math_cms/app/Filament/Resources/StudentResource/Pages/CreateStudent.php

<?php

namespace App\Filament\Resources\StudentResource\Pages;
use Illuminate\Database\Eloquent\Builder;

use App\Filament\Resources\StudentResource;
use Filament\Resources\Pages\CreateRecord;

class CreateStudent extends CreateRecord
{
    protected static string $resource = StudentResource::class;

    protected string $view = 'filament.resources.student-resource.pages.create-student';

    protected static bool $canCreateAnother = false;

    public function getTitle(): string
    {
        return '创建学生';
    }

    public function getSubheading(): ?string
    {
        return null;
    }

    protected function mutateFormDataBeforeCreate(array $data): array
    {
        $currentUser = auth()->user();

        // 如果是老师登录，自动设置 teacher_id
        if ($currentUser?->isTeacher() ?? false) {
            $data['teacher_id'] = $currentUser->teacher?->teacher_id;
        }

        return $data;
    }

    protected function getRedirectUrl(): string
    {
        return $this->getResource()::getUrl('index');
    }

    protected function getCreatedNotificationTitle(): ?string
    {
        return '学生创建成功';
    }

    protected function getCreatedNotification(): ?\Filament\Notifications\Notification
    {
        return \Filament\Notifications\Notification::make()
            ->success()
            ->title('学生创建成功')
            ->body('学生信息已成功保存。');
    }
}