<?php

declare(strict_types=1);

namespace Database\Seeders\Mandatory;

use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\File;
use Uwil\LaravelDynamicPages\Enums\PageStatusEnum;
use Uwil\LaravelDynamicPages\Models\DynamicPage;
use Uwil\LaravelDynamicPages\Models\PageConfig;

class ImportDynamicPagesSeeder extends Seeder
{
    /** @var string Associated table to this seeder. */
    public static string $table = 'dynamic_pages';

    public function run(): void
    {
        DB::transaction(function (): void {
            $this->seedPageConfigs();
            $this->seedDynamicPages();
        });

        DynamicPage::resetCache();
        PageConfig::resetCache();
    }

    private function seedPageConfigs(): void
    {
        $filePath = database_path('seeders/data/page_configs.json');
        if (! File::exists($filePath)) {
            return;
        }

        /** @var array<int, array<string, mixed>>|null $configs */
        $configs = json_decode(File::get($filePath), true);
        if (! is_array($configs)) {
            return;
        }

        foreach ($configs as $configData) {
            $view = $configData['view'] ?? null;
            if (! is_string($view)) {
                continue;
            }

            /** @var PageConfig $pageConfig */
            $pageConfig             = PageConfig::withTrashed()
                ->firstOrNew(['view' => $view]);
            $pageConfig->deleted_at = null;

            if (isset($configData['label']) && is_array($configData['label'])) {
                /** @var array<string, string> $label */
                $label = $configData['label'];
                $pageConfig->setTranslations('label', $label);
            }
            if (isset($configData['config']) && is_array($configData['config'])) {
                /** @var array<string, mixed> $config */
                $config = $configData['config'];
                $pageConfig->setTranslations('config', $config);
            }

            $pageConfig->saveQuietly();
        }
    }

    private function seedDynamicPages(): void
    {
        $filePath = database_path('seeders/data/dynamic_pages.json');
        if (! File::exists($filePath)) {
            return;
        }

        /** @var array<int, array<string, mixed>>|null $pages */
        $pages = json_decode(File::get($filePath), true);
        if (! is_array($pages)) {
            return;
        }

        foreach ($pages as $pageData) {
            $idKey  = isset($pageData['id_key']) && is_string($pageData['id_key']) ?
                $pageData['id_key'] : null;
            $isRoot = (bool) ($pageData['isRoot'] ?? false);

            $dynamicPage = $this->resolveDynamicPage(
                $idKey,
                $isRoot
            );
            $this->populateDynamicPage(
                $dynamicPage,
                $pageData,
                $idKey,
                $isRoot
            );
            $dynamicPage->saveQuietly();
        }
    }

    private function resolveDynamicPage(?string $idKey, bool $isRoot): DynamicPage
    {
        $dynamicPage = null;
        if ($isRoot) {
            $dynamicPage = DynamicPage::withTrashed()
                ->where('isRoot', true)
                ->first();
        }
        if (! $dynamicPage && $idKey) {
            $dynamicPage = DynamicPage::withTrashed()
                ->where('id_key', $idKey)
                ->first();
        }

        $page             = $dynamicPage ?? new DynamicPage();
        $page->deleted_at = null;

        return $page;
    }

    /**
     * @param  array<string, mixed>  $pageData
     */
    private function populateDynamicPage(
        DynamicPage $page,
        array $pageData,
        ?string $idKey,
        bool $isRoot
    ): void {
        $configId = null;
        if (! empty($pageData['config_view']) && is_string($pageData['config_view'])) {
            $configId = PageConfig::withTrashed()
                ->where('view', $pageData['config_view'])->value('id');
        }

        $page->id_key    = (string) $idKey;
        $page->config_id = is_numeric($configId) ? (int) $configId : null;
        $page->page_id   = null;
        $page->status    = isset($pageData['status']) ?
            PageStatusEnum::from((int) $pageData['status']) : PageStatusEnum::published;
        $page->isLocked  = (bool) ($pageData['isLocked'] ?? true);
        $page->isRoot    = $isRoot;

        if (isset($pageData['title']) && is_array($pageData['title'])) {
            /** @var array<string, string> $title */
            $title = $pageData['title'];
            $page->setTranslations(
                'title',
                $title
            );
        }
        if (isset($pageData['slug']) && is_array($pageData['slug'])) {
            /** @var array<string, string> $slug */
            $slug = $pageData['slug'];
            $page->setTranslations(
                'slug',
                $slug
            );
        }
        if (isset($pageData['content']) && is_array($pageData['content'])) {
            /** @var array<string, mixed> $content */
            $content = $pageData['content'];
            $page->setTranslations(
                'content',
                $content
            );
        }
    }
}