<?php

use Illuminate\Database\Migrations\Migration;
use Illuminate\Database\Schema\Blueprint;
use Illuminate\Support\Facades\Schema;

class AddnumToArticleTable extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        if (Schema::hasTable('articles')) {
            Schema::table('articles', function (Blueprint $table) {
                $table->unsignedBigInteger('like_nums')->default(0)->comment('点赞数');
                $table->unsignedBigInteger('read_nums')->default(0)->comment('阅读数');
            });
        }
    }

    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::table('articles', function (Blueprint $table) {
            //
            $table->dropColumn(['like_nums', 'read_nums']);
        });
    }
};