<?php

/**
 * Functions used internally by Print My Blog that other devs probably won't need.
 */
use PrintMyBlog\controllers\Admin;
use PrintMyBlog\controllers\Frontend;
use PrintMyBlog\entities\DesignTemplate;
use PrintMyBlog\orm\entities\Project;
use PrintMyBlog\orm\entities\ProjectSection;
use PrintMyBlog\system\Context;
use PrintMyBlog\system\CustomPostTypes;
/**
 * Adds a help icon with text
 * @param string $explanation
 * @return string
 */
function pmb_hover_help(  $explanation = ''  ) {
    return '<span data-help="' . esc_attr( $explanation ) . '" class="dashicons dashicons-info pmb-hover"></span>';
}

/**
 * Adds an icon which has explanatory text when hovered over.
 * @param string $explanation
 * @param string $extra_css_classes
 * @param string $url not escaped
 * @return string HTML
 */
function pmb_hover_tip(  $explanation = '', $extra_css_classes = '', $url = ''  ) {
    $html = '';
    if ( $url ) {
        $html .= '<a href="' . esc_url( $url ) . '">';
    }
    $html .= '<span data-help="' . esc_attr( $explanation ) . '" class="dashicons dashicons-superhero pmb-hover ' . $extra_css_classes . '"></span>';
    if ( $url ) {
        $html .= '</a>';
    }
    return $html;
}

/**
 * Returns a string that says this feature only works with Pro Print Service (not supported by browsers).
 * @return string
 */
function pmb_pro_print_service_only(  $explanation = ''  ) {
    $upgrade_url = pmb_fs()->get_upgrade_url();
    $hover_text = '<b><a href="' . $upgrade_url . '">' . __( 'Purchase Required', 'print-my-blog' ) . '</a></b>';
    if ( $explanation ) {
        $hover_text .= '<br>' . $explanation;
    }
    return pmb_hover_tip( $hover_text, 'pmb-pro-only', $upgrade_url );
}

/**
 * Echoes out that this feature only works with pro print service (not supported by browsers)
 * @param string $explanation
 */
function pmb_pro_print_service_only_e(  $explanation = ''  ) {
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- outputting HTML
    echo pmb_pro_print_service_only( $explanation );
}

/**
 * Returns a string that says this feature works best with Print My Blog Pro.
 * @return string
 */
function pmb_pro_print_service_best(  $explanation = ''  ) {
    $upgrade_url = pmb_fs()->get_upgrade_url();
    $hover_text = '<b>' . sprintf( 
        // translators: 1: opening anchor tag, 2: closing anchor tag.
        __( 'Works better with %1$sPro PDF Service%2$s', 'print-my-blog' ),
        '<a href="' . $upgrade_url . '">',
        '</a>'
     ) . '</b>';
    if ( $explanation ) {
        $hover_text .= '<br>' . $explanation;
    }
    return pmb_hover_tip( $hover_text, 'pmb-pro-best', $upgrade_url );
}

/**
 * Echoes out this feature works best with pro print service.
 * @param string $explanation
 */
function pmb_pro_print_service_best_e(  $explanation = ''  ) {
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- outputting HTML
    echo pmb_pro_print_service_best( $explanation );
}

/**
 * Echoes out that there's a better feature in Pro Print
 * @param string $explanation
 */
function pmb_pro_better_e(  $explanation = ''  ) {
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- outputting HTML
    echo pmb_pro_better( $explanation );
}

/**
 * To tell folks about features of Pro Print not available for Quick print
 * @param string $explanation
 * @return string
 */
function pmb_pro_better(  $explanation = ''  ) {
    $url = admin_url( PMB_ADMIN_PROJECTS_PAGE_PATH );
    $hover_text = '<b>' . sprintf( 
        // translators: 1: opening anchor tag, 2: closing anchor tag.
        __( 'More Advanced Features in %1$sPro Print%2$s', 'print-my-blog' ),
        '<a href="' . esc_url( $url ) . '">',
        '</a>'
     ) . '</b>';
    if ( $explanation ) {
        $hover_text .= '<br>' . $explanation;
    }
    return pmb_hover_tip( $hover_text, '', $url );
}

