Difference between revisions of "MediaWiki:Gadget-calculator-drugDosage.js"
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Chris Rishel (talk | contribs) |
Chris Rishel (talk | contribs) m (Chris.Rishel moved page MediaWiki:Gadget-calculator-drugDosages.js to MediaWiki:Gadget-calculator-drugDosage.js without leaving a redirect) |
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| (47 intermediate revisions by the same user not shown) | |||
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( function() { | ( function() { | ||
mw.calculators.getDrugDosageCalculationId = function( drugId ) { | |||
return 'drugDosages-' + drugId; | |||
}; | |||
mw.calculators.initializeDrugDosages = function() { | |||
for( var drugId in mw.calculators.drugs ) { | |||
var drugDosageCalculationId = mw.calculators.getDrugDosageCalculationId( drugId ); | |||
var drugDosageCalculation = mw.calculators.getCalculation( drugDosageCalculationId ); | |||
if( !drugDosageCalculation ) { | |||
var calculationData = {}; | |||
calculationData[ drugDosageCalculationId ] = { | |||
calculate: mw.calculators.objectClasses.DrugDosageCalculation.prototype.calculate, | |||
drug: drugId, | |||
type: 'drug' | |||
}; | |||
mw.calculators.addCalculations( calculationData, 'DrugDosageCalculation' ); | |||
drugDosageCalculation = mw.calculators.getCalculation( drugDosageCalculationId ); | |||
} | |||
drugDosageCalculation.setDependencies(); | |||
} | |||
}; | |||
/** | /** | ||
* | * Class DrugDosageCalculation | ||
* @param {Object} propertyValues | |||
* @returns {mw.calculators.objectClasses.DrugDosageCalculation} | |||
* @constructor | |||
*/ | */ | ||
mw.calculators. | mw.calculators.objectClasses.DrugDosageCalculation = function( propertyValues ) { | ||
mw.calculators.objectClasses.CalculatorObject.call( this, this.getProperties(), propertyValues ); | |||
this.initialize(); | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype = Object.create( mw.calculators.objectClasses.AbstractCalculation.prototype ); | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.calculate = function( data ) { | |||
var value = { | |||
message: null, | |||
population: null, | |||
preparation: data.preparation, | |||
dose: [] | |||
}; | |||
this.activeDosageId = null; | |||
if( !data.drug.dosages.length ) { | |||
value.message = 'No dose data'; | |||
return value; | |||
} | |||
} | } | ||
// Determine which dosage to use | |||
var populationScores = []; | |||
for( var iDosage in data.drug.dosages ) { | |||
var drugDosage = data.drug.dosages[ iDosage ]; | |||
// If the indication and route do not match, set the score to -1 | |||
var populationScore = -1; | |||
// Make sure the indication matches | |||
if( drugDosage.indication.id === data.indication.id ) { | |||
for( var iRoute in drugDosage.routes ) { | |||
// Make sure the route matches | |||
if( drugDosage.routes[ iRoute ].id === data.route.id ) { | |||
populationScore = drugDosage.population.getCalculationDataScore( data ); | |||
break; | |||
} | |||
} | } | ||
} | } | ||
populationScores.push( populationScore ); | |||
} | } | ||
var maxPopulationScore = Math.max.apply( null, populationScores ); | |||
if( maxPopulationScore < 0 ) { | |||
value.message = 'No dose data for indication "' + String( data.indication ) + '" and route "' + String( data.route ) + '"'; | |||
return value; | |||
} | } | ||
// If there is more than one dosage with the same score, take the first. | |||
// This allows the data editor to decide which is most important. | |||
this.activeDosageId = populationScores.indexOf( maxPopulationScore ); | |||
var dosage = data.drug.dosages[ this.activeDosageId ]; | |||
if( !dosage.dose.length && dosage.description ) { | |||
value.message = dosage.description; | |||
return value; | |||
} | } | ||
// A dosage may contain multiple doses (e.g. induction and maintenance) | |||
for( var iDose in dosage.dose ) { | |||
var dose = dosage.dose[ iDose ]; | |||
var mathProperties = dose.getMathProperties(); | |||
var weightCalculation = null; | |||
var weightValue = null; | |||
// data.weightCalculation should be in order of preference, so take the first non-null value | |||
for( var iWeightCalculation in dose.weightCalculation ) { | |||
if( dose.weightCalculation[ iWeightCalculation ].value !== null ) { | |||
weightCalculation = dose.weightCalculation[ iWeightCalculation ]; | |||
weightValue = dose.weightCalculation[ iWeightCalculation ].value; | |||
break; | |||
} | |||
} | |||
// Initialize value properties for dose | |||
value.dose[ iDose ] = { | |||
amountPerWeight: {}, | |||
mass: {}, | |||
volume: {}, | |||
weightCalculation: weightCalculation ? weightCalculation : null | |||
}; | |||
if( dose.text ) { | |||
// Only show raw text dose | |||
continue; | |||
} | |||
for( var iMathProperty in mathProperties ) { | |||
var mathProperty = mathProperties[ iMathProperty ]; | |||
var doseValue = dose[ mathProperty ]; | |||
if( doseValue ) { | |||
var doseUnitsByBase = mw.calculators.getUnitsByBase( doseValue ); | |||
if( doseUnitsByBase.hasOwnProperty( 'weight' ) ) { | |||
value.dose[ iDose ].amountPerWeight[ mathProperty ] = doseValue; | |||
if( weightValue ) { | |||
// Amount could be either a mass or volume | |||
var amountBase = doseUnitsByBase.mass ? 'mass' : | |||
doseUnitsByBase.volume ? 'volume' : null; | |||
if( amountBase ) { | |||
var amountUnits = doseUnitsByBase[ amountBase ]; | |||
if( doseUnitsByBase.hasOwnProperty( 'time' ) ) { | |||
amountUnits += '/' + doseUnitsByBase.time; | |||
} | |||
// For whatever reason math.format will simplify the units, but math.formatUnits will not | |||
// as a hack, we recreate a new unit value with the correct formatting of the result | |||
value.dose[ iDose ][ amountBase ][ mathProperty ] = math.unit( math.multiply( doseValue, weightValue ).format() ).to( amountUnits ); | |||
} | |||
} | |||
} else { | |||
value.dose[ iDose ].mass[ mathProperty ] = doseValue; | |||
} | } | ||
if( data.preparation && value.dose[ iDose ].mass[ mathProperty ] ) { | |||
var volumeUnits; | |||
// Need a special case for pct | |||
if( data.preparation.concentration.formatUnits() === 'pct' ) { | |||
volumeUnits = 'mL'; | |||
} else { | |||
var preparationUnitsByBase = mw.calculators.getUnitsByBase( data.preparation.concentration ); | |||
volumeUnits = preparationUnitsByBase.volume; | |||
} | |||
if( doseUnitsByBase.hasOwnProperty( 'time' ) ) { | |||
volumeUnits += '/' + doseUnitsByBase.time; | |||
} | |||
// Same hack as above to get units to simplify correctly | |||
value.dose[ iDose ].volume[ mathProperty ] = math.unit( math.multiply( value.dose[ iDose ].mass[ mathProperty ], math.divide( 1, data.preparation.concentration ) ).format() ).to( volumeUnits ); | |||
} | } | ||
} | } | ||
} | |||
if( value.dose[ iDose ].mass.hasOwnProperty( 'absoluteMin' ) ) { | |||
if( value.dose[ iDose ].mass.hasOwnProperty( 'max' ) && math.larger( value.dose[ iDose ].mass.absoluteMin, value.dose[ iDose ].mass.max ) ) { | |||
// Both min and max are larger than the absolute max dose, so just convert to single dose. | |||
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMin; | |||
delete value.dose[ iDose ].mass.min; | |||
delete value.dose[ iDose ].mass.max; | |||
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMin' ) ) { | |||
value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMin; | |||
delete value.dose[ iDose ].volume.min; | |||
delete value.dose[ iDose ].volume.max; | |||
} | |||
} else if( value.dose[ iDose ].mass.hasOwnProperty( 'min' ) && math.larger( value.dose[ iDose ].mass.absoluteMin, value.dose[ iDose ].mass.min ) ) { | |||
value.dose[ iDose ].mass.min = value.dose[ iDose ].mass.absoluteMin; | |||
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMin' ) ) { | |||
value.dose[ iDose ].volume.min = value.dose[ iDose ].volume.absoluteMin; | |||
} | } | ||
}, { | } else if( value.dose[ iDose ].mass.hasOwnProperty( 'dose' ) && math.larger( value.dose[ iDose ].mass.absoluteMin, value.dose[ iDose ].mass.dose ) ) { | ||
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMin; | |||
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMin' ) ) { | |||
dose | value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMin; | ||
} | } | ||
} | } | ||
} | |||
if( value.dose[ iDose ].mass.hasOwnProperty( 'absoluteMax' ) ) { | |||
