/*!
 * Copyright (c) 2012 Ben Olson (https://github.com/bseth99/jquery-ui-extensions)
 * jQuery UI LabeledSlider @VERSION
 *
 * Permission is hereby granted, free of charge, to any person
 * obtaining a copy of this software and associated documentation
 * files (the "Software"), to deal in the Software without
 * restriction, including without limitation the rights to use,
 * copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following
 * conditions:
 *
 * The above copyright notice and this permission notice shall be
 * included in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 * OTHER DEALINGS IN THE SOFTWARE.
 *
 * Depends:
 *  jquery.ui.core.js
 *  jquery.ui.widget.js
 *  jquery.ui.mouse.js
 *  jquery.ui.slider.js
 */

( function ( $, undefined ) {
	$.widget( 'ui.labeledslider', $.ui.slider, {
		version: '@VERSION',

		options: {
			tickInterval: 0,
			tweenLabels: true,
			tickLabels: null,
			tickArray: [],
		},

		uiSlider: null,
		tickInterval: 0,
		tweenLabels: true,

		_create() {
			this._detectOrientation();

			this.uiSlider = this.element
				.wrap( '<div class="ui-slider-wrapper ui-widget"></div>' )
				.before( '<div class="ui-slider-labels"></div>' )
				.parent()
				.addClass( this.orientation )
				.css( 'font-size', this.element.css( 'font-size' ) );

			this._super();

			this.element.removeClass( 'ui-widget' );

			this._alignWithStep();

			if ( this.orientation == 'horizontal' ) {
				this.uiSlider.width( this.element.css( 'width' ) );
			} else {
				this.uiSlider.height( this.element.css( 'height' ) );
			}

			this._drawLabels();
		},

		_drawLabels() {
			let labels = this.options.tickLabels || {},
				$lbl = this.uiSlider.children( '.ui-slider-labels' ),
				dir = this.orientation == 'horizontal' ? 'left' : 'bottom',
				min = this.options.min,
				max = this.options.max,
				inr = this.tickInterval,
				cnt = max - min,
				tickArray = this.options.tickArray,
				ta = tickArray.length > 0,
				label,
				pt,
				i = 0;

			$lbl.html( '' );

			for ( ; i <= cnt; i++ ) {
				if (
					( ! ta && i % inr == 0 ) ||
					( ta && tickArray.indexOf( i + min ) > -1 )
				) {
					label = labels[ i + min ]
						? labels[ i + min ]
						: this.options.tweenLabels
						? i + min
						: '';

					$( '<div>' )
						.addClass(
							'ui-slider-label-ticks' +
								' ult-slider-ticks' +
								( i + 1 )
						)
						.css(
							dir,
							Math.round( ( i / cnt ) * 10000 ) / 100 + '%'
						)
						.html( '<span>' + label + '</span>' )
						.appendTo( $lbl );
				}
			}
		},

		_setOption( key, value ) {
			this._super( key, value );

			switch ( key ) {
				case 'tickInterval':
				case 'tickLabels':
				case 'tickArray':
				case 'min':
				case 'max':
				case 'step':
					this._alignWithStep();
					this._drawLabels();
					break;

				case 'orientation':
					this.element
						.removeClass( 'horizontal vertical' )
						.addClass( this.orientation );

					this._drawLabels();
					break;
			}
		},

		_alignWithStep() {
			if ( this.options.tickInterval < this.options.step )
				this.tickInterval = this.options.step;
			else this.tickInterval = this.options.tickInterval;
		},

		_destroy() {
			this._super();
			this.uiSlider.replaceWith( this.element );
		},

		widget() {
			return this.uiSlider;
		},
	} );
} )( jQuery );