<?php
/**
 * @package documentor
 */

// phpcs:disable

if ( ! class_exists( 'Documentor_Settings_API' ) ) :
    class Documentor_Settings_API {

        /**
         * settings sections array
         *
         * @var array
         */
        protected $settings_sections = array();

        /**
         * Settings fields array
         *
         * @var array
         */
        protected $settings_fields = array();

        public function __construct() {
            add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_scripts' ) );
        }

        /**
         * Enqueue scripts and styles
         */
        function admin_enqueue_scripts() {
            wp_enqueue_style( 'wp-color-picker' );

            wp_enqueue_media();
            wp_enqueue_script( 'wp-color-picker' );
            wp_enqueue_script( 'jquery' );
        }

        /**
         * Set settings sections
         *
         * @param array $sections setting sections array
         */
        function set_sections( $sections ) {
            $this->settings_sections = $sections;

            return $this;
        }

        /**
         * Add a single section
         *
         * @param array $section
         */
        function add_section( $section ) {
            $this->settings_sections[] = $section;

            return $this;
        }

        /**
         * Set settings fields
         *
         * @param array $fields settings fields array
         */
        function set_fields( $fields ) {
            $this->settings_fields = $fields;

            return $this;
        }

        function add_field( $section, $field ) {
            $defaults = array(
                'name'  => '',
                'label' => '',
                'desc'  => '',
                'type'  => 'text',
            );

            $arg = wp_parse_args( $field, $defaults );
            $this->settings_fields[ $section ][] = $arg;

            return $this;
        }

        /**
         * Initialize and registers the settings sections and fileds to WordPress
         *
         * Usually this should be called at `admin_init` hook.
         *
         * This function gets the initiated settings sections and fields. Then
         * registers them to WordPress and ready for use.
         */
        function admin_init() {
            // register settings sections
            foreach ( $this->settings_sections as $section ) {
                if ( false == get_option( $section['id'] ) ) {
                    add_option( $section['id'] );
                }

                if ( isset( $section['desc'] ) && ! empty( $section['desc'] ) ) {
                    $section['desc'] = '<div class="inside">' . $section['desc'] . '</div>';
                    $callback = create_function( '', 'echo "' . str_replace( '"', '\"', $section['desc'] ) . '";' );
                } else if ( isset( $section['callback'] ) ) {
                    $callback = $section['callback'];
                } else {
                    $callback = null;
                }

                add_settings_section( $section['id'], $section['title'], $callback, $section['id'] );
            }

            // register settings fields
            foreach ( $this->settings_fields as $section => $field ) {
                foreach ( $field as $option ) {

                    $name = $option['name'];
                    $type = isset( $option['type'] ) ? $option['type'] : 'text';
                    $label = isset( $option['label'] ) ? $option['label'] : '';
                    $callback = isset( $option['callback'] ) ? $option['callback'] : array( $this, 'callback_' . $type );

                    $args = array(
                        'id'                => $name,
                        'class'             => isset( $option['class'] ) ? $option['class'] : $name,
                        'label_for'         => "{$section}[{$name}]",
                        'desc'              => isset( $option['desc'] ) ? $option['desc'] : '',
                        'name'              => $label,
                        'section'           => $section,
                        'size'              => isset( $option['size'] ) ? $option['size'] : null,
                        'options'           => isset( $option['options'] ) ? $option['options'] : '',
                        'std'               => isset( $option['default'] ) ? $option['default'] : '',
                        'sanitize_callback' => isset( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : '',
                        'type'              => $type,
                        'placeholder'       => isset( $option['placeholder'] ) ? $option['placeholder'] : '',
                        'min'               => isset( $option['min'] ) ? $option['min'] : '',
                        'max'               => isset( $option['max'] ) ? $option['max'] : '',
                        'step'              => isset( $option['step'] ) ? $option['step'] : '',
                    );

                    add_settings_field( "{$section}[{$name}]", $label, $callback, $section, $section, $args );
                }
            }