if( value.dose[ iDose ].mass.hasOwnProperty( 'min' ) && math.smaller( value.dose[ iDose ].mass.absoluteMax, value.dose[ iDose ].mass.min ) ) { | |||
// Both min and max are larger than the absolute max dose, so just convert to single dose. | |||
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMax; | |||
delete value.dose[ iDose ].mass.min; | |||
delete value.dose[ iDose ].mass.max; | |||
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMax' ) ) { | |||
value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMax; | |||
delete value.dose[ iDose ].volume.min; | |||
delete value.dose[ iDose ].volume.max; | |||
dose | |||
} | } | ||
}, { | } else if( value.dose[ iDose ].mass.hasOwnProperty( 'max' ) && math.smaller( value.dose[ iDose ].mass.absoluteMax, value.dose[ iDose ].mass.max ) ) { | ||
value.dose[ iDose ].mass.max = value.dose[ iDose ].mass.absoluteMax; | |||
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMax' ) ) { | |||
dose | value.dose[ iDose ].volume.max = value.dose[ iDose ].volume.absoluteMax; | ||
} | } | ||
}, { | } else if( value.dose[ iDose ].mass.hasOwnProperty( 'dose' ) && math.smaller( value.dose[ iDose ].mass.absoluteMax, value.dose[ iDose ].mass.dose ) ) { | ||
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMax; | |||
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMax' ) ) { | |||
dose | value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMax; | ||
} | } | ||
} | } | ||
} | |||
} | } | ||
return value; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.doRender = function() { | |||
var $calculationContainer = $( '.' + this.getContainerId() ); | |||
if( !$calculationContainer.length ) { | |||
return; | |||
} | } | ||
// Add all required classes | |||
$calculationContainer.addClass( 'border ' + this.getContainerClasses() ); | |||
// Add search phrases | |||
$calculationContainer.attr( 'data-search', this.getSearchString() ); | |||
// Store this object in a local variable since .each() will reassign this to the DOM object of each | |||
// calculation container. | |||
var calculation = this; | |||
var calculationCount = 0; | |||
// Eventually may implement different rendering, so we should regenerate | |||
// all elements with each iteration of the loop. | |||
// I.e. might show result in table and inline in 2 different places of article. | |||
$calculationContainer.each( function() { | |||
// Initalize the variables for all the elements of the calculation. These need to be in order of placement | |||
// in the calculation container | |||
var elementTypes = [ | |||
'title', | |||
'dosage', | |||
'info' | |||
]; | |||
var elements = {}; | |||
for( var iElementType in elementTypes ) { | |||
var elementType = elementTypes[ iElementType ]; | |||
// If an input contained by $container has user input focus, $container will not rerender (would be | |||
// annoying behavior to the user). However, if it contains subelements which should try to rerender, | |||
// add those elements to the contains property. | |||
elements[ elementType ] = { | |||
$container: null, | |||
contains: [], | |||
id: calculation.getContainerId() + '-' + elementType | |||
{ | }; | ||
if( calculationCount ) { | |||
elements[ elementType ].id += '-' + calculationCount; | |||
} | } | ||
} | |||
{ | // Create title element and append to container | ||
elements.title.$container = $( '<div>', { | |||
id: elements.title.id, | |||
class: 'col-12 border-bottom ' + calculation.getElementClasses( 'title' ) | |||
} ); | |||
elements.title.$container.append( calculation.getTitleHtml() ); | |||
if( calculation.hasInfo() ) { | |||
// Id of the info container should already be set by getInfo() | |||
elements.info.$container = calculation.getInfo(); | |||
} | |||
// Create the dosage element | |||
elements.dosage.$container = $( '<div>', { | |||
id: elements.dosage.id, | |||
class: 'row no-gutters ' + calculation.getElementClasses( 'dosage' ) | |||
} ); | |||
// Dose column | |||
var $dose = $( '<div>', { | |||
id: calculation.getContainerId() + '-dose', | |||
class: 'col-7 ' + calculation.getElementClasses( 'dose' ) | |||
} ); | |||
var dash = '-'; | |||
// The options column should only show the preparation if there is a calculated volume | |||
var hasVolume; | |||
if( !calculation.value ) { | |||
$dose.append( $( '<i>' ).append( 'Error calculating dose' ) ); | |||
} else if( calculation.activeDosageId === null ) { | |||
if( calculation.value.message ) { | |||
$dose.append( $( '<i>' ).append( calculation.value.message ) ); | |||
} | } | ||
} else { | |||
var dosage = calculation.drug.dosages[ calculation.activeDosageId ]; | |||
if( dosage.population && dosage.population.id !== mw.calculators.getOptionValue( 'defaultDrugPopulation' ) ) { | |||
var $dosePopulation = $( '<div>', { | |||
class: calculation.getElementClasses( 'dose-info' ) | |||
} ); | |||
$dosePopulation | |||
.append( $( '<div>', { | |||
class: calculation.getElementClasses( 'dose-info-population' ) | |||
} ).append( String( dosage.population ) + ' dosing' ) ); | |||
$dose.append( $dosePopulation ); | |||
dose | |||
} | } | ||
var $doseData = $( '<div>', { | |||
class: calculation.getElementClasses( 'dose-data' ) | |||
} ); | |||
// This will iterate through the calculated doses. iDose should exactly correspond to doses within dosage | |||
// to allow referencing other properties of the dose. | |||
for( var iDose in calculation.value.dose ) { | |||
var dose = dosage.dose[ iDose ]; | |||
var doseValue = calculation.value.dose[ iDose ]; | |||
if( dose.name ) { | |||
$doseData.append( dose.name + '<br />' ); | |||
} | } | ||
if( dose.text ) { | |||
// Only show text | |||
dose | $doseData.append( dose.text + '<br />' ); | ||
dose | |||
continue; | |||
} | } | ||
var $doseList = $( '<ul>' ); | |||
var administration = ''; | |||
var administrationDisplayed = false; | |||
if( dosage.routes && !mw.calculators.isMobile() ) { | |||
administration += dosage.getRouteString(); | |||
} | } | ||
var doseAdministration = dose.getAdministration(); | |||
if( doseAdministration ) { | |||
administration += administration ? ' ' : ''; | |||
administration += doseAdministration; | |||
} | } | ||
var amountPerWeightHtml = ''; | |||
if( doseValue.amountPerWeight.hasOwnProperty( 'dose' ) ) { | |||
min | amountPerWeightHtml += mw.calculators.getValueString( doseValue.amountPerWeight.dose ); | ||
} else if( doseValue.amountPerWeight.hasOwnProperty( 'min' ) && | |||
doseValue.amountPerWeight.hasOwnProperty( 'max' ) ) { | |||
// getValueString will simplify the value and may adjust the units | |||
var amountPerWeightMinValue = math.unit( mw.calculators.getValueString( doseValue.amountPerWeight.min ) ); | |||
var amountPerWeightMaxValue = math.unit( mw.calculators.getValueString( doseValue.amountPerWeight.max ) ); | |||
if( amountPerWeightMinValue.formatUnits() !== amountPerWeightMaxValue.formatUnits() ) { | |||
// If the units between min and max don't match, show both | |||
amountPerWeightHtml += mw.calculators.getValueString( amountPerWeightMinValue ); | |||
} else { | |||
amountPerWeightHtml += mw.calculators.getValueNumber( amountPerWeightMinValue ); | |||
} | |||
amountPerWeightHtml += dash; | |||
amountPerWeightHtml += mw.calculators.getValueString( amountPerWeightMaxValue ); | |||
} | } | ||
if( amountPerWeightHtml ) { | |||
if( administration && ! administrationDisplayed ) { | |||
amountPerWeightHtml += ' ' + administration; | |||
administrationDisplayed = true; | |||
} | |||
var amountPerWeightNotesHtml = ''; | |||
if( doseValue.mass.hasOwnProperty( 'absoluteMin' ) ) { | |||
amountPerWeightNotesHtml += 'Min: ' + mw.calculators.getValueString( doseValue.mass.absoluteMin ); | |||
} else if( doseValue.mass.hasOwnProperty( 'absoluteMax' ) ) { | |||
amountPerWeightNotesHtml += 'Max: ' + mw.calculators.getValueString( doseValue.mass.absoluteMax ); | |||
} | |||
if( dose.weightCalculation && dose.weightCalculation[ 0 ].id !== 'tbw' ) { | |||
if( amountPerWeightNotesHtml ) { | |||
amountPerWeightNotesHtml += ', '; | |||
} | |||
amountPerWeightNotesHtml += dose.weightCalculation[ 0 ].getTitleString(); | |||
} | |||
if( amountPerWeightNotesHtml ) { | |||
amountPerWeightHtml += ' (' + amountPerWeightNotesHtml + ')'; | |||
} | |||
amountPerWeightHtml = $( '<li>' ).append( amountPerWeightHtml ); | |||
$doseList.append( amountPerWeightHtml ); | |||
} | } | ||
var weightCalculationInfo = ''; | |||
var weightCalculationInfoDisplayed = false; | |||
