<?php
/**
 * The class for wp_media extends
 *
 * @link       http://webdeclic.com
 * @since      1.0.0
 *
 * @package    Quickwebp
 * @subpackage Quickwebp/admin
 */
class Quickwebp_Wp_Media_Extends {

	/**
	 * The ID of this plugin.
	 *
	 * @since    1.0.0
	 * @access   private
	 * @var      string    $plugin_name    The ID of this plugin.
	 */
	private $plugin_name;

	/**
	 * The version of this plugin.
	 *
	 * @since    1.0.0
	 * @access   private
	 * @var      string    $version    The current version of this plugin.
	 */
	private $version;

	/**
	 * Initialize the class and set its properties.
	 *
	 * @since    1.0.0
	 * @param      string    $plugin_name       The name of this plugin.
	 * @param      string    $version    The version of this plugin.
	 */
	public function __construct( $plugin_name, $version ) {

		$this->plugin_name = $plugin_name;
		$this->version = $version;
	}

	/**
	 * Enqueue scripts and styles for the media uploader
	 */
	public function enqueue_scripts( $hook_suffix ){
		global $post_type;

		if ( 'upload.php' === $hook_suffix || ( ! empty( $post_type ) && 'post.php' === $hook_suffix && 'attachment' === $post_type ) ) {
			
			if ( get_option('quickwebp_settings_paste_image', quickwebp_settings_default('quickwebp_settings_paste_image')) == '1' ){
	
				$wp_media_extends_assets = include( QUICKWEBP_PLUGIN_PATH . 'public/assets/build/wp-media-extends.asset.php' );
				wp_enqueue_style( 'quickwebp-wp-media-extends', QUICKWEBP_PLUGIN_URL . 'public/assets/build/wp-media-extends.css', array(), $wp_media_extends_assets['version'], 'all' );
				wp_enqueue_script( 'quickwebp-wp-media-extends', QUICKWEBP_PLUGIN_URL . 'public/assets/build/wp-media-extends.js', $wp_media_extends_assets['dependencies'], $wp_media_extends_assets['version'], true );
				wp_localize_script( 'quickwebp-wp-media-extends', 'quickwebp_wp_media_extends', array(
					'is_upload_page' 			=> $hook_suffix === 'upload.php',
					'nonce' 					=> wp_create_nonce( 'media-form' ),
					'tmpl_tab_media_paste'		=> file_get_contents( QUICKWEBP_PLUGIN_PATH . 'admin/templates/tab-media-paste.php' ),
					'tmpl_button_media_paste'	=> file_get_contents( QUICKWEBP_PLUGIN_PATH . 'admin/templates/button-media-paste.php' ),
					'l10n'						=> array(
						'prompt_text'	=> __( 'Please enter the name of your image', 'quickwebp' ),
						'button_text'	=> __( 'Quickwebp paste image', 'quickwebp' ),
						'click_paste'	=> __( 'Click here, and paste your image.', 'quickwebp' )
					)
				));
			}
	
			$admin_attachment_assets = include( QUICKWEBP_PLUGIN_PATH . 'public/assets/build/admin-attachment.asset.php' );
			wp_enqueue_style( 'quickwebp-admin-attachment', QUICKWEBP_PLUGIN_URL . 'public/assets/build/admin-attachment.css', array(), $admin_attachment_assets['version'], 'all' );
			wp_enqueue_script( 'quickwebp-admin-attachment', QUICKWEBP_PLUGIN_URL . 'public/assets/build/admin-attachment.js', $admin_attachment_assets['dependencies'], $admin_attachment_assets['version'], true );
			wp_localize_script( 'quickwebp-admin-attachment', 'QUICKWEBP_ADMIN_ATTACHMENT', array(
				'nonce' 	=> wp_create_nonce( 'quickwebp_admin_attachment' ),
				'ajaxUrl'	=> admin_url( 'admin-ajax.php' )
			));
		}
	}

