qimall/addons/DoubleCopy/console/migrations/M250825152436AddCommissionItemSettingDetail.php

<?php

namespace addons\DoubleCopy\console\migrations;

use yii\db\Migration;

/**
 * 判断 allowance_prize 字段是否存在
 * Class M250825152436AddCommissionItemSettingDetail
 */
class M250825152436AddCommissionItemSettingDetail extends Migration
{

    /**
     * {@inheritdoc}
     */
    public function safeUp()
    {
        try {
            // 要操作的表名
            $tableName = 'qimall_addons_double_copy_commission_item_setting_detail';
            // 要检查的字段名
            $columnName = 'allowance_price';
            if (!$this->columnExists($tableName, $columnName)) {
                $sql = <<<SQL
ALTER TABLE `qimall_addons_double_copy_commission_item_setting_detail` 
ADD COLUMN `allowance_price` decimal(10, 2) NOT NULL COMMENT '津贴奖' AFTER `repurchase_prize`;
SQL;
                $this->execute($sql);
            }
        } catch (\Exception $e) {

        }
    }

    protected function columnExists($tableName, $columnName): bool
    {
        $tableSchema = \Yii::$app->db->getTableSchema($tableName, true);
        return $tableSchema && in_array($columnName, $tableSchema->columnNames);
    }

    /**
     * {@inheritdoc}
     */
    public function safeDown()
    {
        echo "M250825152436AddCommissionItemSettingDetail cannot be reverted.\n";

        return false;
    }

}