if( doseValue.weightCalculation && dose.weightCalculation.length && doseValue.weightCalculation.id !== dose.weightCalculation[ 0 ].id ) { | |||
var weightCalculationLabel = doseValue.weightCalculation.getTitleString(); | |||
var $weightCalculationInfoIcon = $( '<a>', { | |||
tabindex: '0', | |||
'data-container': 'body', | |||
'data-html': 'true', | |||
'data-placement': 'top', | |||
'data-toggle': 'popover', | |||
'data-trigger': 'focus', | |||
'data-content': doseValue.weightCalculation.name + | |||
' is being used because data is missing for ' + | |||
dose.weightCalculation[ 0 ].name + ': ' + dose.weightCalculation[ 0 ].message | |||
} ) | |||
.append( $( '<i>', { | |||
class: 'far fa-question-circle' | |||
} ) ); | |||
weightCalculationInfo = ' (' + weightCalculationLabel + ' ' + $weightCalculationInfoIcon[ 0 ].outerHTML + ')'; | |||
} | } | ||
var massHtml = ''; | |||
if( doseValue.mass.hasOwnProperty( 'dose' ) ) { | |||
{ | massHtml += mw.calculators.getValueString( doseValue.mass.dose ); | ||
} else if( doseValue.mass.hasOwnProperty( 'min' ) && | |||
doseValue.mass.hasOwnProperty( 'max' ) ) { | |||
// getValueString will simplify the value and may adjust the units | |||
var massMinValue = math.unit( mw.calculators.getValueString( doseValue.mass.min ) ); | |||
var massMaxValue = math.unit( mw.calculators.getValueString( doseValue.mass.max ) ); | |||
if( massMinValue.formatUnits() !== massMaxValue.formatUnits() ) { | |||
// If the units between min and max don't match, show both | |||
massHtml += mw.calculators.getValueString( massMinValue ); | |||
} else { | |||
massHtml += mw.calculators.getValueNumber( massMinValue ); | |||
} | } | ||
massHtml += dash; | |||
massHtml += mw.calculators.getValueString( massMaxValue ); | |||
} | } | ||
if( massHtml ) { | |||
if( administration && ! administrationDisplayed ) { | |||
massHtml += ' ' + administration; | |||
administrationDisplayed = true; | |||
} | |||
if( weightCalculationInfo && !weightCalculationInfoDisplayed ) { | |||
massHtml += weightCalculationInfo; | |||
weightCalculationInfoDisplayed = true; | |||
} | |||
massHtml = $( '<li>' ).append( massHtml ); | |||
$doseList.append( massHtml ); | |||
} | } | ||
var volumeHtml = ''; | |||
if( doseValue.volume.hasOwnProperty( 'dose' ) ) { | |||
volumeHtml += mw.calculators.getValueString( doseValue.volume.dose ); | |||
} else if( doseValue.volume.hasOwnProperty( 'min' ) && | |||
doseValue.volume.hasOwnProperty( 'max' ) ) { | |||
// getValueString will simplify the value and may adjust the units | |||
var volumeMinValue = math.unit( mw.calculators.getValueString( doseValue.volume.min ) ); | |||
var volumeMaxValue = math.unit( mw.calculators.getValueString( doseValue.volume.max ) ); | |||
if( volumeMinValue.formatUnits() !== volumeMaxValue.formatUnits() ) { | |||
// If the units between min and max don't match, show both | |||
volumeHtml += mw.calculators.getValueString( volumeMinValue ); | |||
} else { | |||
volumeHtml += mw.calculators.getValueNumber( volumeMinValue ); | |||
} | |||
volumeHtml += dash; | |||
volumeHtml += mw.calculators.getValueString( doseValue.volume.max ); | |||
} | } | ||
if( volumeHtml ) { | |||
if( administration && ! administrationDisplayed ) { | |||
volumeHtml += ' ' + administration; | |||
administrationDisplayed = true; | |||
} | |||
if( weightCalculationInfo && !weightCalculationInfoDisplayed ) { | |||
volumeHtml += weightCalculationInfo; | |||
weightCalculationInfoDisplayed = true; | |||
} | |||
if( calculation.value.preparation && !mw.calculators.isMobile() ) { | |||
volumeHtml += ' of ' + String( calculation.value.preparation ); | |||
} | |||
} | } | ||
volumeHtml = $( '<li>' ).append( volumeHtml ); | |||
$doseList.append( volumeHtml ); | |||
hasVolume = true; | |||
} | } | ||
$doseData.append( $doseList ); | |||
} | } | ||
$dose.append( $doseData ); | |||
if( calculation.hasInfo() ) { | |||
$dose.append( calculation.getInfoButton( calculationCount ) ); | |||
} | } | ||
] | } | ||
// Options column | |||
var $options = $( '<div>', { | |||
id: calculation.getContainerId() + '-options', | |||
class: 'col-5 ' + calculation.getElementClasses( 'options' ) | |||
} ); | |||
var optionsRowClass = 'row no-gutters align-items-center'; | |||
if( !mw.calculators.isMobile() ) { | |||
optionsRowClass += ' mb-2'; | |||
} | |||
if( mw.calculators.getOptionValue( 'patientinputinline' ) ) { | |||
// If patient input should be inline, add patient input group | |||
$options.append( mw.calculators.createInputGroup( [ | |||
'weight', | |||
'height', | |||
'age', | |||
'gender' | |||
], true, 4 ) ); | |||
} | |||
var optionLabelClass = mw.calculators.isMobile() ? 'col-4' : 'col-3'; | |||
var optionValueClass = mw.calculators.isMobile() ? 'col-8' : 'col-9'; | |||
var indications = calculation.drug.getIndications(); | |||
if( indications.length ) { | |||
var indicationVariable = mw.calculators.getVariable( calculation.getVariableIds().indication ); | |||
$options | |||
.append( $( '<div>', { | |||
class: optionsRowClass | |||
} ) | |||
.append( | |||
$( '<div>', { | |||
class: optionLabelClass, | |||
html: indicationVariable.getLabelString() + ' ' | |||
} ), | |||
$( '<div>', { | |||
class: optionValueClass | |||
} ) | |||
.append( indicationVariable.createInput({ | |||
class: 'calculator-container-input-DrugDosageCalculator-options', | |||
hideLabel: true, | |||
inline: true | |||
} ) ) ) ); | |||
} | |||
var routes = calculation.drug.getRoutes(); | |||
if( routes.length ) { | |||
var routeVariable = mw.calculators.getVariable( calculation.getVariableIds().route ); | |||
$options | |||
.append( $( '<div>', { | |||
class: optionsRowClass | |||
} ) | |||
.append( | |||
$( '<div>', { | |||
class: optionLabelClass, | |||
html: routeVariable.getLabelString() + ' ' | |||
} ), | |||
$( '<div>', { | |||
class: optionValueClass | |||
} ) | |||
.append( routeVariable.createInput({ | |||
class: 'calculator-container-input-DrugDosageCalculator-options', | |||
hideLabel: true, | |||
inline: true | |||
} ) ) ) ); | |||
} | |||
// Don't show preparations if there isn't a dose with volume | |||
if( hasVolume ) { | |||
var preparations = calculation.drug.getPreparations(); | |||
if( preparations.length ) { | |||
var preparationVariable = mw.calculators.getVariable( calculation.getVariableIds().preparation ); | |||
$options | |||
.append( $( '<div>', { | |||
class: optionsRowClass | |||
} ) | |||
.append( | |||
$( '<div>', { | |||
class: optionLabelClass, | |||
html: preparationVariable.getLabelString() + ' ' | |||
} ), | |||
$( '<div>', { | |||
class: optionValueClass | |||
} ) | |||
.append( preparationVariable.createInput({ | |||
class: 'calculator-container-input-DrugDosageCalculator-options', | |||
hideLabel: true, | |||
inline: true | |||
} ) ) ) ); | |||
} | } | ||
} | |||
elements.dosage.$container.append( $dose, $options ); | |||
// Add elements to the contains array | |||
elements.dosage.contains.push( $dose, $options ); | |||
// Iterate over elementTypes since it is in order of rendering | |||
for( var iElementType in elementTypes ) { | |||
var elementType = elementTypes[ iElementType ]; | |||
var element = elements[ elementType ]; | |||
var $existingContainer = $( '#' + element.id ); | |||
if( $existingContainer.length ) { | |||
// If an input within this container has focus (i.e. the user changed a variable input which | |||
// triggered this rerender), don't rerender the element as this would destroy the focus on | |||
// the input. | |||
if( !$.contains( $existingContainer[ 0 ], $( ':focus' )[ 0 ] ) ) { | |||
$existingContainer.replaceWith( element.$container ); | |||
} else { | |||
for( var containedElementId in element.contains ) { | |||
var $containedElement = element.contains[ containedElementId ]; | |||
var $existingContainedContainer = $( '#' + $containedElement.attr( 'id' ) ); | |||
if( $existingContainedContainer.length ) { | |||
if( !$.contains( $existingContainedContainer[ 0 ], $( ':focus' )[ 0 ] ) ) { | |||
$existingContainedContainer.replaceWith( $containedElement ); | |||
} | |||
} | |||
} | |||
} | } | ||
} else { | |||
$( this ).append( elements[ elementType ].$container ); | |||
} | } | ||
} | |||
calculationCount++; | |||
} ); | |||
// Activate popovers | |||
$( '[data-toggle="popover"]' ).popover(); | |||
] | }; | ||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getCalculationData = function() { | |||
