<?php

namespace App\Http\Controllers;

use App\Models\Blog;
use Illuminate\Support\Facades\Log;

class BlogController extends Controller
{
    public function fixContentIds()
    {
        $blogs = Blog::withoutGlobalScope('filtered')->get();
        $updatedCount = 0;

        foreach ($blogs as $blog) {
            $oldContent = $blog->content;
            $oldImage = $blog->image;
            $contentChanged = false;
            $imageChanged = false;

            $patterns = [
                '/https?:\/\/ahrom\.net\/mag\/images\//',
                '/\/\/ahrom\.net\/mag\/images\//',
                '/http:\/\/www\.ahrom\.net\/mag\/images\//',
                '/https:\/\/www\.ahrom\.net\/mag\/images\//',
                '/ahrom\.net\/mag\/images\//'
            ];

            $newContent = preg_replace(
                $patterns,
                'https://ahromstorage.ir/ahrominvest/mag/images/',
                $oldContent
            );

            $newContent = preg_replace_callback(
                '/(https:\/\/ahromstorage\.ir\/ahrominvest\/mag\/images\/.*?)\.webp/i',
                function($matches) {
                    return str_replace('.webp', '.jpg', $matches[0]);
                },
                $newContent
            );

            $newImage = $oldImage;
            if (!empty($oldImage) && preg_match('/\.webp$/i', $oldImage)) {
                $newImage = preg_replace('/\.webp$/i', '.jpg', $oldImage);
                $imageChanged = true;
            }

            if ($newContent !== $oldContent) {
                $contentChanged = true;
            }

            if ($contentChanged || $imageChanged) {
                $blog->content = $newContent;
                if ($imageChanged) {
                    $blog->image = $newImage;
                }
                $blog->save();
                $updatedCount++;

                $changes = [];
                if ($contentChanged) $changes[] = 'content';
                if ($imageChanged) $changes[] = 'image';

                Log::info("Updated " . implode(' and ', $changes) . " in blog ID: {$blog->id}");
            }
        }

        return response()->json([
            'status' => 'completed',
            'updated_count' => $updatedCount,
            'total_blogs' => count($blogs),
            'message' => $updatedCount > 0
                ? "Successfully updated {$updatedCount} blogs (content and/or image fields)"
                : 'No matching URLs or webp images found to replace'
        ]);
    }
}