	/**
	 * Add "Quickwebp" column in the Media Uploader
	 */
	public function add_attachment_fields_to_edit( $form_fields, $post ) {
		global $pagenow;

		if ( 'post.php' === $pagenow ) {
			return $form_fields;
		}

		if ( ! $this->valid_mimetype( $post->ID ) ) {
			return $form_fields;
		}

		$image_optimizer = new Quickwebp_Image_Optimizer( $this->plugin_name, $this->version );
		$settings        = $image_optimizer->get_settings();

		$html              = '';
		$status            = '0';
		$already_optimized = get_post_meta( $post->ID, 'quickwebp_already_optimized', true );
		$data              = get_post_meta( $post->ID, 'quickwebp_data', true );

		$mode_enabled = $settings['quickwebp_settings_conversion'];

		if ( '1' == $already_optimized && ( '1' == $mode_enabled || '0' == $mode_enabled ) ) {
			if ( is_array( $data ) ) {
				$status = '1';
			} else {
				$status = '2';
			}
		}

		if ( '2' == $already_optimized && ( '2' == $mode_enabled || '0' == $mode_enabled ) ) {
			if ( is_array( $data ) ) {
				$status = '1';
			} else {
				$status = '2';
			}
		}

		switch ( $status ) {
			case '0':
				$html = $this->optimize_btn( $post->ID );
			break;
			case '1':
				$html = $this->attachment_data( $data, $post->ID );
			break;
			case '2':
				$html = '<br>' . esc_html__( 'Image already optimized.', 'quickwebp' );
			break;
		}

		$form_fields['wpmtk_media_encoder'] = array(
			'label' 		=> 'Quickwebp',
			'input' 		=> 'html',
			'html' 			=> $html,
			'show_in_edit'	=> true,
			'show_in_modal'	=> true
		);

		return $form_fields;
	}

	/**
	 * Add "quickwebp" column in upload.php
	 */
	public function add_media_columns( $columns ) {
		$columns['quickwebp'] = 'QuickWebP';
		return $columns;
	}

	/**
	 * Add "Quickwebp" column in the Media list table
	 */
	public function add_media_custom_column( $column_name, $attachment_id ) {

		if ( 'quickwebp' !== $column_name ) {
			return;
		}

		if ( ! $this->valid_mimetype( $attachment_id ) ) {
			echo esc_html__( 'Image type not supported', 'quickwebp' );
			return;
		}

		$image_optimizer = new Quickwebp_Image_Optimizer( $this->plugin_name, $this->version );
		$settings        = $image_optimizer->get_settings();

		$html              = '';
		$status            = '0';
		$already_optimized = get_post_meta( $attachment_id, 'quickwebp_already_optimized', true );
		$data              = get_post_meta( $attachment_id, 'quickwebp_data', true );

		$mode_enabled = $settings['quickwebp_settings_conversion'];

		if ( '1' == $already_optimized && ( '1' == $mode_enabled || '0' == $mode_enabled ) ) {
			if ( is_array( $data ) ) {
				$status = '1';
			} else {
				$status = '2';
			}
		}

		if ( '2' == $already_optimized && ( '2' == $mode_enabled || '0' == $mode_enabled ) ) {
			if ( is_array( $data ) ) {
				$status = '1';
			} else {
				$status = '2';
			}
		}

		switch ( $status ) {
			case '0':
				echo wp_kses_post( $this->optimize_btn( $attachment_id ) );
			break;
			case '1':
				echo wp_kses_post( $this->attachment_data( $data, $attachment_id ) );
			break;
			case '2':
				echo wp_kses_post( '<br>' . esc_html__( 'Image already optimized.', 'quickwebp' ) );
			break;
		}
	}