var inputData = new mw.calculators.objectClasses.CalculationData(); | |||
// Add variables created by this calculation | |||
var variableIds = this.getVariableIds(); | |||
for( var variableType in variableIds ) { | |||
inputData.variables.optional.push( variableIds[ variableType ] ); | |||
} | } | ||
var dataTypes = inputData.getDataTypes(); | |||
// Data is only actually required if it is required by every dosage for the drug. | |||
// Data marked as required by an individual dosage that does not appear in every | |||
// dosage will be converted to optional. | |||
var requiredInputData = new mw.calculators.objectClasses.CalculationData(); | |||
// Need a way to tell the first iteration of the loop to initialize the required variables to a value that | |||
// is distinct from the empty array (populated across loop using array intersect, so could become [] and shouldn't | |||
// reinitialize). | |||
var initializeRequiredData = true; | |||
// Iterate through each dosage to determine variable dependency | |||
for( var iDosage in this.drug.dosages ) { | |||
var dosageInputData = this.drug.dosages[ iDosage ].getCalculationData(); | |||
inputData = inputData.merge( dosageInputData ); | |||
for( var iDataType in dataTypes ) { | |||
var dataType = dataTypes[ iDataType ]; | |||
if( initializeRequiredData ) { | |||
requiredInputData[ dataType ].required = inputData[ dataType ].required; | |||
} else { | |||
// Data is only truly required if it is required by all dosage calculations, so use array intersection | |||
requiredInputData[ dataType ].required = requiredInputData[ dataType ].required.filter( function( index ) { | |||
{ | return dosageInputData[ dataType ].required.indexOf( index ) !== -1; | ||
} ); | |||
} | |||
} | } | ||
} | |||
initializeRequiredData = false; | |||
} | } | ||
for( var iDataType in dataTypes ) { | |||
var dataType = dataTypes[ iDataType ]; | |||
// Move any data marked required in inputData to optional if it not actually required (i.e. doesn't appear | |||
// in requiredInputData). | |||
inputData[ dataType ].optional = inputData[ dataType ].optional.concat( inputData[ dataType ].required.filter( function( index ) { | |||
return requiredInputData[ dataType ].required.indexOf( index ) === -1; | |||
} ) ).filter( mw.calculators.uniqueValues ); | |||
inputData[ dataType ].required = requiredInputData[ dataType ].required; | |||
} | } | ||
return inputData; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getCalculationDataValues = function() { | |||
var data = mw.calculators.objectClasses.AbstractCalculation.prototype.getCalculationDataValues.call( this ); | |||
data.drug = this.drug; | |||
data.indication = data[ this.getVariablePrefix() + 'indication' ] !== null ? | |||
mw.calculators.getDrugIndication( mw.calculators.getVariable( this.getVariableIds().indication ).getValue() ) : | |||
null; | |||
delete data[ this.getVariablePrefix() + 'indication' ]; | |||
data.preparation = data[ this.getVariablePrefix() + 'preparation' ] !== null ? | |||
this.drug.preparations[ mw.calculators.getVariable( this.getVariableIds().preparation ).getValue() ] : | |||
null; | |||
delete data[ this.getVariablePrefix() + 'preparation' ]; | |||
data.route = data[ this.getVariablePrefix() + 'route' ] !== null ? | |||
mw.calculators.getDrugRoute( mw.calculators.getVariable( this.getVariableIds().route ).getValue() ) : | |||
null; | |||
delete data[ this.getVariablePrefix() + 'route' ]; | |||
return data; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getClassName = function() { | |||
return 'DrugDosageCalculation'; | |||
}; | |||
mw.calculators. | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getDescription = function() { | |||
var description = ''; | |||
if( this.activeDosageId !== null && this.drug.dosages[ this.activeDosageId ].description ) { | |||
description += description ? '<br/><br/>' : ''; | |||
description += this.drug.dosages[ this.activeDosageId ].description; | |||
] | |||
} | } | ||
description += this.drug.description ? this.drug.description : ''; | |||
return description; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getFormula = function() { | |||
return this.drug.formula; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getInfoButton = function( infoCount ) { | |||
var infoContainerId = this.getContainerId() + '-info'; | |||
if( infoCount ) { | |||
infoContainerId += '-' + infoCount; | |||
} | } | ||
var infoString = 'More information'; | |||
infoString += !mw.calculators.isMobile() ? ' about this dose' : ''; | |||
return $( '<div>', { | |||
class: this.getElementClasses( 'infoButton' ) | |||
} ) | |||
.append( $( '<a>', { | |||
class: 'btn btn-outline-primary btn-sm', | |||
'data-toggle': 'collapse', | |||
href: '#' + infoContainerId, | |||
role: 'button', | |||
'aria-expanded': 'false', | |||
'aria-controls': infoContainerId, | |||
html: infoString | |||
} ) ); | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getProperties = function() { | |||
var inheritedProperties = mw.calculators.objectClasses.AbstractCalculation.prototype.getProperties(); | |||
return this.mergeProperties( inheritedProperties, { | |||
required: [ | |||
'drug' | |||
], | ], | ||
optional: [] | |||
} ); | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getReferences = function() { | |||
var references = this.drug.references; | |||
if( this.activeDosageId !== null && this.drug.dosages[ this.activeDosageId ].references.length ) { | |||
references = references | |||
.concat( this.drug.dosages[ this.activeDosageId ].references ) | |||
.filter( mw.calculators.uniqueValues ); | |||
} | } | ||
return references; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getSearchString = function() { | |||
var searchString = this.drug.name + ' ' + this.drug.color.id; | |||
searchString += this.drug.tradeNames.length ? ' ' + this.drug.tradeNames.join( ' ' ) : ''; | |||
var indications = this.drug.getIndications(); | |||
for( var iIndication in indications ) { | |||
var indication = indications[ iIndication ]; | |||
searchString += ' ' + indication.getSearchString(); | |||
] | |||
} | } | ||
searchString += this.drug.searchData ? ' ' + this.drug.searchData : ''; | |||
return searchString.trim(); | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getTitleHtml = function() { | |||
var $title = $( '<a>', { | |||
class: this.getElementClasses( 'title-name' ), | |||
href: mw.util.getUrl( this.drug.name ), | |||
text: this.getTitleString() | |||
} ).css( 'background-color', '#fff' ); | |||
var highlightColor = this.drug.color.getHighlightColor(); | |||
if( highlightColor ) { | |||
var highlightContainerAttributes = { | |||
class: this.getElementClasses( 'title-highlight' ) | |||
}; | |||
var highlightContainerCss = {}; | |||
highlightContainerCss[ 'background' ] = highlightColor; | |||
$title = $( '<span>', highlightContainerAttributes ).append( $title ).css( highlightContainerCss ); | |||
} | } | ||
var primaryColor = this.drug.color.getPrimaryColor(); | |||
if( primaryColor ) { | |||
var backgroundContainerAttributes = { | |||
class: this.getElementClasses( 'title-background' ) | |||
}; | |||
var backgroundContainerCss = {}; | |||
if( this.drug.color.isStriped() ) { | |||
backgroundContainerCss[ 'background' ] = 'repeating-linear-gradient(135deg,rgba(0,0,0,0),rgba(0,0,0,0)10px,rgba(255,255,255,1)10px,rgba(255,255,255,1)20px),' + primaryColor; | |||
} else { | |||
backgroundContainerCss[ 'background'] = primaryColor; | |||
} | |||
$title = $( '<span>', backgroundContainerAttributes ).append( $title ).css( backgroundContainerCss ); | |||
} | } | ||
return $title; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getTitleString = function() { | |||
return this.drug ? this.drug.name : ''; | |||
} | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getVariableIds = function() { | |||
return { | |||
indication: this.getVariablePrefix() + 'indication', | |||
mw.calculators. | preparation: this.getVariablePrefix() + 'preparation', | ||
route: this.getVariablePrefix() + 'route' | |||
}; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getVariableOptions = function( variableId ) { | |||
if( variableId === this.getVariablePrefix() + 'indication' ) { | |||
return this.drug.getIndications(); | |||
} else if( variableId === this.getVariablePrefix() + 'preparation' ) { | |||
// Exclude preparations which require dilution | |||