            // creates our settings in the options table
            foreach ( $this->settings_sections as $section ) {
                register_setting( $section['id'], $section['id'], array( $this, 'sanitize_options' ) );
            }
        }

        /**
         * Get field description for display
         *
         * @param array $args settings field args
         */
        public function get_field_description( $args ) {
            if ( ! empty( $args['desc'] ) ) {
                $desc = sprintf( '<p class="description">%s</p>', $args['desc'] );
            } else {
                $desc = '';
            }

            return $desc;
        }

        /**
         * Displays a text field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_text( $args ) {

            $value       = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size        = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';
            $type        = isset( $args['type'] ) ? $args['type'] : 'text';
            $placeholder = empty( $args['placeholder'] ) ? '' : ' placeholder="' . $args['placeholder'] . '"';

            $html        = sprintf( '<input type="%1$s" class="%2$s-text" id="%3$s[%4$s]" name="%3$s[%4$s]" value="%5$s"%6$s/>', $type, $size, $args['section'], $args['id'], $value, $placeholder );
            $html       .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a text field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_submit( $args ) {

            $class       = isset( $args['class'] ) ? $args['class'] : 'documentor_button';
            $value       = isset( $args['placeholder'] ) ? $args['placeholder'] : 'Submit';
            $type        = isset( $args['type'] ) ? $args['type'] : 'submit';
            $placeholder = empty( $args['placeholder'] ) ? '' : ' placeholder="' . $args['placeholder'] . '"';
            $html        = sprintf( '<input type="button" onclick="documentor_import(this)" class="%5$s button"  id="%1$s_%2$s" name="%1$s[%2$s]" value="Import" $3$s/>', $args['section'], $args['id'], $placeholder, $value, $class );
            $html       .= '<i class="'.$class.'_loader" label=""></i>';
            $html       .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a url field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_url( $args ) {
            $this->callback_text( $args );
        }

        /**
         * Displays a number field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_number( $args ) {
            $value       = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size        = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';
            $type        = isset( $args['type'] ) ? $args['type'] : 'number';
            $placeholder = empty( $args['placeholder'] ) ? '' : ' placeholder="' . $args['placeholder'] . '"';
            $min         = empty( $args['min'] ) ? '' : ' min="' . $args['min'] . '"';
            $max         = empty( $args['max'] ) ? '' : ' max="' . $args['max'] . '"';
            $step        = empty( $args['max'] ) ? '' : ' step="' . $args['step'] . '"';

            $html        = sprintf( '<input type="%1$s" class="%2$s-number" id="%3$s[%4$s]" name="%3$s[%4$s]" value="%5$s"%6$s%7$s%8$s%9$s/>', $type, $size, $args['section'], $args['id'], $value, $placeholder, $min, $max, $step );
            $html       .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a checkbox for a settings field
         *
         * @param array $args settings field args
         */
        function callback_checkbox( $args ) {

            $value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );

            $html  = '<fieldset>';
            $html  .= sprintf( '<label for="wpuf-%1$s[%2$s]">', $args['section'], $args['id'] );
            $html  .= sprintf( '<input type="hidden" name="%1$s[%2$s]" value="off" />', $args['section'], $args['id'] );
            $html  .= sprintf( '<input type="checkbox" class="checkbox" id="wpuf-%1$s[%2$s]" name="%1$s[%2$s]" value="on" %3$s />', $args['section'], $args['id'], checked( $value, 'on', false ) );
            $html  .= sprintf( ' %1$s</label>', $args['desc'] );
            $html  .= '</fieldset>';

            echo $html;
        }

        /**
         * Displays a multicheckbox a settings field
         *
         * @param array $args settings field args
         */
        function callback_multicheck( $args ) {

