4954

pending completion

Build # 4954

Build Type

push

travis-ci

Committed by

jasoncalabrese

Commit Message

Merge pull request #1565 from nightscout/wip/openaps-fields

add fields/retro-fields extended settings to the openaps plugin

Run Details

23 of 23 new or added lines in 1 file covered. (100.0%)

4208 of 7225 relevant lines covered (58.24%)

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11.76

/lib/plugins/cob.js

'use strict';

var _ = require('lodash')
  , iob = require('./iob')()
  , moment = require('moment');

function init() {

  var cob = {
    name: 'cob'
    , label: 'Carbs-on-Board'
    , pluginType: 'pill-minor'
  };

  cob.setProperties = function setProperties(sbx) {
    sbx.offerProperty('cob', function setCOB ( ) {
      return cob.cobTotal(sbx.data.treatments, sbx.data.profile, sbx.time);
    });
  };

  cob.cobTotal = function cobTotal(treatments, profile, time, spec_profile) {

    if (!profile || !profile.hasData()) {
      console.warn('For the COB plugin to function you need a treatment profile');
      return {};
    }

    if (!profile.getSensitivity(time, spec_profile) || !profile.getCarbRatio(time, spec_profile)) {
      console.warn('For the CPB plugin to function your treatment profile must have both sens and carbratio fields');
      return {};
    }

    // TODO: figure out the liverSensRatio that gives the most accurate purple line predictions
    var liverSensRatio = 8;
    var totalCOB = 0;
    var lastCarbs = null;

    if (!treatments) {
      return {};
    }

    if (typeof time === 'undefined') {
      time = Date.now();
    }

    var isDecaying = 0;
    var lastDecayedBy = 0;

    _.each(treatments, function eachTreatment(treatment) {
      if (treatment.carbs && treatment.mills < time) {
        lastCarbs = treatment;
        var cCalc = cob.cobCalc(treatment, profile, lastDecayedBy, time, spec_profile);
        var decaysin_hr = (cCalc.decayedBy - time) / 1000 / 60 / 60;
        if (decaysin_hr > -10) {
          // units: BG
          var actStart = iob.calcTotal(treatments, profile, lastDecayedBy, spec_profile).activity;
          var actEnd = iob.calcTotal(treatments, profile, cCalc.decayedBy, spec_profile).activity;
          var avgActivity = (actStart + actEnd) / 2;
          // units:  g     =       BG      *      scalar     /          BG / U                           *     g / U
          var delayedCarbs = ( avgActivity *  liverSensRatio / profile.getSensitivity(treatment.mills, spec_profile) ) * profile.getCarbRatio(treatment.mills, spec_profile);
          var delayMinutes = Math.round(delayedCarbs / profile.getCarbAbsorptionRate(treatment.mills, spec_profile) * 60);
          if (delayMinutes > 0) {
            cCalc.decayedBy.setMinutes(cCalc.decayedBy.getMinutes() + delayMinutes);
            decaysin_hr = (cCalc.decayedBy - time) / 1000 / 60 / 60;
          }
        }

        if (cCalc) {
          lastDecayedBy = cCalc.decayedBy;
        }

        if (decaysin_hr > 0) {
          //console.info('Adding ' + delayMinutes + ' minutes to decay of ' + treatment.carbs + 'g bolus at ' + treatment.mills);
          totalCOB += Math.min(Number(treatment.carbs), decaysin_hr * profile.getCarbAbsorptionRate(treatment.mills, spec_profile));
          //console.log("cob:", Math.min(cCalc.initialCarbs, decaysin_hr * profile.getCarbAbsorptionRate(treatment.mills)),cCalc.initialCarbs,decaysin_hr,profile.getCarbAbsorptionRate(treatment.mills));
          isDecaying = cCalc.isDecaying;
        } else {
          totalCOB = 0;
        }

      }
    });

    var rawCarbImpact = isDecaying * profile.getSensitivity(time, spec_profile) / profile.getCarbRatio(time, spec_profile) * profile.getCarbAbsorptionRate(time, spec_profile) / 60;
    var display = Math.round(totalCOB * 10) / 10;
    return {
      decayedBy: lastDecayedBy
      , isDecaying: isDecaying
      , carbs_hr: profile.getCarbAbsorptionRate(time, spec_profile)
      , rawCarbImpact: rawCarbImpact
      , cob: totalCOB
      , display: display
      , displayLine: 'COB: ' + display + 'g'
      , lastCarbs: lastCarbs
    };
  };

  cob.carbImpact = function carbImpact(rawCarbImpact, insulinImpact) {
    var liverSensRatio = 1.0;
    var liverCarbImpactMax = 0.7;
    var liverCarbImpact = Math.min(liverCarbImpactMax, liverSensRatio * insulinImpact);
    //var liverCarbImpact = liverSensRatio*insulinImpact;
    var netCarbImpact = Math.max(0, rawCarbImpact - liverCarbImpact);
    var totalImpact = netCarbImpact - insulinImpact;
    return {
      netCarbImpact: netCarbImpact,
      totalImpact: totalImpact
    };
  };