/**
 * Maps
 * @param \PrintMyBlog\orm\entities\ProjectSection $section
 *
 * @return string
 */
function pmb_map_section_to_division(  ProjectSection $section  ) {
    if ( $section->getPlacement() === DesignTemplate::IMPLIED_DIVISION_FRONT_MATTER ) {
        return 'front_matter_article';
    }
    if ( $section->getPlacement() === DesignTemplate::IMPLIED_DIVISION_BACK_MATTER ) {
        return 'back_matter_article';
    }
    return apply_filters( 'pmb_map_section_to_division', pmb_map_section_height_to_division( $section->getHeight() ), $section );
}

/**
 * @param int $height
 * @return string
 */
function pmb_map_section_height_to_division(  $height  ) {
    switch ( $height ) {
        case 1:
            $division_name = 'part';
            break;
        case 2:
            $division_name = 'volume';
            break;
        case 3:
            $division_name = 'anthology';
            break;
        case 0:
        default:
            $division_name = 'article';
    }
    return $division_name;
}

/**
 * Renders a PMB template in the template directory
 * @param string $template_name
 * @param array $context
 */
function pmb_render_template(  $template_name, $context = []  ) {
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- outputting HTML
    echo pmb_get_contents( PMB_TEMPLATES_DIR . $template_name, $context );
}

/**
 * Renders any file
 * @param $filename
 * @param array $context
 */
function pmb_get_contents(  $filename, $context = []  ) {
    // phpcs:ignore WordPress.PHP.DontExtract.extract_extract -- we're making them available while rendering the template file.
    extract( $context );
    ob_start();
    require $filename;
    return ob_get_clean();
}

/**
 * @param \PrintMyBlog\orm\entities\Design $design
 */
function pmb_design_preview(  \PrintMyBlog\orm\entities\Design $design  ) {
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- outputting HTML
    pmb_render_template( 'partials/design_preview.php', [
        'design' => $design,
    ] );
}

/**
 * Gets a post item div HTML for the sortable.js sorting area.
 * @param ProjectSection|WP_Post $posty_row
 * @param Project $project
 * @param int $max_nesting
 */
function pmb_content_item(  $posty_row, Project $project, $max_nesting = null  ) {
    if ( $posty_row instanceof \PrintMyBlog\orm\entities\ProjectSection ) {
        $id = $posty_row->getPostId();
        $title = $posty_row->getPostTitle();
        $post_type = get_post_type_object( get_post_type( $posty_row->getPostId() ) );
        $template = $posty_row->getTemplate();
        $height = $posty_row->getHeight();
        $subs = $posty_row->getCachedSubsections();
        $depth = $posty_row->getDepth();
    } else {
        $id = $posty_row->ID;
        $title = $posty_row->post_title;
        $post_type = get_post_type_object( $posty_row->post_type );
        $template = null;
        $height = 0;
        $subs = [];
        $depth = 1;
    }
    $edit_url = get_edit_post_link( $id );
    $view_url = get_permalink( $id );
    $duplicate_url = wp_nonce_url( add_query_arg( [
        'action' => Admin::SLUG_ACTION_DUPLICATE_PRINT_MATERIAL,
        'ID'     => $id,
    ], admin_url( PMB_ADMIN_PROJECTS_PAGE_PATH ) ), Admin::SLUG_ACTION_DUPLICATE_PRINT_MATERIAL );
    // if the post type is no longer registered, the plugin that added it probably got removed, so hide this item.
    if ( !$post_type ) {
        return;
    }
    if ( $max_nesting === null ) {
        $max_nesting = $project->getLevelsAllowed();
    }
    ?>
    <div class="list-group-item pmb-project-item" tabindex="0" id="pmb-content-item-<?php 
    echo esc_attr( $id );
    ?>" data-id="<?php 
    echo esc_attr( $id );
    ?>">
        <div class="pmb-project-item-header" title="<?php 
    echo esc_attr( sprintf( __( 'Drag the %s "%s" into your project', 'print-my-blog' ), $post_type->labels->singular_name, $title ) );
    ?>
">
            <div class="pmb-grabbable pmb-project-item-title">
                <?php 
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- function returns HTML and prepares it.
    echo pmb_post_type_icon_html( $post_type );
    ?>
                <span class="pmb-project-item-title-text"><?php 
    echo esc_html( $title );
    ?></span>
                <?php 
    do_action(
        'pmb_content_items__project-item-title end',
        $id,
        $title,
        $post_type,
        $template,
        $subs,
        $depth
    );
    ?>
            </div>

