/*!
 * jQuery UI Progressbar 1.13.1
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */

//>>label: Progressbar
//>>group: Widgets
/* eslint-disable max-len */
//>>description: Displays a status indicator for loading state, standard percentage, and other progress indicators.
/* eslint-enable max-len */
//>>docs: http://api.jqueryui.com/progressbar/
//>>demos: http://jqueryui.com/progressbar/
//>>css.structure: ../../themes/base/core.css
//>>css.structure: ../../themes/base/progressbar.css
//>>css.theme: ../../themes/base/theme.css

( function( factory ) {
"use strict";

if ( typeof define === "function" && define.amd ) {

// AMD. Register as an anonymous module.
define( [
"jquery",
"./core"
], factory );
} else {

// Browser globals
factory( jQuery );
}
} )( function( $ ) {
"use strict";

return $.widget( "ui.progressbar", {
version: "1.13.1",
options: {
classes: {
"ui-progressbar": "ui-corner-all",
"ui-progressbar-value": "ui-corner-left",
"ui-progressbar-complete": "ui-corner-right"
},
max: 100,
value: 0,

change: null,
complete: null
},

min: 0,

_create: function() {

// Constrain initial value
this.oldValue = this.options.value = this._constrainedValue();

this.element.attr( {

// Only set static values; aria-valuenow and aria-valuemax are
// set inside _refreshValue()
role: "progressbar",
"aria-valuemin": this.min
} );
this._addClass( "ui-progressbar", "ui-widget ui-widget-content" );

this.valueDiv = $( "<div>" ).appendTo( this.element );
this._addClass( this.valueDiv, "ui-progressbar-value", "ui-widget-header" );
this._refreshValue();
},

_destroy: function() {
this.element.removeAttr( "role aria-valuemin aria-valuemax aria-valuenow" );

this.valueDiv.remove();
},

value: function( newValue ) {
if ( newValue === undefined ) {
return this.options.value;
}

this.options.value = this._constrainedValue( newValue );
this._refreshValue();
},

_constrainedValue: function( newValue ) {
if ( newValue === undefined ) {
newValue = this.options.value;
}

this.indeterminate = newValue === false;

// Sanitize value
if ( typeof newValue !== "number" ) {
newValue = 0;
}

return this.indeterminate ? false :
Math.min( this.options.max, Math.max( this.min, newValue ) );
},

_setOptions: function( options ) {

// Ensure "value" option is set after other values (like max)
var value = options.value;
delete options.value;

this._super( options );

this.options.value = this._constrainedValue( value );
this._refreshValue();
},

_setOption: function( key, value ) {
if ( key === "max" ) {

// Don't allow a max less than min
value = Math.max( this.min, value );
}
this._super( key, value );
},

_setOptionDisabled: function( value ) {
this._super( value );

this.element.attr( "aria-disabled", value );
this._toggleClass( null, "ui-state-disabled", !!value );
},

_percentage: function() {
return this.indeterminate ?
100 :
100 * ( this.options.value - this.min ) / ( this.options.max - this.min );
},

_refreshValue: function() {
var value = this.options.value,
percentage = this._percentage();

this.valueDiv
.toggle( this.indeterminate || value > this.min )
.width( percentage.toFixed( 0 ) + "%" );

this
._toggleClass( this.valueDiv, "ui-progressbar-complete", null,
value === this.options.max )
._toggleClass( "ui-progressbar-indeterminate", null, this.indeterminate );

if ( this.indeterminate ) {
this.element.removeAttr( "aria-valuenow" );
if ( !this.overlayDiv ) {
this.overlayDiv = $( "<div>" ).appendTo( this.valueDiv );
this._addClass( this.overlayDiv, "ui-progressbar-overlay" );
}
} else {
this.element.attr( {
"aria-valuemax": this.options.max,
"aria-valuenow": value
} );
if ( this.overlayDiv ) {
this.overlayDiv.remove();
this.overlayDiv = null;
}
}

if ( this.oldValue !== value ) {
this.oldValue = value;
this._trigger( "change" );
}
if ( value === this.options.max ) {
this._trigger( "complete" );
}
}
} );

} );