return this.drug.getPreparations( true ); | |||
} else if( variableId === this.getVariablePrefix() + 'route' ) { | |||
return this.drug.getRoutes(); | |||
} | } | ||
} ); | }; | ||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getVariablePrefix = function() { | |||
return this.drug.id + '-'; | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.initialize = function() { | |||
if( typeof this.drug === 'string' ) { | |||
var drug = mw.calculators.getDrug( this.drug ); | |||
if( !drug ) { | |||
throw new Error( 'DrugDosage references drug "' + this.drug + '" which is not defined' ); | |||
} | |||
this.drug = drug; | |||
} | } | ||
this.activeDosageId = null; | |||
this.updateVariables(); | |||
mw.calculators.objectClasses.AbstractCalculation.prototype.initialize.call( this ); | |||
}; | |||
mw.calculators.objectClasses.DrugDosageCalculation.prototype.updateVariables = function() { | |||
var variableIds = this.getVariableIds(); | |||
for( var variableType in variableIds ) { | |||
var variableId = variableIds[ variableType ]; | |||
var variableOptions = this.getVariableOptions( variableId ); | |||
var variableOptionValues = {}; | |||
var defaultOption = 0; | |||
for( var iVariableOption in variableOptions ) { | |||
var variableOption = variableOptions[ iVariableOption ]; | |||
defaultOption = variableOption.default ? iVariableOption : defaultOption; | |||
variableOptionValues[ variableOption.id ] = String( variableOption ); | |||
} | |||
var defaultValue = variableOptions.length ? variableOptions[ defaultOption ].id : null; | |||
var variable = mw.calculators.getVariable( variableId ); | |||
if( !variable ) { | |||
var newVariable = {}; | |||
// TODO put this somewhere else | |||
var abbreviation; | |||
if( variableType === 'indication' ) { | |||
abbreviation = 'Use'; | |||
} else if( variableType === 'route' ) { | |||
abbreviation = 'Route'; | |||
} else if( variableType === 'preparation' ) { | |||
abbreviation = 'Prep'; | |||
} | } | ||
newVariable[ variableId ] = { | |||
name: variableType.charAt(0).toUpperCase() + variableType.slice(1), | |||
abbreviation: abbreviation, | |||
} | type: 'string', | ||
] | defaultValue: defaultValue, | ||
options: variableOptionValues | |||
}; | |||
mw.calculators.addVariables( newVariable ); | |||
} else { | |||
// Probably not ideal to reach into the variable to change these things directly | |||
// Perhaps add helper functions to variable class | |||
mw.calculators.variables[ variableId ].defaultValue = defaultValue; | |||
mw.calculators.variables[ variableId ].options = variableOptionValues; | |||
} | |||
} | } | ||
} ); | }; | ||
mw.hook( 'calculators.initialized' ).add( mw.calculators.initializeDrugDosages ); | |||
}() ); | }() ); | ||
Latest revision as of 16:24, 5 April 2022
( function() {
mw.calculators.getDrugDosageCalculationId = function( drugId ) {
return 'drugDosages-' + drugId;
};
mw.calculators.initializeDrugDosages = function() {
for( var drugId in mw.calculators.drugs ) {
var drugDosageCalculationId = mw.calculators.getDrugDosageCalculationId( drugId );
var drugDosageCalculation = mw.calculators.getCalculation( drugDosageCalculationId );
if( !drugDosageCalculation ) {
var calculationData = {};
calculationData[ drugDosageCalculationId ] = {
calculate: mw.calculators.objectClasses.DrugDosageCalculation.prototype.calculate,
drug: drugId,
type: 'drug'
};
mw.calculators.addCalculations( calculationData, 'DrugDosageCalculation' );
drugDosageCalculation = mw.calculators.getCalculation( drugDosageCalculationId );
}
drugDosageCalculation.setDependencies();
}
};
/**
* Class DrugDosageCalculation
* @param {Object} propertyValues
* @returns {mw.calculators.objectClasses.DrugDosageCalculation}
* @constructor
*/
mw.calculators.objectClasses.DrugDosageCalculation = function( propertyValues ) {
mw.calculators.objectClasses.CalculatorObject.call( this, this.getProperties(), propertyValues );
this.initialize();
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype = Object.create( mw.calculators.objectClasses.AbstractCalculation.prototype );
mw.calculators.objectClasses.DrugDosageCalculation.prototype.calculate = function( data ) {
var value = {
message: null,
population: null,
preparation: data.preparation,
dose: []
};
this.activeDosageId = null;
if( !data.drug.dosages.length ) {
value.message = 'No dose data';
return value;
}
// Determine which dosage to use
var populationScores = [];
for( var iDosage in data.drug.dosages ) {
var drugDosage = data.drug.dosages[ iDosage ];
// If the indication and route do not match, set the score to -1
var populationScore = -1;
// Make sure the indication matches
if( drugDosage.indication.id === data.indication.id ) {
for( var iRoute in drugDosage.routes ) {
// Make sure the route matches
if( drugDosage.routes[ iRoute ].id === data.route.id ) {
populationScore = drugDosage.population.getCalculationDataScore( data );
break;
}
}
}
populationScores.push( populationScore );
}
var maxPopulationScore = Math.max.apply( null, populationScores );
if( maxPopulationScore < 0 ) {
value.message = 'No dose data for indication "' + String( data.indication ) + '" and route "' + String( data.route ) + '"';
return value;
}
// If there is more than one dosage with the same score, take the first.
// This allows the data editor to decide which is most important.
this.activeDosageId = populationScores.indexOf( maxPopulationScore );
var dosage = data.drug.dosages[ this.activeDosageId ];
if( !dosage.dose.length && dosage.description ) {
value.message = dosage.description;
return value;
}
// A dosage may contain multiple doses (e.g. induction and maintenance)
for( var iDose in dosage.dose ) {
var dose = dosage.dose[ iDose ];
var mathProperties = dose.getMathProperties();
var weightCalculation = null;
var weightValue = null;
// data.weightCalculation should be in order of preference, so take the first non-null value
for( var iWeightCalculation in dose.weightCalculation ) {
if( dose.weightCalculation[ iWeightCalculation ].value !== null ) {
weightCalculation = dose.weightCalculation[ iWeightCalculation ];
weightValue = dose.weightCalculation[ iWeightCalculation ].value;
break;
}
}
// Initialize value properties for dose
value.dose[ iDose ] = {
amountPerWeight: {},
mass: {},
volume: {},
weightCalculation: weightCalculation ? weightCalculation : null
};
if( dose.text ) {
// Only show raw text dose
continue;
}
for( var iMathProperty in mathProperties ) {
var mathProperty = mathProperties[ iMathProperty ];
var doseValue = dose[ mathProperty ];
if( doseValue ) {
var doseUnitsByBase = mw.calculators.getUnitsByBase( doseValue );
if( doseUnitsByBase.hasOwnProperty( 'weight' ) ) {
value.dose[ iDose ].amountPerWeight[ mathProperty ] = doseValue;
if( weightValue ) {
// Amount could be either a mass or volume
var amountBase = doseUnitsByBase.mass ? 'mass' :
doseUnitsByBase.volume ? 'volume' : null;
if( amountBase ) {
var amountUnits = doseUnitsByBase[ amountBase ];
if( doseUnitsByBase.hasOwnProperty( 'time' ) ) {
amountUnits += '/' + doseUnitsByBase.time;
}
// For whatever reason math.format will simplify the units, but math.formatUnits will not
// as a hack, we recreate a new unit value with the correct formatting of the result
value.dose[ iDose ][ amountBase ][ mathProperty ] = math.unit( math.multiply( doseValue, weightValue ).format() ).to( amountUnits );
}
}
} else {
value.dose[ iDose ].mass[ mathProperty ] = doseValue;
}
if( data.preparation && value.dose[ iDose ].mass[ mathProperty ] ) {
var volumeUnits;
// Need a special case for pct
if( data.preparation.concentration.formatUnits() === 'pct' ) {
volumeUnits = 'mL';
} else {
var preparationUnitsByBase = mw.calculators.getUnitsByBase( data.preparation.concentration );
volumeUnits = preparationUnitsByBase.volume;
}
if( doseUnitsByBase.hasOwnProperty( 'time' ) ) {
volumeUnits += '/' + doseUnitsByBase.time;
}
// Same hack as above to get units to simplify correctly
value.dose[ iDose ].volume[ mathProperty ] = math.unit( math.multiply( value.dose[ iDose ].mass[ mathProperty ], math.divide( 1, data.preparation.concentration ) ).format() ).to( volumeUnits );
}
}
}
if( value.dose[ iDose ].mass.hasOwnProperty( 'absoluteMin' ) ) {
if( value.dose[ iDose ].mass.hasOwnProperty( 'max' ) && math.larger( value.dose[ iDose ].mass.absoluteMin, value.dose[ iDose ].mass.max ) ) {
// Both min and max are larger than the absolute max dose, so just convert to single dose.
