<?php

use think\migration\Migrator;
use think\migration\db\Column;

class CreateLotteryActivityGoodsTable extends Migrator
{
    /**
     * Change Method.
     *
     * Write your reversible migrations using this method.
     *
     * More information on writing migrations is available here:
     * http://docs.phinx.org/en/latest/migrations.html#the-abstractmigration-class
     *
     * The following commands can be used in this method and Phinx will
     * automatically reverse them when rolling back:
     *
     *    createTable
     *    renameTable
     *    addColumn
     *    renameColumn
     *    addIndex
     *    addForeignKey
     *
     * Remember to call "create()" or "update()" and NOT "save()" when working
     * with the Table class.
     */
    public function change()
    {
        $table  =  $this->table('lottery_activity_goods', ['comment' => '大转盘奖品表', 'engine'=>'InnoDB']);
        $table->addColumn('good_name', 'string',array('limit'  => 255,'comment'=>'商品名称'))
            ->addColumn('good_img', 'string',array('limit'  => 255,'comment'=>'商品图片','null' => true))
            ->addColumn('probability', 'integer',array('comment'=>'奖品中奖概率','null' => true))
            ->addColumn('stock', 'integer', array('null' => true, 'comment'=>'奖品库存'))
            ->addColumn('actid', 'integer', array('null' => true, 'comment'=>'关联活动表id'))
            ->create();
    }
}