MediaWiki:Gadget-calculator-drugs-core.js

From WikiAnesthesia
Revision as of 16:45, 10 August 2021 by Chris Rishel (talk | contribs)

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/**
 * @author Chris Rishel
 */
( function() {
    var DEFAULT_DRUG_COLOR = 'default';
    var DEFAULT_DRUG_POPULATION = 'general';

    /**
     * Define units
     */
    mw.calculators.addUnitsBases( {
        concentration: {
            toString: function( units ) {
                units = units.replace( ' pct', '%' );

                return units;
            }
        }
    } );

    mw.calculators.addUnits( {
        mcg: {
            definition: '1 ug'
        },
        pct: {
            baseName: 'concentration',
            definition: '10 mg/mL'
        }
    } );



    /**
     * DrugColor
     */
    mw.calculators.drugColors = {};

    mw.calculators.addDrugColors = function( drugColorData ) {
        var drugColors = mw.calculators.createCalculatorObjects( 'DrugColor', drugColorData );

        for( var drugColorId in drugColors ) {
            mw.calculators.drugColors[ drugColorId ] = drugColors[ drugColorId ];
        }
    };

    mw.calculators.getDrugColor = function( drugColorId ) {
        if( mw.calculators.drugColors.hasOwnProperty( drugColorId ) ) {
            return mw.calculators.drugColors[ drugColorId ];
        } else {
            return null;
        }
    };

    /**
     * Class DrugColor
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugColor}
     * @constructor
     */
    mw.calculators.objectClasses.DrugColor = function( propertyValues ) {
        var properties = {
            required: [
                'id'
            ],
            optional: [
                'parentColor',
                'primaryColor',
                'highlightColor',
                'striped'
            ]
        };

        mw.calculators.objectClasses.CalculatorObject.call( this, properties, propertyValues );

        if( !this.primaryColor && !this.parentColor ) {
            throw new Error( 'Drug color "' + this.id + '" must define either a primary color or a parent color.' );
        }
    };

    mw.calculators.objectClasses.DrugColor.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );

    mw.calculators.objectClasses.DrugColor.getParentDrugColor = function() {
        if( !this.parentColor ) {
            return null;
        }

        var parentDrugColor = mw.calculators.getDrugColor( this.parentColor );

        if( !parentDrugColor ) {
            throw new Error( 'Parent drug color "' + this.parentColor + '" not found for drug color "' + this.id + '"' );
        }

        return parentDrugColor;
    };

    mw.calculators.objectClasses.DrugColor.getHighlightColor = function() {
        if( this.highlightColor ) {
            return this.highlightColor;
        } else if( this.parentColor ) {
            return this.getParentDrugColor().getHighlightColor();
        }
    };

    mw.calculators.objectClasses.DrugColor.getPrimaryColor = function() {
        if( this.primaryColor ) {
            return this.primaryColor;
        } else if( this.parentColor ) {
            return this.getParentDrugColor().getPrimaryColor();
        }
    };

    mw.calculators.objectClasses.DrugColor.isStriped = function() {
        if( this.striped !== null ) {
            return this.striped;
        } else if( this.parentColor ) {
            return this.getParentDrugColor().isStriped();
        }
    };





    /**
     * DrugPopulation
     */

    mw.calculators.drugPopulations = {};

    mw.calculators.addDrugPopulations = function( drugPopulationData ) {
        var drugPopulations = mw.calculators.createCalculatorObjects( 'DrugPopulation', drugPopulationData );

        for( var drugPopulationId in drugPopulations ) {
            mw.calculators.drugPopulations[ drugPopulationId ] = drugPopulations[ drugPopulationId ];
        }
    };

    mw.calculators.getDrugPopulation = function( drugPopulationId ) {
        if( mw.calculators.drugPopulations.hasOwnProperty( drugPopulationId ) ) {
            return mw.calculators.drugPopulations[ drugPopulationId ];
        } else {
            return null;
        }
    };