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMin;
delete value.dose[ iDose ].mass.min;
delete value.dose[ iDose ].mass.max;
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMin' ) ) {
value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMin;
delete value.dose[ iDose ].volume.min;
delete value.dose[ iDose ].volume.max;
}
} else if( value.dose[ iDose ].mass.hasOwnProperty( 'min' ) && math.larger( value.dose[ iDose ].mass.absoluteMin, value.dose[ iDose ].mass.min ) ) {
value.dose[ iDose ].mass.min = value.dose[ iDose ].mass.absoluteMin;
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMin' ) ) {
value.dose[ iDose ].volume.min = value.dose[ iDose ].volume.absoluteMin;
}
} else if( value.dose[ iDose ].mass.hasOwnProperty( 'dose' ) && math.larger( value.dose[ iDose ].mass.absoluteMin, value.dose[ iDose ].mass.dose ) ) {
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMin;
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMin' ) ) {
value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMin;
}
}
}
if( value.dose[ iDose ].mass.hasOwnProperty( 'absoluteMax' ) ) {
if( value.dose[ iDose ].mass.hasOwnProperty( 'min' ) && math.smaller( value.dose[ iDose ].mass.absoluteMax, value.dose[ iDose ].mass.min ) ) {
// Both min and max are larger than the absolute max dose, so just convert to single dose.
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMax;
delete value.dose[ iDose ].mass.min;
delete value.dose[ iDose ].mass.max;
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMax' ) ) {
value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMax;
delete value.dose[ iDose ].volume.min;
delete value.dose[ iDose ].volume.max;
}
} else if( value.dose[ iDose ].mass.hasOwnProperty( 'max' ) && math.smaller( value.dose[ iDose ].mass.absoluteMax, value.dose[ iDose ].mass.max ) ) {
value.dose[ iDose ].mass.max = value.dose[ iDose ].mass.absoluteMax;
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMax' ) ) {
value.dose[ iDose ].volume.max = value.dose[ iDose ].volume.absoluteMax;
}
} else if( value.dose[ iDose ].mass.hasOwnProperty( 'dose' ) && math.smaller( value.dose[ iDose ].mass.absoluteMax, value.dose[ iDose ].mass.dose ) ) {
value.dose[ iDose ].mass.dose = value.dose[ iDose ].mass.absoluteMax;
if( value.dose[ iDose ].volume.hasOwnProperty( 'absoluteMax' ) ) {
value.dose[ iDose ].volume.dose = value.dose[ iDose ].volume.absoluteMax;
}
}
}
}
return value;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.doRender = function() {
var $calculationContainer = $( '.' + this.getContainerId() );
if( !$calculationContainer.length ) {
return;
}
// Add all required classes
$calculationContainer.addClass( 'border ' + this.getContainerClasses() );
// Add search phrases
$calculationContainer.attr( 'data-search', this.getSearchString() );
// Store this object in a local variable since .each() will reassign this to the DOM object of each
// calculation container.
var calculation = this;
var calculationCount = 0;
// Eventually may implement different rendering, so we should regenerate
// all elements with each iteration of the loop.
// I.e. might show result in table and inline in 2 different places of article.
$calculationContainer.each( function() {
// Initalize the variables for all the elements of the calculation. These need to be in order of placement
// in the calculation container
var elementTypes = [
'title',
'dosage',
'info'
];
var elements = {};
for( var iElementType in elementTypes ) {
var elementType = elementTypes[ iElementType ];
// If an input contained by $container has user input focus, $container will not rerender (would be
// annoying behavior to the user). However, if it contains subelements which should try to rerender,
// add those elements to the contains property.
elements[ elementType ] = {
$container: null,
contains: [],
id: calculation.getContainerId() + '-' + elementType
};
if( calculationCount ) {
elements[ elementType ].id += '-' + calculationCount;
}
}
// Create title element and append to container
elements.title.$container = $( '<div>', {
id: elements.title.id,
class: 'col-12 border-bottom ' + calculation.getElementClasses( 'title' )
} );
elements.title.$container.append( calculation.getTitleHtml() );
if( calculation.hasInfo() ) {
// Id of the info container should already be set by getInfo()
elements.info.$container = calculation.getInfo();
}
// Create the dosage element
elements.dosage.$container = $( '<div>', {
id: elements.dosage.id,
class: 'row no-gutters ' + calculation.getElementClasses( 'dosage' )
} );
// Dose column
var $dose = $( '<div>', {
id: calculation.getContainerId() + '-dose',
class: 'col-7 ' + calculation.getElementClasses( 'dose' )
} );
var dash = '-';
// The options column should only show the preparation if there is a calculated volume
var hasVolume;
if( !calculation.value ) {
$dose.append( $( '<i>' ).append( 'Error calculating dose' ) );
} else if( calculation.activeDosageId === null ) {
if( calculation.value.message ) {
$dose.append( $( '<i>' ).append( calculation.value.message ) );
}
} else {
var dosage = calculation.drug.dosages[ calculation.activeDosageId ];
if( dosage.population && dosage.population.id !== mw.calculators.getOptionValue( 'defaultDrugPopulation' ) ) {
var $dosePopulation = $( '<div>', {
class: calculation.getElementClasses( 'dose-info' )
} );
$dosePopulation
.append( $( '<div>', {
class: calculation.getElementClasses( 'dose-info-population' )
} ).append( String( dosage.population ) + ' dosing' ) );
$dose.append( $dosePopulation );
}
var $doseData = $( '<div>', {
class: calculation.getElementClasses( 'dose-data' )
} );
// This will iterate through the calculated doses. iDose should exactly correspond to doses within dosage
// to allow referencing other properties of the dose.