            $value = $this->get_option( $args['id'], $args['section'], $args['std'] );
            $html  = '<fieldset>';
            $html .= sprintf( '<input type="hidden" name="%1$s[%2$s]" value="" />', $args['section'], $args['id'] );
            foreach ( $args['options'] as $key => $label ) {
                $checked = isset( $value[ $key ] ) ? $value[ $key ] : '0';
                $html    .= sprintf( '<label for="wpuf-%1$s[%2$s][%3$s]">', $args['section'], $args['id'], $key );
                $html    .= sprintf( '<input type="checkbox" class="checkbox" id="wpuf-%1$s[%2$s][%3$s]" name="%1$s[%2$s][%3$s]" value="%3$s" %4$s />', $args['section'], $args['id'], $key, checked( $checked, $key, false ) );
                $html    .= sprintf( '%1$s</label><br>', $label );
            }

            $html .= $this->get_field_description( $args );
            $html .= '</fieldset>';

            echo $html;
        }

        /**
         * Displays a multicheckbox a settings field
         *
         * @param array $args settings field args
         */
        function callback_radio( $args ) {

            $value = $this->get_option( $args['id'], $args['section'], $args['std'] );
            $html  = '<fieldset>';

            foreach ( $args['options'] as $key => $label ) {
                $html .= sprintf( '<label for="wpuf-%1$s[%2$s][%3$s]">', $args['section'], $args['id'], $key );
                $html .= sprintf( '<input type="radio" class="radio" id="wpuf-%1$s[%2$s][%3$s]" name="%1$s[%2$s]" value="%3$s" %4$s />', $args['section'], $args['id'], $key, checked( $value, $key, false ) );
                $html .= sprintf( '%1$s</label><br>', $label );
            }

            $html .= $this->get_field_description( $args );
            $html .= '</fieldset>';

            echo $html;
        }

        /**
         * Displays a selectbox for a settings field
         *
         * @param array $args settings field args
         */
        function callback_select( $args ) {

            $value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size  = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';
            $html  = sprintf( '<select class="%1$s" name="%2$s[%3$s]" id="%2$s[%3$s]">', $size, $args['section'], $args['id'] );

            foreach ( $args['options'] as $key => $label ) {
                $html .= sprintf( '<option value="%s"%s>%s</option>', $key, selected( $value, $key, false ), $label );
            }

            $html .= sprintf( '</select>' );
            $html .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a textarea for a settings field
         *
         * @param array $args settings field args
         */
        function callback_textarea( $args ) {

            $value       = esc_textarea( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size        = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';
            $placeholder = empty( $args['placeholder'] ) ? '' : ' placeholder="' . $args['placeholder'] . '"';

            $html        = sprintf( '<textarea rows="8" cols="55" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]"%4$s>%5$s</textarea>', $size, $args['section'], $args['id'], $placeholder, $value );
            $html        .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a textarea for a settings field
         *
         * @param array $args settings field args
         * @return string
         */
        function callback_html( $args ) {
            echo $this->get_field_description( $args );
        }

        /**
         * Displays a rich text textarea for a settings field
         *
         * @param array $args settings field args
         */
        function callback_wysiwyg( $args ) {

            $value = $this->get_option( $args['id'], $args['section'], $args['std'] );
            $size  = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : '500px';

            echo '<div style="max-width: ' . $size . ';">';

            $editor_settings = array(
                'teeny'         => true,
                'textarea_name' => $args['section'] . '[' . $args['id'] . ']',
                'textarea_rows' => 10,
            );

            if ( isset( $args['options'] ) && is_array( $args['options'] ) ) {
                $editor_settings = array_merge( $editor_settings, $args['options'] );
            }

            wp_editor( $value, $args['section'] . '-' . $args['id'], $editor_settings );

            echo '</div>';

            echo $this->get_field_description( $args );
        }

        /**
         * Displays a file upload field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_file( $args ) {

            $value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size  = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';
            $id    = $args['section'] . '[' . $args['id'] . ']';
            $label = isset( $args['options']['button_label'] ) ? $args['options']['button_label'] : __( 'Choose File' );

