/**
 * customizer.js
 *
 * author    Denis Franchi
 * package   Atomy
 * version   1.0.5
 */

/** Sortable Repeater Custom Control */

jQuery( document ).ready(function($) {
	"use strict";
	// Update the values for all our input fields and initialise the sortable repeater
	$('.sortable_repeater_control').each(function() {
		// If there is an existing customizer value, populate our rows
		var defaultValuesArray = $(this).find('.customize-control-sortable-repeater').val().split(',');
		var numRepeaterItems = defaultValuesArray.length;

		if(numRepeaterItems > 0) {
			// Add the first item to our existing input field
			$(this).find('.repeater-input').val(defaultValuesArray[0]);
			// Create a new row for each new value
			if(numRepeaterItems > 1) {
				var i;
				for (i = 1; i < numRepeaterItems; ++i) {
					skyrocketAppendRow($(this), defaultValuesArray[i]);
				}
			}
		}
	});

	// Make our Repeater fields sortable
	$(this).find('.sortable').sortable({
		update: function(event, ui) {
			skyrocketGetAllInputs($(this).parent());
		}
	});

	// Remove item starting from it's parent element
	$('.sortable').on('click', '.customize-control-sortable-repeater-delete', function(event) {
		event.preventDefault();
		var numItems = $(this).parent().parent().find('.repeater').length;

		if(numItems > 1) {
			$(this).parent().slideUp('fast', function() {
				var parentContainer = $(this).parent().parent();
				$(this).remove();
				skyrocketGetAllInputs(parentContainer);
			})
		}
		else {
			$(this).parent().find('.repeater-input').val('');
			skyrocketGetAllInputs($(this).parent().parent().parent());
		}
	});

	// Add new item
	$('.customize-control-sortable-repeater-add').click(function(event) {
		event.preventDefault();
		skyrocketAppendRow($(this).parent());
		skyrocketGetAllInputs($(this).parent());
	});

	// Refresh our hidden field if any fields change
	$('.sortable').change(function() {
		skyrocketGetAllInputs($(this).parent());
	})

	// Add https:// to the start of the URL if it doesn't have it
	$('.sortable').on('blur', '.repeater-input', function() {
		var url = $(this);
		var val = url.val();
		if(val && !val.match(/^.+:\/\/.*/)) {
			// Important! Make sure to trigger change event so Customizer knows it has to save the field
			url.val('https://' + val).trigger('change');
		}
	});

	// Append a new row to our list of elements
	function skyrocketAppendRow($element, defaultValue = '') {
		var newRow = '<div class="repeater" style="display:none"><input type="text" value="' + defaultValue + '" class="repeater-input" placeholder="https://" /><span class="dashicons dashicons-sort"></span><a class="customize-control-sortable-repeater-delete" href="#"><span class="dashicons dashicons-no-alt"></span></a></div>';

		$element.find('.sortable').append(newRow);
		$element.find('.sortable').find('.repeater:last').slideDown('slow', function(){
			$(this).find('input').focus();
		});
	}

	// Get the values from the repeater input fields and add to our hidden field
	function skyrocketGetAllInputs($element) {
		var inputValues = $element.find('.repeater-input').map(function() {
			return $(this).val();
		}).toArray();
		// Add all the values from our repeater fields to the hidden field (which is the one that actually gets saved)
		$element.find('.customize-control-sortable-repeater').val(inputValues);
		// Important! Make sure to trigger change event so Customizer knows it has to save the field
		$element.find('.customize-control-sortable-repeater').trigger('change');
	}

