ss-visit/app/Models/VisitAudit.php

<?php

namespace App\Models;

use App\Notifications\AuditEmailNotify;

class VisitAudit extends SoftDeletesModel
{
    protected $guarded = ['id'];

    public function visit()
    {
        return $this->hasOne(Visit::class, 'id', 'visit_id');
    }

    public function auditAdmin()
    {
        return $this->hasOne(Admin::class, 'id', 'audit_admin_id');
    }

    /**
     * 邮件通知下一个审核人
     */
    public static function emailNextAudit($visit, $nowVisitAuditLevel = -1)
    {
        // 找到下一个审核人
        if ($nowVisitAuditLevel == -1) {
            // 通知第一个审核人
            $admin = Admin::where('id', function ($query) use ($visit) {
                $query->select('audit_admin_id')
                    ->from('visit_audits')
                    ->where('visit_id', $visit->id)
                    ->orderBy('level', 'asc')
                    ->limit(1);
            })->first();
            $isFirstAudit = true;
        } else {
            // 通知下一级审核人
            $admin = Admin::where('id', function ($query) use ($visit, $nowVisitAuditLevel) {
                $query->select('audit_admin_id')
                    ->from('visit_audits')
                    ->where('visit_id', $visit->id)
                    ->where('level', '>', $nowVisitAuditLevel)
                    ->orderBy('level', 'asc')
                    ->limit(1);
            })->first();
            $isFirstAudit = false;
        }

        if (empty($admin)) {
            return false;
        }

        // 准备邮件数据
        $visitData = [
            'date' => $visit->date,
            'name' => $visit->name,
            'mobile' => $visit->mobile,
            'reason' => $visit->reason ?? ''
        ];

        if (!$isFirstAudit) {
            // 获取上一级审核人姓名
            $previousAdmin = Admin::where('id', $visit->accept_admin_id)->value('name');
            $visitData['previous_admin'] = $previousAdmin;
        }

        // 发送邮件通知
        $admin->notify(new AuditEmailNotify($visitData, $isFirstAudit));

        return true;
    }

}