<?php

declare(strict_types=1);

namespace org\wplake\acf_views;

use WP_Screen;

defined('ABSPATH') || exit;

class Dashboard
{
    const PAGE_OVERVIEW = 'overview';
    const PAGE_DEMO_IMPORT = 'demo-import';

    private Plugin $plugin;
    private HTML $html;
    private ACF $acf;
    private Options $options;
    private DemoImport $demoImport;

    public function __construct(Plugin $plugin, HTML $html, ACF $acf, Options $options, DemoImport $demoImport)
    {
        $this->plugin     = $plugin;
        $this->html       = $html;
        $this->acf        = $acf;
        $this->options    = $options;
        $this->demoImport = $demoImport;
    }

    protected function getUrl(string $page = ''): string
    {
        $pageArg = $page ?
            '&page=' . $page :
            '';

        return sprintf('/wp-admin/edit.php?post_type=%s%s', AcfViews::NAME, $pageArg);
    }

    protected function getProBanner(): array
    {
        return $this->html->getProBanner('https://wplake.org/acf-views/', $this->plugin->getAssetsUrl('pro.png'));
    }

    protected function getVideoReview(): string
    {
        return 'https://www.youtube.com/embed/arxOs4DB0oY';
    }

    protected function getPages(): array
    {
        return [
            [
                'isActive' => false,
                'url'      => $this->getUrl(),
                'label'    => 'ACF Views',
            ],
            [
                'isActive' => false,
                'url'      => sprintf('/wp-admin/edit.php?post_type=%s', AcfCards::NAME),
                'label'    => 'ACF Cards',
            ],
            [
                'isActive' => false,
                'url'      => $this->getUrl(self::PAGE_OVERVIEW),
                'label'    => 'Overview',
            ],
            [
                'isActive' => false,
                'url'      => $this->getUrl(self::PAGE_DEMO_IMPORT),
                'label'    => 'Demo Import',
            ],
        ];
    }

    public function setHooks(): void
    {
        $pluginSlug = $this->plugin->getSlug();

        add_action('admin_menu', [$this, 'addPages']);

        add_action('current_screen', function (WP_Screen $screen) {
            if (! isset($screen->post_type) ||
                ! in_array($screen->post_type, [AcfViews::NAME, AcfCards::NAME,])) {
                return;
            }
            add_action('in_admin_header', [$this, 'getHeader']);
        });

        add_filter("plugin_action_links_{$pluginSlug}", [$this, 'addOverviewLink']);

        register_activation_hook($pluginSlug, function () {
            $this->options->updateOption(Options::IS_JUST_ACTIVATED, true, true);
        });

        add_action('admin_init', [$this, 'redirectToOverviewAfterActivation']);
    }

    public function addPages(): void
    {
        add_submenu_page(
            sprintf('edit.php?post_type=%s', AcfViews::NAME),
            'Overview',
            'Overview',
            'edit_posts',
            self::PAGE_OVERVIEW,
            [$this, 'getOverviewPage']
        );
        add_submenu_page(
            sprintf('edit.php?post_type=%s', AcfViews::NAME),
            'Demo import',
            'Demo import',
            'edit_posts',
            self::PAGE_DEMO_IMPORT,
            [$this, 'getImportPage']
        );
    }

    public function getHeader(): void
    {
        $tabs = $this->getPages();

        $currentUrl = add_query_arg(null, null);
        foreach ($tabs as &$tab) {
            if ($currentUrl !== $tab['url']) {
                continue;
            }

            $tab['isActive'] = true;
            break;
        }

        echo $this->html->dashboardHeader($this->plugin->getName(), $tabs);
    }

    public function getOverviewPage(): void
    {
        $createAcfViewLink = sprintf('/wp-admin/post-new.php?post_type=%s', AcfViews::NAME);
        $createAcfCardLink = sprintf('/wp-admin/post-new.php?post_type=%s', AcfCards::NAME);

        echo $this->html->dashboardOverview(
            $createAcfViewLink,
            $createAcfCardLink,
            $this->acf->getGroupedFieldTypes(),
            [],
            [],
            $this->plugin->getVersion(),
            $this->getUrl(self::PAGE_DEMO_IMPORT),
            $this->getVideoReview(),
            $this->getProBanner()
        );
    }

    public function getImportPage(): void
    {
        $isWithDeleteButton = false;

        $formMessage = '';

        if ($this->demoImport->isProcessed()) {
            if (! $this->demoImport->isHasError()) {
                $formMessage .= $this->demoImport->isImportRequest() ?
                    '<p class="av-introduction__title">Import was successful. You’re all set!</p>' :
                    '<p class="av-introduction__title">All demo objects have been deleted.</p>';
            } else {
                $formMessage .= '<p class="av-introduction__title">Request is failed.</p><br><br>' .
                                $this->demoImport->getError();
            }
        } else {
            $this->demoImport->readIDsFromOptions();
        }

        if ($this->demoImport->isHasData() &&
            ! $this->demoImport->isHasError()) {
            $isWithDeleteButton = true;
            $formMessage        .= '<p class="av-introduction__title">Imported objects</p>';
            $formMessage        .= sprintf(
                '<a target="_blank" href="%s">Demo ACF group</a><br><br>',
                $this->demoImport->getAcfGroupLink()
            );
            $formMessage        .= sprintf(
                '<a target="_blank" href="%s">Demo ACF view</a><br><br>',
                $this->demoImport->getAcfViewLink()
            );
            $formMessage        .= sprintf(
                '<a target="_blank" href="%s">Demo Post</a><br><br>',
                $this->demoImport->getPostLink()
            );
        }

        $formNonce = wp_create_nonce('_av-demo-import');
        echo $this->html->dashboardImport($isWithDeleteButton, $formNonce, $formMessage);
    }

    public function addOverviewLink(array $links): array
    {
        $settings_link = sprintf(
            '<a href="%s">Overview</a>',
            $this->getUrl(self::PAGE_OVERVIEW)
        );

        array_unshift($links, $settings_link);

        return $links;
    }

    public function redirectToOverviewAfterActivation(): void
    {
        if (! $this->options->getOption(Options::IS_JUST_ACTIVATED)) {
            return;
        }

        $this->options->deleteOption(Options::IS_JUST_ACTIVATED);

        wp_redirect($this->getUrl(self::PAGE_OVERVIEW));
        exit;
    }
}