    /**
     * Class DrugPopulation
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugPopulation}
     * @constructor
     */
    mw.calculators.objectClasses.DrugPopulation = function( propertyValues ) {
        var properties = {
            required: [
                'id',
                'name'
            ],
            optional: [
                'abbreviation',
                'variables'
            ]
        };

        mw.calculators.objectClasses.CalculatorObject.call( this, properties, propertyValues );

        if( this.variables ) {
            for( var variableId in this.variables ) {
                if( !mw.calculators.getVariable( variableId ) ) {
                    throw new Error( 'DrugPopulation variable "' + variableId + '" not defined' );
                }
            }
        } else {
            this.variables = {};
        }
    };

    mw.calculators.objectClasses.DrugPopulation.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );

    mw.calculators.objectClasses.DrugPopulation.prototype.getCalculationData = function() {
        var inputData = new mw.calculators.objectClasses.CalculationData();

        for( var variableId in this.variables ) {
            inputData.variables.required.push( variableId );
        }

        return inputData;
    };





    /**
     * DrugIndication
     */
    mw.calculators.drugIndications = {};

    mw.calculators.addDrugIndications = function( drugIndicationData ) {
        var drugIndications = mw.calculators.createCalculatorObjects( 'DrugIndication', drugIndicationData );

        for( var drugIndicationId in drugIndications ) {
            mw.calculators.drugIndications[ drugIndicationId ] = drugIndications[ drugIndicationId ];
        }
    };

    mw.calculators.getDrugIndication = function( drugIndicationId ) {
        if( mw.calculators.drugIndications.hasOwnProperty( drugIndicationId ) ) {
            return mw.calculators.drugIndications[ drugIndicationId ];
        } else {
            return null;
        }
    };



    /**
     * Class DrugIndication
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugIndication}
     * @constructor
     */
    mw.calculators.objectClasses.DrugIndication = function( propertyValues ) {
        var properties = {
            required: [
                'id',
                'name'
            ],
            optional: [
                'abbreviation'
            ]
        };

        mw.calculators.objectClasses.CalculatorObject.call( this, properties, propertyValues );
    };

    mw.calculators.objectClasses.DrugIndication.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );





    /**
     * Drug
     */
    mw.calculators.drugs = {};

    mw.calculators.addDrugs = function( drugData ) {
        var drugs = mw.calculators.createCalculatorObjects( 'Drug', drugData );

        for( var drugId in drugs ) {
            mw.calculators.drugs[ drugId ] = drugs[ drugId ];
        }
    };

    mw.calculators.addDrugDosages = function( drugId, drugDosageData ) {
        var drug = mw.calculators.getDrug( drugId );

        if( !drug ) {
            throw new Error( 'DrugDosage references drug "' + drugId + '" which is not defined' );
        }

        drug.addDosages( drugDosageData );

        var calculationId = 'drugDosage-' + drugId;
        var calculation = mw.calculators.getCalculation( calculationId );

        if( !calculation ) {
            var calculationData = {};

            calculationData[ calculationId ] = {
                calculate: mw.calculators.objectClasses.DrugDosageCalculation.prototype.calculate,
                drug: drugId,
                type: 'drug'
            };

            mw.calculators.addCalculations( calculationData, 'DrugDosageCalculation' );

            calculation = mw.calculators.getCalculation( calculationId );
        }

        calculation.setDependencies();
    };

    mw.calculators.getDrug = function( drugId ) {
        if( mw.calculators.drugs.hasOwnProperty( drugId ) ) {
            return mw.calculators.drugs[ drugId ];
        } else {
            return null;
        }
    };



    /**
     * Class Drug
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.Drug}
     * @constructor
     */
    mw.calculators.objectClasses.Drug = function( propertyValues ) {
        var properties = {
            required: [
                'id',
                'name'
            ],
            optional: [
                'color'
            ]
        };

        mw.calculators.objectClasses.CalculatorObject.call( this, properties, propertyValues );

        if( !this.color ) {
            this.color = DEFAULT_DRUG_COLOR;
        }

        this.dosages = [];
        this.preparations = [];
    };

    mw.calculators.objectClasses.Drug.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );

    mw.calculators.objectClasses.Drug.prototype.addDosages = function( drugDosageData ) {
        var dosages = mw.calculators.createCalculatorObjects( 'DrugDosage', drugDosageData );

        for( var dosageId in dosages ) {
            dosages[ dosageId ].id = this.dosages.length;

            this.dosages.push( dosages[ dosageId ] );
        }
    };

    mw.calculators.objectClasses.Drug.prototype.getIndications = function() {
        var indications = [];

        for( var iDosage in this.dosages ) {
            if( this.dosages[ iDosage ].indication ) {
                indications.push( this.dosages[ iDosage ].indication );
            }
        }

