<?php

namespace App\Http\Controllers;

use App\Models\Patent;
use App\Models\Category;
use Illuminate\Http\Request;

class PatentController extends Controller
{

    //显示论文详情
    public function show(Patent $patent)
    {
        $next = Patent::where('id', '>', $patent->id)->where('status', 1)->first();

        return view('patents.show', compact('patent', 'next'));
    }

    //显示文章列表
    public function list(Request $request)
    {
        $type        = $request->type;
        $title       = $request->title;
        $number      = $request->number;
        $category_id = $request->category_id;
        $nickname    = $request->nickname;
        $publication = $request->publication;
        $year        = $request->year;

        $patents = Patent::where('status', 1)
                         ->when($type, function ($q) use ($type) {
                             $q->where('type', $type);
                         })
                         ->when($title, function ($q) use ($title) {
                             $q->where('title', 'like', "%{$title}%");
                         })
                         ->when($number, function ($q) use ($number) {
                             $q->where('number', $number);
                         })
                         ->when($category_id, function ($q) use ($category_id) {
                             $q->where('category_id', $category_id);
                         })
                         ->when($nickname, function ($q) use ($nickname) {
                             $q->where('nickname', 'like', "%{$nickname}%");
                         })
                         ->when($publication, function ($q) use ($publication) {
                             $q->where('publication', $publication);
                         })
                         ->when($year, function ($q) use ($year) {
                             $q->where('year', 'like', "%{$year}%");
                         })
                         ->latest('sort')
                         ->latest()
                         ->paginate();

        return view('patents.list', compact('patents'));
    }

}