payment/database/migrations/20250905165126_extension_refund.php

<?php

use Phinx\Migration\AbstractMigration;

class ExtensionRefund extends AbstractMigration
{
    /**
     * 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(): void
    {
        $this->table('extension_refund')
            ->setComment('支付退款记录表')
            ->addColumn('payment_id', 'integer', ['comment' => '关联支付记录ID'])
            ->addColumn('order_sn', 'char', ['limit' => 20, 'comment' => '支付订单编号'])
            ->addColumn('out_refund_no', 'char', ['limit' => 20, 'comment' => '商户退款单号'])
            ->addColumn('reason', 'string', ['comment' => '退款原因'])
            ->addColumn('amount', 'decimal', ['precision' => 10, 'scale' => 2, 'comment' => '退款金额（元）'])
            ->addColumn('status', 'integer', ['signed' => false, 'length' => 3, 'comment' => '退款状态：0-待退款/1-退款中/2-成功/3-失败'])
            ->addColumn('refund_id', 'char', ['limit' => 32, 'comment' => '三方退款唯一订单号'])
            ->addColumn('success_time', 'integer', ['comment' => '退款成功时间'])
            ->addColumn('refund_param', 'json', ['comment' => '退款参数'])
            ->addColumn('refund_result', 'json', ['comment' => '查询退款结果信息'])
            ->addColumn('status_desc', 'string', ['comment' => '退款状态说明'])
            ->addTimestamps()
            ->addIndex(['refund_id'])
            ->addIndex(['out_refund_no'], ['unique' => true])
            ->addIndex(['order_sn'])
            ->create();
    }
}