        return indications.filter( mw.calculators.uniqueValues );
    };

    mw.calculators.objectClasses.Drug.prototype.getPopulations = function( indicationId ) {
        var populations = [];

        for( var iDosage in this.dosages ) {
            if( this.dosages[ iDosage ].population &&
                ( !indicationId || ( this.dosages[ iDosage ].indication && this.dosages[ iDosage ].indication.id === indicationId ) ) ) {
                populations.push( this.dosages[ iDosage ].population );
            }
        }

        return populations.filter( mw.calculators.uniqueValues );
    };

    mw.calculators.objectClasses.Drug.prototype.getPreparations = function() {
        return this.preparations.filter( mw.calculators.uniqueValues );
    };





    /**
     * DrugPreparation
     */
    mw.calculators.addDrugPreparations = function( drugId, drugPreparationData ) {
        if( !mw.calculators.getDrug( drugId ) ) {
            throw new Error( 'DrugPreparation references drug "' + drugId + '" which is not defined' );
        }

        for( var drugPreparationId in drugPreparationData ) {
            drugPreparationData[ drugPreparationId ].drug = drugId;
        }

        var drugPreparations = mw.calculators.createCalculatorObjects( 'DrugPreparation', drugPreparationData );

        for( var drugPreparationId in drugPreparations ) {
            mw.calculators.drugs[ drugId ].preparations[ drugPreparationId ] = drugPreparations[ drugPreparationId ];
        }
    };



    /**
     * Class DrugPreparation
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugPreparation}
     * @constructor
     */
    mw.calculators.objectClasses.DrugPreparation = function( propertyValues ) {
        var properties = {
            required: [
                'drug',
                'id',
                'concentration'
            ],
            optional: [
                'dilutionRequired',
                'commonDilution'
            ]
        };

        mw.calculators.objectClasses.CalculatorObject.call( this, properties, propertyValues );
    };

    mw.calculators.objectClasses.DrugPreparation.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );





    /**
     * Class DrugDosage
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugDosage}
     * @constructor
     */
    mw.calculators.objectClasses.DrugDosage = function( propertyValues ) {
        var properties = {
            required: [
                'dose',
                'id',
                'indication'
            ],
            optional: [
                'population'
            ]
        };

        mw.calculators.objectClasses.CalculatorObject.call( this, properties, propertyValues );

        var drugIndication = mw.calculators.getDrugIndication( this.indication );

        if( !drugIndication ) {
            throw new Error( 'Invalid indication "' + this.indication + '" for drug dosage' );
        }

        this.indication = drugIndication;

        this.population = this.population ? this.population : DEFAULT_DRUG_POPULATION;

        var drugPopulation = mw.calculators.getDrugPopulation( this.population );

        if( !drugPopulation ) {
            throw new Error( 'Invalid population "' + this.population + '" for drug dosage' );
        }

        this.population = drugPopulation;

        var drugDoseData = this.dose;
        this.dose = [];

        this.addDoses( drugDoseData );
    };

    mw.calculators.objectClasses.DrugDosage.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );

    mw.calculators.objectClasses.DrugDosage.prototype.addDoses = function( drugDoseData ) {
        // Each dosage can have one or more associated doses. Ensure this value is an array.
        if( !Array.isArray( drugDoseData ) ) {
            drugDoseData = [ drugDoseData ];
        }

        var doses = mw.calculators.createCalculatorObjects( 'DrugDose', drugDoseData );

        for( var doseId in doses ) {
            doses[ doseId ].id = this.dose.length;

            this.dose.push( doses[ doseId ] );
        }
    };

    mw.calculators.objectClasses.DrugDosage.prototype.getCalculationData = function() {
        var inputData = new mw.calculators.objectClasses.CalculationData();

        inputData = inputData.merge( this.population.getCalculationData() );

        for( var iDose in this.dose ) {
            inputData = inputData.merge( this.dose[ iDose ].getCalculationData() );
        }

        return inputData;
    };