  cob.cobCalc = function cobCalc(treatment, profile, lastDecayedBy, time, spec_profile) {

    var delay = 20;
    var isDecaying = 0;
    var initialCarbs;

    if (treatment.carbs) {
      var carbTime = new Date(treatment.mills);
      
      var carbs_hr = profile.getCarbAbsorptionRate(treatment.mills, spec_profile);
      var carbs_min = carbs_hr / 60;

      var decayedBy = new Date(carbTime);
      var minutesleft = (lastDecayedBy - carbTime) / 1000 / 60;
      decayedBy.setMinutes(decayedBy.getMinutes() + Math.max(delay, minutesleft) + treatment.carbs / carbs_min);
      if (delay > minutesleft) {
        initialCarbs = parseInt(treatment.carbs);
      }
      else {
        initialCarbs = parseInt(treatment.carbs) + minutesleft * carbs_min;
      }
      var startDecay = new Date(carbTime);
      startDecay.setMinutes(carbTime.getMinutes() + delay);
      if (time < lastDecayedBy || time > startDecay) {
        isDecaying = 1;
      }
      else {
        isDecaying = 0;
      }
      return {
        initialCarbs: initialCarbs,
        decayedBy: decayedBy,
        isDecaying: isDecaying,
        carbTime: carbTime
      };
    }
    else {
      return '';
    }
  };

  cob.updateVisualisation = function updateVisualisation(sbx) {

    var prop = sbx.properties.cob;

    if (prop === undefined || prop.cob === undefined) { return; }

    var displayCob = Math.round(prop.cob * 10) / 10;

    var info = null;
    if (prop.lastCarbs) {
      var when = moment(prop.lastCarbs.mills).format('lll');
      var amount = prop.lastCarbs.carbs + 'g';
      info = [{label: 'Last Carbs', value: amount + ' @ ' + when }];
    }

    sbx.pluginBase.updatePillText(sbx, {
      value: displayCob + 'g'
      , label: 'COB'
      , info: info
    });
  };

  return cob;

}

module.exports = init;