for( var iDose in calculation.value.dose ) {
var dose = dosage.dose[ iDose ];
var doseValue = calculation.value.dose[ iDose ];
if( dose.name ) {
$doseData.append( dose.name + '<br />' );
}
if( dose.text ) {
// Only show text
$doseData.append( dose.text + '<br />' );
continue;
}
var $doseList = $( '<ul>' );
var administration = '';
var administrationDisplayed = false;
if( dosage.routes && !mw.calculators.isMobile() ) {
administration += dosage.getRouteString();
}
var doseAdministration = dose.getAdministration();
if( doseAdministration ) {
administration += administration ? ' ' : '';
administration += doseAdministration;
}
var amountPerWeightHtml = '';
if( doseValue.amountPerWeight.hasOwnProperty( 'dose' ) ) {
amountPerWeightHtml += mw.calculators.getValueString( doseValue.amountPerWeight.dose );
} else if( doseValue.amountPerWeight.hasOwnProperty( 'min' ) &&
doseValue.amountPerWeight.hasOwnProperty( 'max' ) ) {
// getValueString will simplify the value and may adjust the units
var amountPerWeightMinValue = math.unit( mw.calculators.getValueString( doseValue.amountPerWeight.min ) );
var amountPerWeightMaxValue = math.unit( mw.calculators.getValueString( doseValue.amountPerWeight.max ) );
if( amountPerWeightMinValue.formatUnits() !== amountPerWeightMaxValue.formatUnits() ) {
// If the units between min and max don't match, show both
amountPerWeightHtml += mw.calculators.getValueString( amountPerWeightMinValue );
} else {
amountPerWeightHtml += mw.calculators.getValueNumber( amountPerWeightMinValue );
}
amountPerWeightHtml += dash;
amountPerWeightHtml += mw.calculators.getValueString( amountPerWeightMaxValue );
}
if( amountPerWeightHtml ) {
if( administration && ! administrationDisplayed ) {
amountPerWeightHtml += ' ' + administration;
administrationDisplayed = true;
}
var amountPerWeightNotesHtml = '';
if( doseValue.mass.hasOwnProperty( 'absoluteMin' ) ) {
amountPerWeightNotesHtml += 'Min: ' + mw.calculators.getValueString( doseValue.mass.absoluteMin );
} else if( doseValue.mass.hasOwnProperty( 'absoluteMax' ) ) {
amountPerWeightNotesHtml += 'Max: ' + mw.calculators.getValueString( doseValue.mass.absoluteMax );
}
if( dose.weightCalculation && dose.weightCalculation[ 0 ].id !== 'tbw' ) {
if( amountPerWeightNotesHtml ) {
amountPerWeightNotesHtml += ', ';
}
amountPerWeightNotesHtml += dose.weightCalculation[ 0 ].getTitleString();
}
if( amountPerWeightNotesHtml ) {
amountPerWeightHtml += ' (' + amountPerWeightNotesHtml + ')';
}
amountPerWeightHtml = $( '<li>' ).append( amountPerWeightHtml );
$doseList.append( amountPerWeightHtml );
}
var weightCalculationInfo = '';
var weightCalculationInfoDisplayed = false;
if( doseValue.weightCalculation && dose.weightCalculation.length && doseValue.weightCalculation.id !== dose.weightCalculation[ 0 ].id ) {
var weightCalculationLabel = doseValue.weightCalculation.getTitleString();
var $weightCalculationInfoIcon = $( '<a>', {
tabindex: '0',
'data-container': 'body',
'data-html': 'true',
'data-placement': 'top',
'data-toggle': 'popover',
'data-trigger': 'focus',
'data-content': doseValue.weightCalculation.name +
' is being used because data is missing for ' +
dose.weightCalculation[ 0 ].name + ': ' + dose.weightCalculation[ 0 ].message
} )
.append( $( '<i>', {
class: 'far fa-question-circle'
} ) );
weightCalculationInfo = ' (' + weightCalculationLabel + ' ' + $weightCalculationInfoIcon[ 0 ].outerHTML + ')';
}
var massHtml = '';
if( doseValue.mass.hasOwnProperty( 'dose' ) ) {
massHtml += mw.calculators.getValueString( doseValue.mass.dose );
} else if( doseValue.mass.hasOwnProperty( 'min' ) &&
doseValue.mass.hasOwnProperty( 'max' ) ) {
// getValueString will simplify the value and may adjust the units
var massMinValue = math.unit( mw.calculators.getValueString( doseValue.mass.min ) );
var massMaxValue = math.unit( mw.calculators.getValueString( doseValue.mass.max ) );
if( massMinValue.formatUnits() !== massMaxValue.formatUnits() ) {
// If the units between min and max don't match, show both
massHtml += mw.calculators.getValueString( massMinValue );
} else {
massHtml += mw.calculators.getValueNumber( massMinValue );
}
massHtml += dash;
massHtml += mw.calculators.getValueString( massMaxValue );
}
if( massHtml ) {
if( administration && ! administrationDisplayed ) {
massHtml += ' ' + administration;
administrationDisplayed = true;
}
if( weightCalculationInfo && !weightCalculationInfoDisplayed ) {
massHtml += weightCalculationInfo;
weightCalculationInfoDisplayed = true;
}
massHtml = $( '<li>' ).append( massHtml );
$doseList.append( massHtml );
}
var volumeHtml = '';
if( doseValue.volume.hasOwnProperty( 'dose' ) ) {
volumeHtml += mw.calculators.getValueString( doseValue.volume.dose );
} else if( doseValue.volume.hasOwnProperty( 'min' ) &&
doseValue.volume.hasOwnProperty( 'max' ) ) {
// getValueString will simplify the value and may adjust the units
var volumeMinValue = math.unit( mw.calculators.getValueString( doseValue.volume.min ) );
var volumeMaxValue = math.unit( mw.calculators.getValueString( doseValue.volume.max ) );
if( volumeMinValue.formatUnits() !== volumeMaxValue.formatUnits() ) {
// If the units between min and max don't match, show both
volumeHtml += mw.calculators.getValueString( volumeMinValue );
} else {
volumeHtml += mw.calculators.getValueNumber( volumeMinValue );
}
volumeHtml += dash;
volumeHtml += mw.calculators.getValueString( doseValue.volume.max );
}
if( volumeHtml ) {
if( administration && ! administrationDisplayed ) {
volumeHtml += ' ' + administration;
administrationDisplayed = true;
}
if( weightCalculationInfo && !weightCalculationInfoDisplayed ) {
volumeHtml += weightCalculationInfo;
weightCalculationInfoDisplayed = true;
}
if( calculation.value.preparation && !mw.calculators.isMobile() ) {
volumeHtml += ' of ' + String( calculation.value.preparation );
}
volumeHtml = $( '<li>' ).append( volumeHtml );
$doseList.append( volumeHtml );
hasVolume = true;
}
$doseData.append( $doseList );
}
$dose.append( $doseData );
if( calculation.hasInfo() ) {
$dose.append( calculation.getInfoButton( calculationCount ) );
}
}
// Options column
var $options = $( '<div>', {
id: calculation.getContainerId() + '-options',
class: 'col-5 ' + calculation.getElementClasses( 'options' )
} );
var optionsRowClass = 'row no-gutters align-items-center';
if( !mw.calculators.isMobile() ) {
optionsRowClass += ' mb-2';
}
if( mw.calculators.getOptionValue( 'patientinputinline' ) ) {
// If patient input should be inline, add patient input group
$options.append( mw.calculators.createInputGroup( [
'weight',
'height',
'age',
'gender'
], true, 4 ) );
}
var optionLabelClass = mw.calculators.isMobile() ? 'col-4' : 'col-3';
var optionValueClass = mw.calculators.isMobile() ? 'col-8' : 'col-9';
var indications = calculation.drug.getIndications();
if( indications.length ) {
var indicationVariable = mw.calculators.getVariable( calculation.getVariableIds().indication );
$options
.append( $( '<div>', {
class: optionsRowClass
} )
.append(
$( '<div>', {
class: optionLabelClass,
html: indicationVariable.getLabelString() + ' '
} ),
$( '<div>', {
class: optionValueClass
} )
.append( indicationVariable.createInput({
class: 'calculator-container-input-DrugDosageCalculator-options',
hideLabel: true,
inline: true
} ) ) ) );
}
var routes = calculation.drug.getRoutes();
if( routes.length ) {
var routeVariable = mw.calculators.getVariable( calculation.getVariableIds().route );
$options
.append( $( '<div>', {
class: optionsRowClass
} )
.append(
$( '<div>', {
class: optionLabelClass,
html: routeVariable.getLabelString() + ' '
} ),
$( '<div>', {
class: optionValueClass
} )
.append( routeVariable.createInput({
class: 'calculator-container-input-DrugDosageCalculator-options',
hideLabel: true,
inline: true
} ) ) ) );
}
// Don't show preparations if there isn't a dose with volume
if( hasVolume ) {
var preparations = calculation.drug.getPreparations();
if( preparations.length ) {
var preparationVariable = mw.calculators.getVariable( calculation.getVariableIds().preparation );
$options
.append( $( '<div>', {
class: optionsRowClass
} )
.append(
$( '<div>', {
class: optionLabelClass,
html: preparationVariable.getLabelString() + ' '
} ),
$( '<div>', {
class: optionValueClass
} )
.append( preparationVariable.createInput({
class: 'calculator-container-input-DrugDosageCalculator-options',
hideLabel: true,
inline: true
} ) ) ) );
}
}
elements.dosage.$container.append( $dose, $options );
// Add elements to the contains array
elements.dosage.contains.push( $dose, $options );
// Iterate over elementTypes since it is in order of rendering
for( var iElementType in elementTypes ) {
var elementType = elementTypes[ iElementType ];
var element = elements[ elementType ];
var $existingContainer = $( '#' + element.id );
if( $existingContainer.length ) {
// If an input within this container has focus (i.e. the user changed a variable input which
// triggered this rerender), don't rerender the element as this would destroy the focus on
// the input.
if( !$.contains( $existingContainer[ 0 ], $( ':focus' )[ 0 ] ) ) {
$existingContainer.replaceWith( element.$container );
} else {
for( var containedElementId in element.contains ) {
var $containedElement = element.contains[ containedElementId ];
var $existingContainedContainer = $( '#' + $containedElement.attr( 'id' ) );
if( $existingContainedContainer.length ) {
if( !$.contains( $existingContainedContainer[ 0 ], $( ':focus' )[ 0 ] ) ) {
$existingContainedContainer.replaceWith( $containedElement );
}
}
}
}
} else {
$( this ).append( elements[ elementType ].$container );
}
}
calculationCount++;
} );
// Activate popovers
$( '[data-toggle="popover"]' ).popover();
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getCalculationData = function() {
var inputData = new mw.calculators.objectClasses.CalculationData();
// Add variables created by this calculation
var variableIds = this.getVariableIds();
for( var variableType in variableIds ) {
inputData.variables.optional.push( variableIds[ variableType ] );
}
var dataTypes = inputData.getDataTypes();
// Data is only actually required if it is required by every dosage for the drug.