    /**
     * Class DrugDose
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugDose}
     * @constructor
     */
    mw.calculators.objectClasses.DrugDose = function( propertyValues ) {
        mw.calculators.objectClasses.CalculatorObject.call( this, this.getProperties(), propertyValues );

        var mathProperties = this.getMathProperties();

        for( var iMathProperty in mathProperties ) {
            var mathProperty = mathProperties[ iMathProperty ];

            this[ mathProperty ] = this[ mathProperty ] ? math.unit( this[ mathProperty ] ) : null;
        }

        if( this.weightCalculation ) {
            var weightCalculation = mw.calculators.getCalculation( this.weightCalculation );

            if( !weightCalculation ) {
                throw new Error( 'Drug dose references weight calculation "' + this.weightCalculation + '" which is not defined' );
            }

            this.weightCalculation = weightCalculation;
        }
    };

    mw.calculators.objectClasses.DrugDose.prototype = Object.create( mw.calculators.objectClasses.CalculatorObject.prototype );

    mw.calculators.objectClasses.DrugDose.prototype.getCalculationData = function() {
        var calculationData = new mw.calculators.objectClasses.CalculationData();

        var mathProperties = this.getMathProperties();

        // Look at dose properties to identify any variable dependence (e.g. weight-dependence)
        for( var iMathProperty in mathProperties ) {
            var mathProperty = mathProperties[ iMathProperty ];

            var dosePropertyValue = this[ mathProperty ];

            // For now, this only supports weight dependence, unclear if it will need to be more generalizable in the future
            if( dosePropertyValue &&
                dosePropertyValue.formatUnits().match( /\/[\s(]*?kg/ ) &&
                calculationData.variables.required.indexOf( 'weight' ) === -1 ) {
                calculationData.variables.required.push( 'weight' );
            }
        }

        if( this.weightCalculation ) {
            calculationData.calculations.optional.push( this.weightCalculation.id );
        }

        return calculationData;
    };

    mw.calculators.objectClasses.DrugDose.prototype.getMathProperties = function() {
        return [
            'dose',
            'min',
            'max',
            'absoluteMin',
            'absoluteMax'
        ];
    };

    mw.calculators.objectClasses.DrugDose.prototype.getProperties = function() {
        return {
            required: [
                'id'
            ],
            optional: [
                'absoluteMin',
                'absoluteMax',
                'dose',
                'min',
                'max',
                'name',
                'route',
                'weightCalculation'
            ]
        };
    };




    /**
     * 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 ) {
        console.log( data );
    };

    mw.calculators.objectClasses.DrugDosageCalculation.prototype.getCalculationData = function() {
        var inputData = new mw.calculators.objectClasses.CalculationData();

        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;

        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;

        return data;
    };


    mw.calculators.objectClasses.DrugDosageCalculation.prototype.getLabelHtml = function() {
        var labelHtml = this.name;

        labelHtml = $( '<a>', {
            href: mw.util.getUrl( this.name ),
            text: labelHtml
        } )[ 0 ].outerHTML;

        return labelHtml;
    };

    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.getVariableIds = function() {
        var variablePrefix = this.drug.id + '-';

        return {
            indication: variablePrefix + 'indication',
            population: variablePrefix + 'population',
            preparation: variablePrefix + 'preparation'
        };
    };

    mw.calculators.objectClasses.DrugDosageCalculation.prototype.initialize = function() {
        mw.calculators.objectClasses.AbstractCalculation.prototype.initialize.call( this );

        var drug = mw.calculators.getDrug( this.drug );

        if( !drug ) {
            throw new Error( 'DrugDosage references drug "' + this.drug + '" which is not defined' );
        }

        this.drug = drug;

        var variableIds = this.getVariableIds();

        // Create variables for indication, population?, preparation select boxes? Here or m.c.addDosages() or elsewhere?
        // Will have to add them to getCalculationData too.
        var drugVariables = {};

        var indications = this.drug.getIndications();

        drugVariables[ variableIds.indication ] = {
            name: 'Indication',
            type: 'string',
            defaultValue: indications.length ? indications[ 0 ].id : null,
            options: indications.map( function( indication ) { return indication.id; } )
        };

        var populations = this.drug.getPopulations( indications[ 0 ].id );

        drugVariables[ variableIds.population ] = {
            name: 'Population',
            type: 'string',
            defaultValue: populations.length ? populations[ 0 ].id : null,
            options: populations.map( function( population ) { return population.id; } )