/** Slider Custom Control */

	// Set our slider defaults and initialise the slider
	$('.slider-custom-control').each(function(){
		var sliderValue = $(this).find('.customize-control-slider-value').val();
		var newSlider = $(this).find('.slider');
		var sliderMinValue = parseFloat(newSlider.attr('slider-min-value'));
		var sliderMaxValue = parseFloat(newSlider.attr('slider-max-value'));
		var sliderStepValue = parseFloat(newSlider.attr('slider-step-value'));

		newSlider.slider({
			value: sliderValue,
			min: sliderMinValue,
			max: sliderMaxValue,
			step: sliderStepValue,
			change: function(e,ui){
				// Important! When slider stops moving make sure to trigger change event so Customizer knows it has to save the field
				$(this).parent().find('.customize-control-slider-value').trigger('change');
	      }
		});
	});

	// Change the value of the input field as the slider is moved
	$('.slider').on('slide', function(event, ui) {
		$(this).parent().find('.customize-control-slider-value').val(ui.value);
	});

	// Reset slider and input field back to the default value
	$('.slider-reset').on('click', function() {
		var resetValue = $(this).attr('slider-reset-value');
		$(this).parent().find('.customize-control-slider-value').val(resetValue);
		$(this).parent().find('.slider').slider('value', resetValue);
	});

	// Update slider if the input field loses focus as it's most likely changed
	$('.customize-control-slider-value').blur(function() {
		var resetValue = $(this).val();
		var slider = $(this).parent().find('.slider');
		var sliderMinValue = parseInt(slider.attr('slider-min-value'));
		var sliderMaxValue = parseInt(slider.attr('slider-max-value'));

		// Make sure our manual input value doesn't exceed the minimum & maxmium values
		if(resetValue < sliderMinValue) {
			resetValue = sliderMinValue;
			$(this).val(resetValue);
		}
		if(resetValue > sliderMaxValue) {
			resetValue = sliderMaxValue;
			$(this).val(resetValue);
		}
		$(this).parent().find('.slider').slider('value', resetValue);
	});

/** Single Accordion Custom Control */

	$('.single-accordion-toggle').click(function() {
		var $accordionToggle = $(this);
		$(this).parent().find('.single-accordion').slideToggle('slow', function() {
			$accordionToggle.toggleClass('single-accordion-toggle-rotate', $(this).is(':visible'));
		});
	});

/** Image Check Box Custom Control */

	$('.multi-image-checkbox').on('change', function () {
		getAllCheckboxes($(this).parent().parent());
	  });
  
	  // Get the values from the checkboxes and add to our hidden field
	  function getAllCheckboxes($element) {
		var inputValues = $element.find('.multi-image-checkbox').map(function() {
		  if( $(this).is(':checked') ) {
			return $(this).val();
	   //   } else {
	   //     return '';
		  }
		}).toArray();
		// Important! Make sure to trigger change event so Customizer knows it has to save the field
		$element.find('.customize-control-multi-image-checkbox').val(inputValues).trigger('change');
	  }
	
/** Alpha Color Picker Custom Control */

	// Loop over each control and transform it into our color picker.
	$( '.alpha-color-control' ).each( function() {

	
		// Scope the vars.
		var $control, startingColor, paletteInput, showOpacity, defaultColor, palette,
			colorPickerOptions, $container, $alphaSlider, alphaVal, sliderOptions;

		// Store the control instance.
		$control = $( this );

		// Get a clean starting value for the option.
		startingColor = $control.val().replace( /\s+/g, '' );

		// Get some data off the control.
		paletteInput = $control.attr( 'data-palette' );
		showOpacity  = $control.attr( 'data-show-opacity' );
		defaultColor = $control.attr( 'data-default-color' );

		// Process the palette.
		if ( paletteInput.indexOf( '|' ) !== -1 ) {
			palette = paletteInput.split( '|' );
		} else if ( 'false' == paletteInput ) {
			palette = false;
		} else {
			palette = true;
		}

		// Set up the options that we'll pass to wpColorPicker().
		colorPickerOptions = {
			change: function( event, ui ) {
				var key, value, alpha, $transparency;

				key = $control.attr( 'data-customize-setting-link' );
				value = $control.wpColorPicker( 'color' );

