<?php

namespace App\Http\Controllers\Admin;

use App\Http\Controllers\Controller;
use App\Models\Article;
use App\Models\ForumReply;
use App\Models\ForumThread;
use Illuminate\Http\Request;

/**
 * 统一审核队列：文章投稿 / 论坛帖子 / 论坛回复 的待审内容。
 * 入口按权限展示对应 Tab（articles.moderate / forum.moderate）。
 */
class ModerationController extends Controller
{
    public function index(Request $request)
    {
        $user = $request->user();
        $tab = $request->query('tab', 'articles');

        $canArticles = $user->canPerm('articles.moderate');
        $canForum = $user->canPerm('forum.moderate');

        if (! $canArticles && ! $canForum) {
            abort(403, '无审核权限');
        }

        if ($tab === 'threads' && ! $canForum) {
            $tab = $canArticles ? 'articles' : 'replies';
        }
        if ($tab === 'replies' && ! $canForum) {
            $tab = $canArticles ? 'articles' : 'threads';
        }

        $articles = $canArticles
            ? Article::where('status', 'pending')->with('user', 'category')->orderByDesc('created_at')->paginate(10, ['*'], 'ap')
            : null;

        $threads = $canForum
            ? ForumThread::where('status', 'pending')->with('user', 'board')->orderByDesc('created_at')->paginate(10, ['*'], 'tp')
            : null;

        $replies = $canForum
            ? ForumReply::where('status', 'pending')->with('user', 'thread')->orderByDesc('created_at')->paginate(10, ['*'], 'rp')
            : null;

        return view('admin.moderation.index', compact('tab', 'articles', 'threads', 'replies', 'canArticles', 'canForum'));
    }

    public function approveArticle(Article $article)
    {
        $article->update([
            'status' => 'approved',
            'published_at' => $article->published_at ?? now(),
        ]);

        return back()->with('success', "已通过文章《{$article->title}》");
    }

    public function rejectArticle(Article $article)
    {
        $article->update(['status' => 'rejected']);

        return back()->with('success', "已驳回文章《{$article->title}》");
    }

    public function approveThread(ForumThread $thread)
    {
        $thread->update(['status' => ForumThread::STATUS_APPROVED]);

        return back()->with('success', "已通过帖子《{$thread->title}》");
    }

    public function rejectThread(ForumThread $thread)
    {
        $thread->update(['status' => ForumThread::STATUS_REJECTED]);

        return back()->with('success', "已驳回帖子《{$thread->title}》");
    }

    public function approveReply(ForumReply $reply)
    {
        $reply->update(['status' => ForumReply::STATUS_APPROVED]);

        return back()->with('success', '已通过该回复');
    }

    public function rejectReply(ForumReply $reply)
    {
        $reply->update(['status' => ForumReply::STATUS_REJECTED]);

        return back()->with('success', '已驳回该回复');
    }
}