            <div class="pmb-project-item-options">
                <div class="pmb-project-item-options-inner">
                    <div class="pmb-project-item-options-buttons no-drag">
                        <?php 
    // only show the viewing button if it will work
    if ( $post_type->public ) {
        ?><a
                                    href="<?php 
        echo esc_attr( $view_url );
        ?>"
                                    title="<?php 
        echo esc_attr( sprintf( 
            // translators: %s: post title.
            __( 'View "%s"', 'print-my-blog' ),
            $title
         ) );
        ?>"
                                    target="_blank"><span
                                        class="dashicons dashicons-visibility pmb-icon pmb-clickable"></span></a><?php 
    }
    ?><a
                                href="<?php 
    echo esc_attr( $edit_url );
    ?>"
                                title="<?php 
    echo esc_attr( sprintf( 
        // translators: %s: post title.
        __( 'Edit "%s"', 'print-my-blog' ),
        $title
     ) );
    ?>"
                                target="_blank"><span
                                    class="dashicons dashicons-edit pmb-icon pmb-clickable"></span></a><?php 
    if ( $post_type->name !== CustomPostTypes::CONTENT ) {
        ?><span tabindex="0" class="dashicons dashicons-update pmb-icon pmb-disabled-icon" title="<?php 
        esc_attr_e( 'Upgrade to Professional License for one-click copying to Print Materials for customization.', 'print-my-blog' );
        ?>"></span>
                                <?php 
    }
    ?><a
                                title="<?php 
    echo esc_attr( sprintf( 
        // translators: %s: post title
        __( 'Add "%s" to project', 'print-my-blog' ),
        esc_html( $title )
     ) );
    ?>"
                                class="pmb-add-item" href="#pmb-content-item-<?php 
    echo esc_attr( $id );
    ?>"><span
                                    class="dashicons dashicons-plus pmb-icon pmb-clickable"></span></a><a
                                title="<?php 
    echo esc_attr( sprintf( 
        // translators: %s: post title
        __( 'Remove "%s"', 'print-my-blog' ),
        $title
     ) );
    ?>"
                                tabindex="0"><span
                                    class="dashicons dashicons-no-alt pmb-icon pmb-remove-item pmb-clickable"></span></a>
                    </div>
                    <span class="pmb-project-item-template-container"><?php 
    // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped -- that's meant to output HTML.
    echo pmb_section_template_selector( $template, $project );
    ?></span>
                </div>
            </div>
        </div>

        <div class="pmb-nested-sortable pmb-draggable-area <?php 
    echo ( $depth < $max_nesting ? 'pmb-sortable' : 'pmb-sortable-inactive' );
    ?> pmb-subs">
            <?php 
    foreach ( $subs as $sub ) {
        pmb_content_item( $sub, $project, $max_nesting );
    }
    pmb_drag_here();
    ?>
        </div>

    </div>
    <?php 
}

/**
 * Echoes HTML to show that project items can be dragged to this area.
 */
function pmb_drag_here() {
    ?>
    <div class="pmb-no-sort pmb-drag-here no-drag">
        <div class="pmb-drag-here-inner">
            <a class="pmb-add-material" href="#ui-id-1">
                <?php 
    esc_html_e( 'Drag or click here', 'print-my-blog' );
    ?> <span class="pmb-add-section dashicons
                dashicons-plus-alt"></span>
            </a>
        </div>
    </div>
    <?php 
}

/**
 * Gets the URL to perform "PMB AJAX" requests (just like regular WP_AJAX, except on a request that's technically
 * for the frontend, which most plugins think it's a frontend request).
 * @return string
 */
function pmb_ajax_url() {
    return add_query_arg( [
        Frontend::PMB_AJAX_INDICATOR => 1,
    ], site_url( '/' ) );
}

function pmb_get_filename(  $url, $remove_extension = false  ) {
    $filename_and_extension = basename( $url );
    if ( $remove_extension ) {
        $filename_and_extension = substr( $filename_and_extension, 0, strpos( $filename_and_extension, '.' ) );
    }
    return $filename_and_extension;
}

/**
 * Returns whether or not to use PMB Central for generate requests. (We like to use DocRaptor's server on free sites
 * to keep the load down on printmy.blog; but for paying customers we like to monitor their API requests for quality assurance.)
 * @return int
 */
function pmb_use_pmb_central() {
    $use_pmb_central = 0;
    try {
        if ( pmb_fs()->is_plan__premium_only( 'business' ) || defined( 'PMB_USE_CENTRAL' ) && PMB_USE_CENTRAL ) {
            $use_pmb_central = 1;
        }
    } catch ( Freemius_Exception $e ) {
        // ignore it
    }
    return $use_pmb_central;
}
