<?php
// phpcs:disable WordPress.Security.EscapeOutput.OutputNotEscaped -- Settings helper with sanitized internal values
/**
 * Created by bradvin
 * Date: 28/04/2017
 *
 */
if ( ! class_exists( 'FooGallery_Admin_Gallery_MetaBox_Settings_Helper' ) ) {

	class FooGallery_Admin_Gallery_MetaBox_Settings_Helper {

		
        /**
         * @var FooGallery
         */
        private $gallery;

        /**
         * @var bool
         */
        private $hide_help;

        /**
         * @var bool
         */
        private $hide_promo;

        /**
         * @var array
         */
        public $gallery_templates;

        /**
         * @var string
         */
        private $current_gallery_template;

		/**
		 * FooGallery_Admin_Gallery_MetaBox_Settings_Helper constructor.
		 * @param $gallery FooGallery
		 */
		function __construct($gallery) {
			$this->gallery = $gallery;
			$this->hide_help = 'on' == foogallery_get_setting( 'hide_gallery_template_help' );
			$this->hide_promo = 'on' == foogallery_get_setting( 'pro_promo_disabled' );

			$this->gallery_templates = foogallery_gallery_templates();

			$this->current_gallery_template = foogallery_default_gallery_template();
			if ( ! empty( $this->gallery->gallery_template ) ) {
				$this->current_gallery_template = $this->gallery->gallery_template;
			}
		}

		/**
		 * Render gallery template settings tabs.
		 *
		 * @param array $template The gallery template configuration.
		 * @param array $sections The sections within the template.
		 *
		 * @return void
		 */
		private function render_gallery_template_settings_tabs( $template, $sections ) {
			$tab_active = 'foogallery-tab-active';
			foreach ( $sections as $section_slug => $section ) {
				$subsection_active = '';
			    //if there are no fields then set the slug to the first subsection
				if ( isset( $section['subsections'] ) && count( $section['fields'] ) === 0 ) {
				    foreach ( $section['subsections'] as $subsection_slug => $subsection ) {
					    $section_slug = $subsection_slug;
					    $subsection_active = 'foogallery-tab-active';
					    break;
                    }
				}
			    ?>
				<div class="foogallery-vertical-tab <?php echo $tab_active; ?>"
					 data-name="<?php echo $template['slug']; ?>-<?php echo $section_slug; ?>">
					<span class="dashicons <?php echo $section['icon_class']; ?>"></span>
					<span class="foogallery-tab-text"><?php echo $section['name']; ?></span>
                    <?php
                    if ( isset( $section['subsections'] ) ) { ?>
                        <div class="foogallery-vertical-child-tabs">
                        <?php foreach ( $section['subsections'] as $subsection_slug => $subsection ) { ?>
                            <div class="foogallery-vertical-child-tab <?php echo $subsection_active; ?>" data-name="<?php echo esc_attr( $template['slug'] . '-' . $subsection_slug ); ?>">
                                <span class="foogallery-tab-text"><?php echo esc_html( $subsection['name'] ); ?></span>
                            </div>
                        <?php
	                        $subsection_active = '';
                            } ?>
                        </div>
                    <?php } ?>
				</div>
				<?php
				$tab_active = '';
			}
		}

		/**
		 * Render gallery template settings tab contents.
		 *
		 * @param array  $template     The gallery template configuration.
		 * @param array  $sections     The sections within the template.
		 * @param string $tab_active   The active tab class.
		 *
		 * @return void
		 */
		private function render_gallery_template_settings_tab_contents( $template, $sections, $tab_active = 'foogallery-tab-active' ) {
			foreach ( $sections as $section_slug => $section ) {
				$subsection_active = '';

				//if we are on an active section, then do the check for subsections
				if ( $tab_active === 'foogallery-tab-active' ) {
					//if there are no fields then set the slug to the first subsection
					if ( isset( $section['subsections'] ) && count( $section['fields'] ) === 0 ) {
						foreach ( $section['subsections'] as $subsection_slug => $subsection ) {
							$subsection_active = 'foogallery-tab-active';
							break;
						}
					}
				}

				?>
				<div class="foogallery-tab-content <?php echo $tab_active; ?>"
					 data-name="<?php echo $template['slug']; ?>-<?php echo $section_slug; ?>">
					<?php $this->render_gallery_template_settings_tab_contents_fields( $template, $section ); ?>
				</div>
				<?php
                if ( isset( $section['subsections'] ) ) {
                    $this->render_gallery_template_settings_tab_contents( $template, $section['subsections'], $subsection_active );
	                $subsection_active = '';
                }
				$tab_active = '';
			}
		}

