<?php

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

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

            /**
             * Field Constructor.
             * Required - must call the parent constructor, then assign field and value to vars, and obviously call the render field function
             *
             * @since ReduxFramework 1.0.0
             */
            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 ReduxFramework 1.0.0
             */
            function render() {
                $sortable = ( isset( $this->field['sortable'] ) && $this->field['sortable'] ) ? ' select2-sortable"' : "";

                if ( ! empty( $sortable ) ) { // Dummy proofing  :P
                    $this->field['multi'] = true;
                }

                if ( ! empty( $this->field['data'] ) && empty( $this->field['options'] ) ) {
                    if ( empty( $this->field['args'] ) ) {
                        $this->field['args'] = array();
                    }

                    if ( $this->field['data'] == "elusive-icons" || $this->field['data'] == "elusive-icon" || $this->field['data'] == "elusive" ) {
                        $icons_file = ReduxFramework::$_dir . 'inc/fields/select/elusive-icons.php';
                        /**
                         * filter 'redux-font-icons-file}'
                         *
                         * @param  array $icon_file File for the icons
                         */
                        $icons_file = apply_filters( 'redux-font-icons-file', $icons_file );
                        /**
                         * filter 'redux/{opt_name}/field/font/icons/file'
                         *
                         * @param  array $icon_file File for the icons
                         */
                        $icons_file = apply_filters( "redux/{$this->parent->args['opt_name']}/field/font/icons/file", $icons_file );
                        if ( file_exists( $icons_file ) ) {
                            require_once( $icons_file );
                        }
                    }

                    $this->field['options'] = $this->parent->get_wordpress_data( $this->field['data'], $this->field['args'] );
                }

                if ( ! empty( $this->field['data'] ) && ( $this->field['data'] == "elusive-icons" || $this->field['data'] == "elusive-icon" || $this->field['data'] == "elusive" ) ) {
                    $this->field['class'] = " font-icons";
                }
                //if

                if ( ! empty( $this->field['options'] ) ) {
                    $multi = ( isset( $this->field['multi'] ) && $this->field['multi'] ) ? ' multiple="multiple"' : "";

                    if ( ! empty( $this->field['width'] ) ) {
                        $width = ' style="' . $this->field['width'] . '"';
                    } else {
                        $width = ' style="width: 40%;"';
                    }

                    $nameBrackets = "";
                    if ( ! empty( $multi ) ) {
                        $nameBrackets = "[]";
                    }

                    $placeholder = ( isset( $this->field['placeholder'] ) ) ? esc_attr( $this->field['placeholder'] ) : __( 'Select an item', 'redux-framework' );

                    if ( isset( $this->field['select2'] ) ) { // if there are any let's pass them to js
                        $select2_params = json_encode( $this->field['select2'] );
                        $select2_params = htmlspecialchars( $select2_params, ENT_QUOTES );

                        echo '<input type="hidden" class="select2_params" value="' . $select2_params . '">';
                    }

                    if ( isset( $this->field['multi'] ) && $this->field['multi'] && isset( $this->field['sortable'] ) && $this->field['sortable'] && ! empty( $this->value ) && is_array( $this->value ) ) {
                        $origOption             = $this->field['options'];
                        $this->field['options'] = array();

                        foreach ( $this->value as $value ) {
                            $this->field['options'][ $value ] = $origOption[ $value ];
                        }

                        if ( count( $this->field['options'] ) < count( $origOption ) ) {
                            foreach ( $origOption as $key => $value ) {
                                if ( ! in_array( $key, $this->field['options'] ) ) {
                                    $this->field['options'][ $key ] = $value;
                                }
                            }
                        }
                    }

                    $sortable = ( isset( $this->field['sortable'] ) && $this->field['sortable'] ) ? ' select2-sortable"' : "";

                    echo '<select ' . $multi . ' id="' . $this->field['id'] . '-select" data-placeholder="' . $placeholder . '" name="' . $this->field['name'] . '' . $nameBrackets . $this->field['name_suffix'] . '" class="redux-select-item ' . $this->field['class'] . $sortable . '"' . $width . ' rows="6">';
                    echo '<option></option>';

                    foreach ( $this->field['options'] as $k => $v ) {
                        if ( is_array( $this->value ) ) {
                            $selected = ( is_array( $this->value ) && in_array( $k, $this->value ) ) ? ' selected="selected"' : '';
                        } else {
                            $selected = selected( $this->value, $k, false );
                        }

                        echo '<option value="' . $k . '"' . $selected . '>' . $v . '</option>';
                    }
                    //foreach

                    echo '</select>';
                } else {
                    echo '<strong>' . __( 'No items of this type were found.', 'redux-framework' ) . '</strong>';
                }
            } //function

            /**
             * Enqueue Function.
             * If this field requires any scripts, or css define this function and register/enqueue the scripts/css
             *
             * @since ReduxFramework 1.0.0
             */
            function enqueue() {

                wp_enqueue_script(
                    'field-select-js',
                    ReduxFramework::$_url . 'inc/fields/select/field_select' . Redux_Functions::isMin() . '.js',
                    array( 'jquery', 'select2-js', 'redux-js' ),
                    time(),
                    true
                );

                wp_enqueue_style(
                    'redux-field-select-css',
                    ReduxFramework::$_url . 'inc/fields/select/field_select.css',
                    time(),
                    true
                );
            } //function
        } //class
    }