	/**
	 * Add a "Optimize" button or the Imagify optimization data in the attachment submit area.
	 */
	public function add_attachment_submitbox_misc_actions() {
		global $post;

		if ( ! $this->valid_mimetype( $post->ID ) ) {
			return;
		}

		$image_optimizer = new Quickwebp_Image_Optimizer( $this->plugin_name, $this->version );
		$settings        = $image_optimizer->get_settings();

		$html              = '';
		$status            = '0';
		$already_optimized = get_post_meta( $post->ID, 'quickwebp_already_optimized', true );
		$data              = get_post_meta( $post->ID, 'quickwebp_data', true );

		$mode_enabled = $settings['quickwebp_settings_conversion'];

		if ( '1' == $already_optimized && ( '1' == $mode_enabled || '0' == $mode_enabled ) ) {
			if ( is_array( $data ) ) {
				$status = '1';
			} else {
				$status = '2';
			}
		}

		if ( '2' == $already_optimized && ( '2' == $mode_enabled || '0' == $mode_enabled ) ) {
			if ( is_array( $data ) ) {
				$status = '1';
			} else {
				$status = '2';
			}
		}

		echo '<table><tr><td><div><strong>QuickWebP</strong></div>';
		switch ( $status ) {
			case '0':
				echo wp_kses_post( $this->optimize_btn( $post->ID ) );
			break;
			case '1':
				echo wp_kses_post( $this->attachment_data( $data, $post->ID ) );
			break;
			case '2':
				echo esc_html__( 'Image already optimized.', 'quickwebp' );
			break;
		}
		echo '</td></tr></table>';
	}

	/**
	 * Get all data to display for a specific media
	 */
	public function attachment_data( $data, $attachment_id ) {
		$available_formats = array( '1' => 'WebP', '2' => 'AVIF' );
		$full_image_data   = $data['full'] ?? array();
		$format		       = $available_formats[ $full_image_data['format'] ?? '' ] ?? '';

		if ( ! empty( $full_image_data ) ) {
			ob_start();
				?>
					<div>
						<strong><?php esc_html_e( 'Original Image: ', 'quickwebp' ); ?></strong>
						<span><?php echo esc_html( round( $full_image_data['original_size'] / 1024, 2 ) . 'KB' ); ?></span>
					</div>
					<div>
						<strong><?php echo esc_html( $format ); ?>: </strong>
						<span><?php echo esc_html( round( $full_image_data['optimized_size'] / 1024, 2 ) . 'KB' ); ?></span>
					</div>
					<div>
						<strong><?php esc_html_e( 'Save: ', 'quickwebp' ); ?></strong>
						<span><?php echo esc_html( $full_image_data['percent'] . '%' ); ?></span>
					</div>
					<div>
						<button class="button button-sacondary quickwebp-undo-single-optimization-btn" data-attachment-id="<?php echo esc_attr( $attachment_id ); ?>">
							<?php esc_html_e( 'Undo optimization', 'quickwebp' ); ?>
							<div class="spinner"></div>
						</button>
						<div class="quickwebp-undo-single-optimization-msg"></div>
					</div>
				<?php

			return ob_get_clean();
		}
	}

	/**
	 * Display optimize button in the media uploader
	 */
	public function optimize_btn( $attachment_id ) {
		ob_start();
			?>
				<button class="button button-sacondary quickwebp-single-optimization-btn" data-attachment-id="<?php echo esc_attr( $attachment_id ); ?>">
					<?php esc_html_e( 'Optimize', 'quickwebp' ); ?>
					<div class="spinner"></div>
				</button>
				<div class="quickwebp-single-optimization-msg"></div>
			<?php

		return ob_get_clean();
	}

	/**
	 * Check the mimetype of the file
	 */
	private function valid_mimetype( $post_id ) {
		$image_optimizer    = new Quickwebp_Image_Optimizer( $this->plugin_name, $this->version );
		$allowed_mime_types = $image_optimizer->allowed_mime_types;
		$post_mime_type     = get_post_mime_type( $post_id );

		return in_array( $post_mime_type, $allowed_mime_types );
	}
}