		/**
		 * Render gallery template settings tab contents fields.
		 *
		 * @param array $template The gallery template configuration.
		 * @param array $section  The section within the template.
		 *
		 * @return void
		 */
		private function render_gallery_template_settings_tab_contents_fields( $template, $section ) {
			$minimize_gallery_settings_help = foogallery_get_setting( 'minimize_gallery_settings_help', false ) === 'on';
			?>
			<table class="foogallery-metabox-settings">
				<tbody>
				<?php
				foreach ( $section['fields'] as $field ) {
					$field_type = isset( $field['type'] ) ? $field['type'] : 'unknown';
					$field_class ="foogallery_template_field foogallery_template_field_type-{$field_type} foogallery_template_field_id-{$field['id']} foogallery_template_field_template-{$template['slug']} foogallery_template_field_template_id-{$template['slug']}-{$field['id']}";
					$is_promo = array_key_exists( 'promo', $field );
					if ( $is_promo ) {
						$field_class .= ' foogallery_template_field_promo';
                    }
					if ( array_key_exists( 'class', $field ) ) {
						$field_class .= ' ' . $field['class'];
					}
					$field_row_data_html = '';
					if ( isset( $field['row_data'] ) ) {
						$field_row_data = array_map( 'esc_attr', $field['row_data'] );
						foreach ( $field_row_data as $field_row_data_name => $field_row_data_value ) {
							$field_row_data_html .= " $field_row_data_name=" . '"' . $field_row_data_value . '"';
						}
					}
					?>
					<tr class="<?php echo $field_class; ?>"<?php echo $field_row_data_html; ?>>
						<?php 
                        if ( 'warning' === $field_type ) { ?>
							<td colspan="2">
								<div class="foogallery-help foogallery-warning">
									<i class="dashicons dashicons-warning"></i>
									<?php if ( array_key_exists( 'title', $field ) ) { ?>
									<?php echo '<h4>' . $field['title'] . '</h4>'; ?>
									<?php } ?>
									<?php if ( array_key_exists( 'desc', $field ) ) { ?>
									<p><?php echo $field['desc']; ?></p>
									<?php } ?>
								</div>
							</td>
						<?php }                        
                        else if ( 'help' === $field_type ) { ?>
							<td colspan="2">
								<div class="foogallery-help">
									<i class="dashicons dashicons-editor-help"></i>
									<?php if ( array_key_exists( 'title', $field ) ) { ?>
									<?php echo '<h4>' . $field['title'] . '</h4>'; ?>
									<?php } ?>
									<?php if ( array_key_exists( 'desc', $field ) ) { ?>
									<p><?php echo $field['desc']; ?></p>
									<?php } ?>
								</div>
							</td>
						<?php } else if ( 'promo' === $field_type ) { ?>
                            <td colspan="2">
                                <div class="foogallery-promo">
	                                <button class="foogallery-admin-promo-dismiss notice-dismiss"></button>
	                                <?php echo '<strong>' . $field['title'] . '</strong><br /><br />'; ?>
									<?php
                                    echo $field['desc'];
									if ( array_key_exists( 'cta_text', $field ) ) {
									    echo '<a class="button-primary" href="' . $field['cta_link'] . '" target="_blank">' . $field['cta_text'] . '</a>';
                                    }
									if ( array_key_exists( 'cta', $field ) ) {
										foreach ( $field['cta'] as $cta ) {
											$button_class = isset( $cta['class'] ) ? $cta['class'] : 'button-primary';
											echo '<a class="' . $button_class . '" href="' . $cta['link'] . '" target="_blank">' . $cta['text'] . '</a>';
										}
									}
									?>
                                </div>
                            </td>
						<?php } else { ?>
							<th>
								<label data-setting="<?php echo esc_attr( $field['id'] ); ?>" for="FooGallerySettings_<?php echo $template['slug'] . '_' . $field['id']; ?>"><?php echo $field['title']; ?></label>
								<?php if ( $is_promo ) { ?>
                                    <span data-balloon-length="large" data-balloon-pos="right" data-balloon="<?php echo esc_attr($field['promo']); ?>"><i class="dashicons dashicons-star-filled"></i></span>
								<?php } ?>
								<?php if ( !empty( $field['desc'] ) && $minimize_gallery_settings_help ) { ?>
									<span class="foogallery-settings-help" data-balloon-length="large" data-balloon-pos="right" data-balloon="<?php echo esc_attr($field['desc']); ?>"><i class="dashicons dashicons-editor-help"></i></span>
								<?php } ?>
							</th>
							<td>
								<?php do_action( 'foogallery_render_gallery_template_field', $field, $this->gallery, $template ); ?>
								<?php if ( !empty( $field['desc'] ) && !$minimize_gallery_settings_help ) { ?>
									<p class="foogallery-settings-description"><?php echo esc_html($field['desc']); ?></p>
								<?php } ?>
							</td>
						<?php } ?>
					</tr>
				<?php } ?>
				</tbody>
			</table>
			<?php
		}

