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app/Http/Controllers/IndexController.php

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+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Advert;
+use App\Models\Article;
+use App\Models\Link;
+
+class IndexController extends Controller
+{
+
+    /**
+     * Notes: 首页
+     * @Author: 玄尘
+     * @Date  : 2020/6/1 9:11
+     */
+    public function index()
+    {
+        $adverts     = Advert::where('category_id', 22)->get();
+        $description = Article::find(255);
+        $oneNews     = Article::where('category_id', 7)->orderBy('created_at', 'desc')->first();
+        $news        = Article::where('category_id', 7)->where('id', '<', $oneNews->id)->orderBy('created_at', 'desc')->take(4)->get();
+        $articles    = Article::where('category_id', 19)->orderBy('created_at', 'desc')->take(4)->get();
+        $prizes      = Article::where('category_id', 20)->orderBy('created_at', 'desc')->take(8)->get();
+        $patents     = Article::where('category_id', 21)->orderBy('created_at', 'desc')->take(3)->get();
+        $leaders     = Article::where('category_id', 4)->take(3)->get();
+        $simples     = Article::where('category_id', 6)->take(6)->get();
+        $links       = Link::take(6)->get();
+
+        return view('index.index', compact('adverts', 'description', 'oneNews', 'news', 'articles', 'prizes', 'patents', 'leaders', 'simples', 'links'));
+    }
+
+}