<?php

// Exit if accessed directly
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

if ( ! class_exists( 'FusionReduxFramework_sortable' ) ) {
	class FusionReduxFramework_sortable {

		/**
		 * Field Constructor.
		 * Required - must call the parent constructor, then assign field and value to vars, and obviously call the render field function
		 *
		 * @since FusionRedux_Options 2.0.1
		 */
		function __construct( $field = array(), $value = '', $parent ) {
			$this->parent = $parent;
			$this->field  = $field;
			$this->value  = $value;
		}

		/**
		 * Field Render Function.
		 * Takes the vars and outputs the HTML for the field in the settings
		 *
		 * @since FusionRedux_Options 2.0.1
		 */
		function render() {
			if ( empty( $this->field['mode'] ) ) {
				$this->field['mode'] = "text";
			}

			if ( $this->field['mode'] != "checkbox" && $this->field['mode'] != "text" ) {
				$this->field['mode'] = "text";
			}

			$class   = ( isset( $this->field['class'] ) ) ? $this->field['class'] : '';
			$options = $this->field['options'];

			// This is to weed out missing options that might be in the default
			// Why?  Who knows.  Call it a dummy check.
			if ( ! empty( $this->value ) ) {
				foreach ( $this->value as $k => $v ) {
					if ( ! isset( $options[ $k ] ) ) {
						unset( $this->value[ $k ] );
					}
				}
			}

			$noSort = false;
			foreach ( $options as $k => $v ) {
				if ( ! isset( $this->value[ $k ] ) ) {

					// A save has previously been done.
					if ( is_array( $this->value ) && array_key_exists( $k, $this->value ) ) {
						$this->value[ $k ] = $v;

						// Missing database entry, meaning no save has yet been done.
					} else {
						$noSort            = true;
						$this->value[ $k ] = '';
					}
				}
			}

			// If missing database entries are found, it means no save has been done
			// and therefore no sort should be done.  Set the default array in the same
			// order as the options array.  Why?  The sort order is based on the
			// saved default array.  If entries are missing, the sort is messed up.
			// - kp
			if ( true == $noSort ) {
				$dummyArr = array();

				foreach ( $options as $k => $v ) {
					$dummyArr[ $k ] = $this->value[ $k ];
				}
				unset( $this->value );
				$this->value = $dummyArr;
				unset( $dummyArr );
			}

			$use_labels = false;
			$label_class = '';
			if ( $this->field['mode'] != "checkbox" ) {
				if ( ( isset( $this->field['label'] ) && $this->field['label'] == true ) ) {
					$use_labels = true;
					$label_class = ' labeled';
				}
			}

			echo '<ul id="' . $this->field['id'] . '-list" class="fusionredux-sortable ' . $class . ' ' . $label_class . '">';


			foreach ( $this->value as $k => $nicename ) {
				echo '<li>';

				$checked = "";
				$name    = 'name="' . $this->field['name'] . $this->field['name_suffix'] . '[' . $k . ']' . '" ';
				if ( $this->field['mode'] == "checkbox" ) {
					$value_display = $this->value[ $k ];

					if ( ! empty( $this->value[ $k ] ) ) {
						$checked = 'checked="checked" ';
					}
					$class .= " checkbox_sortable";
					$name = "";
					echo '<input type="hidden" name="' . $this->field['name'] . $this->field['name_suffix'] . '[' . $k . ']' . '" id="' . $this->field['id'] . '-' . $k . '-hidden" value="' . $value_display . '" />';

					echo '<div class="checkbox-container">';
				} else {
					$value_display = isset( $this->value[ $k ] ) ? $this->value[ $k ] : '';
					$nicename = $this->field['options'][$k];

				}

				if ($this->field['mode'] != "checkbox") {
					if ($use_labels) {
						echo '<label class="bugger" for="' . $this->field['id'] . '[' . $k . ']"><strong>' . $k . '</strong></label>';
						echo "<br />";
					}
				}

				echo '<input rel="' . $this->field['id'] . '-' . $k . '-hidden" class="' . $class . '" ' . $checked . 'type="' . $this->field['mode'] . '" ' . $name . 'id="' . $this->field['id'] . '[' . $k . ']" value="' . esc_attr( $value_display ) . '" placeholder="' . $nicename . '" />';

				echo '<span class="compact drag"><i class="el el-move icon-large"></i></span>';
				//if ( ( isset( $this->field['label'] ) && $this->field['label'] == true ) ) {
				if ($this->field['mode'] == "checkbox") {
					if ( $this->field['mode'] != "checkbox" ) {
						//echo "<br />";
						//echo '<label for="' . $this->field['id'] . '[' . $k . ']"><strong>' . $k . '</strong></label>';
					} else {
						echo '<label for="' . $this->field['id'] . '[' . $k . ']"><strong>' .  $options[$k] . '</strong></label>';
					}
				}
				if ( $this->field['mode'] == "checkbox" ) {
					echo '</div>';
				}
				echo '</li>';
			}
			echo '</ul>';
		}

		function enqueue() {
			if ($this->parent->args['dev_mode']) {
				wp_enqueue_style(
					'fusionredux-field-sortable-css',
					FusionReduxFramework::$_url . 'inc/fields/sortable/field_sortable.css',
					array(),
					time(),
					'all'
				);
			}

			wp_enqueue_script(
				'fusionredux-field-sortable-js',
				FusionReduxFramework::$_url . 'inc/fields/sortable/field_sortable' . FusionRedux_Functions::isMin() . '.js',
				array( 'jquery', 'fusionredux-js', 'jquery-ui-sortable' ),
				time(),
				true
			);
		}
	}
}
