<?php

namespace App\Http\Controllers;

use Illuminate\Http\Request;
use Carbon\Carbon;
use App\Models\Post;

class PostController extends Controller
{
    public function index(){
        return view('posts.index', ['posts' => Post::latest()->get()]);
    }

    public function create(){
        return view('posts.edit');
    }

    public function show(Post $post){
        return view('posts.show', compact('post'));
    }
    
    public function edit(Post $post){
        return view('posts.edit', compact('post'));
    }
    
    public function update(Request $request, Post $post){
        $validated = $request->validate([
            'title' => 'required|string|max:255',
            'content' => 'required|string',
            'published_at' => 'nullable|date',
        ]);
        if ($request->filled('published_at')) {
            $validated['published_at'] = Carbon::parse($request->published_at, $request->timezone)
                ->setTimezone('UTC');
        }

        $wasPublished = $post->is_published;
        $post->fill($validated);
        $post->is_published = $request->has('is_published'); 
        
        $post->save();

        if (!$wasPublished && $post->is_published) {
            if (!$post->published_at) {
                $post->update(['published_at' => now()]);
            }
        }

        return redirect()
            ->route('posts.index')
            ->with('success', 'Пост успешно обновлен!');
    }

    public function store(Request $request){
        $data = $request->validate([
            'title' => 'required',
            'content' => 'required',
            'published_at' => 'nullable|date'
        ]);

        if ($request->filled('published_at')) {
            $data['published_at'] = Carbon::parse($request->published_at, $request->timezone)
                ->setTimezone('UTC');
        }

        Post::create($data);
        return redirect()->route('posts.index')->with('success', 'Готово!');
    }

    public function togglePublish($id){
        $post = Post::findOrFail($id);
        $post->is_published = !$post->is_published;

        if ($post->is_published){
            $post->published_at = now();
        }

        $post->save();
        return back();
    }
}