        };

        var preparations = this.drug.getPreparations();

        drugVariables[ variableIds.preparation ] = {
            name: 'Preparation',
            type: 'string',
            defaultValue: preparations.length ? preparations[ 0 ].id : null,
            options: preparations.map( function( preparation ) { return preparation.id; } )
        };

        mw.calculators.addVariables( drugVariables );
    };





    /**
     * Class DrugDosageCalculator
     * @param {Object} propertyValues
     * @returns {mw.calculators.objectClasses.DrugDosageCalculator}
     * @constructor
     */
    mw.calculators.objectClasses.DrugDosageCalculator = function( propertyValues ) {
        mw.calculators.objectClasses.CalculatorObject.call( this, this.getProperties(), propertyValues );
    };

    mw.calculators.objectClasses.DrugDosageCalculator.prototype = Object.create( mw.calculators.objectClasses.AbstractCalculator.prototype );

    mw.calculators.objectClasses.DrugDosageCalculator.prototype.getProperties = function() {
        var inheritedProperties = mw.calculators.objectClasses.AbstractCalculator.prototype.getProperties();

        return this.mergeProperties( inheritedProperties, {
            required: [],
            optional: []
        } );
    };

    mw.calculators.objectClasses.DrugDosageCalculator.prototype.doRender = function() {
        var $calculatorContainer = $( '.' + this.getContainerClass() );

        if( !$calculatorContainer.length ) {
            return;
        }

        $calculatorContainer.empty();

        var $calculationsContainer = $( '<table>', {
            class: 'wikitable'
        } ).append( '<tbody>' );

        $calculatorContainer.append( $calculationsContainer );

        for( var iCalculationId in this.calculations ) {
            var calculation = mw.calculators.getCalculation( this.calculations[ iCalculationId ] );
            var calculationContainerClass = calculation.getContainerClass();

            var $calculationContainer = $( '<tr>', {
                class: calculationContainerClass
            } );

            $calculationsContainer.append( $calculationContainer );

            calculation.render();
        }
    };












    /*******
     * BEGIN DRUG DATA
     *******/



    /**
     * DrugColor data
     */
    mw.calculators.addDrugColors( {
        anticholinergic: {
            primaryColor: '#00ac8c'
        },
        benzodiazepine: {
            primaryColor: '#ff6c2f'
        },
        benzodiazepineReversal: {
            parentColor: 'benzodiazepine',
            striped: true
        },
        cardiovascularAgonist: {
            primaryColor: '#ba93df'
        },
        cardiovascularAntagonist: {
            parentColor: 'cardiovascularAgonist',
            striped: true
        },
        default: {
            primaryColor: '#fff'
        },
        desflurane: {
            primaryColor: '#0ab8fd'
        },
        enflurane: {
            primaryColor: '#f58733'
        },
        epinephrine: {
            parentColor: 'cardiovascularAntagonist',
            highlightColor: '#000'
        },
        halothane: {
            primaryColor: '#b20107'
        },
        isoflurane: {
            primaryColor: '#ca7fc0'
        },
        localAnesthetic: {
            primaryColor: '#dad9d6'
        },
        neuromuscularBlocker: {
            primaryColor: '#fe5442'
        },
        neuromuscularBlockerReversal: {
            parentColor: 'neuromuscularBlocker',
            striped: true
        },
        nitrousOxide: {
            primaryColor: '#2d549f'
        },
        opioid: {
            primaryColor: '#6cd1ef'
        },
        opioidReversal: {
            parentColor: 'opioid',
            striped: true
        },
        sedativeHypnotic: {
            primaryColor: '#ffe800'
        },
        sevoflurane: {
            primaryColor: '#f8da00'
        },
        succinylcholine: {
            parentColor: 'neuromuscularBlocker',
            highlightColor: '#000'
        }
    } );



    /**
     * DrugPopulation data
     */
    mw.calculators.addDrugPopulations( {
        general: {
            name: 'General',
            abbreviation: 'Gen.'
        },
        neonatal: {
            name: 'Neonatal',
            abbreviation: 'Neo.',
            variables: {
                age: {
                    max: '0 yo'
                }
            }
        },
        pediatric: {
            name: 'Pediatric',
            abbreviation: 'Ped.',
            variables: {
                age: {
                    min: '0 yo',
                    max: '17.9 yo'
                }
            }
        },
        elderly: {
            name: 'Elderly',
            abbreviation: 'Eld.',
            variables: {
                age: {
                    min: '65 yo'
                }
            }
        }
    } );