            $html  = sprintf( '<input type="text" class="%1$s-text wpsa-url" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value );
            $html  .= '<input type="button" class="button wpsa-browse" value="' . $label . '" />';
            $html  .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a password field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_password( $args ) {

            $value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size  = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';

            $html  = sprintf( '<input type="password" class="%1$s-text" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s"/>', $size, $args['section'], $args['id'], $value );
            $html  .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Displays a color picker field for a settings field
         *
         * @param array $args settings field args
         */
        function callback_color( $args ) {

            $value = esc_attr( $this->get_option( $args['id'], $args['section'], $args['std'] ) );
            $size  = isset( $args['size'] ) && ! is_null( $args['size'] ) ? $args['size'] : 'regular';

            $html  = sprintf( '<input type="text" class="%1$s-text wp-color-picker-field" id="%2$s[%3$s]" name="%2$s[%3$s]" value="%4$s" data-default-color="%5$s" />', $size, $args['section'], $args['id'], $value, $args['std'] );
            $html  .= $this->get_field_description( $args );

            echo $html;
        }

        /**
         * Sanitize callback for Settings API
         *
         * @return mixed
         */
        function sanitize_options( $options ) {

            if ( ! $options ) {
                return $options;
            }

            foreach ( $options as $option_slug => $option_value ) {
                $sanitize_callback = $this->get_sanitize_callback( $option_slug );

                // If callback is set, call it
                if ( $sanitize_callback ) {
                    $options[ $option_slug ] = call_user_func( $sanitize_callback, $option_value );
                    continue;
                }
            }

            return $options;
        }

        /**
         * Get sanitization callback for given option slug
         *
         * @param string $slug option slug
         *
         * @return mixed string or bool false
         */
        function get_sanitize_callback( $slug = '' ) {
            if ( empty( $slug ) ) {
                return false;
            }

            // Iterate over registered fields and see if we can find proper callback
            foreach ( $this->settings_fields as $section => $options ) {
                foreach ( $options as $option ) {
                    if ( $option['name'] != $slug ) {
                        continue;
                    }

                    // Return the callback name
                    return isset( $option['sanitize_callback'] ) && is_callable( $option['sanitize_callback'] ) ? $option['sanitize_callback'] : false;
                }
            }

            return false;
        }

        /**
         * Get the value of a settings field
         *
         * @param string $option  settings field name
         * @param string $section the section name this field belongs to
         * @param string $default default text if it's not found
         * @return string
         */
        function get_option( $option, $section, $default = '' ) {

            $options = get_option( $section );

            if ( isset( $options[ $option ] ) ) {
                return $options[ $option ];
            }

            return $default;
        }

        /**
         * Show navigations as tab
         *
         * Shows all the settings section labels as tab
         */
        function show_navigation() {
            $html = '<h2 class="nav-tab-wrapper">';

            $count = count( $this->settings_sections );

            // don't show the navigation if only one section exists
            if ( $count === 1 ) {
                return;
            }

            foreach ( $this->settings_sections as $tab ) {
                $html .= sprintf( '<a href="#%1$s" class="nav-tab" id="%1$s-tab">%2$s</a>', $tab['id'], $tab['title'] );
            }

            $html .= '</h2>';

            echo $html;
        }

        /**
         * Show the section settings forms
         *
         * This function displays every sections in a different form
         */
        function show_forms() {
            ?>
            <div class="metabox-holder">
            <?php foreach ( $this->settings_sections as $form ) { ?>
                <div id="<?php echo $form['id']; ?>" class="group" style="display: none;">
                    <form method="post" action="options.php">
                        <?php
                        do_action( 'wsa_form_top_' . $form['id'], $form );
                        settings_fields( $form['id'] );
                        do_settings_sections( $form['id'] );
                        do_action( 'wsa_form_bottom_' . $form['id'], $form );
                        if ( isset( $this->settings_fields[ $form['id'] ] ) ) :
                        ?>
                        <div>
                            <?php submit_button(); ?>
                        </div>
                        <?php endif; ?>
                    </form>
                </div>
            <?php } ?>
            </div>
            <?php
            $this->script();
        }

