<?php

namespace App\Http\Controllers;

use App\Models\LibraryBook;
use App\Models\LibraryCategory;
use Illuminate\Http\Request;

class LibraryController extends Controller
{
    /**
     * 首页
     * @return \Illuminate\Http\JsonResponse
     */
    public function category(Request $request)
    {
        $category = LibraryCategory::query()->where('status', 1)->orderByDesc('sort')->orderByDesc('id')->select(['id', 'name', 'cover_path', 'resource_type'])->get();

        foreach ($category as $k => $item) {
            $category[$k]['cover_path'] = $item->cover_path_url;
        }

        return response()->json($category);
    }

    /**
     * 资源列表
     * @param Request $request
     * @return \Illuminate\Http\JsonResponse
     */
    public function book(Request $request)
    {
        $cid = $request->get('cid', 1);
        $tid = $request->get('tid', 1);
        $books = LibraryBook::query()->where('category_id', $cid)->where('resource_type', $tid)->where('status', 1)->select(['id', 'name', 'source', 'body', 'cover_path', 'updated_at'])->orderByDesc('sort')->orderByDesc('id')->simplePaginate(30);
        foreach ($books as $k => $book) {
            $books[$k]['cover_path'] = $book->cover_path_url;
        }
        return response()->json($books);
    }

    /**
     * 类型
     * @return \Illuminate\Http\JsonResponse
     */
    public function resourceTypeMaps(Request $request)
    {
        $cid = $request->get('cid', 0);
        if ($cid) {
            $resource_types = LibraryCategory::query()->where('status', 1)->where('id', $cid)->value('resource_type');
            $data = [];
            foreach ($resource_types as $resource_type) {
                $data[$resource_type] = LibraryCategory::resourceTypeMaps[$resource_type];
            }

            return response()->json($data);
        }
        return response()->json(LibraryCategory::resourceTypeMaps);
    }

}