<?php

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

class UserInviteCode 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('user_invite_code',['engine'=>'Innodb', 'comment' => '用户邀请码','collation'=>'utf8mb4_general_ci' , 'signed' => false]);
        $table->addColumn(Column::unsignedInteger('user_id')->setComment('关联用户ID'))
            ->addColumn(Column::string('invite_code',50)->setComment('推广码'))
            ->addColumn(Column::tinyInteger('channel_id')->setComment('推广渠道ID'))
            ->addColumn(Column::string('remark',50)->setComment('说明'))
            ->addColumn(Column::unsignedInteger('create_time')->setDefault(0)->setComment('创建时间'))
            ->addColumn(Column::unsignedInteger('update_time')->setDefault(0)->setComment('修改时间'))
            ->addIndex(['user_id'])
            ->addIndex(['invite_code'],['unique'  =>  true])
            ->addIndex(['remark'])
            ->create();
    }
}