<?php

namespace App\Http\Controllers\Api;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use App\Models\{Article, ArticleCategory};
use App\Http\Resources\{ArticleResource, ArticleCategoryResource};

class ArticleController extends Controller
{
    public function category(Request $request)
    {
        $query = ArticleCategory::filter($request->all())->enable()->sort();

        $list = $query->get();

        return $this->json(ArticleCategoryResource::collection($list));
    }

    public function tree(Request $request)
    {
        $pid = $request->input('parent_id');
        $list = ArticleCategory::filter(['parent_path' => $pid])->enable()->sort()->select(['id', 'name', 'icon', 'parent_id'])->get()->toArray();

        return $this->json(array2tree($list, $pid ?? 0));
    }

    public function index(Request $request)
    {
        $query = Article::filter($request->all())->enable()->sort();

        $list = $query->paginate($request->input('per_page'));

        return $this->json(ArticleResource::collection($list));
    }

    public function show($id)
    {
        $info = Article::enable()->find($id);

        if (!$info) {
            return $this->error('记录不存在');
        }

        return $this->json(ArticleResource::make($info));
    }
}