<?php

namespace Modules\Stylist\Providers;

use Illuminate\Support\Facades\Blade;
use Illuminate\Support\Facades\View;
use Illuminate\Support\ServiceProvider;
use Modules\Stylist\Console\CreateThemeCommand;
use Modules\Stylist\Console\FindDuplicateViewsCommand;
use Modules\Stylist\Console\InspectThemesCommand;
use Modules\Stylist\Console\PublishAssetsCommand;
use Modules\Stylist\Console\ThemeDoctorCommand;
use Modules\Stylist\Console\ValidateThemeCommand;
use Modules\Stylist\Html\ThemeHtmlBuilder;
use Modules\Stylist\Html\ThemeSeoBuilder;
use Modules\Stylist\Support\FrontendNavigation;
use Modules\Stylist\Support\ModuleInfo;
use Modules\Stylist\Services\FrontendContent;
use Modules\Stylist\Services\ThemeSettings;
use Modules\Stylist\Theme\Loader;
use Modules\Stylist\Theme\Stylist;

use Modules\Stylist\Services\SiteSettingsRepository;

final class StylistServiceProvider extends ServiceProvider
{
    protected string $moduleName = 'Stylist';

    protected string $moduleNameLower = 'stylist';

    public function register(): void
    {
        $this->app->register(RouteServiceProvider::class);

        $this->mergeConfigFrom(module_path(ModuleInfo::name(), 'Config/config.php'), ModuleInfo::nameLower());

        $this->app->singleton('stylist', fn ($app) => $app->make(Stylist::class));
        $this->app->singleton('stylist.html', fn ($app) => $app->make(ThemeHtmlBuilder::class));
        $this->app->singleton('stylist.seo', fn ($app) => $app->make(ThemeSeoBuilder::class));
    }

    public function boot(): void
    {
        \Illuminate\Support\Facades\View::addNamespace(
            'sonardesk-base',
            resource_path('views')
        );

        $this->registerViews();
        $this->registerThemeViews();
        $this->registerTranslations();
        $this->registerPublishing();
        $this->registerHelpers();
        $this->registerBlade();

        if ($this->app->runningInConsole()) {
            $this->commands([
                PublishAssetsCommand::class,
                ValidateThemeCommand::class,
                InspectThemesCommand::class,
                FindDuplicateViewsCommand::class,
                ThemeDoctorCommand::class,
                CreateThemeCommand::class,
            ]);
        }

        $this->loadMigrationsFrom(module_path(ModuleInfo::name(), 'Database/Migrations'));

        View::composer('*', function ($view): void {
            if (! $this->app->bound(Stylist::class)) {
                return;
            }

            $view->with('activeTheme', $this->app->make(Stylist::class)->current());
        });


        View::composer('stylist-theme-saasland::*', function ($view): void {
            $theme = $this->app->make(Loader::class)->find('saasland');
            $settings = $this->app->make(ThemeSettings::class)->get($theme);
            $siteSettings = $this->app->make(SiteSettingsRepository::class)->site();
            $navigation = $this->app->make(FrontendNavigation::class);
            $homepage = $this->app->make(FrontendContent::class)->homepage($settings);

            $view->with([
                'siteSettings' => $siteSettings,
                'siteTitle' => $siteSettings['site_name'],
                'siteDescription' => $siteSettings['site_description'],
                'logoUrl' => $siteSettings['logo_url'] ?: null,
                'facebookUrl' => $siteSettings['facebook_url'] ?: null,
                'xUrl' => $siteSettings['x_url'] ?: null,
                'linkedinUrl' => $siteSettings['linkedin_url'] ?: null,
                'primaryNavigation' => $navigation->primary(),
                'footerNavigation' => $navigation->footer(),
                'themeSettings' => $settings,
                ...$homepage,
            ]);
        });
    }

    private function registerViews(): void
    {
        $sourcePath = module_path(ModuleInfo::name(), 'Resources/views');
        $viewPath = resource_path('views/modules/'.ModuleInfo::nameLower());