// Data marked as required by an individual dosage that does not appear in every
// dosage will be converted to optional.
var requiredInputData = new mw.calculators.objectClasses.CalculationData();
// Need a way to tell the first iteration of the loop to initialize the required variables to a value that
// is distinct from the empty array (populated across loop using array intersect, so could become [] and shouldn't
// reinitialize).
var initializeRequiredData = true;
// Iterate through each dosage to determine variable dependency
for( var iDosage in this.drug.dosages ) {
var dosageInputData = this.drug.dosages[ iDosage ].getCalculationData();
inputData = inputData.merge( dosageInputData );
for( var iDataType in dataTypes ) {
var dataType = dataTypes[ iDataType ];
if( initializeRequiredData ) {
requiredInputData[ dataType ].required = inputData[ dataType ].required;
} else {
// Data is only truly required if it is required by all dosage calculations, so use array intersection
requiredInputData[ dataType ].required = requiredInputData[ dataType ].required.filter( function( index ) {
return dosageInputData[ dataType ].required.indexOf( index ) !== -1;
} );
}
}
initializeRequiredData = false;
}
for( var iDataType in dataTypes ) {
var dataType = dataTypes[ iDataType ];
// Move any data marked required in inputData to optional if it not actually required (i.e. doesn't appear
// in requiredInputData).
inputData[ dataType ].optional = inputData[ dataType ].optional.concat( inputData[ dataType ].required.filter( function( index ) {
return requiredInputData[ dataType ].required.indexOf( index ) === -1;
} ) ).filter( mw.calculators.uniqueValues );
inputData[ dataType ].required = requiredInputData[ dataType ].required;
}
return inputData;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getCalculationDataValues = function() {
var data = mw.calculators.objectClasses.AbstractCalculation.prototype.getCalculationDataValues.call( this );
data.drug = this.drug;
data.indication = data[ this.getVariablePrefix() + 'indication' ] !== null ?
mw.calculators.getDrugIndication( mw.calculators.getVariable( this.getVariableIds().indication ).getValue() ) :
null;
delete data[ this.getVariablePrefix() + 'indication' ];
data.preparation = data[ this.getVariablePrefix() + 'preparation' ] !== null ?
this.drug.preparations[ mw.calculators.getVariable( this.getVariableIds().preparation ).getValue() ] :
null;
delete data[ this.getVariablePrefix() + 'preparation' ];
data.route = data[ this.getVariablePrefix() + 'route' ] !== null ?
mw.calculators.getDrugRoute( mw.calculators.getVariable( this.getVariableIds().route ).getValue() ) :
null;
delete data[ this.getVariablePrefix() + 'route' ];
return data;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getClassName = function() {
return 'DrugDosageCalculation';
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getDescription = function() {
var description = '';
if( this.activeDosageId !== null && this.drug.dosages[ this.activeDosageId ].description ) {
description += description ? '<br/><br/>' : '';
description += this.drug.dosages[ this.activeDosageId ].description;
}
description += this.drug.description ? this.drug.description : '';
return description;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getFormula = function() {
return this.drug.formula;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getInfoButton = function( infoCount ) {
var infoContainerId = this.getContainerId() + '-info';
if( infoCount ) {
infoContainerId += '-' + infoCount;
}
var infoString = 'More information';
infoString += !mw.calculators.isMobile() ? ' about this dose' : '';
return $( '<div>', {
class: this.getElementClasses( 'infoButton' )
} )
.append( $( '<a>', {
class: 'btn btn-outline-primary btn-sm',
'data-toggle': 'collapse',
href: '#' + infoContainerId,
role: 'button',
'aria-expanded': 'false',
'aria-controls': infoContainerId,
html: infoString
} ) );
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getProperties = function() {
var inheritedProperties = mw.calculators.objectClasses.AbstractCalculation.prototype.getProperties();
return this.mergeProperties( inheritedProperties, {
required: [
'drug'
],
optional: []
} );
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getReferences = function() {
var references = this.drug.references;
if( this.activeDosageId !== null && this.drug.dosages[ this.activeDosageId ].references.length ) {
references = references
.concat( this.drug.dosages[ this.activeDosageId ].references )
.filter( mw.calculators.uniqueValues );
}
return references;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getSearchString = function() {
var searchString = this.drug.name + ' ' + this.drug.color.id;
searchString += this.drug.tradeNames.length ? ' ' + this.drug.tradeNames.join( ' ' ) : '';
var indications = this.drug.getIndications();
for( var iIndication in indications ) {
var indication = indications[ iIndication ];
searchString += ' ' + indication.getSearchString();
}
searchString += this.drug.searchData ? ' ' + this.drug.searchData : '';
return searchString.trim();
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getTitleHtml = function() {
var $title = $( '<a>', {
class: this.getElementClasses( 'title-name' ),
href: mw.util.getUrl( this.drug.name ),
text: this.getTitleString()
} ).css( 'background-color', '#fff' );
var highlightColor = this.drug.color.getHighlightColor();
if( highlightColor ) {
var highlightContainerAttributes = {
class: this.getElementClasses( 'title-highlight' )
};
var highlightContainerCss = {};
highlightContainerCss[ 'background' ] = highlightColor;
$title = $( '<span>', highlightContainerAttributes ).append( $title ).css( highlightContainerCss );
}
var primaryColor = this.drug.color.getPrimaryColor();
if( primaryColor ) {
var backgroundContainerAttributes = {
class: this.getElementClasses( 'title-background' )
};
var backgroundContainerCss = {};
if( this.drug.color.isStriped() ) {
backgroundContainerCss[ 'background' ] = 'repeating-linear-gradient(135deg,rgba(0,0,0,0),rgba(0,0,0,0)10px,rgba(255,255,255,1)10px,rgba(255,255,255,1)20px),' + primaryColor;
} else {
backgroundContainerCss[ 'background'] = primaryColor;
}
$title = $( '<span>', backgroundContainerAttributes ).append( $title ).css( backgroundContainerCss );
}
return $title;
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getTitleString = function() {
return this.drug ? this.drug.name : '';
}
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getVariableIds = function() {
return {
indication: this.getVariablePrefix() + 'indication',
preparation: this.getVariablePrefix() + 'preparation',
route: this.getVariablePrefix() + 'route'
};
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getVariableOptions = function( variableId ) {
if( variableId === this.getVariablePrefix() + 'indication' ) {
return this.drug.getIndications();
} else if( variableId === this.getVariablePrefix() + 'preparation' ) {
// Exclude preparations which require dilution
return this.drug.getPreparations( true );
} else if( variableId === this.getVariablePrefix() + 'route' ) {
return this.drug.getRoutes();
}
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.getVariablePrefix = function() {
return this.drug.id + '-';
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.initialize = function() {
if( typeof this.drug === 'string' ) {
var drug = mw.calculators.getDrug( this.drug );
if( !drug ) {
throw new Error( 'DrugDosage references drug "' + this.drug + '" which is not defined' );
}
this.drug = drug;
}
this.activeDosageId = null;
this.updateVariables();
mw.calculators.objectClasses.AbstractCalculation.prototype.initialize.call( this );
};
mw.calculators.objectClasses.DrugDosageCalculation.prototype.updateVariables = function() {
var variableIds = this.getVariableIds();
for( var variableType in variableIds ) {
var variableId = variableIds[ variableType ];
var variableOptions = this.getVariableOptions( variableId );
var variableOptionValues = {};
var defaultOption = 0;
for( var iVariableOption in variableOptions ) {
var variableOption = variableOptions[ iVariableOption ];
defaultOption = variableOption.default ? iVariableOption : defaultOption;
variableOptionValues[ variableOption.id ] = String( variableOption );
}
var defaultValue = variableOptions.length ? variableOptions[ defaultOption ].id : null;
var variable = mw.calculators.getVariable( variableId );
if( !variable ) {
var newVariable = {};
// TODO put this somewhere else
var abbreviation;
if( variableType === 'indication' ) {
abbreviation = 'Use';
} else if( variableType === 'route' ) {
abbreviation = 'Route';
} else if( variableType === 'preparation' ) {
abbreviation = 'Prep';
}
newVariable[ variableId ] = {
name: variableType.charAt(0).toUpperCase() + variableType.slice(1),
abbreviation: abbreviation,
type: 'string',
defaultValue: defaultValue,
options: variableOptionValues
};
mw.calculators.addVariables( newVariable );
} else {
// Probably not ideal to reach into the variable to change these things directly
// Perhaps add helper functions to variable class
mw.calculators.variables[ variableId ].defaultValue = defaultValue;
mw.calculators.variables[ variableId ].options = variableOptionValues;
}
}
};
mw.hook( 'calculators.initialized' ).add( mw.calculators.initializeDrugDosages );
}() );