    /**
     * DrugIndication data
     */
    mw.calculators.addDrugIndications( {
        abxProphylaxis: {
            name: 'Antimicrobial prophylaxis',
            abbreviation: 'Abx.'
        },
        generalAnesthesia: {
            name: 'General anesthesia',
            abbreviation: 'GA'
        },
        mac: {
            name: 'Monitored anesthesia care',
            abbreviation: 'MAC'
        }
    } );



    /**
     * Drug data
     */


    /**
     * Cefazolin
     */
    mw.calculators.addDrugs( {
        cefazolin: {
            name: 'Cefazolin'
        }
    } );

    mw.calculators.addDrugDosages( 'cefazolin', [
        {
            indication: 'abxProphylaxis',
            population: 'general',
            dose: {
                dose: '2 g'
            }
        }
    ] );


    /**
     * Ketamine
     */
    mw.calculators.addDrugs( {
        ketamine: {
            name: 'Ketamine',
            color: 'sedativeHypnotic'
        }
    } );

    mw.calculators.addDrugPreparations( 'ketamine', [
        {
            concentration: '10 mg/mL'
        }, {
            concentration: '50 mg/mL'
        }, {
            concentration: '100 mg/mL'
        }
    ] );


    /**
     * Lidocaine
     */
    mw.calculators.addDrugs( {
        lidocaine: {
            name: 'Lidocaine',
            color: 'localAnesthetic'
        }
    } );

    mw.calculators.addDrugPreparations( 'lidocaine', [
        {
            concentration: '1 pct'
        }, {
            concentration: '2 pct'
        }
    ] );


    /**
     * Propofol
     */
    mw.calculators.addDrugs( {
        propofol: {
            name: 'Propofol',
            color: 'sedativeHypnotic'
        }
    } );

    mw.calculators.addDrugPreparations( 'propofol', [
        {
            concentration: '10 mg/mL'
        }
    ] );

    mw.calculators.addDrugDosages( 'propofol', [
        {
            indication: 'generalAnesthesia',
            population: 'general',
            dose: [
                {
                    name: 'Induction',
                    min: '1 mg/kg',
                    max: '2.5 mg/kg',
                    weightCalculation: 'lbw'
                }, {
                    name: 'Maintenance',
                    min: '100 mcg/kg/min',
                    max: '200 mcg/kg/min',
                    route: 'IV'
                }
            ]
        }, {
            indication: 'generalAnesthesia',
            population: 'pediatric',
            dose: [
                {
                    name: 'Induction',
                    min: '2.5 mg/kg',
                    max: '3.5 mg/kg',
                    weightCalculation: 'lbw'
                }, {
                    name: 'Maintenance',
                    min: '125 mcg/kg/min',
                    max: '300 mcg/kg/min'
                }
            ]
        }, {
            indication: 'generalAnesthesia',
            population: 'elderly',
            dose: [
                {
                    name: 'Induction',
                    min: '1 mg/kg',
                    max: '1.5 mg/kg',
                    weightCalculation: 'lbw'
                }, {
                    name: 'Maintenance',
                    min: '50 mcg/kg/min',
                    max: '100 mcg/kg/min'
                }
            ]
        }, {
            indication: 'mac',
            population: 'general',
            dose: [
                {
                    min: '25 mcg/kg/min',
                    max: '75 mcg/kg/min'
                }
            ]
        }
    ] );









    /**
     * DrugDosage
     *
     * Structure is:
     *
     * drugId: {
     *     indicationId: {
     *         doseId: {
     *
     *         }
     *     }
     * }
     */

    var drugDosages = {
        cefazolin: {
            abxProphylaxis: {
                general: {
                    population: 'general',
                    dose: '2 g'
                },
                general120kg: {
                    population: {
                        id: 'general',
                        variables: {
                            weight: {
                                min: '120 kg'
                            }
                        }
                    },
                    dose: '3 g'
                },
                pediatric: {
                    dose: {
                        absoluteMax: '2 g',
                        dose: '30 mg/kg'
                    }
                },
                pediatric120kg: {
                    population: {
                        id: 'pediatric',
                        variables: {
                            weight: {
                                min: '120 kg'
                            }
                        }
                    },
                    dose: {
                        dose: '3 g'
                    }
                }
            }
        }
    };

}() );
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