fdesk/app/common/model/CrmCustomer.php

<?php

namespace app\common\model;

use support\Model;

class CrmCustomer extends Model
{
    /**
     * The connection name for the model.
     *
     * @var string|null
     */
    protected $connection = 'mysql';
    
    /**
     * The table associated with the model.
     *
     * @var string
     */
    protected $table = 'crm_customer';

    /**
     * The primary key associated with the table.
     *
     * @var string
     */
    protected $primaryKey = 'id';

    /**
     * Indicates if the model should be timestamped.
     *
     * @var bool
     */
    public $timestamps = true;
    
    
    protected $dateFormat = 'U';

    /**
     * 允许自动填充模型字段
     */
    protected $fillable = ['id', 'sn', 'corp_id', 'user_id', 'user_sn', 'type', 'grade', 'sex', 'channel_id', 'country_id', 'car_type_id', 'magnitude', 'email', 'phone', 'WhatsApp', 'contacts', 'describe', 'desc_collect', 'address', 'lat', 'lng', 'follow_last', 'follow_next', 'warn', 'follow_remark', 'enter_user_id', 'created_at', 'updated_at', 'deleted_at'];

    /**
     * 不允许自动填充模型字段
     */
    protected $guarded = [];

    protected static function booted()
    {
        static::saved(function ($customer) {
            if (empty($customer->code)) {
                $customer->code = self::generateCustomerCode($customer);
                // 使用saveQuietly避免递归调用
                $customer->saveQuietly();
            }
        });
    }

    public static function generateCustomerCode($customer)
    {
        // 生成唯一16位code，CM+14位
        $unique = strtoupper(substr(md5($customer->id . microtime(true) . mt_rand(1000, 9999)), 8, 6));
        $code = 'CM' . date('Ymd') .$unique;
        return $code;
    }

    // 静默保存方法，不触发事件
    public function saveQuietly(array $options = [])
    {
        return static::withoutEvents(function () use ($options) {
            return $this->save($options);
        });
    }
}