<?php

declare(strict_types=1);

namespace org\wplake\acf_views;

use org\wplake\acf_views\AcfGroups\AcfViewData;
use org\wplake\acf_views\AcfGroups\AcfCardData;
use WP_Post;
use WP_Query;

defined('ABSPATH') || exit;

class AcfCards extends Cpt
{
    const NAME = 'acf_cards';
    const COLUMN_DESCRIPTION = self::NAME . '_description';
    const COLUMN_SHORTCODE = self::NAME . '_shortcode';
    const COLUMN_AUTHOR = self::NAME . '_author';
    const COLUMN_CREATED = self::NAME . '_created';
    const COLUMN_LAST_MODIFIED = self::NAME . '_lastModified';

    protected AcfCardData $acfCardData;

    public function __construct(HTML $html, Plugin $plugin, AcfCardData $acfCardData)
    {
        parent::__construct($html, $plugin);

        $this->acfCardData = $acfCardData->getDeepClone();
    }

    protected function cloneItemMeta(int $fromPostId, int $toPostId)
    {
        $originGroup = $this->acfCardData->getDeepClone();
        $originGroup->load($fromPostId);

        $originGroup->setSource($toPostId);
        $originGroup->save(true);
    }

    public function addCPT(): void
    {
        $labels = [
            'name'               => 'ACF Cards',
            'singular_name'      => 'ACF Card',
            'menu_name'          => 'ACF Cards',
            'parent_item_colon'  => 'Parent ACF Card',
            'all_items'          => 'ACF Cards',
            'view_item'          => 'Browse ACF Card',
            'add_new_item'       => 'Add New ACF Card',
            'add_new'            => 'Add New',
            'edit_item'          => 'Edit ACF Card',
            'update_item'        => 'Update ACF Card',
            'search_items'       => 'Search ACF Card',
            'not_found'          => 'Not Found',
            'not_found_in_trash' => 'Not Found In Trash',
        ];

        $args = [
            'label'               => 'ACF Cards',
            'description'         => 'Create ACF Card item to choose a set of posts (or CPT items) and paste the shortcode in a target place to display the posts with their ACF fields (which fields are printed depending on a selected ACF View in the Card settings).',
            'labels'              => $labels,
            'public'              => true,
            'publicly_queryable'  => false,
            'show_ui'             => true,
            'show_in_rest'        => false,
            'has_archive'         => false,
            'show_in_menu'        => false,
            'show_in_nav_menus'   => false,
            'delete_with_user'    => false,
            'exclude_from_search' => true,
            'capability_type'     => 'post',
            'hierarchical'        => false,
            'can_export'          => false,
            'rewrite'             => false,
            'query_var'           => false,
            'menu_icon'           => 'dashicons-format-gallery',
            'supports'            => ['title',],
            'show_in_graphql'     => false,
        ];

        register_post_type(self::NAME, $args);
    }

    public function setHooks(): void
    {
        parent::setHooks();

        add_action('init', [$this, 'addCPT']);
        add_action('admin_menu', [$this, 'addPage']);
        add_action(
            'manage_' . self::NAME . '_posts_custom_column',
            [
                $this,
                'printColumn',
            ],
            10,
            2
        );
        add_action('pre_get_posts', [$this, 'addSortableColumnsToRequest',]);
        add_filter('manage_' . self::NAME . '_posts_columns', [$this, 'getColumns',]);
        add_filter('manage_edit-' . self::NAME . '_sortable_columns', [$this, 'getSortableColumns',]);
        add_filter('enter_title_here', [$this, 'getTitlePlaceholder',]);
    }

    public function addPage(): void
    {
        $url = sprintf('edit.php?post_type=%s', AcfViews::NAME);

        global $submenu;

        if (! $submenu[$url]) {
            $submenu[$url] = [];
        }

        // 'ACF Views' has 5, so 6 is right after
        $submenu[$url][6] = [
            'ACF Cards',
            'manage_options',
            sprintf(
                'edit.php?post_type=%s',
                self::NAME
            )
        ];

        ksort($submenu[$url]);
    }

    public function getTitlePlaceholder(string $title): string
    {
        if (! function_exists('get_current_screen')) {
            return $title;
        }

        $screen = get_current_screen()->post_type ?? '';
        if (self::NAME !== $screen) {
            return $title;
        }

        return 'Name your view';
    }

    public function getColumns(array $columns): array
    {
        unset($columns['date']);

        return array_merge($columns, [
            self::COLUMN_DESCRIPTION   => 'Description',
            self::COLUMN_SHORTCODE     => 'Shortcode',
            self::COLUMN_AUTHOR        => 'Author',
            self::COLUMN_LAST_MODIFIED => 'Last modified',
            self::COLUMN_CREATED       => 'Created',
        ]);
    }

    public function getSortableColumns(array $columns): array
    {
        return array_merge($columns, [
            self::COLUMN_AUTHOR        => self::COLUMN_AUTHOR,
            self::COLUMN_LAST_MODIFIED => self::COLUMN_LAST_MODIFIED,
            self::COLUMN_CREATED       => self::COLUMN_CREATED,
        ]);
    }

    public function addSortableColumnsToRequest(WP_Query $query): void
    {
        if (! is_admin()) {
            return;
        }

        $orderBy = $query->get('orderby');

        switch ($orderBy) {
            case self::COLUMN_AUTHOR:
                $query->set('orderby', 'post_author');
                break;
            case self::COLUMN_LAST_MODIFIED:
                $query->set('orderby', 'post_modified');
                break;
            case self::COLUMN_CREATED:
                $query->set('orderby', 'post_date');
                break;
        }
    }

    public function printColumn(string $column, int $postId): void
    {
        switch ($column) {
            case self::COLUMN_DESCRIPTION:
                $view = $this->acfCardData->getDeepClone();
                $view->load($postId);

                echo esc_html($view->description);
                break;
            case self::COLUMN_SHORTCODE:
                echo $this->html->postboxShortcodes($postId, true, Plugin::SHORTCODE_CARDS, true);
                break;
            case self::COLUMN_AUTHOR:
                echo esc_html(get_user_by('id', get_post($postId)->post_author)->display_name ?? '');
                break;
            case self::COLUMN_LAST_MODIFIED:
                echo esc_html(explode(' ', get_post($postId)->post_modified)[0]);
                break;
            case self::COLUMN_CREATED:
                echo esc_html(explode(' ', get_post($postId)->post_date)[0]);
                break;
        }
    }

    public function addMetaboxes(): void
    {
        parent::addMetaboxes();

        add_meta_box(
            'acf-views_shortcode_cpt',
            'Shortcode',
            function ($post, $meta) {
                if (! $post ||
                    'publish' !== $post->post_status) {
                    echo 'Press the publish button to see the shortcode.';

                    return;
                }

                echo $this->html->postboxShortcodes($post->ID, false, Plugin::SHORTCODE_CARDS, true);
            },
            [
                self::NAME,
            ],
            'side',
            // right after the publish button
            'core'
        );
    }
}