lw_test/app/home/controller/AiExam.php

<?php


namespace app\home\controller;

use app\home\HomeBaseController;

class Aiexam extends HomeBaseController
{
    public function index()
    {
        $date = strtotime('2024-12-26 00:00:00');
        $now  = time();
        if ($now < $date) {
            return view('tip', ['second' => $date - $now + 1]);
        }

        return view('', [
            'second' => strtotime('2025-12-26 08:58:20') - time(),
        ]);
    }

    public function upload()
    {
        $file     = request()->file("file");
        $savename = \think\facade\Filesystem::disk('public')->putFileAs('files', $file, 'ai_exam/' . $_FILES['file']['name']);
        if ($file) {
            $filename = str_replace(strrchr($_FILES['file']['name'], "."), "", $_FILES['file']['name']);
            ajax_return(0, '', [
                'src'   => request()->domain() . "/storage/" . str_replace("\\", "/", $savename),
                'path'  => "./storage/" . str_replace("\\", "/", $savename),
                'title' => $filename,
            ]);
        } else {
            ajax_return(1, '上传失败，请稍后重试');
        }
    }

    public function deleteFile()
    {
        $name     = $this->request->param('name');
        $filename = public_path('storage/files/ai_exam') . $name;

        if (file_exists($filename)) {
            if (unlink($filename)) {
                ajax_return(0, '删除成功');
            } else {
                ajax_return(1, '删除失败');
            }
        } else {
            ajax_return(1, '文件不存在');
        }
    }

    public function examSuccess()
    {
        return view();
    }
}