<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\SiteSetting;
use Illuminate\Http\RedirectResponse;
use Illuminate\Http\Request;
use Illuminate\View\View;

final class SeoSettingsController extends Controller
{
    private const KEYS = [
        'seo_site_name', 'seo_title_suffix', 'seo_default_title', 'seo_default_description',
        'seo_default_keywords', 'seo_canonical_base_url', 'seo_default_og_image', 'seo_twitter_site',
        'seo_organization_name', 'seo_organization_logo', 'seo_google_site_verification',
    ];

    public function edit(): View
    {
        return view('admin.seo.edit', [
            'settings' => collect(self::KEYS)->mapWithKeys(fn (string $key) => [$key => SiteSetting::valueFor($key, '')]),
            'robotsEnabled' => SiteSetting::booleanFor('seo_robots_enabled', true),
        ]);
    }

    public function update(Request $request): RedirectResponse
    {
        $data = $request->validate([
            'seo_site_name' => ['required', 'string', 'max:80'],
            'seo_title_suffix' => ['nullable', 'string', 'max:80'],
            'seo_default_title' => ['required', 'string', 'max:160'],
            'seo_default_description' => ['required', 'string', 'max:320'],
            'seo_default_keywords' => ['nullable', 'string', 'max:500'],
            'seo_canonical_base_url' => ['nullable', 'url:http,https', 'max:2048'],
            'seo_default_og_image' => ['nullable', 'url:http,https', 'max:2048'],
            'seo_twitter_site' => ['nullable', 'string', 'max:40', 'regex:/^@?[A-Za-z0-9_]{1,15}$/'],
            'seo_organization_name' => ['nullable', 'string', 'max:120'],
            'seo_organization_logo' => ['nullable', 'url:http,https', 'max:2048'],
            'seo_google_site_verification' => ['nullable', 'string', 'max:255'],
        ]);

        foreach (self::KEYS as $key) {
            SiteSetting::put($key, isset($data[$key]) ? trim((string) $data[$key]) : null);
        }
        SiteSetting::put('seo_robots_enabled', $request->boolean('seo_robots_enabled') ? '1' : '0');

        return back()->with('status', 'SEO settings updated.');
    }
}