: '9%' },
  labels: { interval: 5 },
  style: { fill: '#eeeeee', stroke: '#666666' },
  value: 0,
  colorScheme: 'scheme05'
 },
 gaugeoptionsp = {
  min: 0, max: 6, width: 375, height: 375,
  ranges: [{ startValue: 0, endValue: 3, style: { fill: '#00CC33', stroke: '#00CC33' }, endWidth: 10, startWidth: 10 },
           { startValue: 3, endValue: 6, style: { fill: '#FC6A6A', stroke: '#FC6A6A' }, endWidth: 10, startWidth: 10 }],
  ticksMinor: { interval: 0.2, size: '5%' },
  ticksMajor: { interval: 1, size: '9%' },
  labels: { interval: 1 },
  style: { fill: '#eeeeee', stroke: '#666666' },
  value: 0,
  colorScheme: 'scheme05'
 },
 url = 'getco2meter.php?uuid="' + my_uuid + '"',
 source = {
  datatype: 'json',
  datafields: [
   { name: 'record', type: 'int' },
   { name: 'uuid', type: 'string' },
   { name: 'alias', type: 'string' },
   { name: 'node', type: 'string' },
   { name: 'online', type: 'int' },
   { name: 'beercode', type: 'string' },
   { name: 'beername', type: 'string' },
   { name: 'beeruuid', type: 'string' },
   { name: 'mode', type: 'string' },
   { name: 'alarm', type: 'int' },
   { name: 'temperature_state', type: 'string' },
   { name: 'temperature', type: 'float' },
   { name: 'pressure_state', type: 'string' },
   { name: 'pressure_bar', type: 'float' }
  ],
  id: 'record',
  url: url
 },
 dataAdapter = new $.jqx.dataAdapter(source, {
  loadComplete: function(records) {
   record = dataAdapter.records[0];
   var oline = (record.online) ? 'On-line' : 'Off-line';
   $('#info_uuid').html(record.uuid);
   $('#info_system').html(record.node + '/' + record.alias);
   $('#info_online').html(oline);
   $('#info_beer').html(record.beercode + ' - ' + record.beername);
   $('#info_mode').html(record.mode);
   blank['name'] = record.alias;
   blank['code'] = record.alias.toUpperCase();
   blank['uuid'] = record.uuid;

   if (record.online && (record.mode != 'OFF')) {
    $('#co2meter_powerled').html('<div class="LEDblue_on"></div>Power');
    $('#select_beer').jqxDropDownList({ disabled: true });
    $('#select_beer').jqxDropDownList('clearSelection');
    $('#select_beer').hide();
   } else {
    $('#co2meter_powerled').html('<div class="LEDblue_off"></div>Power');
    $('#select_beer').show();
    $('#select_beer').jqxDropDownList({ disabled: false });
   }
   if (record.online && (record.alarm != '0')) {
    $('#co2meter_alarmled').html('<div class="LEDred_on"></div>Alarm');
   } else {
    $('#co2meter_alarmled').html('<div class="LEDred_off"></div>Alarm');
   }

   $('#gaugeContainer_temperature').jqxGauge({ caption: { value: 'Temp: ' + record.temperature.toFixed(3) }});
   $('#gaugeContainer_temperature').jqxGauge({ value: record.temperature });
   if (record.temperature_state == 'OK') {
    $('#gaugeContainer_temperature').jqxGauge({ disabled: false });
   } else {
    $('#gaugeContainer_temperature').jqxGauge({ disabled: true });
   }
   $('#gaugeContainer_pressure').jqxGauge({ caption: { value: 'Bar: ' + record.pressure_bar.toFixed(2) }});
   $('#gaugeContainer_pressure').jqxGauge({ value: record.pressure_bar });
   if (record.pressure_state == 'OK') {
    $('#gaugeContainer_pressure').jqxGauge({ disabled: false });
   } else {
    $('#gaugeContainer_pressure').jqxGauge({ disabled: true });
   }
  }
 });

 $('#select_beer').jqxDropDownList({
  placeHolder: 'Kies bier:',
  theme: theme,
  source: productlist,
  displayMember: 'code',
  width: 150,
  height: 24,
  dropDownWidth: 500,
  autoDropDownHeight: true,
  renderer: function(index, label, value) {
   var datarecord = productlist.records[index];
   return datarecord.code + ' - ' + datarecord.name;
  }
 });

 $('#gaugeContainer_temperature').jqxGauge(gaugeoptionst);
 $('#gaugeContainer_temperature').jqxGauge({ caption: { value: 'Temp: 00.000' }});
 $('#gaugeContainer_pressure').jqxGauge(gaugeoptionsp);
 $('#gaugeContainer_pressure').jqxGauge({ caption: { value: 'Bar: 00.000' }});

 function sendProduct(code, name, uuid) {

  console.log('sendProduct(' + code + ', ' + name + ', ' + uuid + ')');
  var data = 'uuid=' + record.uuid + '&beeruuid=' + uuid + '&beercode=' + code + '&beername=' + name;
  $.ajax({
   url: 'cmd_co2meter.php',
   data: data,
   type: 'POST',
   success: function(data) {},
   error: function(jqXHR, textStatus, errorThrown) { console.log('sendProduct() error'); }
  });
 }

 // Get the data immediatly and then at regular intervals to refresh.
 dataAdapter.dataBind();
 setInterval(function() {
  var skip = false;
  if (newProduct) {
   sendProduct(record.beercode, record.beername, record.beeruuid);
   newProduct = false;
   skip = true;
  }
  if (skip) {
   schedule = 4; // 2 seconds wait to get the results
  } else {
   if (schedule > 0)
    schedule--;
  }

  if (schedule <= 0) {
   dataAdapter.dataBind();
   schedule = 20;
  }
 }, 500);

 $('#select_beer').on('select', function(event) {
  if (event.args) {
   var index = event.args.index,
   datarecord = productlist.records[index];
   record.beercode = datarecord.code;
   record.beername = datarecord.name;
   record.beeruuid = datarecord.uuid;
   newProduct = true;
  }
 });

 // The chart button.
 $('#FLog').jqxButton({ template: 'primary', width: '150px', theme: theme });
 $('#FLog').click(function() {
  window.open('log_co2pressure.php?code=' + record.beercode + '&name=' + record.beername);
 });
});