joola.io.engine/lib/objects/metrics.js

joola.io's Framework Engine

/**
 *  joola.io
 *
 *  Copyright Joola Smart Solutions, Ltd. <info@joo.la>
 *
 *  Licensed under GNU General Public License 3.0 or later.
 *  Some rights reserved. See LICENSE, AUTHORS.
 *
 *  @license GPL-3.0+ <http://spdx.org/licenses/GPL-3.0+>
 */


var
  url = require('url'),
  _datatables = require('./datatables'),
  connector = require('../connectors/connector');

var list = function (datasourceid, datatableid) {
  var metrics = [];
  var datatables = [];

  if (datatableid)
    datatables.push(_datatables.get(datatableid));
  else
    datatables = _datatables.list(datasourceid);

  if (!datatables)
    throw "no datatables found";

  _.each(datatables, function (dt) {
    _.each(dt.metrics, function (m) {
      m.datatableid = dt.id;
      metrics.push(m);
    })
  });

  if (!datasourceid && !datatableid) {
    _.each(joola.config.integration.metrics, function (m) {
      m.class = 'calculated';
      metrics.push(m);
    });
  }

  _.each(metrics, function (metric) {
    switch (metric.type) {
      case 'int':
        metric.formatter = function (value) {
          return parseInt(value);
        };
        break;
      case 'float':
        metric.formatter = function (value) {
          return parseFloat(value).toFixed(2);
        };
        break;
      default:
        break;
    }
  });

  return ce.clone(metrics);
};

var _get = {};
var get = function (metricid) {
  var exist = _.find(_get, function (m) {
    return m.id == metricid;
  });
  if (!exist) {
    var metrics = list();

    var result = ce.clone(_.find(metrics, function (m) {
      return m.id.toLowerCase() == metricid.toLowerCase();
    }));
    _get[metricid] = result;
    return result;
  } else {
    return ce.clone(exist);
  }
};

var getByName = function (metricname) {
  var _self = this;
  var metrics = _self.list();

  return ce.clone(_.find(metrics, function (m) {
    if (!m.name)
      m = _self.get(m.id);
    return m.name.toLowerCase() == metricname.toLowerCase();
  }));
};

exports.list = list;
exports.get = get;
exports.getByName = getByName;