MediaWiki:Gadget-dosage-calculator.js
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/* This modal dialog displays a tool for drug dosage calculations. */
console.log("Loading dosage calculator ...");
/*
@param string dose (ex: 90, 1,5)
@param string unit (ex: mg, mcg)
@param string frequency (ex: DIE, BID, q12h)
*/
drugKgDosageCalculator = function(dose, unit, frequency)
{
// Lazy load the following librairies
$.when( mw.loader.using( [ 'mediawiki.api', 'oojs-ui-core', 'oojs-ui-windows' ] )).then( function() {
var dialog = new OO.ui.MessageDialog();
// Create and append a window manager.
var windowManager = new OO.ui.WindowManager();
$( 'body' ).append( windowManager.$element );
// Add the dialog to the window manager.
windowManager.addWindows( [ dialog ] );
dialog.getActionProcess = function(action) // Set the cookie and close the dialog when the user clicks the button.
{
document.cookie = "wikimedica-skip-welcome-message=1; expires=Thu, 18 Dec 2030 12:00:00 UTC; path=/";
this.close();
return OO.ui.MessageDialog.super.prototype.getActionProcess.call( this, action );
}
// Configure the message dialog when it is opened with the window manager's openWindow() method.
windowManager.openWindow( dialog, {
title: new OO.ui.HtmlSnippet('Calculateur de dose'),
message: new OO.ui.HtmlSnippet('Amoxiciline 90 mg/kg/j'),
verbose: true,
size: 'medium',
actions: [
{
action: 'accept',
label: "Fermer le calculateur",
flags: 'primary'
}
]
});
});
};
/********************************** TEST **********************************/
let frequency_to_division = {'DIE': 1, 'BID': 2, 'TID': 3, 'QID': 4, 'q 2h': 12, 'q 3h': 8, 'q 4h': 6, 'q 5h': 4.8, 'q 6h': 4, 'q 8h': 3, 'q 10h': 2.4, 'q 12h': 2, 'q 24h': 1};
var drug = 'Amoxiciline';
var dose_per_kg = 90;
var dose_unit = 'mg';
var roa = 'PO';
var frequency = 'BID';
var prn = '';
var duration = 7;
var duration_unit = 'jours';
// Subclass DosageDialog.
function DosageDialog( config ) {
DosageDialog.super.call( this, config );
}
OO.inheritClass( DosageDialog, OO.ui.ProcessDialog );
// Specify a name for .addWindows()
DosageDialog.static.name = 'dosageDialog';
// Specify a static title and actions.
DosageDialog.static.title = 'Calculateur de dose';
DosageDialog.static.actions = [
{
action: 'save',
label: 'Fermer',
flags: 'primary'
}
];
// Initialize main panel widgets and set up event handlers.
DosageDialog.prototype.initialize = function () {
DosageDialog.super.prototype.initialize.call( this );
this.panel = new OO.ui.PanelLayout( {
padded: true,
expanded: true
} );
// Initialize Medication Label
this.medicationLabel = new OO.ui.LabelWidget( { label: 'Amoxiciline 90 mg/kg/j' } ),
// Initialize Horizontal Layout
this.horizontalLayout = new OO.ui.HorizontalLayout( {
} );
// Initialize Weight Input Field Set
this.weightInputFieldset = new OO.ui.FieldsetLayout();
// Initialize Weight Input
this.weightInput = new OO.ui.TextInputWidget();
// Set Weight Input Field
this.weightInputField = new OO.ui.FieldLayout( this.weightInput, {
label: 'Poids du patient:',
align: 'left'
} );
// Add Weight Input Field to Weight Input Field Set
this.weightInputFieldset.addItems( [ this.weightInputField ] );
// Initialize Unit Radio Input
this.unitRadioInput = new OO.ui.RadioSelectInputWidget( {
options: [
{ data: 'kg', label: 'Kg' },
{ data: 'lbs', label: 'Lbs'}
]
} );
/*
this.optionKg = new OO.ui.RadioOptionWidget( {
data: 'kg',
label: 'Kg'
} ),
this.optionLbs = new OO.ui.RadioOptionWidget( {
data: 'lbs',
label: 'Lbs'
} );
this.unitRadioInput = new OO.ui.RadioSelectWidget( {
items: [ this.optionKg, this.optionLbs ]
} );
// Select 'option Kg' using the RadioSelectWidget's selectItem() method.
this.unitRadioInput.selectItem( this.optionKg );
*/
// Set Elements to Horizontal Layout
this.horizontalLayout.addItems([this.weightInputFieldset, this.unitRadioInput]);
// Initialize Medication Label
this.dosageResultLabel = new OO.ui.LabelWidget( { label: 'Amoxiciline 500 mg BID x 7 jours' } ),
// Add Medication Label, Horizontal Input and Dosage Result Label to Panel
this.panel.$element.append( this.medicationLabel.$element );
this.panel.$element.append( this.horizontalLayout.$element );
this.panel.$element.append( this.dosageResultLabel.$element );
// Add Panel to Body
this.$body.append( this.panel.$element );
// Add Event Handler to Weight Input and Unit Radio Input
this.weightInput.connect( this, { 'change': 'onWeightInputChange' } );
this.unitRadioInput.connect( this, { 'change': 'onUnitRadioInputChange' } );
};
// Specify any additional functionality required by the window (disable opening an empty URL, in this case)
function updateDosageResult(dosageDialog){
// Get weight input
var weightInputNumber = parseFloat(dosageDialog.weightInput.value);
if (!Number.isNaN(weightInputNumber) && weightInputNumber > 0) {
var multiplier;
console.log(dosageDialog.unitRadioInput.value);
if (dosageDialog.unitRadioInput.value === 'kg'){
multiplier = 1.0;
} else {
multiplier = 0.453592;
}
var dose = Math.round(multiplier * dose_per_kg * weightInputNumber / frequency_to_division[frequency]);
var dosageResultLabelString = drug + ' ' + dose.toString() + ' ' + dose_unit + ' ' + roa + ' ' + frequency + ' ' + prn + ((prn) ? ' ' : '' ) + '×' + ' ' + duration.toString() + ' ' + duration_unit;
dosageDialog.dosageResultLabel.setLabel(dosageResultLabelString);
} else {
dosageDialog.dosageResultLabel.setLabel('');
}
}
DosageDialog.prototype.onUnitRadioInputChange = function ( value ) {
console.log("CHANGING UNIT INPUT");
updateDosageResult(this);
};
DosageDialog.prototype.onWeightInputChange = function ( value ) {
console.log("CHANGING WEIGHT INPUT");
console.log(this);
updateDosageResult(this);
};
// Use the getActionProcess() method to specify a process to handle the
// actions (for the 'save' action, in this example).
DosageDialog.prototype.getActionProcess = function ( action ) {
var dialog = this;
if ( action ) {
return new OO.ui.Process( function () {
dialog.close( {
action: action
} );
} );
}
// Fallback to parent handler.
return DosageDialog.super.prototype.getActionProcess.call( this, action );
};
/*
// Get dialog height.
DosageDialog.prototype.getBodyHeight = function () {
return this.content.$element.outerHeight( true );
};
*/
// Create and append the window manager.
var windowManager = new OO.ui.WindowManager();
$( document.body ).append( windowManager.$element );
// Create a new dialog window.
var dosageDialog = new DosageDialog({
size: 'big'
});
// Add windows to window manager using the addWindows() method.
windowManager.addWindows( [ dosageDialog ] );
// Open the window.
windowManager.openWindow( dosageDialog );