		/**
		 * Render the settings for a specific gallery template.
		 *
		 * @param array $template The gallery template configuration.
		 *
		 * @return void
		 */
		private function render_gallery_template_settings( $template ) {
			$sections = $this->build_model_for_template( $template );
			?>
			<div class="foogallery-settings">
				<div class="foogallery-vertical-tabs">
					<?php $this->render_gallery_template_settings_tabs( $template, $sections ); ?>
				</div>
				<div class="foogallery-tab-contents">
					<?php $this->render_gallery_template_settings_tab_contents( $template, $sections ); ?>
				</div>
			</div>
			<?php
		}

		/**
		 * Public method to render gallery settings for all templates.
		 *
		 * @return void
		 */
		public function render_gallery_settings() {
			foreach ( $this->gallery_templates as $template ) {
				$field_visibility = ( $this->current_gallery_template !== $template['slug'] ) ? 'style="display:none"' : '';
				?><div
				class="foogallery-settings-container foogallery-settings-container-<?php echo $template['slug']; ?>"
				<?php echo $field_visibility; ?>>
				<?php $this->render_gallery_template_settings( $template ); ?>
				</div><?php
			}
		}

		/**
		 * build up and return a model that we can use to render the gallery settings
		 */
		private function build_model_for_template( $template ) {

		    $fields = foogallery_get_fields_for_template( $template );

			//create a sections array and fill it with fields
			$sections = array();
			foreach ( $fields as $field ) {

				if ( isset($field['type']) && 'help' == $field['type'] && $this->hide_help ) {
					continue; //skip help if the 'hide help' setting is turned on
				}

				if ( isset($field['type']) && 'promo' == $field['type'] && $this->hide_promo ) {
					continue; //skip promo if the 'hide promos' setting is turned on
				}

				$section_name = isset( $field['section'] ) ? $field['section'] : __( 'General', 'foogallery' );

				$section_slug = apply_filters( 'foogallery_gallery_settings_metabox_section_slug', $section_name );

				$section_order = isset( $field['section_order'] ) ? intval( $field['section_order'] ) : $this->determine_section_order( $section_slug );

				if ( !isset( $sections[ $section_slug ] ) ) {
					$sections[ $section_slug ] = array (
						'name' => $section_name,
						'icon_class' => apply_filters( 'foogallery_gallery_settings_metabox_section_icon', $section_slug ),
						'fields' => array(),
						'order' => $section_order
					);
				}

				if ( isset( $field['subsection'] ) ) {
				    $subsection = key( $field['subsection'] );
				    if ( !isset( $sections[ $section_slug ]['subsections'] ) ) {
					    $sections[ $section_slug ]['subsections'] = array();
				    }
				    if ( !array_key_exists( $subsection, $sections[ $section_slug ]['subsections'] ) ) {
					    $sections[ $section_slug ]['subsections'][$subsection] = array(
                            'name' => $field['subsection'][$subsection],
					        'fields' => array()
                        );
				    }
					$sections[ $section_slug ]['subsections'][$subsection]['fields'][] = $field;
				} else {
					$sections[ $section_slug ]['fields'][] = $field;
				}
			}

			uasort( $sections, array( $this, 'sort_template_sections' ) );

			return $sections;
		}

		/**
		 * Used to sort sections
		 *
		 * @param mixed $a
		 * @param mixed $b
		 *
		 * @return int
		 */
		function sort_template_sections( $a, $b ) {
			if ( isset( $a['order'] ) && isset( $b['order'] ) ) {
				if ( $a['order'] === $b['order'] ) {
					return 0;
				}
				return ( $a['order'] < $b['order'] ) ? -1 : 1;
			}

			return 0;
		}

		/**
		 * Determine the order of a gallery template section.
		 *
		 * @param string $section_slug The slug of the gallery template section.
		 *
		 * @return int The order of the gallery template section.
		 */
		private function determine_section_order( $section_slug ) {
			switch ( $section_slug ) {
				case 'general':
					return 0;
				case 'lightbox':
					return 1;
				case 'appearance':
					return 2;
				case 'hover effects':
					return 3;
				case 'captions':
					return 4;
				case 'advanced':
					return 9999;
			}

			return 99;
		}
	}
}