				// Set the opacity value on the slider handle when the default color button is clicked.
				if ( defaultColor == value ) {
					alpha = acp_get_alpha_value_from_color( value );
					$alphaSlider.find( '.ui-slider-handle' ).text( alpha );
				}

				// Send ajax request to wp.customize to trigger the Save action.
				wp.customize( key, function( obj ) {
					obj.set( value );
				});

				$transparency = $container.find( '.transparency' );

				// Always show the background color of the opacity slider at 100% opacity.
				$transparency.css( 'background-color', ui.color.toString( 'no-alpha' ) );
			},
			palettes: palette // Use the passed in palette.
		};

		// Create the colorpicker.
		$control.wpColorPicker( colorPickerOptions );

		$container = $control.parents( '.wp-picker-container:first' );

		// Insert our opacity slider.
		$( '<div class="alpha-color-picker-container">' +
				'<div class="min-click-zone click-zone"></div>' +
				'<div class="max-click-zone click-zone"></div>' +
				'<div class="alpha-slider"></div>' +
				'<div class="transparency"></div>' +
			'</div>' ).appendTo( $container.find( '.wp-picker-holder' ) );

		$alphaSlider = $container.find( '.alpha-slider' );

		// If starting value is in format RGBa, grab the alpha channel.
		alphaVal = acp_get_alpha_value_from_color( startingColor );

		// Set up jQuery UI slider() options.
		sliderOptions = {
			create: function( event, ui ) {
				var value = $( this ).slider( 'value' );

				// Set up initial values.
				$( this ).find( '.ui-slider-handle' ).text( value );
				$( this ).siblings( '.transparency ').css( 'background-color', startingColor );
			},
			value: alphaVal,
			range: 'max',
			step: 1,
			min: 0,
			max: 100,
			animate: 300
		};

		// Initialize jQuery UI slider with our options.
		$alphaSlider.slider( sliderOptions );

		// Maybe show the opacity on the handle.
		if ( 'true' == showOpacity ) {
			$alphaSlider.find( '.ui-slider-handle' ).addClass( 'show-opacity' );
		}


		// Bind event handlers for the click zones.
		$container.find( '.min-click-zone' ).on( 'click', function() {
			acp_update_alpha_value_on_color_control( 0, $control, $alphaSlider, true );
		});
		$container.find( '.max-click-zone' ).on( 'click', function() {
			acp_update_alpha_value_on_color_control( 100, $control, $alphaSlider, true );
		});

		// Bind event handler for clicking on a palette color.
		$container.find( '.iris-palette' ).on( 'click', function() {
			var color, alpha;

			color = $( this ).css( 'background-color' );
			alpha = acp_get_alpha_value_from_color( color );

			acp_update_alpha_value_on_alpha_slider( alpha, $alphaSlider );

			// Sometimes Iris doesn't set a perfect background-color on the palette,
			// for example rgba(20, 80, 100, 0.3) becomes rgba(20, 80, 100, 0.298039).
			// To compensante for this we round the opacity value on RGBa colors here
			// and save it a second time to the color picker object.
			if ( alpha != 100 ) {
				color = color.replace( /[^,]+(?=\))/, ( alpha / 100 ).toFixed( 2 ) );
			}

			$control.wpColorPicker( 'color', color );
		});

		// Bind event handler for clicking on the 'Clear' button.
		$container.find( '.button.wp-picker-clear' ).on( 'click', function() {
			var key = $control.attr( 'data-customize-setting-link' );

			// The #fff color is delibrate here. This sets the color picker to white instead of the
			// defult black, which puts the color picker in a better place to visually represent empty.
			$control.wpColorPicker( 'color', '#ffffff' );

			// Set the actual option value to empty string.
			wp.customize( key, function( obj ) {
				obj.set( '' );
			});

			acp_update_alpha_value_on_alpha_slider( 100, $alphaSlider );
		});

		// Bind event handler for clicking on the 'Default' button.
		$container.find( '.button.wp-picker-default' ).on( 'click', function() {
			var alpha = acp_get_alpha_value_from_color( defaultColor );

			acp_update_alpha_value_on_alpha_slider( alpha, $alphaSlider );
		});