        /**
         * Tabbable JavaScript codes & Initiate Color Picker
         *
         * This code uses localstorage for displaying active tabs
         */
        function script() {
            ?>
            <script>
            function documentor_import(jEle){

                jEle = jQuery(jEle);
                var template = {};
                
                if(jQuery('input[name="documentor_import[single-template]"]').is(":checked")){
                    template['single-template'] = 'on';
                }

                if(jQuery('input[name="documentor_import[archive-template]"]').is(":checked")){
                    template['archive-template'] = 'on';
                }

                jEle.siblings('.documentor_button_import_loader').show();
                jQuery.ajax({
                    url: ajaxurl+'?&action=documentor_ajax_template_import',
                    type: 'post',
                    data: {
                    atemplate: template,
                    _wpnonce: '<?php echo wp_create_nonce( 'documentor_nonce' ); ?>',
                    },
                    //async:false,
                    success: function(response, status, xhr){
                        if(response){
                            jEle.val('Already Imported');
                        }else{
                            jEle.val('Imported');
                        }
                        jEle.siblings('.documentor_button_import_loader').hide();

                        setTimeout(() => {
                            jEle.val('Import');
                        }, 1000);

                    }
                });
            }
	    
            jQuery(document).ready(function($) {
                //Initiate Color Picker
                $('.wp-color-picker-field').wpColorPicker();

                // Switches option sections
                $('.group').hide();
                var activetab = '';
                if (typeof(localStorage) != 'undefined' ) {
                    activetab = localStorage.getItem("activetab");
                }
                if (activetab != '' && $(activetab).length ) {
                    $(activetab).fadeIn();
                } else {
                    $('.group:first').fadeIn();
                }
                $('.group .collapsed').each(function(){
                    $(this).find('input:checked').parent().parent().parent().nextAll().each(
                    function(){
                        if ($(this).hasClass('last')) {
                            $(this).removeClass('hidden');
                            return false;
                        }
                        $(this).filter('.hidden').removeClass('hidden');
                    });
                });

                if (activetab != '' && $(activetab + '-tab').length ) {
                    $(activetab + '-tab').addClass('nav-tab-active');
                }
                else {
                    $('.nav-tab-wrapper a:first').addClass('nav-tab-active');
                }
                $('.nav-tab-wrapper a').click(function(evt) {
                    $('.nav-tab-wrapper a').removeClass('nav-tab-active');
                    $(this).addClass('nav-tab-active').blur();
                    var clicked_group = $(this).attr('href');
                    if (typeof(localStorage) != 'undefined' ) {
                        localStorage.setItem("activetab", $(this).attr('href'));
                    }
                    $('.group').hide();
                    $(clicked_group).fadeIn();
                    evt.preventDefault();
                });

                $('.wpsa-browse').on('click', function (event) {
                    event.preventDefault();

                    var self = $(this);

                    // Create the media frame.
                    var file_frame = wp.media.frames.file_frame = wp.media({
                        title: self.data('uploader_title'),
                        button: {
                            text: self.data('uploader_button_text'),
                        },
                        multiple: false
                    });

                    file_frame.on('select', function () {
                        attachment = file_frame.state().get('selection').first().toJSON();
                        self.prev('.wpsa-url').val(attachment.url).change();
                    });

                    // Finally, open the modal
                    file_frame.open();
                });
            });
            </script>
            <?php
            $this->_style_fix();
        }

        function _style_fix() {
            global $wp_version;

            if ( version_compare( $wp_version, '3.8', '<=' ) ) :
            ?>
            <style type="text/css">
            /** WordPress 3.8 Fix **/
            .form-table th { padding: 20px 10px; }
            #wpbody-content .metabox-holder { padding-top: 5px; }
            </style>
            <?php
            endif;
        }

    }

endif;