        $this->publishes([$sourcePath => $viewPath], ['views', 'stylist-module-views']);
        $this->loadViewsFrom([$viewPath, $sourcePath], ModuleInfo::nameLower());
    }

    private function registerThemeViews(): void
    {
        foreach ($this->themeRoots() as $root) {
            if (! is_dir($root)) {
                logger()->warning('Stylist theme root does not exist', [
                    'root' => $root,
                ]);

                continue;
            }

            $themeDirectories = glob($root.'/*', GLOB_ONLYDIR) ?: [];

            foreach ($themeDirectories as $themeDirectory) {
                $themeViewsPath = $themeDirectory.'/views';

                if (! is_dir($themeViewsPath)) {
                    continue;
                }

                $themeKey = strtolower(basename($themeDirectory));

                // Themes always live outside the module, normally in resources/themes.
                // Register the canonical namespace and the legacy namespace as an alias
                // to the same application-owned directory. The alias keeps existing
                // routes and Blade templates working without reintroducing module themes.
                $namespaces = [
                    "stylist-theme-{$themeKey}",
                    "stylist-module-theme-{$themeKey}",
                ];

                $componentsPath = $themeViewsPath.'/components';

                // The common theme is the application-wide owner of layouts,
                // authentication, settings and shared components. Livewire 4
                // resolves its default full-page layout through layouts::app,
                // so point that compatibility namespace at the common theme.
                if ($themeKey === 'common') {
                    $layoutsPath = $componentsPath.'/layouts';

                    if (is_dir($layoutsPath)) {
                        View::addNamespace('layouts', $layoutsPath);
                        Blade::anonymousComponentPath($layoutsPath, 'layouts');
                    }

                    View::addNamespace('common', $themeViewsPath);

                    if (is_dir($componentsPath)) {
                        Blade::anonymousComponentPath($componentsPath, 'common');
                    }
                }

                foreach ($namespaces as $namespace) {
                    View::addNamespace($namespace, $themeViewsPath);

                    if (is_dir($componentsPath)) {
                        Blade::anonymousComponentPath($componentsPath, $namespace);
                    }
                }
            }
        }
    }

    private function normalisePath(string $path): string
    {
        return rtrim(
            str_replace('\\', '/', realpath($path) ?: $path),
            '/'
        );
    }

    /** @return array<int, string> */
    private function themeRoots(): array
    {
        return array_values(array_unique(array_filter([
            (string) config('stylist.themes_path'),
        ])));
    }

    private function registerTranslations(): void
    {
        $langPath = resource_path('lang/modules/'.ModuleInfo::nameLower());
        $sourcePath = module_path(ModuleInfo::name(), 'Resources/lang');

        $this->loadTranslationsFrom(is_dir($langPath) ? $langPath : $sourcePath, ModuleInfo::nameLower());
    }

    private function registerPublishing(): void
    {
        $this->publishes([
            module_path(ModuleInfo::name(), 'Config/config.php') => config_path('stylist.php'),
        ], ['config', 'stylist-config']);

    }

    private function registerHelpers(): void
    {
        foreach (glob(module_path(ModuleInfo::name(), 'Helpers/*.php')) ?: [] as $filename) {
            require_once $filename;
        }
    }

    private function registerBlade(): void
    {
        Blade::directive('themeVariables', fn () => '<?php echo stylist_html()->variables(); ?>');
        Blade::directive('themeStylesheet', fn ($expression) => '<?php echo stylist_html()->stylesheet('.($expression ?: 'null').'); ?>');
        Blade::directive('themeScript', fn ($expression) => '<?php echo stylist_html()->script('.($expression ?: 'null').'); ?>');
        Blade::directive('themeSwitcher', fn () => '<?php echo stylist_html()->switcher(); ?>');
        Blade::directive('themeSeo', fn ($expression) => '<?php echo app(\Modules\Stylist\Html\ThemeSeoBuilder::class)->render('.($expression ?: '[]').'); ?>');
    }
}