1	'use strict';
2
3	var _ = require('lodash')	1✔
4	, iob = require('./iob')()
5	, moment = require('moment');
6
7	function init() {	1✔
8
9	var cob = {	23✔
10	name: 'cob'
11	, label: 'Carbs-on-Board'
12	, pluginType: 'pill-minor'
13	};
14
15	cob.setProperties = function setProperties(sbx) {	23✔
16	sbx.offerProperty('cob', function setCOB ( ) {	×
17	return cob.cobTotal(sbx.data.treatments, sbx.data.profile, sbx.time);	×
18	});
19	};
20
21	cob.cobTotal = function cobTotal(treatments, profile, time, spec_profile) {	23✔
22
23	if (!profile \|\| !profile.hasData()) {	×
24	console.warn('For the COB plugin to function you need a treatment profile');	×
25	return {};	×
26	}
27
28	if (!profile.getSensitivity(time, spec_profile) \|\| !profile.getCarbRatio(time, spec_profile)) {	×
29	console.warn('For the CPB plugin to function your treatment profile must have both sens and carbratio fields');	×
30	return {};	×
31	}
32
33	// TODO: figure out the liverSensRatio that gives the most accurate purple line predictions
34	var liverSensRatio = 8;	×
35	var totalCOB = 0;	×
36	var lastCarbs = null;	×
37
38	if (!treatments) {	×
39	return {};	×
40	}
41
42	if (typeof time === 'undefined') {	×
43	time = Date.now();	×
44	}
45
46	var isDecaying = 0;	×
47	var lastDecayedBy = 0;	×
48
49	_.each(treatments, function eachTreatment(treatment) {	×
50	if (treatment.carbs && treatment.mills < time) {	×
51	lastCarbs = treatment;	×
52	var cCalc = cob.cobCalc(treatment, profile, lastDecayedBy, time, spec_profile);	×
53	var decaysin_hr = (cCalc.decayedBy - time) / 1000 / 60 / 60;	×
54	if (decaysin_hr > -10) {	×
55	// units: BG
56	var actStart = iob.calcTotal(treatments, profile, lastDecayedBy, spec_profile).activity;	×
57	var actEnd = iob.calcTotal(treatments, profile, cCalc.decayedBy, spec_profile).activity;	×
58	var avgActivity = (actStart + actEnd) / 2;	×
59	// units: g = BG * scalar / BG / U * g / U
60	var delayedCarbs = ( avgActivity * liverSensRatio / profile.getSensitivity(treatment.mills, spec_profile) ) * profile.getCarbRatio(treatment.mills, spec_profile);	×
61	var delayMinutes = Math.round(delayedCarbs / profile.getCarbAbsorptionRate(treatment.mills, spec_profile) * 60);	×
62	if (delayMinutes > 0) {	×
63	cCalc.decayedBy.setMinutes(cCalc.decayedBy.getMinutes() + delayMinutes);	×
64	decaysin_hr = (cCalc.decayedBy - time) / 1000 / 60 / 60;	×
65	}
66	}
67
68	if (cCalc) {	×
69	lastDecayedBy = cCalc.decayedBy;	×
70	}
71
72	if (decaysin_hr > 0) {	×
73	//console.info('Adding ' + delayMinutes + ' minutes to decay of ' + treatment.carbs + 'g bolus at ' + treatment.mills);
74	totalCOB += Math.min(Number(treatment.carbs), decaysin_hr * profile.getCarbAbsorptionRate(treatment.mills, spec_profile));	×
75	//console.log("cob:", Math.min(cCalc.initialCarbs, decaysin_hr * profile.getCarbAbsorptionRate(treatment.mills)),cCalc.initialCarbs,decaysin_hr,profile.getCarbAbsorptionRate(treatment.mills));
76	isDecaying = cCalc.isDecaying;	×
77	} else {
78	totalCOB = 0;	×
79	}
80
81	}
82	});
83
84	var rawCarbImpact = isDecaying * profile.getSensitivity(time, spec_profile) / profile.getCarbRatio(time, spec_profile) * profile.getCarbAbsorptionRate(time, spec_profile) / 60;	×
85	var display = Math.round(totalCOB * 10) / 10;	×
86	return {	×
87	decayedBy: lastDecayedBy
88	, isDecaying: isDecaying
89	, carbs_hr: profile.getCarbAbsorptionRate(time, spec_profile)
90	, rawCarbImpact: rawCarbImpact
91	, cob: totalCOB
92	, display: display
93	, displayLine: 'COB: ' + display + 'g'
94	, lastCarbs: lastCarbs
95	};
96	};
97
98	cob.carbImpact = function carbImpact(rawCarbImpact, insulinImpact) {	23✔
99	var liverSensRatio = 1.0;	×
100	var liverCarbImpactMax = 0.7;	×
101	var liverCarbImpact = Math.min(liverCarbImpactMax, liverSensRatio * insulinImpact);	×
102	//var liverCarbImpact = liverSensRatio*insulinImpact;
103	var netCarbImpact = Math.max(0, rawCarbImpact - liverCarbImpact);	×
104	var totalImpact = netCarbImpact - insulinImpact;	×
105	return {	×
106	netCarbImpact: netCarbImpact,
107	totalImpact: totalImpact
108	};
109	};
110
111	cob.cobCalc = function cobCalc(treatment, profile, lastDecayedBy, time, spec_profile) {	23✔
112
113	var delay = 20;	×
114	var isDecaying = 0;	×
115	var initialCarbs;	×
116
117	if (treatment.carbs) {	×
118	var carbTime = new Date(treatment.mills);	×
119
120	var carbs_hr = profile.getCarbAbsorptionRate(treatment.mills, spec_profile);	×
121	var carbs_min = carbs_hr / 60;	×
122
123	var decayedBy = new Date(carbTime);	×
124	var minutesleft = (lastDecayedBy - carbTime) / 1000 / 60;	×
125	decayedBy.setMinutes(decayedBy.getMinutes() + Math.max(delay, minutesleft) + treatment.carbs / carbs_min);	×
126	if (delay > minutesleft) {	×
127	initialCarbs = parseInt(treatment.carbs);	×
128	}
129	else {
130	initialCarbs = parseInt(treatment.carbs) + minutesleft * carbs_min;	×
131	}
132	var startDecay = new Date(carbTime);	×
133	startDecay.setMinutes(carbTime.getMinutes() + delay);	×
134	if (time < lastDecayedBy \|\| time > startDecay) {	×
135	isDecaying = 1;	×
136	}
137	else {
138	isDecaying = 0;	×
139	}
140	return {	×
141	initialCarbs: initialCarbs,
142	decayedBy: decayedBy,
143	isDecaying: isDecaying,
144	carbTime: carbTime
145	};
146	}
147	else {
148	return '';	×
149	}
150	};
151
152	cob.updateVisualisation = function updateVisualisation(sbx) {	23✔
153
154	var prop = sbx.properties.cob;	×
155
156	if (prop === undefined \|\| prop.cob === undefined) { return; }	×
157
158	var displayCob = Math.round(prop.cob * 10) / 10;	×
159
160	var info = null;	×
161	if (prop.lastCarbs) {	×
162	var when = moment(prop.lastCarbs.mills).format('lll');	×
163	var amount = prop.lastCarbs.carbs + 'g';	×
164	info = [{label: 'Last Carbs', value: amount + ' @ ' + when }];	×
165	}
166
167	sbx.pluginBase.updatePillText(sbx, {	×
168	value: displayCob + 'g'
169	, label: 'COB'
170	, info: info
171	});
172	};
173
174	return cob;	23✔
175
176	}
177
178	module.exports = init;	1✔

nightscout / cgm-remote-monitor / 4954

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