<?php

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

class CreateCompanyRelations extends Migration
{
    /**
     * Run the migrations.
     *
     * @return void
     */
    public function up()
    {
        if (!Schema::hasTable('real_virtual_relations')) {
            Schema::create('real_virtual_relations', function (Blueprint $table) {
                $table->integer('real_company_id')->unsigned()->default(0)->comment('RD企业ID');
                $table->integer('real_package_id')->unsigned()->default(0)->comment('RD套餐ID');
                $table->integer('virtual_company_id')->unsigned()->default(0)->comment('VD企业ID');
                $table->integer('virtual_package_id')->unsigned()->default(0)->comment('VD套餐ID');
                $table->integer('times')->unsigned()->default(0)->comment('关联次数');
                $table->timestamp('updated_at')->comment('更新时间');

                $table->primary(['real_company_id', 'real_package_id', 'virtual_company_id', 'virtual_package_id']);

                $table->comment('RD VD关系关联');
            });
        }
    }


    /**
     * Reverse the migrations.
     *
     * @return void
     */
    public function down()
    {
        Schema::dropIfExists('real_virtual_relations');
    }
}