		// Bind event handler for typing or pasting into the input.
		$control.on( 'input', function() {
			var value = $( this ).val();
			var alpha = acp_get_alpha_value_from_color( value );

			acp_update_alpha_value_on_alpha_slider( alpha, $alphaSlider );
		});

		// Update all the things when the slider is interacted with.
		$alphaSlider.slider().on( 'slide', function( event, ui ) {
			var alpha = parseFloat( ui.value ) / 100.0;

			acp_update_alpha_value_on_color_control( alpha, $control, $alphaSlider, false );

			// Change value shown on slider handle.
			$( this ).find( '.ui-slider-handle' ).text( ui.value );
		});

	});

	/**
	 * Override the stock color.js toString() method to add support for outputting RGBa or Hex.
	 */
	Color.prototype.toString = function( flag ) {

		// If our no-alpha flag has been passed in, output RGBa value with 100% opacity.
		// This is used to set the background color on the opacity slider during color changes.
		if ( 'no-alpha' == flag ) {
			return this.toCSS( 'rgba', '1' ).replace( /\s+/g, '' );
		}

		// If we have a proper opacity value, output RGBa.
		if ( 1 > this._alpha ) {
			return this.toCSS( 'rgba', this._alpha ).replace( /\s+/g, '' );
		}

		// Proceed with stock color.js hex output.
		var hex = parseInt( this._color, 10 ).toString( 16 );
		if ( this.error ) { return ''; }
		if ( hex.length < 6 ) {
			for ( var i = 6 - hex.length - 1; i >= 0; i-- ) {
				hex = '0' + hex;
			}
		}

		return '#' + hex;
	};

	/**
	 * Given an RGBa, RGB, or hex color value, return the alpha channel value.
	 */
	function acp_get_alpha_value_from_color( value ) {
		var alphaVal;

		// Remove all spaces from the passed in value to help our RGBa regex.
		value = value.replace( / /g, '' );

		if ( value.match( /rgba\(\d+\,\d+\,\d+\,([^\)]+)\)/ ) ) {
			alphaVal = parseFloat( value.match( /rgba\(\d+\,\d+\,\d+\,([^\)]+)\)/ )[1] ).toFixed(2) * 100;
			alphaVal = parseInt( alphaVal );
		} else {
			alphaVal = 100;
		}

		return alphaVal;
	}

	/**
	 * Force update the alpha value of the color picker object and maybe the alpha slider.
	 */
	 function acp_update_alpha_value_on_color_control( alpha, $control, $alphaSlider, update_slider ) {
		var iris, colorPicker, color;

		iris = $control.data( 'a8cIris' );
		colorPicker = $control.data( 'wpWpColorPicker' );

		// Set the alpha value on the Iris object.
		iris._color._alpha = alpha;

		// Store the new color value.
		color = iris._color.toString();

		// Set the value of the input.
		$control.val( color );

		// Update the background color of the color picker.
		colorPicker.toggler.css({
			'background-color': color
		});

		// Maybe update the alpha slider itself.
		if ( update_slider ) {
			acp_update_alpha_value_on_alpha_slider( alpha, $alphaSlider );
		}

		// Update the color value of the color picker object.
		$control.wpColorPicker( 'color', color );
	}

/** Update the slider handle position and label. */
	function acp_update_alpha_value_on_alpha_slider( alpha, $alphaSlider ) {
		$alphaSlider.slider( 'value', alpha );
		$alphaSlider.find( '.ui-slider-handle' ).text( alpha.toString() );
	}

	$('.customize-control-dropdown-select2').each(function(){
		$('.customize-control-select2').select2({
			allowClear: true
		});
	});

	$(".customize-control-select2").on("change", function() {
		var select2Val = $(this).val();
		$(this).parent().find('.customize-control-dropdown-select2').val(select2Val).trigger('change');
	});

});